专利摘要:
An arrangement of flowing waters in the region of a transverse structure and / or waterworks, in particular fish migration aid (13), for transporting aquatic animals, especially fish, between an underwater (4) and an upper water (5), has a substantially vertical shaft (17) on. The water level in the shaft (17) between the region of the underwater (4), in particular of the underwater mirror, and the region of the upper water (5), in particular of the upper water level, changeable by the arrangement. An in the shaft (17) and along the shaft (17) movable Transportbehäiter (15) for aquatic animals from the underwater (4) to the upper water (5) and from the upper water (5) to the underwater (4) by buoyancy in the water to be moved.
公开号:AT514255A1
申请号:T348/2013
申请日:2013-04-25
公开日:2014-11-15
发明作者:Bernhard Dipl Ing Monai;Birgit Zraunig;Reinhard Dipl Ing Hassinger
申请人:Bernhard Dipl Ing Monai;
IPC主号:
专利说明:

* · ······························································
The invention relates to an arrangement of flowing waters in the region of a transverse structure and / or waterworks, in particular gravity relief, for transporting aquatic animals, in particular fish, between an underwater and an upper water, with a substantially vertical shaft.
Transverse structures can be understood to mean all natural structures and artificial structures introduced into a body of water that run transversely through the bed of water, which influence the natural conditions of the river and thus also the structure of the bottom and the banks of the water body. Examples of transverse structures are floor sills, basic sleepers, support sleepers, solos! ramps, gliding, crashes or locks.
Fish passages are fish migration aids arranged in rivers to enable fish and other aquatic animals to encounter obstacles such as: Weed dams or natural sole steps to overcome. The usual height difference of the water levels between surface and underwater makes it impossible to fish, the obstacle e.g. to overcome jumping. In order to gradually reduce the distance of the water level from upper water to underwater, a corresponding number of water basins, each with a corresponding distance of the water level is used.
At many sites with hydropower, however, the fall height for water is so great that a very large number of basins is necessary if the current requirements for the height of fall from tank to tank are met. Along with the typical requirements for pool size (e.g., pool length = triple fish length with a typical governing fish length of about 1 m), very large fish pass constructions result. Their construction is so expensive even with open construction field that investments in renewable energy through hydropower are often not worthwhile, even on existing dams.
In addition, such large water construction sites only with large 2/26
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Effort can be performed. Due to the unknown underground, the proximity to old buildings and the unknown qualities of the encountered building fabric, cost-driving surprises are the rule rather than the exception.
For a number of sites such large fish passages are also unenforceable for reasons of historical preservation, as they are massive in the aspect of old buildings on and in the water ei ngreifen.
An embodiment of a ski pass with which a great gradient can be overcome in one space is a so-called fish lift. In a fish lift fish are pulled in a trough that is movable in a substantially vertical manhole. They are drawn out of the underwater into a region of the headwater jelly by an angular train pulling device. In the area of the upper water level, the tub is tilted, so that the water in the tub is led together with the fish into the upper water. The disadvantage of fish lifts that they are structurally elaborate and consume a lot of energy, especially since the full: weight of the tub with water felt tub in which the fish: are collected, must be completely raised. In addition, the attraction of the fish that they are in. Underwater into the tub to swim, and in particular the tipping of the tub in the area of the upper water level not particularly gentle for the fish. Another disadvantage is that fish can only swim in the fish lift when the tub is at the bottom.
The invention is based on the object to provide an arrangement of the type mentioned, which does not have disadvantages of the prior art.
Solved diene task according to the invention with a fish ladder, which has the features of claim 1. 3.26
I I ··· ··· ·::.:.
Preferred and advantageous embodiments of the invention are subject of the dependent claims.
According to the invention, means are provided for raising and lowering the water level in the shaft between the area of the underwater, particularly the underwater level, and the area of the upper water, in particular the upper water level. The walls of the shaft are impermeable to water in the areas where the water level in the shaft is changed to 1 1. This avoids that fish or other aquatic animals: have to leave their usual environment at all by being removed in a basket from the course of the water. The erfi inventive arrangement is therefore particularly gentle for aquatic animals. In addition, the arrangement according to the invention is particularly cnergiesparend because fish and basket and water no longer have to be drawn.
In one embodiment of the invention can be provided that the arrangement comprises a movable in the shaft and along the shaft transport container for aquatic animals, preferably acting as a reuse basket, which is movable from the underwater to the upper water and from the upper water to underwater by buoyancy in the water *. As the transport container is moved up and down by buoyancy, it is avoided that the full weight of a scoop with water and fish must be pulled through a pulling device. Even if, in addition to precautions, a traction device should be provided which can be avoided according to the invention, only a small part of the weight of the transport container would have to be drawn by the buoyancy in the water.
Thus, according to the invention, it is achieved that much less energy input is required during: operation of the arrangement. In addition, it is achieved that the transport of the fish is done more gently by changing the water level in the Schacnt for the fish, as if the fish in a closed tub pulled out of the water, since the fish at any time in the 4/26 • · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · ·
Waters, i. In addition, it is achieved that the fish aufr.ehmer.de bucket can be made very large, so that " the: fish have enough space to evade with transported predatory fish »
In a preferred embodiment of the invention it is provided that the transport container is arranged in its lower position in the shaft in which aquatic animals from the onterwasser in the transport container, underwater, in particular in the area of the underwater sole, and in its position in the top, in which aquatic animals reach the upper water from the transport container, is arranged in the upper water, in particular in the region of the upper water level. Thus, fish can be transported with the inventive arrangement not only from underwater to the upper water but also from the upper water to the underwater, the fish at any time in the. Waters, i. their natural environment, stay.
In the context of the invention, it can be advantageously provided that the wall of the shaft associated with the underwater in the area of the underwater sole has an outflow opening for water or manhole entry into the shaft and means for opening and closing this opening, in particular a slide. Correspondingly, it is provided that the wall of the shaft assigned to the upper water forms an outlet opening from the shaft in the region of the upper water level and has means for opening and closing the outlet opening, in particular a proprietary contactor or a slide. By combining the features of these two: embodiments, it is possible that the water level in the shaft for moving the transport container by selectively: opening and / or closing the inlet and / or outlet opening can be changed.
In the context of the invention can be provided that the slides are electrically and / or manually operated. Thus, the opening and closing of the opening and closing control can be controlled automatically, but also - if the situation requires it - 5/26 • · ···: ···; · · · · · · · T · ·
•: • '• • ···· ι • • • by hand.
In the context of the invention may further be provided that the wall of the shaft assigned to the upper water is directly on a wall of a weir ange.ord.net or is formed by a wall of a weir. Thus, the space required for a weir space requirement for the arrangement is particularly low.
In a particularly advantageous embodiment, it can be provided that, starting from the upper water, a water pipe into the interior of the shaft, in particular: in one of the underwater sole associated bottom portion of the shaft, preferably in a side region of the upper water associated wall of the shaft leads to forming egg ries squat or conduction current into the underwater. It can be provided in particular that the input opening is arranged in the water pipe in SLrömungsrichtung of the upper water in the shaft inside after the means for opening and closing the outlet opening.
Thus, water from the upper water can be selectively directed laterally into the transport container located in Seiher lower position, from where it exits through the open Äusflussöffnung for water or Einstiegsöffnüng for aquatic animals as a lock or LeitStrömung in the underwater. Since the lock or guide flow is already generated in the shaft, it effectively lures fish into the transport container. This type of lock or Leitsfromzeugung also has the advantage that the water turbulence intensity in the transport container despite lock or Leitstrom-flow is very small and the fish have no problems to reside in the transport container, especially in the area laterally next to the mouth of the Water pipe quiet zones arise. By the lock or Leitströmung also internally adhering liners can be rinsed on the transport container.
In order to produce a flow of lures which should cause the fish to swim out of the transport container in its upper position into the upper water, it may be possible to: 1 • . It is advantageously provided that walls of the shaft and / or walls arranged in the shaft have an overflow channel in the region of the upper water level, so that the flow enters the transport container via the exit opening and laterally passes through the perforated side walls of the transport container the overflow edges drain. This flow directs the fish from the transport container into the upper water, so that the fish ascent is completed.
The transport container is preferably connected to buoyancy means: in which buoyancy means are in particular swimming, preferably inflatable floats. In inflatable floats is provided in the context of the invention that they can be controllably attacked by a compressor with air and that the air can be controlled out of the floats.
Preferably, the bottom and walls of the transport container are permeable to water, for example, grid-shaped formed. This allows the generation of guiding currents both when swimming in the fish: in the transport container as well as when floating out of this in the upper water. In addition, a lightweight construction of the transport container is possible.
In a particularly advantageous embodiment, the transport container is provided with structures, e.g. Bristle elements, clay pipes, stones, deadwood parts, etc, equipped so that especially smaller fish have retreat possible, if large predatory fish are present in the transport container: or the fish density is very high there.
In particular, it is provided that the transport container is free of wall at the points associated with the inlet and outlet openings in order to allow unhindered passage into and out of the transport container.
Within the scope of the invention, it may be provided that the region 7/26... · · · ·
···: • · ♦♦ # • · ··· • • the inlet and / or outlet opening; of the shaft, a lacing device, e.g. a pump and / or a water line is assigned to increase the lock or Leitleitung.
The arrangement according to the invention has means for raising and lowering the water level in the shaft, between the area of the water table and the area of the water table.
The means for raising and lowering the water level in the shaft may be the means for opening and closing the water or water manhole orifice and / or the outlet opening. Alternatively or additionally, at least one pump may be provided in communication with at least one water conduit through which the well communicates with a source of water.
Within the scope of the invention, a discharge device acting as a reuse can be arranged directly in the underwater in the region of the shaft, in particular adjacent to the shaft, preferably the discharge opening for water or entry port for water animals. For better accessibility to the maintenance of the transport container can be connected to a device for moving the transport container along the shaft, in particular a pressing or Zugvörfichtung.
With the arrangement according to the invention, the water level in the shaft can also be lowered below the Önterwasserspiegels lowerable and / or above the Oberwasserspiegeis.
Further details, features and advantages of the invention will become apparent from the following description with reference to the attached drawings, in which preferred embodiments are shown.
1 is a schematic representation of a known fish lift, FIG. 2 is a sectional view in the region of a 8/26 "·········································································. ·· 't · · • · · ·. *: · · · · · T · > ··· · Arrangement according to the invention along the course of the water body and Fig. 3 is a sectional view of an inventive arrangement transverse to the course of the water body.
Fig. 1 shows a fish lift 1 according to the prior art in the area of a weir 2, in which fish are transported in a water-impermeable tub 3 from the underwater 4 in the upper water 5. The tub 3 is first arranged at the bottom of the underwater 4 in a vertical shaft 6 and movable in this by a driven pulling device 7 along the double arrow 8. Starting from the upper water 5 leads a water pipe 9 in the Untorwasser 4, The so guided into the underwater 4 water generates a lock or flow guide 10, after which the fish ri chten. The lock or guide flow 10 generated outside the shaft 6 passes through the shaft. 6 And lures the fish into the interior of the shaft 6. The fish swim in a arranged on the tub 3 Reusenkorb 11, dor prevents floating out of the fish. Subsequently, the tub 3 and the rear basket 11 are pulled by the pulling device 7 out of the underwater 4 out into a region of the upper water level. In the area of the over-water seal, the trough 3 is tilted, so that the water in the trough 3 is conducted together with the fish via an additional trough 12 into the upper water 5. After emptying the tub 3, this is tilted back to its original position and moved back towards the underwater 4.
The disadvantage is that fish can remain lying on tilting of the tub 3 on Reusenkorb 11 and do not slip into the upper water 5.
Dahn are these fish for a certain time outside of water in the open air, also the fish can not be transported with this fish lift 1 from the upper water 5 to underwater 4, because the fish from the upper water 5 does not get into the: 3 well. The tub 3 must continue to have enough weight to avoid when submerged in the underwater 4 that the water buoyancy prevents the tub 3 is placed back on the bottom of the water. Lightweight construction of the tub 3: are 9/26 * • · · * ♦ · · · · · · · · · · · · · ·
therefore not possible, which is directly detrimental to the energy consumption, since the full weight of the tub 3 must be through the pulling device,
FIGS. 2 and 3 show a Fi schwänderhilfe 13 in accordance with the invention in the region of a weir 14, in which fish are conveyed from the underwater 4 into the upper water 5 in a water-permeable transport container 15. The transport container 15 is a basket connected to floats 16 which takes the fish from the underwater 4 to the upper water 5 in a vertical shaft 17. The vertical movement of the TransportbehäIters 15 takes place by buoyancy in the water when the shaft 17 is filled with water and partially emptied. Both for catching fish in the transport container 15 and to rain on floating out in the upper waters 5 metered Löckströmungen 18 are generated, the fish swim opposite to the direction of the lock or guide flow 18.
The underwater 4 zugeordneme wall 19 of the shaft 17 has in the region of the underwater sole a manhole 20 in the shaft 17 and a slide 21 for opening and closing the manhole 20. The upper water 5 zugeordnefe wall 22 of the shaft 17 forms in the region of the upper water level, an outlet opening 23 from the shaft 17 and has a slide 24 for opening and closing the outlet opening 23. When the sliders 21, 24 are moved upwards, they release the openings 20, 23. When the slides are moved down, the openings 20, 23 are closed. Starting from the upper water 5 leads a water pipe 25 into the interior of the SchachteS: 17. The inlet opening 26 into the water pipe 25 is in lock or LeitStromrichtung 18 after the slide 2 4 to. Opening and closing the outlet opening 23 is arranged. The: water pipe 5 opens into a lateral region of the upper water 5 associated wall of the shaft 17 in the underwater sole associated bottom area.
The operation of an inventive fish migration aid 13 can now 10/26
exemplified as follows:
In the capture phase, the water level and the transport container 15 in the shaft 17 below in the region of the underwater 4. In this lower position of the transport container 15 'the bottom of the transport container 15 is aligned with a small ramp 27 in the area of the Utertersee. The air in the floats, 16 is drained. The slide 21 in the underwater is fully open, the slide 24 in the upper water 5 is partially open. Due to the partially open slide 24 in the upper water $ water flows from the upper water 5 in particular in the water pipe 2: 5 and partly in the shaft 17. The entering into the shaft 17 water does not fill the shaft 17, as this from the · Open discharge opening :: for water or entry opening 2: 0 for aquatic animals in underwater 4 flows. The water from the water pipe 25 flows: through perforated plates of the transport container 15 and further: through the shaft 17 and the Aüsflussöffnung for water or manhole 20 for aquatic animals into the underwater 4. Thus, the lock or guide flow 18 is generated. The lock or guide flow 18 is supported by pumps 28- The fish are by the Lock resp. Lead flow 18 lured. and float into the transport container 15. A staking basket may be provided to prevent the fish from floating out of the transport container 15 again.
After the fishing time of, for example, 20 minutes, the slider 21 is closed in the underwater 4 and closed the Ausf1ussöffnung for water or manhole 20 for aquatic animals. The lock or Leitstrompumpen 28 can be switched off. Air is directed into the floats 16 via a compressor. Depending on the level of the water level in the shaft 17, the transport container 15 will start to rise by buoyancy. The water flowing through the open outlet opening 23 and through further feed lines leading into the shaft 17 fills the shaft 17 * The rising water level in the shaft 17 takes the transport container 15 upwards into the well. [0016] • v pw m •. ». · · '·. • e ·· 13 ·· * «·· • · e i ··» i * · • tt * * • · ··· * • • •
Area of the upper water 5. If the slide 24 is already closed in the region of the upper water 5, the filling of the shaft 17 with water takes place only through 'extra feed line';
In Big »2 the left half shows the transport container IS in its upper position and the right half the transport container 15 in its lower position. The lateral shaft walls have at their upper end upper grooves 29, which is arranged in the region of AustrittsÖffhuüg 23. If the slide 24 is already closed in the region of the upper water 5 this is now opened. The fish are caused to leave the transport container 15 counter to the lock or Leitströmüng 18. The transport container 15 and the fish are located after the upward movement already directly in the upper water 5 »
After the exit, the outlet opening 23 is closed by the slider 24 in the region of the upper water 5. The water inflow into the shaft 17 is prevented .. The slider 21 in the underwater 4 is opened. The water level in the shaft 17 drops and takes the transport container 15 with down. When the transport container 15 is at: height of the underwater mirror di e air is discharged from the floats 16, so that the transport container 15, regardless of the water level in the shaft 17 drops to its lower starting position. The slide 24 in the upper water 5 is again partially opened, so that water flows from the upper water 5 through the water line 25 and generates in the region of the underwater 4, the lock or LeitStrömung 18.
The transport container 15 may be rectangular, for example with sides 1 of about 2.00 x 3.00 m, or round, for example, be designed with a diameter of about 2.50 m, so that the size-determining species grayling with a length of approx 50 cm the Fischwanderh i l.fe 13 without problems; can use.
The transport container 15 can be arranged movably via rollers in the shaft 17 and be connected via hooks with a pulling device, in particular for maintenance purposes. 12/26 ································································································. ································
To control the contents of the transport container, the slider 24 is closed in the upper water 5, when the transport container 15 is in its upper position- The transport container 15 can be lifted by the pulling device as far out of the water level, so that the fish can be caught with crayfish , For maintenance, the transport container 15 can also be pulled completely out of the water. The slider 21 in the underwater 4 is opened, so that the water level in the shaft 17 drops. Alternatively or additionally, water from the well may also be removed through the supply lines and pumps. The shaft 17 can then be cleaned.
In the upper part of a shaft exterior, a control or inspection platform 30 may be provided. In the lower interior region of the shaft 17 laterally recessed channels 31 may be provided in the shaft inner wall to support the lock or LeitStroms 18.
The operation of the arrangement according to the invention has been described with reference to the figures in one embodiment with a transport container 15, however, the change in the water level in the shaft 17 in the same or similar manner without transport container 15 done so that fish in the shaft 17 from underwater 4 to Above water 5 can swim.
Regardless of whether a transport container 15 is provided or not, can be arranged in the underwater 4 of the outflow opening for water or manhole 20 for aquatic animals :: directly associated with acting as a reuse retention basin. This holding tank serves to allow fish to always swim, even when the slider 21 in the underwater 4 is closed. When the slider 21 is closed in the underwater 4, the slider 24 is open in the upper water 5 and the shaft 17 is filled with water, the fish can swim in the shaft 17 into the upper water.
When the slide 24 is closed in the upper water 5 and the slider 21 is opened in the underwater 4, the water level in the shaft 17 drops. Thus, those fish in the 13/26 18 •••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••• · · · · · ··· ··· ·
Manhole 17 arrive at a time / hei the slide 21 is closed in the underwater 4, arrive at the Fisehwanderhilfe 13 / these are collected in the retention basin and, when the slide 21 reopens in the underwater 4, eihschwimmen in the shaft 17 ,
A lock or Leitstromeinrichtung, in particular a pump (28), may be associated with the retention basin.
With the arrangement according to the invention it is achieved that fish: can permanently swim into the arrangement.
An embodiment of the invention can be summarized as follows:
An arrangement of flowing waters in the area of a transverse structure and / or waterworks, in particular Fischwanderhi 1 fe 13, for transporting aquatic animals, especially Fischeg between an underwater 4 and a headwater 5, has a substantially vertical shaft 17 * The water level is in Manhole 17 between dom area of the underwater 4, in particular of the underwater mirror 1, and the area of the upper water 5, in particular of the upper water level, changeable by the arrangement r. A movable in the shaft 17 and along the shaft 17 transport container IS for aquatic animals can be moved from the underwater 4 to the upper water 5 and the upper water 5 underwater 4 by order i if in the water. 14/26
权利要求:
Claims (8)
[1]
························································································ Arrangement on flowing waters in the area of a transverse structure and / or waterworks, in particular fish migration aid: (13)., For transporting aquatic animals, in particular fish, between an underwater (4) and a headwater (5), with a substantially vertical shaft (17), characterized in that means for raising and lowering the water level in the shaft (17) between the region of the underwater (4;), in particular the underwater mirror, and the region of the upper water (5), in particular the Oberwasserspi.egc 1 s , are provided. Arrangement according to claim 1, characterized in that it has a in the shaft. (17) and along the shaft (17) movable transport container (15) for aquatic animals, preferably acting as a reuse basket from the underwater (4) to the upper water (5) and from the upper water (5) to the underwater (4) by order eb is movable in the water. Arrangement according to claim 2, characterized in that the water sports container (15) in its position in the bottom of the shaft (17), in which aquatic animals from the underwater (4) in the transport container (15), in the underwater (4), in particular in The area of the water heater is arranged and, in its position at the top in the shaft (17), in which aquatic animals: arrive from the transport container (15) into the upper water (5), is arranged in the upper water (5), in particular in the region of the upper water level , Arrangement according to one of claims 1 to 3, characterized in that the underwater (4) associated with wall (19) of the shaft (17) in the region of the underwater sole an outflow opening for water or manhole (20) for aquatic animals in the shaft (17 ) as well as means for opening and displacing this opening (20), in particular a slide (21). 15/26 Arrangement according to one of claims 1 to 4, characterized in that the upper water (5) associated wall (22) of the shaft (17) in the region of Qberwasserspiegels Aüstrittäöffnung (23) from the shaft (17): forms And middle :! for Öffneö and closing the outlet opening, in particular a slide (24). Arrangement according to claim 4: or 5, characterized in that the slides (21, 24) are electrically and / or dog-operated. Arrangement according to one of claims 1 to 6, characterized in that starting from the upper water (5) a water pipe (25) in the interior of the shaft (17), in particular in one of the underwater sole associated bottom portion of the shaft (17), preferably in a lateral Area of the upper water (5) associated wall (22) of the shaft (17) leads to the formation of a l.ock or. Leitstromes (18) into the underwater (4). Arrangement according to claim 7, characterized in that the inlet opening (26) in the water pipe (25) in the direction of flow of the upper water (5) into the shaft (17) hi no seen after the means for opening and Versch1i eßen the Austrittsöf fnunq (23) is arranged :. Arrangement according to one of claims .1 to 8, characterized in that walls of the shaft (17) and / or in the shaft (17) arranged walls in the region of Oberwassersp egegels have an overflow channel (29) into the upper water (5). Arrangement according to one of claims 2 to 9, characterized in that the Transportbehä 1 ter (15) with egg ner device for moving the Transportbehä age (15) along the shaft (17), in particular a pressure or traction device is connected.

Arrangement according to one of claims 2 to 1, characterized in that the transport container (15) communicates with buoyancy means, wherein buoyancy means are in particular floats (16), preferably inflatable floats (16).
[2]
12. Arrangement according to one of claims 2 to 11, characterized in that the bottom and walls of the transport container (15) permeable to water, for example, grid-shaped or perforated, are formed.
[3]
13. Arrangement according to one of claims 4 to 12, characterized in that the transport container (15) at the outflow opening for water or entry opening (20) for aquatic animals and the outlet opening (23) zugeordnei.en points is wall-free.
[4]
14. Arrangement according to one of claims 4 to 13, characterized in that the region of the Ausl lussöf. For water or entry opening (20) for aquatic animals and / or the outlet opening (23) of the shaft (17) a lock or LeitStromeinrichtung, in particular a pump (28) is assigned.
[5]
15. Arrangement according to egg nem of claims 4 to 14, characterized in that the means for raising and lowering the water level in the shaft (17) the means rum opening and closing the AusI.Lussöffnung for waters or manhole (20) for water animals and / or the outlet opening (23) and / or at least one pump in connection with at least one water pipe.
[6]
16. Arrangement according to one of claims 1 to 15, characterized in that the water level in the shaft (17) below the ünterwasserspiege1s lowered and / or above the Oberwasserspiege.1 s can be raised. 17/26 • · · 7
[7]
17. Arrangement according to one of claims 1 to 16, characterized in that in the underwater (4) in the region of the shaft (17), in particular on the shaft (17) adjacent, preferably the outflow opening for water or manhole (20) for aquatic animals directly assigned, acting as a reuse device is arranged.
[8]
18. Arrangement according to one of claims 2 to 17, characterized in that the transport container (15) with structures, e.g. Bristle elements, clay pipes, stones, deadwood parts, etc. is equipped. 18/26
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引用文献:
公开号 | 申请日 | 公开日 | 申请人 | 专利标题
US4431340A|1981-08-12|1984-02-14|Lakeside Engineering|Fish elevator and method of elevating fish|
GB191510827A|1900-01-01|
US1522772A|1924-04-17|1925-01-13|Edgar C Fearnow|Fishway|
US1591450A|1924-12-16|1926-07-06|James R Wheeler|Fish elevator|
US1680722A|1926-11-23|1928-08-14|Arthur A Bennett|Fish elevator|
US2119540A|1937-06-02|1938-06-07|Usa|Method and apparatus for transferring migratory fish over a dam structure|
CA1283426C|1987-09-15|1991-04-23|James Schjelderup|Fish conveying apparatus|NO337512B1|2014-01-21|2016-05-02|Sea Soul As|Methods and facilities for catching fish|
US10206380B1|2014-02-24|2019-02-19|Willy G. Bokelaar|Mechanical fish trap|
DE102015011713A1|2015-09-07|2017-03-09|Hermann Henkel|Safety gear to improve the fish perviousness on transverse structures|
AT518238B1|2016-02-01|2019-07-15|Ing Bernhard Monai Dipl|Arrangement of flowing waters for transporting aquatic animals|
DE102016122662A1|2016-11-24|2018-05-24|Georg Baumann|Fish lift, inlet for a fish lift and method for operating a fish lift|
AT16820U1|2019-09-06|2020-10-15|Monai Dipl Ing Bernhard|Device with swiveling trap element|
法律状态:
优先权:
申请号 | 申请日 | 专利标题
ATA348/2013A|AT514255B1|2013-04-25|2013-04-25|Arrangement of flowing waters|ATA348/2013A| AT514255B1|2013-04-25|2013-04-25|Arrangement of flowing waters|
EP14727384.1A| EP2989257B1|2013-04-25|2014-04-07|Arrangement on flowing bodies of water|
PCT/AT2014/000073| WO2014172721A1|2013-04-25|2014-04-07|Arrangement on flowing bodies of water|
AU2014256817A| AU2014256817A1|2013-04-25|2014-04-07|Arrangement on flowing bodies of water|
CA2909811A| CA2909811C|2013-04-25|2014-04-07|Arrangement for flowing bodies of water|
US14/786,356| US9834899B2|2013-04-25|2014-04-07|Arrangement on flowing bodies of water|
DK14727384.1T| DK2989257T3|2013-04-25|2014-04-07|Arrangement by flowing water|
NZ714455A| NZ714455A|2013-04-25|2014-04-07|Arrangement on flowing bodies of water|
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