![]() Detachable hanger for covering of building's opening.
专利摘要:
公开号:NL1040564A 申请号:NL1040564 申请日:2013-12-23 公开日:2014-07-03 发明作者:Lin Chen 申请人:Nien Made Entpr Co; IPC主号:
专利说明:
DETACHABLE HANGER FOR COVERING OF BUILDING'S OPENING BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates generally to a covering of a building's opening, and more particularly to a detachable hanger of a covering of a building's opening. 2. Description of the Related Art A covering for an opening of a building, such as window or door, has various types. Take a window covering for example, the common type of the window covering has two sliding or hinged sashes. In this type of window covering, the sashes take some space of the window opening. It is bad for ventilation. Another window covering is similar to a casement window, having two hinged sashes, one of which is pivoted on the frame, and the other one of which is slidably engaged with a rail. Slide the sash will fold the sashes. In this window covering, the rail is straight, and the sash can't be moved when the folded sashes fold up. A new window covering provides a warp rail, with which the folded sashes are moved off the window and attached to the wall beside the window. It is easy to understand that the warp rail is expensive and is difficult to manufacture. Furthermore, the warp rail makes the sashes move in a strange way. It is not good looking. SUMMARY OF THE INVENTION The primary objective of the present invention is to provide a detachable hanger for a covering of a building's opening, which provides an easy way to engage and disengage the covering with a straight rail. According to the objective of the present invention, a hanger for a covering of an opening of a building to detachably engage the covering with a rail on a sidewall of the opening, and the hanger includes a pulley assembly, which has a base and a plurality of pulleys mounted on the base for rotation, wherein the pulleys engage the rail so that the pulley assembly moves in the rail. The pulley assembly engages the covering to allow the covering to move in the rail, and the pulley assembly disengages the covering while the covering rotates for a predetermined angle. In an embodiment, the hanger further includes restricting assembly to be moved between a first position and a second position. The restricting assembly holds an engagement of the rod and the slot when the restricting assembly is moved to the first position, and the restricting assembly is moved to the second position to allow the rod to disengage the slot while the covering rotates for the predetermined angle. In an embodiment, a rod and a slot serve the engagement of the pulley assembly and the covering. The slot has a lateral opening, and the rod only leaves the slot via the lateral opening to disengage the pulley assembly and the covering. In an embodiment, the restricting assembly is provided with a driving portion, which is driven by another covering to move the restricting assembly to the second position while the covering rotates for the predetermined angle. In an embodiment, a biasing member is provided to temporarily fix the pulley assembly to the rail while the covering rotates for the predetermined angle. Therefore, the hanger of the present invention may be incorporated in a straight rail, and make the sashes totally move off the window opening. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a first preferred embodiment of the present invention, showing the hanger incorporated in a window; FIG. 2 is a perspective view of the first preferred embodiment of the present invention, showing the pulley assembly and the rail; FIG. 3 is a front view of the first preferred embodiment of the present invention; FIG. 4 is an exploded view of the first preferred embodiment of the present invention; FIG. 5 is a perspective view of the supporting member of the first preferred embodiment of the present invention; FIG. 6 is a top view of the window covering of the first preferred embodiment of the present invention, showing the movement of the sashes; FIG. 7 is a top view of the first preferred embodiment of the present invention, showing the switch in the first position; FIG. 8 is a top view of the first preferred embodiment of the present invention, showing the switch in the second position; FIG 9 is a top view of the first preferred embodiment of the present invention, showing the rod disengages the slot while rotate the folded sashes; FIG. 10 is a top view of the window covering of a second preferred embodiment of the present invention, showing the movement of the sashes; FIG. 11 is an exploded view of the second preferred embodiment of the present invention; FIG. 12 is a perspective view of the second preferred embodiment of the present invention, showing the pulley assembly on the sash; and FIG. 13 is another perspective view of the second preferred embodiment of the present invention, showing the pulley assembly on the sash; FIG. 14 is a side view of the second preferred embodiment of the present invention; FIG. 15 is a top view of the second preferred embodiment of the present invention, showing the driving portion of the switch touches the other sash while the sashes are parallel and vertical to the rail; FIG. 16 is a side view of the second preferred embodiment of the present invention, showing the switch in the second position; and FIG. 17 is a top view of the second preferred embodiment of the present invention, showing the rod disengages the slot while rotate the folded sashes. DETAILED DESCRIPTION OF THE INVENTION The detailed description and technical contents of the present invention will be explained with reference to the accompanying drawings. However, the drawings are illustrative only but not used to limit the present invention. FIGS, from FIG. 1 to FIG. 5 show a detachable hanger 1, which is incorporated in a covering, such as window covering or door, of a building's opening, and we take a window covering 100 for example to describe the detachable hanger 1 of the present invention hereunder. The window covering 100 has a window frame 101, a straight rail 102, and two sashes 103, 104. The sash 103 is pivoted on the window frame 101 through a pin 103a (FIG. 6), and the sash 104 is connected to the sash 103 through a hinge 106 (FIG. 6) . The sash 104 has a sash frame 105, and the sash frame 105 has a top side 105a. The hanger 1 includes a pulley assembly 10, an engaging assembly 20, and a restricting assembly 30. The pulley assembly 10 has a base 12 and a plurality of pulleys 14. The base 12 has a top section 12a and a bottom section 12b. The top section 12a and the bottom section 12b are connected through ribs, and therefore, a space S is formed between the top section 12a and the bottom section 12b. The pulleys 14 are mounted on the top section 12a for free rotation. The pulleys 14 engage the rail 102 so that the base 12 is able to move in the rail 102. The engaging assembly 20 includes a slot 22 and a rod 24. The slot 22 is provided on the bottom section 12b of the base 12. The slot 22 is open at a top and a bottom of the bottom section 12b and has a lateral opening 22a at a lateral side of the bottom section 12b. The rod 24 is vertical and has an end fixed to the top side 105a of the sash frame 105. In an embodiment, the rod 24 is a bolt screwed into a thread hole on the sash frame 105 and engaging the slot 22, and a head of the rod 24 is in the space S, as shown in FIG. 3. The rod 24 is able to move together and within the slot 22 while the sash 104 is moving. The head is bigger than a width of the slot 22 so that the rod 24 only leaves the slot 22 via the lateral opening 22a. The restricting assembly 30 has a supporting member 32, a switch 34, and an elastic member 36. The supporting member 32 is a rectangular frame and is fixed to the top of the bottom section 12b of the base 12 through two blots 38, and therefore the supporting member 32 is in the space S. As shown in FIG. 5, the supporting member 32 has a recess, and a front stop portion 32a and a rear stop portion 32b are formed on opposite sidewalls of the recess. The supporting member 32 further has two openings 33 on a rear side thereof. The openings 33 extend through the rear stop portion 32b. A passageway is provided beside the front stop portion 32a to be an entrance of the recess, and the passageway is aligned with one of the opening 33. The switch 34 movably engages the supporting member 32. The switch 34 has two parallel arms 34a, a base 34c connected to ends of the arms 34a, a protrusion 34d on the base 34c opposite to the arms 34a, and a hook 34e connected to the base 34c at the same side with the protrusion 34d. The base 34c is received within the recess of the supporting member 32 to be moved between the front stop portion 32a and the rear stop portion 32b. The arms 34a pass through the openings 33 and has distal ends extending out of the openings 33 to form an driving portion 34b. The hook 34e passes through the passageway to have a hook portion out of the supporting member 32. In an embodiment, the elastic member 36 is a compression spring, having a first end 36a urging the front stop portion 32a and a second end 36b engaging the protrusion 34d of the switch 34 so that the elastic member 36 will be compressed while the switch 34 is forced toward the front stop portion 32a, and the elastic member 36 will return the switch 34 while the force is gone. The solid lines in FIG. 6 show the sashes 103, 104 being expanded to close the window covering 100, in which, as shown in FIG. 2, FIG. 3, and FIG. 7, the rod 24 engages the slot 22 and is hooked by the hook 34e of the switch 34 to hold the rod 24 in the slot 22. We define that the switch 34 is moved to a first position PI for above condition, and the elastic member 36 urges the switch 34 toward the first position Pi. As shown in the dot lines of FIG. 6, when one draws the sash 104 to the left, the sashes 103, 104 rotate to fold up. In the beginning of drawing the sash 104, the hook 34e of the switch 34 still hooks the rod 24 to restrict the rod 24 in the slot 22. As the sash 104 keeps moving to the left, the driving portion 34b of the switch 34 will touch a portion 103b of the sash 103 eventually to move the switch 34 toward the front stop portion 32a. While the sashes 103, 104 are parallel, the rod 24 still is in the hook 34e, however, a gap of the hook 34e is aligned with the slot 22 (FIG. 8) . We define that the switch 34 is moved to a second position P2 for above condition, and the rod 24 is able to leave the slot 22. It is noted that the driving portions 34b of the switch 34 and the portion 103b of the sash 103 may be provided with magnets to temporarily hold the sashes 103, 104 in folded condition. Next, when one rotates the folded sashes 103, 104 to the left (FIG. 9), the rod 24 will move off the slot 22 through the lateral opening 22a to disengage the hanger 10 with the rail 102. As a result, the sash 104 is free to be moved off the rail 102, and the sashes 103, 104 may be moved onto a wall beside the window. On the contrary, the sashes 103, 104 may be moved back from the wall to re-engage the sash 104 with the rail 102 in a reverse way, and that will make the sashes 103, 104 to move in the rail 102 again, and finally move the sashes 103, 104 back to close the window covering 100 as shown in FIG. 1. Instead of an arched rail, the present invention provides the detachable hanger 1 on a straight rail 102. It has the same function as the arched rail to move the sashes totally off the window, but still keeps a straight movement while the sashes are still in the rail 102. FIGS, from FIG. 10 to FIG. 13 show a detachable hanger 2 of the second preferred embodiment, which is incorporated in a window 200 with two sashes 202, 205. The hanger 2 includes a pulley assembly 40, an engaging assembly 50, and a restricting assembly 60. The pulley assembly 40 has a base 42 and a plurality of pulleys 44 mounted on the base 42 for free rotation. The pulleys 44 engage a rail 201 on the window covering 200 so that the base 42 is able to move in the rail 201. The engaging assembly 50 has a slot 52 and a rod 54. The slot 52 is provided on a sash frame 203 of the sash 202. In an embodiment, the sash frame 203 is provided with a recess at a corner thereof, and a lid 204 is fixed to the sash frame 203 to cover the recess. The lid 204 has a top portion 204a and a lateral portion 204b on a top edge and a lateral edge of the sash frame 203. The lid 204 further has a side portion 204c, which is vertical to both the top portion 204a and the lateral portion 204b, on a front side of the sash frame 203. The slot 52 is a curved slot extending on the top portion 204a of the lid 204. The slot 52 extends to the lateral portion 204b to form a lateral opening 52a thereon. The rod 54 has an end fixed to the base 42 and an opposite end engaging the slot 52, as shown in FIG. 14. In an embodiment, the rod 54 is a bolt screwed into a thread hole of the base 42. The rod 54 has a head bigger than a width of the slot 52 on the top portion 204a, and the lateral opening 52a is bigger than the diameter of the rod 54, so that the rod 54 will move in the slot 52 and leave the slot 52 via the opening 52a only. The restricting assembly 60 has a switch 62 and an elastic member 64, both of which are provided in recess of the sash frame 203 of the sash 202 and is under the lid 204. The switch 62 has a stop portion 62a and a driving portion 62b on opposite sides. The driving portion 62b extends out of the sash frame 203 via the side portion 204c. The switch 62 further has a bore 62c and an inclined face 62d on the stop portion 62a. The inclined face 62d faces the opening 52a. The elastic member 64, which can be a compression spring as well, has an end urging an inner side of the sash frame 203 and an opposite end entering the bore 62c to urge the switch 62 outwardly. Similar to the first preferred embodiment, when the sashes 202, 205 expand to close the window covering 200, the rod 54 is restricted by the stop portion 62a of the switch 62 and stays in the slot 52. We define it that the switch 62 is in a first position. While one moves the sash 202 toward the sash 205, the hinged sashes 202, 205 rotate, and the driving portion 62b of the switch 62 will touch sash 205 while the sashes 202, 205 are parallel and vertical to the rail 201. At this time, the switch 62 will be moved to a second position, in which the elastic member 64 is compressed, and the stop portion 62a leaves the slot 52 open to free the rod 54, as shown in FIG. 15 and FIG. 16. Next, one moves the sashes 202, 205 to make them rotate along a pin 205a. At this time, the rod 54 will leave the slot 52 via the opening 52a to disengage the hanger 2 with the sash 202 (FIG. 17) . One may move the sashes 202, 205 totally off the window opening and attach them to a wall beside the window opening. On the contrary, the sashes 202, 205 may be moved back in a reverse way to make the rod 54 enter the slot 52 via the opening 52a that may reengage the sash 202 with the rail 201 again. As a result, the sashes 202, 205 may move in the rail 201 to close the window covering 200. As shown in FIG. 16, a biasing member 70 is provided in the rail 201. The biasing member 70 is a flexible elongated plate having a flexible portion 72 at a center thereof. While the sash 202 is moved to a position where the sash 202 is about to be disengaged with the rail, the pulley assembly 40 is right under the biasing member 70 and the biasing member 70 presses the pulley assembly 40 onto the rail 201. As a result, the pulley assembly 40 will be temporarily held right there to wait for the sash 205. The biasing member 70 may be incorporated in the rail 102 of the first preferred embodiment in the same way. The description above is only a few preferred embodiments of the present invention and the equivalence of the present invention is still in the scope of claim construction of the present invention.
权利要求:
Claims (11) [1] A suspension means for covering a building opening provided between a rail and a moving plate, comprising: a pull assembly with a base and a plurality of discs mounted on the base, the discs engaging the rail; a gripping assembly with a slot and a rod, the slot and the rod being provided on the base and the moving plate, respectively, and the rod engaging the slot to move in the slot. [2] The suspension means of claim 1, further comprising a limiting assembly with a switch and an elastic member, wherein the switch is moved relative to the rod between a first position and a second position; wherein the switch has a stop portion; the stop portion being in the slot and preventing the rod from leaving the slot when the switch is in the first position and the stop portion leaving the slot when the switch is in the second position; wherein the elastic member forces the switch to move to the first position. [3] The suspension means of claim 2, wherein the moving plate further has a frame frame that has a top portion, a side portion, and a side portion; wherein the slot of the engagement assembly is provided on the upper portion of the frame frame; wherein the slot has a lateral opening on the lateral portion and the rod is mounted on the base of the draw assembly with a component thereof in the slot; wherein the switch and the elastic member are provided within the frame frame and the switch has a drive member extending from the side portion; the drive portion moving the switch to the second position to allow the rod to exit the slot through the lateral opening. [4] Suspension means according to claim 3, wherein the switch further has an inclined surface that is directed towards the lateral opening. [5] The suspension means of claim 2, wherein the moving plate further has a frame frame that has an upper portion; wherein the slot of the engagement assembly is provided on the base of the pull assembly and has a lateral opening; wherein the rod is mounted on the upper portion with a component thereof in the slot; wherein the limiting assembly further comprises a support member provided on the base, the support member having an upper stop portion and a rear stop portion and the switch having an extended portion provided between the front stop portion and the rear stop portion; wherein the elastic member has a first end and a second end; the first end forcing the front portion of the support member and the second end forcing the extended portion of the switch; the switch further having a drive portion that moves the switch to the second position to allow the rod to exit the slot through the lateral opening. [6] The suspension means of claim 5, wherein the support member further has at least one opening through the rear stop portion and the switch further has at least one bar that passes through the opening of the support member; wherein the stop portion is formed at a front end of the switch and the drive portion is formed at a rear end of the switch and the extended portion is provided between the stop portion and the drive portion. [7] The suspension means of claim 1, further comprising a pre-loading portion provided in the rail, the pre-loading portion having a flexible portion that urges the pull assembly. [8] A method of opening a cover for an opening of a building, wherein the cover is provided with a rail and two moving plates that rotate on each other, and one end of one of the moving plates rotates tightly on the rail, wherein engaging assembly is provided between one end of the other moving plate and the rail for engaging the moving plate with the rail; wherein the engaging assembly is provided with a slot and a rod that engages in the slot and the slot has a lateral opening; the method comprising the steps of: moving the moving plate engaging the rail to the other moving plate until the moving plates are parallel to each other and substantially parallel to the rail, the rod being in the slot when the moving plates are substantially vertical with respect to the rail; and moving the moving plates together continuously to cause the rod to exit the slot through the lateral opening to disengage the moving plate with the rail until the moving plates are past the opening. [9] The method of claim 8, wherein the lateral opening of the slot is closed while the moving plates are moved to be parallel to each other and substantially vertical to the rail; and the lateral opening of the slot is opened while the moving plates are moved continuously. [10] The method of claim 8, wherein the cover is further provided with a pull assembly provided in the rail and movable therein; wherein the rod is mounted on the draw assembly; wherein the slot is provided on the upper portion of a frame frame of one of the moving plates; wherein the lateral opening lies on a lateral portion of the frame frame. [11] The method of claim 8, wherein the cover further comprises a pull assembly provided in the rail and movable therein; the rod being mounted on an upper portion of a frame frame of one of the moving plates; wherein the slot is provided on a base of the draw assembly; wherein the lateral opening is on one side of the base.
类似技术:
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同族专利:
公开号 | 公开日 AU2013273854A1|2014-07-17| GB201322952D0|2014-02-12| TWI519708B|2016-02-01| AU2013273854B2|2015-02-19| TW201430203A|2014-08-01| GB2513688A|2014-11-05| NL1040564C2|2014-08-21| CN203129808U|2013-08-14|
引用文献:
公开号 | 申请日 | 公开日 | 申请人 | 专利标题 EP2390447A2|2010-10-28|2011-11-30|Terno Scorrevoli S.r.l.|Bracket with front coupling for carriages of sliding wings or doors| US3813728A|1972-09-11|1974-06-04|L Johnson|Door hangers| JP3623319B2|1996-07-03|2005-02-23|新関西ベアリング株式会社|Suspended car type runner unit| JP3799345B2|2003-10-06|2006-07-19|株式会社ムラコシ精工|Traveling body| JP2005127086A|2003-10-27|2005-05-19|Matsushita Electric Works Ltd|Two-folding door for bathroom| DE102004003861B4|2004-01-26|2006-06-01|Peter Leitgeb|Device for releasably holding a surface element, a system with at least two such devices and their use| JP5138417B2|2008-02-26|2013-02-06|株式会社ムラコシ精工|Hanging door hanging device| TWM343050U|2008-05-21|2008-10-21|Only Ind Corp|Positioning member capable of preventing shaft rod from releasing| ITGE20100007A1|2010-01-21|2011-07-22|Pucci Saoro Srl|DOOR SYSTEM FOR THE OPENING AND / OR CLOSING OF A VARCO| US20120031005A1|2010-08-06|2012-02-09|Shou-Hsing Liao|Suspended pulley structure for movable and folding doors|
法律状态:
2017-08-02| MM| Lapsed because of non-payment of the annual fee|Effective date: 20170101 |
优先权:
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申请号 | 申请日 | 专利标题 CN2012207391322U|CN203129808U|2012-12-28|2012-12-28|Separable pulley lifting appliance| CN201220739132|2012-12-28| 相关专利
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