专利摘要:
Bicycle rear gearshift device (1) including a sheave box (15) unfolded in a guide box (28) and a tension box (32). It further comprises a movable member (18) coupled to a support member (10) through a link member (13) to align the sheave box (15) with the various pinions. Said tensioning box (32) carries a tensioning sheave (11) and is pivotably coupled to the mobile member (18) and loaded by a spring or load member (17). The guide box (28), which carries a guide sheave (14), and the tensioning box (32) are configured to move either solidly or independently of one another, such that the distance between the guide sheave (14) and the tensioner (11) is fixed or free respectively, with the tension in the chain varying as a consequence. For this, the guide box (28) is pivotally coupled to the tensioning box (32) and between them they have coupling means (16) that selectively and reversibly makes both boxes joint or not. (Machine-translation by Google Translate, not legally binding)
公开号:ES2693614A1
申请号:ES201830352
申请日:2018-04-09
公开日:2018-12-12
发明作者:David MARTÍNEZ GARCÍA;Pablo Carrasco Vergara;Carlos Miguel Cartón Cordero;Angélica DEL RIO GARCÍA
申请人:Rotor Componentes Tecnologicos SL;
IPC主号:
专利说明:

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ALTERNATIVE MODES OF REALIZATION
An alternative embodiment of the present invention is a bicycle rear gear change device (1) where the guide box (28) is slidably coupled, by means of a sliding system or similar, to the tensioning box (32 ). In this embodiment
5 the coupling means (16) are manually operated and are provided between both boxes, to selectively and reversibly change the coupling or uncoupling state between the guide box (28) and the tension box (32), between a position solidarity between both boxes in the operating mode, and an uncoupled position of the guide box (28) with respect to the tension box (32) in the maintenance mode.
In another embodiment of the present invention, the bicycle rear gear change device (1) further comprises a positioning mechanism (100), to configure the chain work plane aligned with each of the different sprockets, defining and keeping the movable member (18) releasably in a plurality of corresponding positions. Preferably this positioning mechanism (100) is
15 connected to the link member (13), and is selectively actuated by a slave connector member, preferably unidirectional or single acting. This positioning mechanism (100) may be one of those already known in the ET, its configuration being possible by indexing ratchets, servo-motors or other types, and operated by various known drive means, cable, electronically, by fluid, etc.
While the above is a description of various embodiments of the present invention, other modifications may be employed without departing from the scope of the present invention as defined by the appended claims. For example, the size, shape, location or orientation of the various components can be changed as desired. The components shown directly connected or in contact between
25 yes they can have intermediate structures arranged between them. The functions of an element can be performed by two, and vice versa. Therefore, the scope of the invention should not be limited by the specific embodiments described.
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权利要求:
Claims (1)
[1]
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同族专利:
公开号 | 公开日
EP3774513B1|2022-01-19|
US20210070396A1|2021-03-11|
WO2019197058A1|2019-10-17|
EP3774513A1|2021-02-17|
TW201943605A|2019-11-16|
ES2693614B2|2019-10-17|
引用文献:
公开号 | 申请日 | 公开日 | 申请人 | 专利标题
US6159118A|1998-03-02|2000-12-12|Campbell; Robert X.|Horizontally disposed bicycle derailleur|
US20120083371A1|2010-09-30|2012-04-05|Shimano, Inc.|Bicycle derailleur with rotation resistance|
US20130203532A1|2012-02-06|2013-08-08|Sram, Llc|Derailleur With Damping Assembly|
EP2985217A1|2014-08-15|2016-02-17|Sram, Llc|Bicycle rear derailleur with a damper assembly|
JPS55148676A|1979-05-09|1980-11-19|Bridgestone Cycle Co|Sheath transmission gear for bicycle|
US20070202978A1|2006-02-28|2007-08-30|Shimano, Inc.|Low profile rear derailleur|
US7722488B2|2006-09-25|2010-05-25|Shimano Inc.|Bicycle rear derailleur|US11167819B2|2018-10-24|2021-11-09|ShimanoPte. Ltd.|Bicycle derailleur|
TWI724583B|2019-10-18|2021-04-11|日馳企業股份有限公司|Outer chain guide of bicycle derailleur and bicycle derailleur and bicycle using outer chain guide|
法律状态:
2018-12-12| BA2A| Patent application published|Ref document number: 2693614 Country of ref document: ES Kind code of ref document: A1 Effective date: 20181212 |
2019-10-17| FG2A| Definitive protection|Ref document number: 2693614 Country of ref document: ES Kind code of ref document: B2 Effective date: 20191017 |
优先权:
申请号 | 申请日 | 专利标题
ES201830352A|ES2693614B2|2018-04-09|2018-04-09|BICYCLE REAR GEAR CHANGE DEVICE|ES201830352A| ES2693614B2|2018-04-09|2018-04-09|BICYCLE REAR GEAR CHANGE DEVICE|
EP19714993.3A| EP3774513B1|2018-04-09|2019-04-02|Bicycle rear derailleur device|
US17/044,355| US20210070396A1|2018-04-09|2019-04-02|Bicycle rear derailleur device|
PCT/EP2019/025095| WO2019197058A1|2018-04-09|2019-04-02|Bicycle rear derailleur device|
TW108112245A| TW201943605A|2018-04-09|2019-04-03|Bicycle rear derailleur device|
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