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Bicycle rear derailleur

A technology for rear derailleurs, bicycles, used in vehicle components, vehicle gearboxes, chain/belt drives, etc.

Inactive Publication Date: 2008-04-02
SHIMANO INC
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Also, there is interference between the chain guide sections and the chain in some gear orientations
Also, during removal of the rear wheel, the chain carrier supporting the guide roller interferes with the rear sprocket

Method used

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  • Bicycle rear derailleur
  • Bicycle rear derailleur
  • Bicycle rear derailleur

Examples

Experimental program
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Embodiment Construction

[0036] Selected embodiments of the present invention will now be described with reference to the drawings. It will be apparent to those of ordinary skill in the art from this disclosure that the following descriptions of the embodiments of the present invention are for illustration only and not for the purpose of limiting the invention as defined by the appended claims and their equivalents.

[0037] Referring initially to FIGS. 1-3, a bicycle 10 equipped with a bicycle rear derailleur 12 in accordance with one embodiment of the present invention will be described. The rear derailleur 12 is designed to facilitate rear wheel removal and smooth shifting without interference between the rear derailleur components / chain or other components of the bicycle 10 . Accordingly, bicycle 10 will not be described and / or illustrated in detail herein, except in relation to rear derailleur 12 .

[0038] The bicycle 10 basically includes front and rear wheels 14 and 16 connected to a frame 11...

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PUM

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Abstract

A bicycle rear derailleur includes a mounting structure (20) with an attachment element (30), a support element (32) and a locking device (36). The attachment element (30) is configured and arranged to be attached to a bicycle. The support element (32) is pivotally coupled to the attachment element (30) to move between a first position and a second position angularly spaced from the first position. The locking device (36) is coupled between the attachment element (30) and the support element (32), and the locking device (36) is configured and arranged to selectively and releasably retain the support element (32) in the second position.

Description

technical field [0001] The present invention generally relates to a bicycle rear derailleur. More particularly, the present invention relates to a bicycle rear derailleur having a mounting structure lockable in a wheel release position. Background technique [0002] Cycling is becoming an increasingly wider form of recreation as well as a means of transportation. Furthermore, cycling has become a very wide range of amateur and professional competitive sports. Whether the bicycle is used for recreation, transportation, or competition, the bicycle industry is constantly improving various components of the bicycle. One component that has been extensively redesigned is the bike's rear derailleur. [0003] Typically, a rear derailleur has a base member and a movable member, wherein a chain guide is movably connected to the base member via a linkage assembly. The base member is attached to the frame of the bicycle. The chain guide is configured to move the chain laterally ove...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B62M9/12B62M9/125
CPCB62M9/1244B62M9/125
Inventor 渡会悦义谢花聪山口壮太国泽悟
Owner SHIMANO INC
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