Patent · US Active

Rear derailleur device for a bicycle shifting system

US9039551B2 · kind B2 · utility

6Cited by

2References

14Claims

0Family size

Assignee

SRAM DEUTSCHLAND GmbH · DE

Inventors

Robert Bohm · Mainberg, DE
Tobias Harcke · Dittelbrunn, DE
Andreas Benz · Erlangen, DE
Oliver Rodegro · Haßfurt, DE

Key dates

Filing date	Nov 19, 2012
Grant date	May 26, 2015
Priority date	—
Expiry date	Dec 3, 2033

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB62M9/1244
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

A derailleur device, particularly a rear derailleur, includes at least one locking device for locking a chain guide at least in one locking position that is different from the starting position in relation to a movable element, and it is provided therein that the locking device includes a locking element displaceable between a passive position, in which the chain guide is released in relation to the movable element, and at least one active position, in which the chain guide is held in the at least one locking position.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.