# US 10,308,317 B2 · Rear derailleur protector

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- Number: US 10,308,317 B2
- Document ID: US10308317B2
- Status: Granted
- Kind: B2
- Application number: 15/106,042
- Filed: 2014-12-17
- Published: 2017-01-05
- Granted: 2019-06-04
- Earliest claimed: 2013-12-18
- Assignees: Bopworx Limited
- Applicants: Bopworx Limited
- Inventors: Paul Gerard McGriskin; Ciara Anne McGriskin; Cian Desmond O'Sullivan
- Web page: https://patentgrep.com/patent/US10308317B2

## CPC

- B62M 9/128: Accessories, e.g. protectors
- B62J 23/00: Other protectors specially adapted for cycles
- B62M: RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR {SINGLE-TRACK} CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES (arrangements or mounting of transmissions in vehicles in general B60K; transmission elements per se F16)
- B62J: CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS

## Abstract

A rear derailleur protector for a bicycle comprising a shield to protect the derailleur and mounting means on the shield for mounting the shield on the bicycle, the mounting means being adapted to engage the bicycle and a stand attachable to the derailleur protector to support a bicycle fitted with the derailleur protector in an upright position.

## Claims

### Claim 1

A temporary rear derailleur protector for a bicycle having a derailleur, a rear fork, and a rear axle, the protector comprising:
a shield to adapted to protect the derailleur from the sides and below, and
a mount coupled to the shield, the mount adapted for mounting the shield to only a single point on the rear axle of the bicycle, the mount comprising a bifurcated coupling slidably engageable with and removable from the rear axle at a gap adjacent the rear wheel derailleur between the rear fork and the axle.

### Claim 2 (depends on 1)

A rear derailleur protector as claimed in claim 1 wherein the shield is detachable from the rear derailleur protector.

### Claim 3 (depends on 1)

A rear derailleur protector as claimed in claim 1 wherein the shield comprises a plate.

### Claim 4 (depends on 3)

A rear derailleur protector as claimed in claim 3 wherein the plate comprises an auxiliary protective shield to further protect the derailleur.

### Claim 5 (depends on 4)

A rear derailleur protector as claimed in claim 4 wherein the auxiliary protective shield comprises a second plate located adjacent the plate operable between a retracted state and an extended state.

### Claim 6 (depends on 5)

A rear derailleur protector as claimed in claim 5 wherein the auxiliary protective shield provides at least one of tactile and audible feedback when moved between the retracted state and the extended state.

### Claim 7 (depends on 3)

A rear derailleur protector as claimed in claim 3 wherein the bifurcated coupling is substantially L-shaped.

### Claim 8 (depends on 7)

A rear derailleur protector as claimed in claim 7 wherein the L-shaped bifurcated coupling comprises first and second arms and the first arm is connected to the plate and the second arm comprises the bifurcated coupling.

### Claim 9 (depends on 7)

A rear derailleur protector as claimed in claim 7 wherein the first and second arms are perpendicular to each other.

### Claim 10 (depends on 3)

A rear derailleur protector as claimed in claim 3 wherein the plate is vertically alignable with the derailleur.

### Claim 11 (depends on 1)

A rear derailleur protector as claimed in claim 1 wherein the mount is adapted to swivel about the rear axle.

### Claim 12 (depends on 1)

A rear derailleur protector as claimed in claim 1 wherein the mount comprises a first arm adapted to be coupled to a first end of the shield, and wherein a second end of the first arm is coupled to the bifurcated coupling and extending substantially perpendicular therefrom.

### Claim 13 (depends on 12)

A rear derailleur protector as claimed in claim 12 wherein the first arm defines a predetermined distance for spacing the shield from the derailleur.

### Claim 14 (depends on 1)

A rear derailleur protector as claimed in claim 1 wherein the shield is adapted to occlude the rear derailleur of the bicycle.