# US 8,783,420 B2 · Luggage brake device

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- Number: US 8,783,420 B2
- Document ID: US8783420B2
- Status: Granted
- Kind: B2
- Application number: 13/539,742
- Filed: 2012-07-02
- Published: 2014-01-02
- Granted: 2014-07-22
- Earliest claimed: 2012-07-02
- Applicants: Wei Hung Lai
- Inventors: Wei Hung Lai
- Web page: https://patentgrep.com/patent/US8783420B2

## CPC

- A45C 5/145: {with immobilising means, e.g. means for blocking the wheels}
- B62B 5/0461: {with positive engagement}
- A45C: PURSES; LUGGAGE; HAND CARRIED BAGS
- B62B: HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES (characterised by animal propulsion B62C; propulsion of sledges by driver or engine B62M)

## Abstract

A luggage brake device includes a wheel and a control unit. The wheel includes positioning teeth, an engaging member, engaging teeth, a link axle, a link plate, a control wire. The control unit is disposed on a luggage body. The control unit includes a knob, a press button, a gear, a release block and a driving block connected with the control wire. Through the knob, the press button and the driving block of the control unit, the control wire is activated to link the engaging member with the engaging teeth to engage with the positioning teeth of the wheel so that the wheel is positioned. The present invention can be operated conveniently.

## Claims

### Claim 1

A luggage brake device, comprising a wheel seat with a wheel, a fixing plate coupled to the wheel seat, and a control unit, the wheel of the wheel seat being provided with positioning teeth, the fixing plate comprising a link axle extending through the wheel seat, an engaging member provided at a lower end of the link axle, the engaging member having engaging teeth corresponding to the positioning teeth of the wheel, the fixing plate comprising a pivot seat connected with a link plate, a spring under the link plate, and a control wire, the control unit being disposed on a luggage body, the control unit comprising a knob and a press button, the knob being connected with the control wire, rotating the knob can make the control wire pull the link plate, the link axle, and the engaging member downward until the engaging teeth engage with the positioning teeth of the wheel, so as to stop the wheel from rotating, pressing the press button can loosen the control wire, so that the engaging teeth of the engaging member is pushed to disengage from the positioning teeth of the wheel, and as a result, the wheel is free to roll.