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Automobile front wheel expansion brake anti-theft lock

A technology of anti-theft lock and front wheel, which is applied to bicycle accessories, devices to prevent theft of bicycles, transportation and packaging, etc. It can solve the problems of not having anti-theft function, etc., and achieve the effect of long service life, convenient use and firm structure

Inactive Publication Date: 2007-05-16
陆颂荫
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

But not with anti-theft function

Method used

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  • Automobile front wheel expansion brake anti-theft lock
  • Automobile front wheel expansion brake anti-theft lock

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0013] The present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments.

[0014] As shown in Figures 1 to 3, the front wheel expansion brake anti-theft lock for vehicles includes a housing 10 with an outwardly extending convex part and a brake drum 9 with a toothed lock. The convex cavity formed by the cover 11 is equipped with a lock cylinder opening and closing mechanism that can cooperate with the brake drum 9; The lock tail part 16 matches; the lock bolt opening and closing mechanism also includes a matching lock cylinder 1, compression spring 2, positioning block 3, return spring 5, guide positioning plate 6 and latch 7; positioning block 3 is fixed on the shell by rivet 4 On the convex part 10, the oblique hole formed by the positioning block 3 is installed with the lock column 1, the rear end of the lock column 1 is connected with the compression spring 2 between the inner wall of the housing 10, and the fron...

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PUM

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Abstract

The invention relates to a vehicle front wheel expansion brake anti-theft lock, which comprises frame and brake drum, wherein the protrusion of frame and the sealing cover form the protrusion chamber, with lock post switch matched with brake drum; the lock head swing arm of switch matches the lock tail; the switch also comprises a lock post, compression spring, positioning block, return spring, guide positioning plate and pin; the positioning block via bolt is fixed on the protrusion; the positioning block has incline hole to mount the lock post; the back end of lock post and the inner wall of frame contact the compression spring; the front end of lock post is relative to the lock cut of brake drum; the cut is relative to the head of pin; the guide post at the back of lock post is in the cut; the right through hole of positioning block sheathes the pin with return spring; the positioning plate via fixer is fixed on the positioning block, while its U-shape hole matches the tail of pin.

Description

technical field [0001] The invention relates to the field of anti-theft locks for electric or manpower bicycles, in particular to an anti-theft lock for front wheel expansion brakes for vehicles. It is suitable for other similar vehicles such as electric or human-powered bicycles. Background technique [0002] At present, there are many types of bicycle anti-theft locks at home and abroad. There are various bicycle locks on the market, which lock the front wheel or rear wheel, and also lock the front fork of the front wheel. These bicycle locks are independent of each other from the bicycle itself. Yes, that is, the lock needs to be installed on the bicycle separately to realize the locking of the bicycle. Because of its poor concealment, it is easy to be discovered by thieves and destroyed. Not only has the braking function of the brake but also the anti-theft lockset function is more representative, such as "Bicycle Brake Lock" of Chinese utility model patent ZL99209937....

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B62H5/18
Inventor 陆颂荫
Owner 陆颂荫