Push-button digital combination padlock

Details Push-button digital combination padlock Push-button digital combination padlock

Filed on

1990-02-20

Date issued

1991-08-27

Examiner

Wolfe, Robert L.

Patent Class

Locks

SubClass

Portable

SubSubClass

Padlocks

Other Related Categories

70 23, E05B 3702

Type

Patent

Status

active

Patent number

050422774

Description

ABSTRACT:
A push-button digital combination padlock including a seat board, a digit-wheel means composed of several digit-wheels, sleeves, wheel shaft, compression spring and elastic plate, a restoring spring, an abutting bar, a movable lock latch and an upper cover associated with the seat board, wherein a frame block is disposed at front end of the wheel shaft, and the movable lock latch is formed with a down-pressing protrusion and passive protrusion, whereby when the digit-wheels are arranged to correct digit position, and shaft can be displaced, permitting a button member of the abutting bar to be pressed so as to push the passive protrusion, making the integrated down-pressing protrusion downward press the frame block and thus permitting the lock bar to move and unlock the padlock.

REFERENCES:
patent: 4803856 (1989-02-01), Ling
patent: 4860561 (1989-08-01), Hwang

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