Pivotally lockable and seesawly restorable combination padlock

Details Pivotally lockable and seesawly restorable combination padlock Pivotally lockable and seesawly restorable combination padlock

1996-04-17

1997-03-11

Gall, Lloyd A.

Locks

Portable

Padlocks

70312, E05B 3714

Patent

active

056090480

ABSTRACT:
A combination padlock includes: a housing rotatably mounted with a plurality of dials and sleeves in the housing, a shackle having a pivotal end portion pivotally secured on a pivotal portion of the housing and having a locking end portion of the shackle lockable in a locking cavity formed in the housing opposite to the pivotal portion, and a combination-changing device having an actuating plunger reciprocatively held in the housing and depressible for retaining the sleeves for free rotation of the dials after the lock is unlocked for changing a combination and a seesaw lever respectively engageable with the pivotal end portion of the shackle and engageable with the actuating plunger, whereby upon closing and locking of the shackle on the housing, the locking end portion of the shackle will be locked by a latch as controlled by a control plate slidably held in the housing as driven by the sleeves and dials; and the pivotal end portion of the shackle will bias the seesaw lever to simultaneously restore the actuating plunger upwardly automatically ready for a next depression for further changing a combination of the padlock.

REFERENCES:
patent: 486420 (1892-11-01), Abbott
patent: 1123061 (1914-12-01), Alanchikoff
patent: 4803856 (1989-02-01), Ling
patent: 4866959 (1989-09-01), Ling
patent: 5193367 (1993-03-01), Ling
patent: 5359867 (1994-11-01), Ling et al.
patent: 5396785 (1995-03-01), Chen

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