Locks – Portable – Padlocks
Patent
1991-08-07
1992-06-30
Luebke, Renee S.
Locks
Portable
Padlocks
70312, 70323, E05B 3706
Patent
active
051252481
ABSTRACT:
A combination padlock includes a plurality of dials longitudinally rotatably mounted in a central portion of a casing having two opposite secant peripheries of each dial protruding frontwardly and rearwardly from the casing for a firm rotating dialing operation by a user's two fingers disposed on a front and a rear side of the casing for ensuring a precise lock opening or closing operation and for preventing an unexpected impact or damage of the lock caused by an external force or object.
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patent: 4733548 (1988-03-01), Ling
patent: 4742700 (1988-05-01), Ling
patent: 4860561 (1989-08-01), Hwang
patent: 4970881 (1990-11-01), Hsaio
patent: 5042277 (1991-08-01), Jenn-Rong
Dino Suzanne L.
Luebke Renee S.
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