Padlock with key indicator

Details Padlock with key indicator Padlock with key indicator

1992-12-21

1994-04-19

Cuomo, Peter M.

Locks

Portable

Padlocks

70 54, 70454, 70460, 40299, E05B 1508

Patent

active

053035674

ABSTRACT:
A padlock having a body, a U-shaped keeper at one end of the body, and a key receptor at the opposite end of the body, the body containing a row of pieces to be engaged by key teeth comprising an indicator device on the body; the device having a location on the body relative to the pieces to indicate the left or right directional orientation of key teeth insertion into the reception, to effect opening of the padlock keeper.

REFERENCES:
patent: 952254 (1910-03-01), Jackson
patent: 1316663 (1919-09-01), Zadorozny
patent: 1527336 (1925-02-01), Voda
patent: 1751153 (1930-03-01), Hauser
patent: 1868563 (1932-07-01), Cicourel
patent: 2632266 (1953-03-01), Sellwood
patent: 4112715 (1978-09-01), Uyeda
patent: 4253321 (1981-03-01), Sorensen
patent: 4317344 (1982-03-01), Barnard
patent: 4913981 (1990-04-01), Hynes et al.
patent: 5109686 (1992-05-01), Toussant

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