Locks – Portable – Padlocks
Patent
1987-04-07
1988-10-25
Wolfe, Robert L.
Locks
Portable
Padlocks
70 18, 70 48, E05B 6736
Patent
active
047794321
ABSTRACT:
A laminated block provides a housing with the strength necessary for retaining a chain locking mechanism therein. The chain locking mechanism has opposed openings with each of the openings receiving an end link of a chain.
REFERENCES:
patent: 1689437 (1928-10-01), Hurd
patent: 1788396 (1931-01-01), Johnson
patent: 1792403 (1931-02-01), Stone
patent: 2465008 (1949-03-01), Carlson
patent: 3422644 (1969-01-01), Foote
patent: 3797282 (1974-03-01), Frontera-Mariani
patent: 3979931 (1976-09-01), Man
patent: 4347720 (1982-09-01), Kenyon
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