Locks – Operating mechanism – Key
Patent
1989-11-29
1991-01-22
Wolfe, Robert L.
Locks
Operating mechanism
Key
70408, E05B 1900
Patent
active
049861000
ABSTRACT:
A key using a synthetic resin bow which is connected to a metal key body having a blade section to which serrations are to be formed for use and an inserting section which is thinner than the blade section; the bow is formed into the thickness within 0.9 to 1.3 times that of the blade section.
REFERENCES:
patent: 2653492 (1953-09-01), Abrams
patent: 3427833 (1967-01-01), Lempke
patent: 3526112 (1970-09-01), Herrington
patent: 3786659 (1974-01-01), Elder
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