Closure fasteners – Knob-attaching devices
Patent
1985-06-25
1986-05-13
Wolfe, Robert L.
Closure fasteners
Knob-attaching devices
292349, 292353, 292355, 292DIG38, 292DIG53, E05B 300
Patent
active
045882215
ABSTRACT:
The subject of this patent application is a door assembly (10) having a knob (38) which, during shipment, is segregated from the rest of the assembly (10) for ease in packaging and storage. The invention includes a unique locking element (62) for securing the knob (38) to the door closure panel (12) when the panel (12) is at a location at which it is to be installed.
REFERENCES:
patent: 348656 (1886-09-01), Briggs
patent: 1653514 (1927-12-01), Schlage
patent: 3096115 (1963-07-01), Patriquin et al.
patent: 3602539 (1971-08-01), James
patent: 4062579 (1977-12-01), Potter et al.
patent: 4161891 (1979-07-01), Bossert
patent: 4189248 (1980-02-01), Sully
Popular Science, Feb. 1949, p. 128, "Spring Action Holds This Doorknob Fast".
Engstrom George L.
Miller Cardell E.
Thorson John
Tracy Gene A.
Gall Lloyd A.
Ideal Security Hardware Corporation
Wolfe Robert L.
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