Lever action retrofit door handle

Details Lever action retrofit door handle Lever action retrofit door handle

1992-07-28

1993-08-03

Bray, W. Donald

Miscellaneous hardware (e.g., bushing, carpet fastener, caster,

Handle, handle component, or handle adjunct

Luggage-type

16121, 16DIG30, 292347, 292DIG2, B25G 328, E05C 1918

Patent

active

052317315

ABSTRACT:
A counterbalanced, one-piece, non-slip, lever action handle for retrofit adaption to existing door knobs is disclosed wherein a conforming, contoured lever handle is provided with self-tapping anchor screws for permanent attachment of the lever handle to a target door knob. Once attached, the lever handle becomes an extension of the existing door knob thereby facilitating greater access to individuals with disabilities.

REFERENCES:
patent: 3575453 (1971-04-01), Hohl
patent: 3827739 (1974-08-01), Overholser
patent: 3960396 (1976-06-01), Miyahara
patent: 4285536 (1981-08-01), McCoy et al.
patent: 4397489 (1983-08-01), Lind
patent: 4504087 (1985-03-01), Pennington
patent: 4783883 (1988-11-01), Szalsy
patent: 4913479 (1990-04-01), Allison
patent: 4971375 (1990-11-01), Grecco

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