Closure fasteners – Knobs
Patent
1990-01-18
1990-11-20
Seidel, Richard K.
Closure fasteners
Knobs
2923363, 16114R, 16121, E05C 2100
Patent
active
049713752
ABSTRACT:
A retrofit lever handle used by a disabled person for turning a door knob on a door is provided and consists of an inner member which fits into an outer member that has a curved arm and tab thereon. The inner member is adjustable to grip the door knob on the door so that any portion of the disabled person can make contact with the curved arm while the tab will prevent slippage off of the arm. Movement of the arm will turn the door knob thus enabling the disabled person to open and close the door.
REFERENCES:
patent: 2801122 (1957-07-01), Sutter
patent: 4397489 (1983-08-01), Lind
patent: 4504087 (1985-03-01), Pennington
patent: 4783883 (1988-11-01), Szalay
Kroll Michael I.
Lee P.
Seidel Richard K.
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