Movable or removable closures – With operator for movably mounted closure
Patent
1992-03-13
1993-04-20
Kannan, Philip C.
Movable or removable closures
With operator for movably mounted closure
49340, 49357, E05F 1100
Patent
active
052031136
ABSTRACT:
A window opener composed of a motor retained in a casing, a damper for vibration isolation suitable interposed between the motor and the casing, a worm and a worm wheel which are concentrically connected to an output shaft of the motor, and pinion which is concentrically projected from the worm wheel, an output gear engaged with the pinion, a shaft projected from an upper surface of the output gear and a link mechanism for transforming a rotational force in one direction of the shaft into an opening force and transforming the rotational force in another direction of the shaft into a closing force of the window; being characterized in that the worm and worm wheel and the output gear are arranged in such a manner as to be superposed.
REFERENCES:
patent: 4186524 (1980-02-01), Pelchat
patent: 4249771 (1981-02-01), Gergoe et al.
patent: 4918865 (1990-04-01), Hirai
Kannan Philip C.
Nippon Cable System Inc.
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