Panel garage door opening and closing
First Claim
Patent Images
1. A hinged multiple panel overhead door, horizontal, corner and vertical segments of opposed roller guide tracks, and a door opening-closing mechanism:
- said opening-closing mechanism being installed along and across the uppermost or top panel of said door and having an integrally associated electric motor and drive component located mediate of said opposed guide tracks for a direct reaction with said horizontal and corner segments of said guide tracks through a linear drive shaft extending between said guide tracks;
each said guide track having an outer face with an elongate gear rack;
each said gear rack being in continuous meshing engagement with a driven gear at an outboard end of said linear drive shaft; and
,said opening-closing mechanism further having an idler roller bearing and one of said driven gears confined and guided within an outer channel on each said guide track during operation thereof.
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Accused Products
Abstract
An opening-closing mechanism for a hinged panel or sectional overhead garage door which is located laterally along the top door panel and has an integrally associated electric motor and speed reduction drive component located mediate of and for a direct reaction with opposed vertical and horizontal gear and roller guide tracks having a specific curvature in the area of transition movement of door panels from vertical to horizontal.
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Citations
7 Claims
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1. A hinged multiple panel overhead door, horizontal, corner and vertical segments of opposed roller guide tracks, and a door opening-closing mechanism:
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said opening-closing mechanism being installed along and across the uppermost or top panel of said door and having an integrally associated electric motor and drive component located mediate of said opposed guide tracks for a direct reaction with said horizontal and corner segments of said guide tracks through a linear drive shaft extending between said guide tracks; each said guide track having an outer face with an elongate gear rack; each said gear rack being in continuous meshing engagement with a driven gear at an outboard end of said linear drive shaft; and
,said opening-closing mechanism further having an idler roller bearing and one of said driven gears confined and guided within an outer channel on each said guide track during operation thereof. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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Specification