The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 03, 2001
Filed:
Feb. 23, 1999
Willis J. Mullet, Pensacola Beach, FL (US);
Kelly R. Green, Pace, FL (US);
Harry E. Asbury, Gulf Breeze, FL (US);
Wayne-Dalton Corp., Mt. Hope, OH (US);
Abstract
An operator (,) for moving in upward and downward directions a sectional door (D) having a counterbalancing system (,) including a drive tube (,) interconnected with the door including, a reversible motor (,), a drive shaft (,) selectively driven in two directions by the motor, a drive gear (,) freely rotatably mounted on the drive shaft, a driven gear (,) mounted on the drive tube and operatively engaging the drive gear, a disconnect assembly (,) having a spool (,) rotatable with the drive shaft and movable into and out of engagement with the drive gear for selectively connecting and disconnecting the motor and the drive tube, and an actuating mechanism (,) normally maintaining said spool in engagement with the drive gear and biasing the spool out of engagement with the drive gear when released to permit independent movement of the door.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile