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:
Sep. 18, 2018
Filed:
Jun. 30, 2014
Assa Abloy Accessories and Door Controls Group, Inc., Monroe, NC (US);
Brian D Hass, Torrington, CT (US);
ASSA ABLOY Accessories and Door Controls Group, Inc., Monroe, NC (US);
Abstract
A combination door operator assembly and door, wherein the door operator assembly includes an operator unit mounted to the door on the pushing side thereof, an arm linkage having a driving arm and a driven arm, a mounting bracket on the frame of the door, a rechargeable power storage pack having at least one of a rechargeable battery and one or more capacitors, and a controller for monitoring a speed and a position of the door, wherein when the door moves faster than a predetermined speed, the motor is used as a generator to charge the rechargeable power storage pack and the speed of the door is reduced.