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:
Oct. 14, 2025
Filed:
May. 12, 2020
Assa Abloy Entrance Systems Ab, Landskrona, SE;
Assa Abloy Entrance Systems AB, Landskrona, SE;
Abstract
A door operator system for opening and closing an opening, comprising a door frame comprising a first frame section and a second frame section on either side the opening. The door is connected to the door frame. A drive unit mounted on the door is moveably connected to first frame section and the second frame section. The drive unit has at least one motor connected to at least one energy storage device arranged to power the at least one motor to move the door from the closed position to the open position. An energy transmitting device is disposed in close proximity to the door and an energy receiving device mounted on the door. The energy transmitting device wirelessly transmits energy to the energy receiving device mounted to the door. The energy receiving device is operatively connected to the at least one energy storage device for charging said energy storage device.