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:
May. 30, 2023
Filed:
Apr. 08, 2021
Schlage Lock Company Llc, Carmel, IN (US);
Daniel Langenberg, Zionsville, IN (US);
Jason Fodstad, Zionsville, IN (US);
Adithya Gangadhar Shetty, Bangalore, IN;
John A. Wolfe, Cicero, IN (US);
David V. Toloday, Martinsville, IN (US);
Schlage Lock Company LLC, Carmel, IN (US);
Abstract
A retrofit module configured for use with a door closer having a pinion. The retrofit module generally includes a case, an output shaft, a motor, and a control assembly. The output shaft is rotatably mounted in the case, and is configured for rotational coupling with the pinion. The motor is mounted to the case, and is operable to rotate the output shaft in a door-opening direction. The control assembly is mounted to the case, and is configured to operate the motor to drive the output shaft in the door-opening direction in response to an actuating signal.