Spring Cycle Counter

Patent No. 8,978,965

Issued: March 17, 2015
Filed: September 5, 2012
Term Extension: 223 days

Inventor: Longyear; Jeff (Port Byron, NY)


A spring cycle tracker system for a door mounted on a track having at least one spring, with the door having an open and closed position. The system has at least one sensed element and a tracker. The tracker has a sensor having at least one sensing element; and a controller having a counter, at least one input signal from the at least one sensing element and at least one output signal. The sensed element and the tracker are mounted such that when the door is moved towards the open position and/or the closed position, the sensed element and the controller are moved adjacent to each other so that the sensing element senses the sensed element, sending an input signal to the controller, incrementing the counter, tracking a number of times the spring is used.

Reference to Related Applications

This application is a continuation-in-part of copending parent patent application Ser. No. 12/835,992, filed Jul. 14, 2010, entitled "DOOR CYCLE TRACKER". The aforementioned application is hereby incorporated herein by reference.


Go Back for more representative patents.


Home || Intellectual Property || Patents || Trademarks || Copyrights


Brown & Michaels, PC
400 M & T Bank Building
118 North Tioga Street - The Commons
Ithaca, NY 14850
Phone: (607) 256-2000 Fax: (607) 256-3628

e-mail: bpm@bpmlegal.com

© 2015 Brown & Michaels PC