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:
Jun. 22, 2004
Filed:
Feb. 01, 2002
Anthony R. Ranaudo, Bethlehem, CT (US);
The Stanley Works, New Britain, CT (US);
Abstract
The present invention discloses an automatic door systems related to a fail safe method of controlling an automatic door operating system. One aspect of the present invention provides a method for controlling an electric motor of an automatic door system, the motor being operatively connected to a door panel to enable the motor to perform a door moving operation wherein the motor moves the door panel between the open and closed positions thereof using an electric power signal delivered to the motor from an electric power supply. Another aspect of the present invention provides a machine readable medium encoded with a plurality of machine executable instruction sequences for performing a method for controlling an electric motor of an automatic door system. Another aspect of the invention provides a control system for an automatic door system, the automatic door system including a door panel mounted for movement during a door moving operation between open and closed positions.