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:
Apr. 07, 1992
Filed:
Nov. 17, 1988
Rong-Faa Wu, Chung-Pu Hsiang, TW;
Shoei-Jyi Wu, Chung-Pu Hsiang, TW;
Abstract
A dual backset deadbolt assembly comprises a deadbolt mounted in a deadbolt housing for movement to a locking position or an unlocking position, an extension housing having two parallel side walls which are provided with two cam guide slots located at two different backset distances, a transmission plate means having a front engaging member to connect with the deadbolt and a rear forked portion, the rear forked portion having two rearwardly extending strip members and an elongated opening between the strip members, the strip members having at least one pair of engagement members, the engagement members being formed respectively on the strip members, a single cam member mounted in the extension housing and having at least one spindle slot to be put in an alignment with at least one of the cam guide slots, the cam member having at least one pair of camming members which can engage with the engagement members to actuate the transmission plate.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile