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:
Aug. 25, 1992
Filed:
Oct. 12, 1990
Applicant:
Inventors:
Mohammed A Haq, Newington, CT (US);
Edward T Leitkowski, Jr, Colchester, CT (US);
Assignee:
Emhart Inc., Newark, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E05C / ;
U.S. Cl.
CPC ...
292169 ; 292D / ;
Abstract
A cylindrical lock assembly (20) includes an inside subassembly (22) and an outside subassemlby (24) which are assembled with a door (326). Each subassembly (22,24) includes a rose liner (26,38), a return spring cassette (28,40), a rose (30,42), a lever (32,46) and a lever insert (34,48). The inside subassembly (22) also includes a turn button (36) and the outside subassembly (24) includes a cylinder lock (44). A pair of sleeves (168,170) extend from opposite sides of the chassis (50) and are each formed with three slots which facilitate mounting of the levers (32,46) and the cylinder lock (44) thereon.