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:
Jan. 01, 1980
Filed:
Mar. 31, 1978
Applicant:
Inventor:
Gerard N Stelma, Grand Rapids, MI (US);
Assignee:
Keeler Corporation, Grand Rapids, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E05C / ; E05C / ;
U.S. Cl.
CPC ...
292 66 ; 292113 ; 292D / ; 292D / ;
Abstract
This specification discloses a sash lock wherein a catch is mounted on one window sash and a base supporting a latch is mounted on another window sash. The latch has a handle portion and a hook portion. In a locked position, both of the portions of the latch engage the catch, the hook portion from the top and the handle portion through an opening in the catch. The sash lock includes springs to bias the latch into a noninterfering position.