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:
May. 10, 1988
Filed:
Aug. 11, 1986
Applicant:
Inventor:
Claude Lavalerie, L'Isle Adam, FR;
Assignee:
Framatome, Courbevoie, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E05C / ;
U.S. Cl.
CPC ...
29225667 ;
Abstract
This device for the installation and retention of a shutter plate (11) for an opening (7) comprises a carrier ring (21) provided with an inner channel (22) with an inclined face (23), positioned within which are clamping wedges (25) which bear upon the periphery of the shutter plate (11) and which, under the action of locking screws (27) which interact with the carrier ring (21) move individually within the said channel in a downward radial direction so as to exert a compressive force on the said shutter plate.