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. 30, 1996
Filed:
Jun. 10, 1994
Applicant:
Inventors:
Philippe Bonniau, Houilles, FR;
Jean Chazelas, Paris, FR;
Assignee:
Thomson - CSF, Paris, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65D / ; B65D / ;
U.S. Cl.
CPC ...
220201 ; 220256 ; 220319 ; 220320 ;
Abstract
A closing device, for airtight closing of a package by use of a removable lid, has a facing lid fixedly joined to the package and springs made of shape memory alloy resting on the lid and the facing lid. The facing lid may be fixedly joined to the package by brackets or by other fixing mechanisms. These fixing mechanisms may include screws or may include a groove and tongue arrangement. The fixing mechanism may also include a ring made of a shape memory alloy forcing a flexible part of the facing plate against the package.