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:
Feb. 03, 2004
Filed:
Jul. 25, 2001
Applicant:
Inventors:
Daniel Nunes, Saclay, FR;
Patrick Olier, Chatillon, FR;
Assignee:
Commissariat a l'Energie Atomique, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22F 1/00 ; B21C 2/300 ; C22K 1/00 ;
U.S. Cl.
CPC ...
C22F 1/00 ; B21C 2/300 ; C22K 1/00 ;
Abstract
This invention relates to a process for manufacturing, shaping, and machining of a part made of a shape memory alloy, comprising a single step in which the said part is fabricated, shaped and machined simultaneously in a single operation by a cutting machining process such as turning. The invention is also related to the part prepared by this process, which is particularly a helical spring with adjacent turns. In particular, this part may be used in actuator or actuator/sensor type devices.