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. 06, 1991
Filed:
Dec. 18, 1989
Applicant:
Inventor:
Mark A Ealey, Ayer, MA (US);
Assignee:
United Technologies Corporation, Hartford, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
359849 ; 359900 ; 359903 ; 335215 ;
Abstract
Oppositely polarized magnets are secured to a deformable mirror and a corresponding actuator. They rely on magnetic attraction to maintain the connection between the actuator and mirror. A reverse magnetic field is imposed when the actuator is to be removed for repair.