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. 07, 1984
Filed:
Apr. 01, 1981
Applicant:
Inventors:
Clyde O Brown, Newington, CT (US);
David C Smith, Glastonbury, CT (US);
Assignee:
United Technologies Corporation, Hartford, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
350354 ; 372703 ; 372103 ;
Abstract
An isolator device that permits the passage of low-intensity radiation while blocking the passage of high-intensity radiation comprises a spatial filter and a gas cell that utilizes the phenomenon of thermal blooming to deflect high-intensity radiation so that it is blocked by the spatial filter.