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. 15, 1989
Filed:
Apr. 25, 1988
Applicant:
Inventor:
Robert F Tusting, Ft. Pierce, FL (US);
Assignee:
Harbor Oceanographic Institution, Inc., Ft. Pierce, FL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
350267 ; 372103 ; 372108 ; 372109 ;
Abstract
A laser device for use in submarine service having a window portion through which it emits coherent light has a safety feature that permits coherent light to be emitted through the window portion only when the laser device is immersed in water. In one embodiment, the safety feature involves a pressure switch and in a second embodiment, it involves a shutter float.