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:
Apr. 22, 1986
Filed:
Aug. 22, 1983
Applicant:
Inventors:
Robert B Powers, Norwell, MA (US);
Donald Adams, West Bridgewater, MA (US);
Angelo A Marsocci, Duxbury, MA (US);
Assignee:
American District Telegraph Company, Jersey City, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
250574 ; 250239 ;
Abstract
An optical block for the exciter lamp and photocell includes a base with a first seat holding the lamp on a first optical axis and a second seat holding the cell on an intersecting optical axis. A cover with two light passages along the axes has a socket into which the base snap fits to confine the lamp and cell in their seats.