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. 11, 1992
Filed:
Apr. 16, 1991
Applicant:
Inventor:
Michel Lacroix, Boise d'Arcy, FR;
Assignee:
Thomson-CSF, Puteaux, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B / ; G03B / ;
U.S. Cl.
CPC ...
353 79 ; 353122 ; 353 30 ; 434 44 ; 434 38 ; 434 33 ; 359451 ; 352 69 ;
Abstract
In a simulator for helicopters, the images seen are displayed through the bottom windows by means of a system collimated to infinity, including, for each side of the cockpit, a projector (15, 16), a spherical mirror (12, 13) and a screen (17, 18).