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:
Oct. 16, 1990
Filed:
Feb. 06, 1989
Applicant:
Inventors:
Lawrence W Engdahl, Guilford, CT (US);
Howard E Stein, Bridgeport, CT (US);
Assignee:
Stenmisk, Incorporated, Hamden, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01G / ;
U.S. Cl.
CPC ...
135 / ; 135 16 ;
Abstract
A sunshield device is disclosed having two relatively movable, collapsible screen means fabricated of material which upon relative motion between screen means operates to filter, block, scatter and reduce the intensity of solar radiation. The desired effect is achieved by using polarizing film, imprinting patterns of opaque and have parent strips or dots so that upon rotation, translation or orbital motion of one screen means relative to another screen means virtually any desired intensity of solar radiation can be achieved including a complete solar block.