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.:

US 6637428 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 28, 2003

Filed:

Jun. 04, 2001
Applicant:
Inventor:

Roland Winston, Chicago, IL (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F24J 2/10 ;
U.S. Cl.
CPC ...
F24J 2/10 ;
Abstract

A collapsible light collection and/or transmission device having an axis of symmetry. The device includes opposing first and second body portions each having a curved inner reflective surface and an outer surface. The first body portion is pivotally coupled to the second body portion along the axis of symmetry. The present invention further includes a collapsible solar collector for collecting solar rays. The collector includes first and second body portions each having an inner reflective surface, an outer surface, a proximal end and a distal end. The collector is positionable between at least a first operative position, wherein the distal ends of the first and second body portions are separated, and a second substantially closed position, wherein the distal ends of the first and second body portions are positioned substantially adjacent to one another and the first and second body portions substantially face one another.


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Winston, Roland. (2003). Collapsible light concentration device (U.S. Patent No. 6637428). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6637428

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