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:
Jun. 16, 1992
Filed:
Dec. 31, 1990
Applicant:
Inventors:
Gary E Hayden, Lombard, IL (US);
Thomas G Wojciechowski, Oak Lawn, IL (US);
Jeffrey F Kotz, Schaumburg, IL (US);
Juzer Mohammed, Naperville, IL (US);
Assignee:
AG Communication Systems Corporation, Phoenix, AZ (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
4221863 ; 2041806 ;
Abstract
An ultraviolet exposure unit for exposing both sides of a printed circuit board to ultraviolet light to cause ultraviolet sensitive materials which have been applied to said printed circuit board to cure. A vertically positioned curing chamber and a printed circuit board carrier system provide vertical orientation and simultaneous application of ultraviolet light to both sides of the printed circuit board when such ultraviolet materials are applied to both sides of the printed circuit board.