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:
Mar. 05, 1991
Filed:
Sep. 07, 1988
Applicant:
Inventors:
Robert E McGrath, Buena Park, CA (US);
Thomas J Girard, Ferndale, MI (US);
John A Buonauro, Mission Viejo, CA (US);
Joseph S Romance, Diamond Bar, CA (US);
Assignee:
Radiant Technology Corporation, Anaheim, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F27B / ;
U.S. Cl.
CPC ...
432 59 ; 432122 ; 432242 ;
Abstract
A furnace assembly for automatically transporting circuit board of varying sizes through a firing chamber and for maintaining heat within the firing chamber and preventing ambient air from entering into the firing chamber by having an adjustable twin-track rail assembly for housing and positioning conveyor belts which secure the circuit boards and by having baffle gate chambers in which a series of baffle gates maintain a constant atmosphere at the open ends of the firing chamber.