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. 10, 1992
Filed:
Oct. 02, 1990
Applicant:
Inventors:
Bruce C Liimatainen, Riverside, IL (US);
Algirdas A Underys, Arlington Heights, IL (US);
Assignee:
A. Finkl & Sons Co., Chicago, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F27D / ;
U.S. Cl.
CPC ...
266165 ; 266276 ; 432241 ; 432242 ;
Abstract
A movable car bottom furnace in which premature failure of the metallic components of the movable car bottom are avoided by moving a hinged lower portion of the side wall into engagement with the refractory portion of the car bottom whereby only a refractory to refractory contact is made between the walls and car bottom, with all said contact occurring at a level above the uppermost level of the metallic components of the car bottom.