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. 05, 1993
Filed:
Jan. 30, 1992
Applicant:
Inventor:
Michael E Woolford, Lake Elmo, M;
Assignee:
Block Systems Inc., North St. Paul, MN (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B28B / ;
U.S. Cl.
CPC ...
425412 ; 100218 ; 425413 ; 425422 ; 425443 ; 425444 ;
Abstract
The invention is a heated stripper shoe assembly for use in manufacture of concrete masonry blocks. The heated stripper shoe has a stripper shoe plate, at least one heat blocks and at least one heat element fitted within the heat block. Optionally, the stripper shoe assembly may also include a heat shroud positioned over the heat block on the upper surface of the stripper shoe plate, a standoff attached to the heat shroud for affixing the assembly to a block machine, and a mold for use with the stripper shoe assembly. The invention also includes methods of using the assembly.