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:
Aug. 14, 1979
Filed:
Jul. 05, 1978
Applicant:
Inventor:
Donald R Beasley, Bronxville, NY (US);
Assignee:
Norfield Corporation, Danbury, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ; B29C / ; B30B / ;
U.S. Cl.
CPC ...
425406 ; 425411 ;
Abstract
In order to make large panels of expanded thermoformable material in a process in which a blank of the material is placed between two heated mold plates, the blank adhered to the plates by hot tack adhesion; the plates separated and the expanded material cooled, while maintaining commercial tolerances, the mold plates are supported on elongated mounting studs.