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:
Sep. 12, 1978
Filed:
Aug. 18, 1977
Applicant:
Inventor:
Harry H Holly, Boca Raton, FL (US);
Assignee:
Hollymatic Corporation, Park Forest, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
A22C / ; B29C / ;
U.S. Cl.
CPC ...
425542 ; 425256 ; 425812 ; 17 32 ;
Abstract
An apparatus for pressure molding a shaped article from moldable material comprising a pressured supply of material to a mold opening with vent means controlled by a normally open but automatically closed valve for venting air from in front of the material advancing into the mold opening together with means operated by the advancing material for closing the valve means after the air is vented, thereby aiding in preventing the entrapment of air within the mold opening.