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:
Dec. 25, 2001
Filed:
May. 26, 1998
Applicant:
Inventors:
James S. Hardigg, Conway, MA (US);
George R. Havrilla, Whately, MA (US);
Assignee:
Hardigg Industries Inc., South Deerfield, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 4/522 ; B29C 4/534 ; B29C 4/536 ; B29C 4/542 ;
U.S. Cl.
CPC ...
B29C 4/522 ; B29C 4/534 ; B29C 4/536 ; B29C 4/542 ;
Abstract
A single piece battery jaw and method and apparatus for producing the same employs a stack molding type machine with material injection from the platens. The apparatus can effectively injection mold a one-piece jar with a straight side wall or an undercut side wall. Zero draft capability is also provided. The apparatus also includes an extraction device and core stabilizers.