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:
Nov. 05, 2002
Filed:
May. 14, 1998
Applicant:
Inventor:
Dick T. van Manen, Canandaigua, NY (US);
Assignee:
Cambridge Industries, Inc., Madison Heights, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 4/906 ;
U.S. Cl.
CPC ...
B29C 4/906 ;
Abstract
A method of manufacturing a multi-layered plastic manifold ( ) including molding an outer layer ( ) of the manifold ( ) about a blow molded core insert ( ). The outer layer ( ) is molded by either a thermoplastic injection molding process or a urethane casting process. While the outer layer ( ) is being molded, the pressure and temperature within the core insert ( ) are controlled to preserve the structural integrity of the core insert ( ).