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.

Date of Patent:
Mar. 12, 1996

Filed:

Jan. 09, 1995
Applicant:
Inventor:

John M Check, Traverse City, MI (US);

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
425526 ; 264528 ; 425528 ; 425533 ; 425547 ;
Abstract

A mold assembly has a mold part with a plurality of elongated cavities therein forming the outer wall of a molded part and wherein a fluid cooled core is inserted within each of the elongated cavities having an outer surface forming the inner wall of the molded part and the fluid cooled core includes an inner surface having a plurality of circumferentially spaced, longitudinally directed ribs for reinforcing the fluid cooled core radially inwardly of the elongated cavities and along the length of said fluid cooled core to control core deflection. A fluid inlet pipe is located axially of the inner surface in spaced relationship thereto having one end thereof adapted to be connected to a source of coolant and including a second end thereon in communication with a plurality of circumferentially spaced passages formed between each of the longitudinally directed ribs and wherein each of the passages returns flow to an elongated annular passage between the fluid inlet pipe and the inner surface.


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