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:
Jun. 21, 1983
Filed:
Feb. 07, 1980
Applicant:
Inventors:
Richard D Devellian, Rockport, MA (US);
Paul M Swenson, Gloucester, MA (US);
Assignee:
Kona Corporation, Gloucester, MA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B29F / ; B67D / ;
U.S. Cl.
CPC ...
2221 / ; 2221 / ; 16510426 ; 2391321 ; 425549 ;
Abstract
An extruder barrel of a thermoplastic molding machine connected to an injection molding nozzle provided with a plurality of heat pipes distributed around the central bore of the nozzle, each of the heat pipes deriving its thermal input from the extruder barrel itself.