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:
Feb. 10, 1987
Filed:
Jul. 05, 1984
Applicant:
Inventor:
Eugen Schwarzkopf, Ludenscheid, DE;
Assignee:
Hotset Heizpatronen und Zubehor GmbH, Ludenscheid, DE;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
425547 ; 26432815 ; 425143 ; 425549 ;
Abstract
A heating and cooling jacket for the distributor of a injection-molding machine comprises tubular inner and outer sleeves and possibly an intermediate sleeve which defines compartments filled with a high-density particle compacted mass around the cooling tube turns which hug the inner sleeve and electric heater turns which hug the intermediate sleeve.