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:
May. 05, 1992
Filed:
Dec. 01, 1989
Applicant:
Inventors:
Kiyoshi Kawaguchi, Yokohama, JP;
Hideki Yagishi, Yokohama, JP;
Assignee:
Toyo Seikan Kaisha, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
425311 ; 425295 ; 425296 ; 4253051 ; 425306 ; 264142 ;
Abstract
Disclosed is a synthetic resin feeding apparatus including an extruder having an extrusion plate with an extrusion opening formed therein and a cutting tool for cutting molten synthetic resin extruded from the extrusion opening. The extrusion plate is formed to have a tapered portion. The extrusion opening opens to the front end surface of the tapered portion.