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:
Feb. 26, 1991
Applicant:
Inventor:
Hidetoshi Arima, Obu, JP;
Assignee:
Tokai Kogyo Kabushiki Kaisha, Obu, JP;
Primary Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
264167 ; 26417716 ; 2642092 ; 2642098 ; 425381 ; 425465 ;
Abstract
A process for continuously producing an irregular shaped hollow molding includes the steps of extruding a molding material from a molding opening to form the first portion of the hollow molding, and continuously passing the molding material extruded from the molding opening through a molding clearance or molding opening to form the second portion of the hollow molding after the desired length of first portion is obtained. One of the forming steps of the first and second portions includes a step for discharging an excessive molding material.