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. 06, 1990
Filed:
May. 12, 1988
Applicant:
Inventor:
Shigeru Tsutsumi, Yonezawa-shi- Yamagata-ken, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29F / ; G06F / ;
U.S. Cl.
CPC ...
364476 ; 425144 ;
Abstract
In a temperature control indicating apparatus of a hot runner in a thermoplastic synthetic resin injection molding system, the apparatus has a hot runner comprising a body heater, a tip heater and a temperature sensor. The hot runner is connected to a hot runner temperature control circuit having A/D converter. The apparatus has the function of arithmetic control, setting operation and display. Further, the apparatus comprises a digital control means including a microprocessor, thereby the body heater of the hot runner is digital-controlled in the process of thermoplastic synthetic resin injection molding operation.