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.

Date of Patent:
Jan. 24, 1995

Filed:

Feb. 03, 1994
Applicant:
Inventor:

Takashi Hanano, Kobe, JP;

Assignee:

Hanano Corporation, Kobe, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
425 91 ; 118308 ; 264214 ; 425 92 ; 425 95 ; 425100 ; 425107 ; 425D / ; 425D / ;
Abstract

A powdery mold release agent spray device including a nozzle having spray ports on its tip end side wall, a nozzle having spray ports on its tip end surface and shut pins, all of which are assembled in through holes made on both metal molds. The spray ports of the former and latter nozzles are exposed to cavity inside at time of spraying work, the spray ports of the former and latter nozzles are located in the through holes and the cavity is isolated from the spray ports of the latter nozzle by the shut pin. By using this spray device, a powdery mold release agent can be sprayed onto inside surfaces of the metal molds without exception, economically and without worsening a work environment.


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