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:
Jun. 23, 1987

Filed:

Dec. 30, 1985
Applicant:
Inventors:

Hiroshi Kawai, Toyota, JP;

Yukio Ohtsuka, Toyota, JP;

Kuniaki Mizuno, Toyota, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22D / ;
U.S. Cl.
CPC ...
164-41 ; 164137 ; 164150 ; 164339 ; 164342 ; 164348 ;
Abstract

In a forcibly cooled casting apparatus including a lower surface plate and an upper cooling plate covering the lower surface plate with a casting mold therebetween, a plurality of tube members extend through the casting mold and having a lower end supported on a receiving base of the surface plate and an upper end received in a positioning hole of the cooling plate. A sleeve provided on the cooling plate supports a protection case within which extends a cooling nozzle which passes through the cooling plate. The cooling nozzle is connected to a source of cooling fluid and has a tapered tip which fits in the upper end of the tube member so that cooling fluid can flow through the tube member. A spring compressed within the protection case biases the cooling nozzle into fluid tight contact with the tube member. A detector is provided for detecting improper positioning of the cooling nozzle.


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