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.:

US 8002015 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 23, 2011

Filed:

Oct. 29, 2008
Applicant:

Tae-hwan Kwak, Ulsan, KR;

Inventor:

Tae-Hwan Kwak, Ulsan, KR;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B22D 17/06 (2006.01); B22D 27/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

A cooling system for a low pressure casting device, which includes an upper mold provided with a core portion of a spark plug and an upper die, a lower mold provided with a mold portion of a combustion chamber and a lower die, and side molds, may include i) a coolant supply unit connected respectively to the core portion of the spark plug, the upper die, the mold portion of the combustion chamber, and the lower die through coolant supply lines, ii) a cooling air supply unit connected respectively to the side molds and the mold portion of the combustion chamber through air supply lines, and iii) a vacuum intake unit connected respectively to the core portion of the spark plug, the upper die, the mold portion of the combustion chamber, and the lower die through vacuum intake lines.


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Kwak, Tae-Hwan. (2011). Cooling system for low pressure casting device (U.S. Patent No. 8002015). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8002015

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