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. 04, 1993
Filed:
Jan. 03, 1992
Kunio Nakashima, Toyama, JP;
Ryoichi Ishigane, Toyama, JP;
Takayuki Tanaka, Toyama, JP;
Kenzo Yamamoto, Toyama, JP;
Chuetsu Metal Works Co., Ltd., Toyama, JP;
Abstract
A water-cooled copper casting mold comprising a copper plate, a back frame which is fastened to the copper plate to thereby form cooling channels in which widths of main channels in the bolt fastening region are wider than those in other regions, characterized in that the water-cooled copper casting mold further comprises increased channels which are formed between right and left main channels in the bolt fastening region excluding bolt screwing halls, branch channels which are provided between the main channels and the increased channels wherein at least one of the branch channels and branching portions of the main channels has more sectional areas of water than the main and the increased channels.