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:
Mar. 13, 2007
Filed:
Mar. 31, 2005
Applicant:
Kazuhiro Asao, Yokkaichi, JP;
Inventor:
Kazuhiro Asao, Yokkaichi, JP;
Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02G 3/08 (2006.01); B29C 45/58 (2006.01);
U.S. Cl.
CPC ...
Abstract
An object of the present invention is to improve operability. Stoppers () are detachably mounted in a lower mold () of a mold. Nuts () are screwed down onto the stoppers () while being held upside down. After the mold is closed in this state and molten resin is filled into a cavity () and solidified therein, the mold is opened. The stoppers () are separated from the lower mold () as the mold is opened. When the stoppers () are separated from the nuts () thereafter, a casinghaving no pin withdrawal hole can be obtained. Accordingly, it is not necessary to apply potting or the like to close the pin withdrawal hole.