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 7381047 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 03, 2008

Filed:

Oct. 17, 2006
Applicants:

Noriko Eiha, Kanagawa, JP;

Seiichi Watanabe, Kanagawa, JP;

Inventors:

Noriko Eiha, Kanagawa, JP;

Seiichi Watanabe, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 45/26 (2006.01); B29C 33/30 (2006.01);
U.S. Cl.
CPC ...
Abstract

A mold capable of preventing deterioration of the mold even when a material for spherical members is harder than that for the mold, and capable of aligning the center axis between an insert member and a body member thereof with high accuracy even when a pressure of resin filling is applied. The mold has an insert member with a cavity surface, and a body member for supporting the insert member from outside via a plurality of spherical members. Tubular liners harder than the spherical members are provided between the body member and the spherical members and between the insert member and the spherical members.


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