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:
Jun. 24, 1997
Filed:
Sep. 07, 1995
Applicant:
Inventors:
Shunji Abe, Yokohama, JP;
Kazumi Uratsuji, Tokyo, JP;
Assignee:
Yamaichi Electronics Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K / ;
U.S. Cl.
CPC ...
174261 ; 114260 ; 361772 ; 361774 ; 439 82 ;
Abstract
A contacting structure with respect to a spherical bump in which the spherical bump is to be contacted with a contact pin, the contact pin includes a contacting portion supported by a resilient support element, and the contacting portion is arranged in opposite relation to that part of a spherical surface of the spherical bump other than a lower-most point thereof. The contacting portion has a projection capable of pressing into the spherical surface of the spherical bump, and also has a pressure receiving surface for setting an amount by which the projection presses into the spherical surface.