Ring for probe card

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Description

FIG. 1 is a top plan view of the ring for probe card showing our new design, the bottom view being a mirror image thereof;

FIG. 2 is a left side elevational view, the right side elevational view being a mirror image thereof;

FIG. 3 is a front elevational view, the rear elevational view being a mirror image thereof; and,

FIG. 4 is a cross-sectional view, taken on line A--A of FIG. 1.

Referenced Cited
U.S. Patent Documents
D305887 February 6, 1990 Nishimura
D328599 August 11, 1992 Gloton
D331922 December 22, 1992 Gloton
D335663 May 18, 1993 Gloton
D344502 February 22, 1994 Gloton
D353136 December 6, 1994 Gloton
D365092 December 12, 1995 Mundigl et al.
D374870 October 22, 1996 Gaumet
D388066 December 23, 1997 Ishihara
D393458 April 14, 1998 Merlin et al.
D405078 February 2, 1999 Ross
Patent History
Patent number: D424539
Type: Grant
Filed: Oct 13, 1998
Date of Patent: May 9, 2000
Assignee: Nihon Denshizairyo Kabushiki Kaisha (Amagasaki)
Inventor: Hiroyuki Shiroki (Nishinomiya)
Primary Examiner: M. H. Tung
Law Firm: Armstrong, Westerman. Hattori, McLeland & Naughton
Application Number: 0/94,909
Classifications
Current U.S. Class: D14/114
International Classification: 1402;