Electric clamping device

- SMC Kabushiki Kaisha
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Description

FIG. 1 is a top, front and left-side perspective view of a electric clamping device showing our new design;

FIG. 2 is a front view thereof, the rear view being a mirror image;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

Claims

The ornamental design for an electric clamping device, as shown.

Referenced Cited
U.S. Patent Documents
3737157 June 1973 Kiwalle
5118088 June 2, 1992 Sawdon
5253554 October 19, 1993 Riera et al.
5628235 May 13, 1997 Kambara
5938259 August 17, 1999 Sawdon et al.
6115898 September 12, 2000 Sawdon
Patent History
Patent number: D438441
Type: Grant
Filed: Apr 12, 2000
Date of Patent: Mar 6, 2001
Assignee: SMC Kabushiki Kaisha (Tokyo)
Inventors: Shigekazu Nagai (Tokyo), Akio Saitoh (Kawaguchi), Hiroshi Yumiba (Ibaraki-ken)
Primary Examiner: Philip S. Hyder
Attorney, Agent or Law Firm: Frishauf, Holtz, Goodman, Langer & Chick, P.C.
Application Number: 29/121,686
Classifications
Current U.S. Class: D8/72; D8/61
International Classification: 0805;