Spring clamp

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Description

FIG. 1 is a front left perspective view of a spring clamp showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a right side view thereof;

FIG 6 is a front view thereof; and,

FIG. 7 is a rear view thereof.

Referenced Cited
U.S. Patent Documents
88390 March 1869 Johnson
D154898 August 1949 Blackmon
D277534 February 12, 1985 Warmath
D302654 August 8, 1989 Cetrone
D317116 May 28, 1991 Nimtz
D322390 December 17, 1991 Nimtz
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Foreign Patent Documents
398487 March 1966 DEX
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Other references
  • Pony Spring Clamp (Style 32) (catalog sheet). Pony Spring Clamp (Quaker State Woodworking Supply catalog sheet). Warren Tool Group Spring Clamp (IMPO No. 145). Warren Tool Group (Do it Yourself Retailing, Mar. 1993, p. 69). Spring Clamp (Woodcraft catalog p. 56). "Spring Clamp Sets" (catalog sheet, p. 47).
Patent History
Patent number: D350892
Type: Grant
Filed: Jun 10, 1993
Date of Patent: Sep 27, 1994
Assignee: Petersen Manufacturing Co. Inc. (Dewitt, NE)
Inventor: Joseph A. Sorensen (Lincoln, NE)
Primary Examiner: Alan P. Douglas
Assistant Examiner: J. H. Musgrove
Law Firm: Willian Brinks Hofer Gilson & Lione
Application Number: 0/8,769
Classifications
Current U.S. Class: D/8395; D 8/72