Vacuum-operated suction cup

Description

FIG. 1 is a bottom plan view of a vacuum-operated suction cup showing my new design;

FIG. 2 is a side elevational view thereof, the opposing left and right sides being the same in appearance as the side shown;

FIG. 3 is a top plan view thereof;

FIG. 4 is a cross-section taken on line 4--4 of FIG. 3; and

FIG. 5 is a perspective view from the bottom thereof.

Referenced Cited
U.S. Patent Documents
D246499 November 29, 1977 Poulsen et al.
D246500 November 29, 1977 Poulsen et al.
1400573 December 1921 Stader
3910620 October 1975 Sperry
4073602 February 14, 1978 Cagle
4214785 July 29, 1980 Broch
Other references
  • J. C. Whitney & Co., .COPYRGT.1974, p. 115, Item #75-3232 Vacuum Suction Disc.
Patent History
Patent number: D269939
Type: Grant
Filed: Jul 14, 1980
Date of Patent: Aug 2, 1983
Assignee: Mekaran Trading Aktiebolag
Inventor: Mauritz Norman (Sodertalje)
Primary Examiner: Bernard Ansher
Law Firm: Lerner, David, Littenberg, Krumholz & Mentlik
Application Number: 6/168,697
Classifications
Current U.S. Class: D 8/71; Tool Or Work Holder (D15/140)
International Classification: D0805;