Scissors lock-out clamp
Description
FIG. 1 is a front, top and left end perspective view of a scissors lockout clamp showing my new design in use, the portion of the figure shown in broken lines representing a valve, lock cable and padlock and forming no part of the claimed design;
FIG. 2 is a front, top and right end perspective view thereof showing the design in an open position;
FIG. 3 is a front elevational view thereof, the rear elevational view being a mirror image;
FIG. 4 is a left end elevational view thereof;
FIG. 5 is a right end elevational view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
FIGS. 1 and 3 through 7 show the design in a closed position.
Referenced Cited
U.S. Patent Documents
D303349 | September 12, 1989 | Weinerman et al. |
351063 | October 1886 | McCormick |
2190661 | February 1940 | Hauer |
3841118 | October 1974 | Stone |
3889497 | June 1975 | Tuttle |
3987653 | October 26, 1976 | Lyon et al. |
4068504 | January 17, 1978 | Pickard |
4079872 | March 21, 1978 | Halter |
4680948 | July 21, 1987 | Stewart |
4845967 | July 11, 1989 | Evans et al. |
5070712 | December 10, 1991 | Fox |
5109683 | May 5, 1992 | Cartwright |
Patent History
Patent number: D339057
Type: Grant
Filed: Dec 12, 1991
Date of Patent: Sep 7, 1993
Inventor: James A. Lofland (Milford, DE)
Primary Examiner: Brian N. Vinson
Attorney: Richard C. Litman
Application Number: 7/805,903
Type: Grant
Filed: Dec 12, 1991
Date of Patent: Sep 7, 1993
Inventor: James A. Lofland (Milford, DE)
Primary Examiner: Brian N. Vinson
Attorney: Richard C. Litman
Application Number: 7/805,903
Classifications
Current U.S. Class:
D/8343