Pendent hoist control

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Description

FIG. 1 is a front elevation of one embodiment of the pendent hoist control of the new design;

FIG. 2 is a right side elevation of the pendent hoist control of FIG. 1, the left side being the identical reverse of the right side;

FIG. 3 is a rear elevation of the pendent hoist control of FIG. 1;

FIG. 4 is a top plan of the pendent hoist control of FIG. 1;

FIG. 5 is a bottom plan of the pendent hoist control of FIG. 1;

FIG. 6 is a front elevation of an alternate embodiment of the pendent hoist control of the present invention;

FIG. 7 is a right side elevation of the pendent hoist control of FIG. 6, the left side being the identical reverse of the right side; and

FIG. 8 is a bottom plan of the pendent hoist control of FIG. 6, the top being identical to the top of the embodiment of FIG. 1 as illustrated in FIG. 4.

Referenced Cited
U.S. Patent Documents
D189876 March 1961 Wolaver
3086090 April 1963 Carroll
3654415 April 1972 Hawkins et al.
Patent History
Patent number: D252567
Type: Grant
Filed: Sep 1, 1977
Date of Patent: Aug 7, 1979
Assignee: Duff Norton Company, Inc. (Charlotte, NC)
Inventors: Robert P. Harbage (Charlotte, NC), Albert L. Leffler, Jr. (Charlotte, NC)
Primary Examiner: Susan J. Lucas
Attorney: Channing L. Richards
Application Number: 5/829,805
Classifications
Current U.S. Class: D13/38
International Classification: D1303;