Sensor for use in loading and unloading boats

Description

FIG. 1 is a perspective view of the sensor for use in loading and unloading boats embodying the design of the present invention;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a side elevational view thereof;

FIG. 5 is a side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom view thereof.

Referenced Cited
U.S. Patent Documents
D236594 September 1975 Smith, Jr.
3302464 February 1967 Langguth
3742534 July 1973 Guest
4367657 January 11, 1983 Ward
4553897 November 19, 1985 Briggs
4641598 February 10, 1987 Hodges
4641851 February 10, 1987 Knies
4790197 December 13, 1988 Kimonides
Foreign Patent Documents
932294 January 1956 DEX
1001323 August 1965 GBX
Patent History
Patent number: D337061
Type: Grant
Filed: Jun 21, 1991
Date of Patent: Jul 6, 1993
Inventor: Rodney K. Haggett (Piedmont, MO)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Antoine D. Davis
Application Number: 7/718,866