US Patent No: 5,202,835
Number of patents in Portfolio can not be more than 2000
Trolling motor with heading lock
Stats
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Apr 13, 1993
Issued date -
Jul 27, 1992
filing date -
07/920,254
serial no -
In Force
status
Importance
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Abstract
A trolling motor with heading lock coupled to the trolling motor and producing a thrust to pull a watercraft is disclosed. The system contains a bow-mounted motor and a steering motor connected to the bow-mounted motor. The outputs of a heading detector circuit and desired heading circuit are compared by a steering control circuit and used to generate input signals to the steering motor.
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First Claim
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International Classification(s)
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- [Patents Count]
Cited Art
| Patent Info | (Count) | # Cites | Year |
|---|---|---|---|
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| 4,542,464 Autopilot system | 11 | 1982 | |
| 4,564,909 Error sensing system for vessels with absolute zero referencing | 11 | 1983 | |
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| 5,050,519 Boat trolling motor control | 9 | 1990 | |
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| 5,129,345 System and method for automatically steering a boat along a path to maintain a selected depth | 5 | 1990 | |
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| 4,253,149 Apparatus for providing a course correction signal to an electronic automatic pilot to maintain a vessel on a predetermined geographic course | 19 | 1979 | |
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| 4,223,624 Auto-steering system | 19 | 1978 | |
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| 4,692,868 Adaptive autopilot | 9 | 1985 | |
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| 5,041,029 Automatic trolling arrangement | 12 | 1989 | |