Signals and indicators – Indicators – Gravity type
Patent
1990-10-22
1991-10-29
Haroian, Harry N.
Signals and indicators
Indicators
Gravity type
116 31, 33 1N, G01P 1302
Patent
active
050605925
ABSTRACT:
A rudder position indicator attachable to the steering wheel of a boat for rotation with the wheel, in which a ball, held in a substantially constant position by gravity, rolls in a spiral groove as the wheel and the indicator are turned. The ball is seen against indicia in the groove, the indicia locations being indicative of the position of the steering wheel.
REFERENCES:
patent: 3415217 (1968-12-01), McGrath
patent: 3569932 (1971-03-01), Reed
patent: 4157076 (1979-06-01), Roth et al.
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