Alarm system for marine drive

Details Alarm system for marine drive Alarm system for marine drive

1987-10-15

1988-09-06

Wolfe, Willis R.

Internal-combustion engines

Cooling

Indicators and safety devices

123198D, 123196S, F01P 1116, F01M 120, F02B 7708

Patent

active

047684712

ABSTRACT:
In a marine drive having a wiring harness (14) connected between the engine (2) and the helm (8), an alarm sensing module (26) is connected to the harness (14) and provides a warning of one or more abnormal engine conditions, without altering the existing wiring harness or adding wires thereto. A temperature switch (30) and an oil pressure switch (32) are provided at the engine, and the sensing module (26) is connected to the engine temperature gauge (10) and engine oil pressure gauge (12) at the helm. The module activates an alarm (28) in response to high engine temperature or low engine oil pressure.

REFERENCES:
patent: 4019489 (1977-04-01), Cartmill
patent: 4147151 (1979-04-01), Wright
patent: 4648364 (1987-03-01), Wills
patent: 4704598 (1987-11-01), McLeod

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