Communications: electrical – Watercraft alarm or indicating systems
Patent
1989-10-31
1991-02-12
Swann, III, Glen R.
Communications: electrical
Watercraft alarm or indicating systems
340568, 340571, 340652, G08B 1306
Patent
active
049927892
ABSTRACT:
A theft protection device which will protect either a docked boat or a parked boat mounted on a trailer includes a control box which houses electronic circuitry and batteries for energizing an audible alarm when the boat's battery cable or a cable connecting a lock box to an anchoring post is severed. The lock box completes an electronic circuit which is integrated with the electronic circuitry in the control box and includes a pair of shackles which receive a key operated lock which may be adjustably received on the shackles.
REFERENCES:
patent: 3824540 (1974-07-01), Smith, II
patent: 3898641 (1975-08-01), Banner
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