Proximity indicator for motor vehicles

Details Proximity indicator for motor vehicles Proximity indicator for motor vehicles

1981-04-16

1983-06-28

Caldwell, Sr., John W.

Communications: electrical

Selective

Having indication or alarm

200 6144, B60Q 900, H01H 316

Patent

active

043908624

ABSTRACT:
A proximity indicator for motor vehicles, particularly recreational vehicles, has an audio or visual signal mounted in the driver's compartment and utilizes a probe which passes through a ring contact as the switching element, the probe and ring contact being longitudinally adjustable mounted in a yoke which is connected to the clamping structure with a single bolt which, when loosened, permits a longitudinal adjustment of the probe, the ring contact, and rotational adjustment of the probe and ring together.

REFERENCES:
patent: 1809434 (1931-06-01), Winning
patent: 2520305 (1950-08-01), Campbell
patent: 2542708 (1951-02-01), Rogow
patent: 2554371 (1951-05-01), Marx
patent: 2812397 (1957-11-01), Taylor
patent: 2896037 (1959-07-01), Vossen
patent: 2930862 (1960-03-01), Samaniego
patent: 3608513 (1971-09-01), Gray
patent: 4042909 (1977-08-01), Perez

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