Alarm device for an odometer

Details Alarm device for an odometer Alarm device for an odometer

1979-11-27

1981-11-10

Caldwell, Sr., John W.

Communications: electrical

Selective

Having indication or alarm

200 56R, 200 6158R, 235 97, 235132E, 340688, B60Q 100, G01C 2200, G06F 1518

Patent

active

043001173

ABSTRACT:
To an odometer which has two parallel shafts, one being fitted with a plurality of distance-indicating wheels, while the other is fitted with a plurality of carry pinions which actuate said distance-indicating wheels, is fitted an alarm device, which comprises a means for triggering, which rotates together with one of said carry pinions, and an alarm switch, which is actuated by said means for triggering when it reaches a certain predetermined position during its movement together with its carrying pinion.

REFERENCES:
patent: 1812576 (1931-06-01), Wray et al.
patent: 1919493 (1933-07-01), Zubaty
patent: 2492408 (1949-12-01), Willcox
patent: 2578358 (1951-12-01), Jellison
patent: 3856195 (1974-12-01), Kakizaki et al.
patent: 3925754 (1975-12-01), Ota et al.

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