Registers – Odometers – Details
Patent
1980-02-13
1982-10-26
Hix, L. T.
Registers
Odometers
Details
G01C 2200
Patent
active
043563880
ABSTRACT:
A tamper proof odometer wherein elastic arms are mounted on a driving gear, teeth in the inner circumference of a recess formed in one side of the least significant digit wheel engage with the front end of the elastic arm to prevent reverse rotation, and alternate teeth of a gear of a holder to engage with two protrusions in the inner circumference of the recess formed in the other side of the least significant digit wheel are partially notched for prevention of reverse rotation so that the odometer may be driven and may register mileage in the forward direction of the vehicle only and may not be driven in the other direction.
REFERENCES:
patent: 3137444 (1964-06-01), Harada
patent: 3432096 (1969-03-01), Powell
patent: 3580497 (1971-05-01), Powell
patent: 3667671 (1972-06-01), Hachtel
patent: 4192450 (1980-03-01), Nezu
Kobayashi Yasuyuki
Nezu Hisao
Nishikata Etsushi
Hix L. T,.
Nippon Seiki Kabushiki Kaisha
Tarcza Thomas H.
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