Communications: electrical – Selective – Having indication or alarm
Patent
1981-11-18
1985-10-22
Swann, III, Glen R.
Communications: electrical
Selective
Having indication or alarm
340681, 180197, 324161, 324168, G08B 2100
Patent
active
045491631
ABSTRACT:
Speed detectors are provided for detecting speeds of each of the four wheels of a vehicle. An electric circuit is provided to compare the speeds of all wheels and to turn on at least one lamp when a difference between individual wheel speeds is detected, whereby slipping of wheels is indicated.
REFERENCES:
patent: 3197733 (1965-07-01), Cowie
patent: 3893535 (1975-07-01), Burckhardt et al.
patent: 3912034 (1975-10-01), Pallof
patent: 4031509 (1977-06-01), Matulevich
patent: 4066300 (1978-01-01), Devlin
Ogata Shoji
Ohgami Masaaki
Satoh Tetsuo
Farber Martin A.
Fuji Jukogyo Kabushiki Kaisha
Swann III Glen R.
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