Revolution detecting device

Details Revolution detecting device Revolution detecting device

1979-09-12

1982-06-22

Hickey, R. J.

Electricity: magnetically operated switches, magnets, and electr

Permanent magnet-actuated switches

73519, 74 12, 310 68B, H01H 900, H02K 1100

Patent

active

043365175

ABSTRACT:
A device for detecting a revolution number of a connection shaft is disclosed. The device comprises a permanent magnet body attached to the connection shaft and a pulse generating means disposed apart from the magnet body, wherein the pulse generating means is arranged in a housing isolated from a casing for the connection shaft.

REFERENCES:
patent: 3961604 (1976-06-01), Shimrony
patent: 4049986 (1977-09-01), Kreuz
patent: 4186362 (1980-01-01), Kondo et al.
patent: 4246790 (1981-01-01), Nichols

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