Electricity: electrical systems and devices – Electrostatic capacitors – Variable
Patent
1990-08-16
1991-06-11
Griffin, Donald A.
Electricity: electrical systems and devices
Electrostatic capacitors
Variable
73517AV, H01G 700, G01P 1508
Patent
active
050237497
ABSTRACT:
A capacitive angle sensor has a rotary capacitor plate mounted between two arallel stationary capacitor plates with groove means being provided for relieving the flow of air between the surfaces of the rotary capacitor plate and the stationary capacitor plates as the rotary capacitor plate is rotated relative to the stationary capacitor plates.
REFERENCES:
patent: 2478120 (1949-08-01), Montcalm
patent: 4928203 (1990-05-01), Swindal et al.
Hubert Alexis
Shepic John A.
Bush Freddie M.
Deaton James T.
Griffin Donald A.
The United States of America as represented by the Secretary of
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