192 clutches and power-stop control – Clutches – Operators
Patent
1992-06-30
1993-08-24
Lorence, Richard M.
192 clutches and power-stop control
Clutches
Operators
192 84E, 188267, 310105, H02K 4904
Patent
active
052380955
ABSTRACT:
Improved hysteresis brakes and clutches are disclosed wherein a secondary magnet is so positioned as to establish a substantially unidirectional magnetic field in the annual gap through which the disk or drag cup rotates in order to reduce or eliminate the undesirable phenomenon of "cogging".
REFERENCES:
patent: 1702755 (1929-02-01), Weydell
patent: 3700941 (1972-10-01), Duncan
patent: 3890515 (1975-06-01), Fehr et al.
patent: 3974408 (1976-08-01), Fehr et al.
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