Auxiliary device for handling failures of an actuating system of

Details Auxiliary device for handling failures of an actuating system of Auxiliary device for handling failures of an actuating system of

1989-11-29

1991-11-26

Ro, Bentsu

Electricity: motive power systems

Three-or-more-positions motor controller systems

Return to 'off', 'starting' or 'neutral' positions

318369, 180 791, B62D 504

Patent

active

050685848

ABSTRACT:
An auxiliary device for handling failures of an actuating system of a linear electric actuator, including an auxiliary drive device which works with a braking device, so that, in case of failure of said actuating system, the auxiliary drive device returns the actuator to its zero position and the braking device maintains this position in opposition to any mechanical action.

REFERENCES:
patent: 4714409 (1988-05-01), Westercamp et al.
patent: 4770264 (1988-09-01), Wright et al.
patent: 4782907 (1988-11-01), Morishita et al.
patent: 4896737 (1990-01-01), Kanazawa et al.
patent: 4926955 (1990-05-01), Ohmura et al.
Abstract of Japanese Patent 60-42161 (A), vol. 9, No. 168 (M-396) (1981), Jul. 13, 1985.
Abstract of Japanese Patent 61-77573 (A), vol. 10, No. 249 (M-511) (2305), Aug. 27, 1986.
Abstract of Japanese Patent 61-57465 (A), vol. 10, No. 218 (M-503) (2274), Jul. 30, 1986.

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