Cutlery
Patent
1983-10-19
1986-02-11
Levy, Stuart S.
Cutlery
184 5, 184 61, 308 1A, 384100, F16C 2902, F16C 3206, F01M 100, F16N 1700
Patent
active
045695628
ABSTRACT:
In a method of and an apparatus for controlling a fluid bearing, a state in which the power source of a control system is switched off (an open state) or a state in which a predetermined pressure different from the OFF condition is provided (a stopped state) is established when an abnormal condition in which the pressure reaches a predetermined value exceeding a servo-controlled upper or lower limit occurs, whereby the pressure of the fluid bearing is held within a safe pressure range.
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Sato Mitsuya
Shimoda Isamu
Canon Kabushiki Kaisha
Hannon Thomas R.
Levy Stuart S.
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