Unit having degrees of freedom, such as a surgical operating tab

Details Unit having degrees of freedom, such as a surgical operating tab Unit having degrees of freedom, such as a surgical operating tab

1984-06-22

1986-02-25

Watson, Robert C.

Work holders

Miscellaneous

A61G 1300

Patent

active

045724938

ABSTRACT:
The unit may be a surgical operating table and has electric control devices. The unit comprises two identical electrically-operated jacks 14, 15 which are located at equal distances from a vertical plane containing an axis about which the platform 11 of the unit is pivotable in a transverse plane, the jacks exerting on a universal joint 8 connected to the platform forces of the same magnitude and in the same direction or in opposite directions, and a third electrically-operated jack and a pneumatic spring device disposed on opposite sides of that vertical plane.

REFERENCES:
patent: 2217783 (1940-10-01), Bell
patent: 3863890 (1975-02-01), Ruffing
patent: 3977664 (1976-08-01), Mitchell et al.
patent: 4101120 (1978-07-01), Seshima
patent: 4195829 (1980-04-01), Reser
patent: 4474364 (1984-10-01), Brendgord

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