Drive apparatus and XY drive apparatus on which it is equipped

Details Drive apparatus and XY drive apparatus on which it is equipped Drive apparatus and XY drive apparatus on which it is equipped

1993-02-24

1994-03-08

Howell, Daniel W.

Cutting by use of rotating axially moving tool

With work-engaging structure other than tool or tool-support

Having tool-opposing, work-engaging surface

74479PH, 108137, 248657, 269 60, 384 9, B23B 3500

Patent

active

052922111

ABSTRACT:
A drive apparatus and a XY drive apparatus on which it is equipped that accomplishes highly accurate driving and positioning of a driven object by absorbing deflection of a nut in the radial direction while employing a simple construction.
Deflection of a nut is absorbed by deflection of flexible portions as a result of said nut being supported by an intermediate member having said flexible portions able to deflect in a radial direction perpendicular to the shaft center of a feed screw.

REFERENCES:
patent: 4372222 (1983-02-01), Tice
patent: 4561814 (1985-12-01), Dahlgren, Jr. et al.

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