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Patent Searching and Data


Title:
WORK HOLDING DEVICE
Document Type and Number:
Japanese Patent JPH09103950
Kind Code:
A
Abstract:

To keep accompanying rotation good for a long time while suppressing microvibrations of work and to reduce the time for changing the stage used in the previous process.

This device has a stay member 7 secured to a machine; a rocking arm 5 freely rotationally supported on the stay member 7 via a first pivot and having the shape of U whose axis of symmetry is the first pivot; U-shaped upper arms 2 freely rotationally supported against each end 5a of the rocking arm 5 via a second pivot crossing the first pivot; and a bonding plate 3 freely rotationally held against the center of the upper arm 2 via a third pivot that is perpendicular to the second pivot. A fixed shaft 4 provided over the third pivot of the upper arm 2, a bearing 12 fitted into the rod-shaped part of the fixed shaft 4, a cover 21 freely rotationally held in such a way as to cover the bearing 12 and provided in such a way as to be capable of making contact with the end 4a of the fixed shaft 4, and the bonding plate 3 holding the work 1 and having a hole 3b for insertion of the cover 21 are provided.


Inventors:
AKITA TOSHIYA
Application Number:
JP1995000259660
Publication Date:
April 22, 1997
Filing Date:
October 06, 1995
Export Citation:
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Assignee:
OLYMPUS OPTICAL CO
International Classes:
B24B13/005; B24B41/06; (IPC1-7): B24B13/005; B24B41/06
Attorney, Agent or Firm:
奈良 武