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Patent Searching and Data


Title:
DEVICE FOR OBTAINING ACCURACY OF DIMENSION AND SURFACE SHAPE OF ORIFICE
Document Type and Number:
Japanese Patent JP2004284014
Kind Code:
A
Abstract:

To smooth and round micropores of a workpiece for calibration.

The workpiece is held on a positionable rotation rack 28. The rotation rack 28 passes a series of a calibration station, a polishing station and a washing station to move the workpiece. In the polishing station, a liquid polishing agent having flowability is made to flow into the micropores for a time based on a correlation relation having a statistical meaning in relation to an increase in calibration fluid flow rate.


Inventors:
Perry, Winfield B.
O'shea, Liam
Wright, Mark
Application Number:
JP2004000205797
Publication Date:
October 14, 2004
Filing Date:
July 13, 2004
Export Citation:
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Assignee:
DYNETICS CORP
International Classes:
B24B1/00; B23Q39/04; B24B3/16; B24B31/00; B24C3/32; (IPC1-7): B24B31/00
Domestic Patent References:
JP4066667B
JPH01194947A
JPH08141891A
JPH08187652A
JPH0549257U
Foreign References:
WO1997005989A1
Attorney, Agent or Firm:
山川 政樹
山川 茂樹