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Title:
【発明の名称】加工物の測定
Document Type and Number:
Japanese Patent JPH05502190
Kind Code:
A
Abstract:
PCT No. PCT/GB91/01001 Sec. 371 Date Jan. 27, 1992 Sec. 102(e) Date Jan. 27, 1992 PCT Filed Jun. 20, 1991 PCT Pub. No. WO91/20020 PCT Pub. Date Dec. 26, 1991.A coordinate positioning machine is equipped with either an optical probe or a contact measuring probe. Movement of the head of the machine to enable the probe to scan an unknown surface is controlled by predicting the position of a subsequent point to which the head of the machine is to be driven upon the basis of three most recently measured points, P1, P2, P3. The prediction of the subsequent point P4 is performed by machine control in real time.

Inventors:
McMatry, David Roberts
Sutherland, Alexander Tenant
Application Number:
JP51095391A
Publication Date:
April 22, 1993
Filing Date:
June 20, 1991
Export Citation:
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Assignee:
RENISHAW PUBLIC LIMITED COMPANY
International Classes:
B23Q35/12; B24B49/10; G01B5/004; G01B11/03; G05B19/401; G05D3/12; (IPC1-7): B23Q35/12; B24B49/10; G01B5/03; G01B11/03; G05D3/12
Attorney, Agent or Firm:
Yoshikazu Tani (1 person outside)



 
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