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公开(公告)号：US3520174A
公开(公告)日：1970-07-14
申请号：US3520174D
申请日：1967-12-01
Applicant: NAT RES DEV
Inventor： SHARP ROYDS , BATH MALCOLM , SMITH PHILIP , RAFFERTY JAMES SHELLEY , INGLIS ALASTAIR
IPC: G01B13/12
CPC classification number: G01B13/12
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公开(公告)号：US3561301A
公开(公告)日：1971-02-09
申请号：US3561301D
申请日：1968-01-19
Applicant: NAT RES DEV
Inventor： SHARP ROYDS , BATH MALCOLM
CPC classification number: B23Q15/00 , Y10T82/25 , Y10T82/2531 , Y10T82/2541
Abstract: A CONTROL SYSTEM FOR A MACHINE TOOL COMPRISING A MOTOR BY WHICH THE TOOL CAN BE MOVED RADIALLY TOWARDS AND AWAY FROM THE AXIS OF ROTATION OF A WORKPIECE AT SUCH A SPEED THAT IN USE THE TOOL CAN MAINTAIN THE CIRCULARITY OF THE WORKPIECE EVEN IF THE WORKPIECE IS SOMEWHAT ECCENTRIC FROM THE AXIS OF ROTATION, THE SYSTEM INCLUDING FIRST AND SECOND MEASURING GAUGES AND CONTROL MEANS FOR THE MOTOR ARRANGED TO COMBINE THE OUTPUTS OF THE FIRST AND SECOND GAUGES AND TO CONTROL THE MOTOR AND SO THE RADIAL POSITION OF THE TOOL IN SUCH A MANNER THAT THE DIAMETRICAL DISTANCE BETWEEN THE PART OF THE WORKPIECE OPPOSITE THE SECOND GAUGE AND THE PART OF THE WORKPIECE ACTED ON BY THE TOOL REMAINS SUBSTANTIALLY CONSTANT.
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Patent Agency Ranking
公开(公告)号：US3535961A
公开(公告)日：1970-10-27
申请号：US3535961D
申请日：1967-07-24
Applicant: NAT RES DEV
Inventor： SHARP ROYDS , BATH MALCOLM
CPC classification number: G01B13/08 , B23Q15/02 , Y10T82/25 , Y10T82/2545 , Y10T82/2572
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公开(公告)号：US3523447A
公开(公告)日：1970-08-11
申请号：US3523447D
申请日：1968-05-09
Applicant: NAT RES DEV
Inventor： SHARP ROYDS , BATH MALCOLM , BROWN DAVID
CPC classification number: G01B13/00
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公开(公告)号：US3494176A
公开(公告)日：1970-02-10
申请号：US3494176D
申请日：1967-09-07
Applicant: NAT RES DEV
Inventor： SHARP ROYDS , BATH MALCOLM
CPC classification number: G01B13/00
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公开(公告)号：US3520175A
公开(公告)日：1970-07-14
申请号：US3520175D
申请日：1967-12-01
Applicant: NAT RES DEV
Inventor： SHARP ROYDS , BATH MALCOLM
IPC: G01B13/12
CPC classification number: G01B13/12
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