GB1301891A - - Google Patents

Info

Publication number
GB1301891A
GB1301891A GB869570A GB869570A GB1301891A GB 1301891 A GB1301891 A GB 1301891A GB 869570 A GB869570 A GB 869570A GB 869570 A GB869570 A GB 869570A GB 1301891 A GB1301891 A GB 1301891A
Authority
GB
United Kingdom
Prior art keywords
counter
count
feedback
phase difference
slide
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB869570A
Other languages
English (en)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of GB1301891A publication Critical patent/GB1301891A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Program-control systems
    • G05B19/02—Program-control systems electric
    • G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of program data in numerical form
    • G05B19/19—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of program data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path
    • G05B19/21—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of program data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path using an incremental digital measuring device

Landscapes

  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Position Or Direction (AREA)
  • Control Of Multiple Motors (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Automatic Control Of Machine Tools (AREA)
GB869570A 1969-03-05 1970-02-24 Expired GB1301891A (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US80455869A 1969-03-05 1969-03-05

Publications (1)

Publication Number Publication Date
GB1301891A true GB1301891A (https=) 1973-01-04

Family

ID=25189267

Family Applications (1)

Application Number Title Priority Date Filing Date
GB869570A Expired GB1301891A (https=) 1969-03-05 1970-02-24

Country Status (6)

Country Link
US (1) US3602700A (https=)
JP (1) JPS5018145B1 (https=)
CA (1) CA952997A (https=)
DE (1) DE2010178A1 (https=)
FR (1) FR2037629A5 (https=)
GB (1) GB1301891A (https=)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3825731A (en) * 1970-01-30 1974-07-23 Fujitsu Ltd Numerical control system
GB1290090A (https=) * 1970-03-30 1972-09-20
US3944799A (en) * 1972-01-28 1976-03-16 Peter Gray Brownell Ratio computer
US3906327A (en) * 1973-08-28 1975-09-16 Eaton Corp Controlled velocity drive
JPS51128447U (https=) * 1975-04-11 1976-10-16
US4119837A (en) * 1977-03-15 1978-10-10 Bj-Hughes Inc. Block position and speed transducer for a computer-controlled oil drilling rig
DE2732954C2 (de) * 1977-07-21 1979-07-05 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Inkrementales Lagemeßsystem
US4219875A (en) * 1978-05-05 1980-08-26 Honeywell Inc. Digital event input circuit for a computer based process control system
EP0113424A3 (de) * 1980-03-10 1985-11-21 Eaton-Optimetrix Inc. Positionsregelschaltung
JPS5776607A (en) * 1980-10-30 1982-05-13 Fanuc Ltd Numeric control system
US5521480A (en) * 1994-09-01 1996-05-28 Gerber Scientific Products, Inc. Apparatus and method for defining a reference position of a tool
US5712574A (en) * 1994-09-27 1998-01-27 Rockwell Light Vehicle Systems, Inc. Apparatus for position detection and verification thereof using pulse patterns having sequentially unique properties
US7283886B1 (en) * 2004-05-03 2007-10-16 Bowman Richard G Practical measurement system for a manufacturing process

Also Published As

Publication number Publication date
JPS5018145B1 (https=) 1975-06-26
CA952997A (en) 1974-08-13
DE2010178A1 (de) 1970-09-17
US3602700A (en) 1971-08-31
FR2037629A5 (https=) 1970-12-31

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees