FR2230254A5 - - Google Patents

Info

Publication number
FR2230254A5
FR2230254A5 FR7318203A FR7318203A FR2230254A5 FR 2230254 A5 FR2230254 A5 FR 2230254A5 FR 7318203 A FR7318203 A FR 7318203A FR 7318203 A FR7318203 A FR 7318203A FR 2230254 A5 FR2230254 A5 FR 2230254A5
Authority
FR
France
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
FR7318203A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 by Individual filed Critical Individual
Priority to FR7318203A priority Critical patent/FR2230254A5/fr
Priority to BE144288A priority patent/BE814999A/en
Priority to NL7406614A priority patent/NL7406614A/xx
Priority to DE19742423942 priority patent/DE2423942A1/en
Priority to ES426917A priority patent/ES426917A1/en
Priority to JP5606274A priority patent/JPS5042846A/ja
Priority to IT2294774A priority patent/IT1012640B/en
Application granted granted Critical
Publication of FR2230254A5 publication Critical patent/FR2230254A5/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B23/00—Devices for changing pictures in viewing apparatus or projectors
    • G03B23/08—Devices for changing pictures in viewing apparatus or projectors in which pictures are attached to a movable carrier
    • G03B23/10—Devices for changing pictures in viewing apparatus or projectors in which pictures are attached to a movable carrier drum or disc carrier
    • G03B23/105—Devices for changing pictures in viewing apparatus or projectors in which pictures are attached to a movable carrier drum or disc carrier disc carriers
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B23/00—Devices for changing pictures in viewing apparatus or projectors
    • 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—Programme-control systems
    • G05B19/02—Programme-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 programme 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 programme 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
    • G05B19/27—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 programme 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 absolute digital measuring device
    • G05B19/29—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 programme 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 absolute digital measuring device for point-to-point control
    • G05B19/291—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 programme 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 absolute digital measuring device for point-to-point control the positional error is used to control continuously the servomotor according to its magnitude

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Manufacturing & Machinery (AREA)
  • Automation & Control Theory (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Projection Apparatus (AREA)
FR7318203A 1973-05-18 1973-05-18 Expired FR2230254A5 (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR7318203A FR2230254A5 (en) 1973-05-18 1973-05-18
BE144288A BE814999A (en) 1973-05-18 1974-05-14 DEVICE FOR THE SELECTION AND PROJECTION OF FIXED VIEWS
NL7406614A NL7406614A (en) 1973-05-18 1974-05-16
DE19742423942 DE2423942A1 (en) 1973-05-18 1974-05-16 DEVICE FOR THE SELECTION AND PROJECTION OF FIXED IMAGES
ES426917A ES426917A1 (en) 1973-05-18 1974-05-17 Improvements in the systems for the selection and projection of fixed views. (Machine-translation by Google Translate, not legally binding)
JP5606274A JPS5042846A (en) 1973-05-18 1974-05-18
IT2294774A IT1012640B (en) 1973-05-18 1974-05-20 DEVICE FOR SELECTION AND PROJECTION OF SLIDES

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7318203A FR2230254A5 (en) 1973-05-18 1973-05-18

Publications (1)

Publication Number Publication Date
FR2230254A5 true FR2230254A5 (en) 1974-12-13

Family

ID=9119590

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7318203A Expired FR2230254A5 (en) 1973-05-18 1973-05-18

Country Status (7)

Country Link
JP (1) JPS5042846A (en)
BE (1) BE814999A (en)
DE (1) DE2423942A1 (en)
ES (1) ES426917A1 (en)
FR (1) FR2230254A5 (en)
IT (1) IT1012640B (en)
NL (1) NL7406614A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0083754A1 (en) * 1981-12-31 1983-07-20 BELL & HOWELL COMPANY Servo control arrangement utilizing alternately energized light source

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4297009A (en) * 1980-01-11 1981-10-27 Technicare Corporation Image storage and display
CN110058513B (en) * 2019-05-28 2023-07-28 酷罗米(深圳)科技有限公司 Intelligent watch capable of automatically correcting pointer deviation and correction method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0083754A1 (en) * 1981-12-31 1983-07-20 BELL & HOWELL COMPANY Servo control arrangement utilizing alternately energized light source

Also Published As

Publication number Publication date
ES426917A1 (en) 1976-09-16
JPS5042846A (en) 1975-04-18
BE814999A (en) 1974-09-02
DE2423942A1 (en) 1974-12-05
IT1012640B (en) 1977-03-10
NL7406614A (en) 1974-11-20

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Legal Events

Date Code Title Description
ST Notification of lapse