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
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)
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)
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)
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 |
-
1973
- 1973-05-18 FR FR7318203A patent/FR2230254A5/fr not_active Expired
-
1974
- 1974-05-14 BE BE144288A patent/BE814999A/en unknown
- 1974-05-16 NL NL7406614A patent/NL7406614A/xx unknown
- 1974-05-16 DE DE19742423942 patent/DE2423942A1/en active Pending
- 1974-05-17 ES ES426917A patent/ES426917A1/en not_active Expired
- 1974-05-18 JP JP5606274A patent/JPS5042846A/ja active Pending
- 1974-05-20 IT IT2294774A patent/IT1012640B/en active
Cited By (1)
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 |
---|---|
NL7406614A (en) | 1974-11-20 |
JPS5042846A (en) | 1975-04-18 |
DE2423942A1 (en) | 1974-12-05 |
IT1012640B (en) | 1977-03-10 |
ES426917A1 (en) | 1976-09-16 |
BE814999A (en) | 1974-09-02 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |