GB2273166B - Improvements in or relating to the control of linear motors - Google Patents
Improvements in or relating to the control of linear motorsInfo
- Publication number
- GB2273166B GB2273166B GB9400335A GB9400335A GB2273166B GB 2273166 B GB2273166 B GB 2273166B GB 9400335 A GB9400335 A GB 9400335A GB 9400335 A GB9400335 A GB 9400335A GB 2273166 B GB2273166 B GB 2273166B
- Authority
- GB
- United Kingdom
- Prior art keywords
- relating
- control
- linear motors
- motors
- linear
- 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 - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
- H02K41/02—Linear motors; Sectional motors
- H02K41/03—Synchronous motors; Motors moving step by step; Reluctance motors
- H02K41/031—Synchronous motors; Motors moving step by step; Reluctance motors of the permanent magnet type
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P13/00—Indicating or recording presence, absence, or direction, of movement
- G01P13/02—Indicating direction only, e.g. by weather vane
- G01P13/04—Indicating positive or negative direction of a linear movement or clockwise or anti-clockwise direction of a rotational movement
- G01P13/045—Indicating positive or negative direction of a linear movement or clockwise or anti-clockwise direction of a rotational movement with speed indication
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/42—Devices characterised by the use of electric or magnetic means
- G01P3/50—Devices characterised by the use of electric or magnetic means for measuring linear speed
- G01P3/52—Devices characterised by the use of electric or magnetic means for measuring linear speed by measuring amplitude of generated current or voltage
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Control Of Linear Motors (AREA)
- Linear Motors (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB898920013A GB8920013D0 (en) | 1989-09-05 | 1989-09-05 | Improvements in or relating to the control of linear motors |
GB9019235A GB2235783B (en) | 1989-09-05 | 1990-09-04 | Improvements in or relating to the control of linear motors |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9400335D0 GB9400335D0 (en) | 1994-03-09 |
GB2273166A GB2273166A (en) | 1994-06-08 |
GB2273166B true GB2273166B (en) | 1994-08-31 |
Family
ID=26295870
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9400335A Expired - Fee Related GB2273166B (en) | 1989-09-05 | 1994-01-10 | Improvements in or relating to the control of linear motors |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2273166B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL135650A0 (en) * | 1997-10-15 | 2001-05-20 | Advanced Motion Tech Llc | A linear electromagnetic machine |
DE102004046824B4 (en) * | 2004-09-27 | 2016-06-16 | Siemens Aktiengesellschaft | Speed measurement in an electric permanent-magnet synchronous machine |
US8138708B2 (en) | 2008-11-26 | 2012-03-20 | Allegro Microsystems, Inc. | Closed-loop motor driver compensation |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3787716A (en) * | 1972-02-16 | 1974-01-22 | Aerospace Corp | Linear pulsed d.c. motor and controls therefor |
GB1381125A (en) * | 1971-06-28 | 1975-01-22 | Xynetics Inc | Linear motors and positioning systems |
US4376261A (en) * | 1979-11-30 | 1983-03-08 | Papst-Motoren Kg | Two-pulse brushless d.c. motor |
EP0212104A2 (en) * | 1985-06-07 | 1987-03-04 | Toshiba Kikai Kabushiki Kaisha | Method and apparatus for detecting absolute position |
-
1994
- 1994-01-10 GB GB9400335A patent/GB2273166B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1381125A (en) * | 1971-06-28 | 1975-01-22 | Xynetics Inc | Linear motors and positioning systems |
US3787716A (en) * | 1972-02-16 | 1974-01-22 | Aerospace Corp | Linear pulsed d.c. motor and controls therefor |
US4376261A (en) * | 1979-11-30 | 1983-03-08 | Papst-Motoren Kg | Two-pulse brushless d.c. motor |
EP0212104A2 (en) * | 1985-06-07 | 1987-03-04 | Toshiba Kikai Kabushiki Kaisha | Method and apparatus for detecting absolute position |
Also Published As
Publication number | Publication date |
---|---|
GB9400335D0 (en) | 1994-03-09 |
GB2273166A (en) | 1994-06-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20020904 |