GB8506389D0 - Microprocessor based motor speed control - Google Patents
Microprocessor based motor speed controlInfo
- Publication number
- GB8506389D0 GB8506389D0 GB858506389A GB8506389A GB8506389D0 GB 8506389 D0 GB8506389 D0 GB 8506389D0 GB 858506389 A GB858506389 A GB 858506389A GB 8506389 A GB8506389 A GB 8506389A GB 8506389 D0 GB8506389 D0 GB 8506389D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- speed control
- motor speed
- microprocessor based
- based motor
- microprocessor
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
- H02P23/0077—Characterised by the use of a particular software algorithm
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P25/00—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details
- H02P25/02—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the kind of motor
- H02P25/10—Commutator motors, e.g. repulsion motors
- H02P25/14—Universal motors
- H02P25/145—Universal motors whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value, speed feedback
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Ac Motors In General (AREA)
- Control Of Electric Motors In General (AREA)
- Machine Tool Sensing Apparatuses (AREA)
- Control Of Direct Current Motors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US59280984A | 1984-03-23 | 1984-03-23 |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8506389D0 true GB8506389D0 (en) | 1985-04-11 |
GB2156546A GB2156546A (en) | 1985-10-09 |
GB2156546B GB2156546B (en) | 1987-10-21 |
Family
ID=24372154
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08506389A Expired GB2156546B (en) | 1984-03-23 | 1985-03-12 | Microprocessor based motor control |
Country Status (7)
Country | Link |
---|---|
JP (2) | JP2630930B2 (en) |
AU (1) | AU570385B2 (en) |
CA (1) | CA1253202A (en) |
DE (1) | DE3510619A1 (en) |
FR (1) | FR2566977B1 (en) |
GB (1) | GB2156546B (en) |
IT (1) | IT1222364B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5923145A (en) * | 1997-08-15 | 1999-07-13 | S-B Power Tool Company | Controller for variable speed motor |
US20040155532A1 (en) * | 2003-02-07 | 2004-08-12 | Brotto Daniele C. | Method for sensing switch closure to prevent inadvertent startup |
JP5462575B2 (en) | 2009-10-05 | 2014-04-02 | 株式会社マキタ | Electric tool |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5058513A (en) * | 1971-07-01 | 1975-05-21 | ||
DE2324174A1 (en) * | 1973-05-12 | 1974-11-28 | Metabowerke Kg | ELECTRIC MOTOR DRIVEN HAND DRILL WITH CONTROLLED SPEED |
FR2254056A1 (en) * | 1973-12-10 | 1975-07-04 | Mitsubishi Heavy Ind Ltd | Semi-open loop servo control system - permits closed loop operation until reference value is approached |
DE2546478A1 (en) * | 1975-10-17 | 1977-04-21 | Schlafhorst & Co W | Winding reel starting circuit - with changeover switches before speed and armature current comparators for thyristor firing circuit |
DE2744361A1 (en) * | 1977-10-01 | 1979-04-05 | Huebner Johannes | Motor speed control system - has tachogenerator pulse train frequency increased or reduced by fixed factor, so as to be equal to reference frequency |
DE2829657C2 (en) * | 1978-07-06 | 1986-09-11 | Pfaff Haushaltmaschinen Gmbh, 7500 Karlsruhe | Speed limitation for a series motor |
JPS5534852A (en) * | 1978-09-04 | 1980-03-11 | Hitachi Ltd | Speed controller of motor |
JPS5569899U (en) * | 1978-11-02 | 1980-05-14 | ||
US4267914A (en) | 1979-04-26 | 1981-05-19 | Black & Decker Inc. | Anti-kickback power tool control |
US4249117A (en) | 1979-05-01 | 1981-02-03 | Black And Decker, Inc. | Anti-kickback power tool control |
DE2933355A1 (en) * | 1979-08-17 | 1981-03-26 | Scintilla Ag, Solothurn | ELECTRIC HAND TOOL |
US4307325A (en) * | 1980-01-28 | 1981-12-22 | Black & Decker Inc. | Digital control system for electric motors in power tools and the like |
JPS56145792A (en) * | 1980-04-10 | 1981-11-12 | Star Seiki:Kk | Control circuit for induction type geared motor |
DE3101511A1 (en) * | 1981-01-19 | 1982-08-26 | Siemens AG, 1000 Berlin und 8000 München | METHOD AND ARRANGEMENT FOR DETERMINING THE LOAD OF DEVICES DRIVEN BY AN ELECTRIC MOTOR |
JPS598479Y2 (en) * | 1982-04-22 | 1984-03-15 | ロ−ベルト・ボツシユ・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング | Electric rotation speed control device for AC motor |
GB2123174A (en) * | 1982-06-07 | 1984-01-25 | Singer Co | Speed selector for power tool |
JPS60100213A (en) * | 1983-11-04 | 1985-06-04 | Komatsu Ltd | Control method of robot |
JPS62247784A (en) * | 1986-04-21 | 1987-10-28 | Matsushita Electric Works Ltd | Speed control circuit for motor |
JPH0512464U (en) * | 1991-07-26 | 1993-02-19 | 株式会社東芝 | Hydraulic elevator power unit |
-
1985
- 1985-03-04 CA CA000475641A patent/CA1253202A/en not_active Expired
- 1985-03-11 AU AU39716/85A patent/AU570385B2/en not_active Ceased
- 1985-03-12 GB GB08506389A patent/GB2156546B/en not_active Expired
- 1985-03-22 IT IT20020/85A patent/IT1222364B/en active
- 1985-03-22 JP JP60057635A patent/JP2630930B2/en not_active Expired - Lifetime
- 1985-03-23 DE DE19853510619 patent/DE3510619A1/en not_active Ceased
- 1985-03-25 FR FR8504418A patent/FR2566977B1/en not_active Expired - Fee Related
-
1993
- 1993-11-04 JP JP5297563A patent/JP2852716B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP2852716B2 (en) | 1999-02-03 |
JPS611297A (en) | 1986-01-07 |
FR2566977B1 (en) | 1995-03-24 |
DE3510619A1 (en) | 1985-09-26 |
AU570385B2 (en) | 1988-03-10 |
JP2630930B2 (en) | 1997-07-16 |
FR2566977A1 (en) | 1986-01-03 |
CA1257645C (en) | 1989-07-18 |
JPH06297298A (en) | 1994-10-25 |
GB2156546A (en) | 1985-10-09 |
CA1253202A (en) | 1989-04-25 |
AU3971685A (en) | 1985-09-26 |
GB2156546B (en) | 1987-10-21 |
IT8520020A0 (en) | 1985-03-22 |
IT1222364B (en) | 1990-09-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20020312 |