GB649751A - Improvements in and relating to automatic controllers for electric motors - Google Patents
Improvements in and relating to automatic controllers for electric motorsInfo
- Publication number
- GB649751A GB649751A GB2814148A GB2814148A GB649751A GB 649751 A GB649751 A GB 649751A GB 2814148 A GB2814148 A GB 2814148A GB 2814148 A GB2814148 A GB 2814148A GB 649751 A GB649751 A GB 649751A
- Authority
- GB
- United Kingdom
- Prior art keywords
- motor
- coil
- regulator
- button
- push
- 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
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 230000006835 compression Effects 0.000 abstract 1
- 238000007906 compression Methods 0.000 abstract 1
- 230000001681 protective effect Effects 0.000 abstract 1
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
- H02P1/00—Arrangements for starting electric motors or dynamo-electric converters
- H02P1/16—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters
- H02P1/18—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting an individual DC motor
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Electric Motors In General (AREA)
- Mechanisms For Operating Contacts (AREA)
- Stopping Of Electric Motors (AREA)
Abstract
649,751. Compression resistances. BRITISH THOMSON-HOUSTON CO., Ltd., and PAYNE, K. J. Oct. 29, 1948, No. 28141. [Class 37] [Also in Group XXXVII] An electric motor X is started when a pushbutton S is actuated to energize a coil F1 of an electromagnetically-operated carbon pile regulator. The armature H rises to close contacts Q short-circuiting the push-button, and a spring P is compressed to move a dashpot member L and a bridge K which first completes the motorcircuit and then compresses the piles A. When the member K has moved a predetermined distance it trips a latch S and allows a spring T to close contact R, so connecting the motor directly to the line. A limit switch V is operated by the contact R to introduce an economy coil F2. The regulator is then held in its closed position by the combined action of coils F1, F2 and series coil G. The motor may be used to start an aircraft engine, so that, when the engine fires and the current in coil G falls, the regulator operates to disconnect the motor. The motor may also be stopped by means of a push-button. A protective time switch and an overload device may be provided.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2814148A GB649751A (en) | 1948-10-29 | 1948-10-29 | Improvements in and relating to automatic controllers for electric motors |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2814148A GB649751A (en) | 1948-10-29 | 1948-10-29 | Improvements in and relating to automatic controllers for electric motors |
Publications (1)
Publication Number | Publication Date |
---|---|
GB649751A true GB649751A (en) | 1951-01-31 |
Family
ID=10270902
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2814148A Expired GB649751A (en) | 1948-10-29 | 1948-10-29 | Improvements in and relating to automatic controllers for electric motors |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB649751A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2173044A (en) * | 1985-03-29 | 1986-10-01 | Mitsubishi Electric Corp | Electromagnetic switch |
-
1948
- 1948-10-29 GB GB2814148A patent/GB649751A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2173044A (en) * | 1985-03-29 | 1986-10-01 | Mitsubishi Electric Corp | Electromagnetic switch |
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