GB955991A - Improvements relating to commutator type dynamo-electric machines - Google Patents
Improvements relating to commutator type dynamo-electric machinesInfo
- Publication number
- GB955991A GB955991A GB3186059A GB3186059A GB955991A GB 955991 A GB955991 A GB 955991A GB 3186059 A GB3186059 A GB 3186059A GB 3186059 A GB3186059 A GB 3186059A GB 955991 A GB955991 A GB 955991A
- Authority
- GB
- United Kingdom
- Prior art keywords
- segments
- divider
- electric machines
- sept
- improvements relating
- 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
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K13/00—Structural associations of current collectors with motors or generators, e.g. brush mounting plates or connections to windings; Disposition of current collectors in motors or generators; Arrangements for improving commutation
- H02K13/10—Arrangements of brushes or commutators specially adapted for improving commutation
- H02K13/105—Spark suppressors associated with the commutator
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc Machiner (AREA)
- Motor Or Generator Current Collectors (AREA)
Abstract
955,991. Dynamo - electric machines. ENGLISH ELECTRIC CO. Ltd. Sept. 12, 1960 [Sept. 18, 1959], No. 31860/59. Heading H2A. Commutator segments 1, 3, 5, 7... in a lap-wound armature are separated by auxiliary segments 2, 4, 6 ... maintained at intermediate potentials by a common ring resistor or transformer potential divider. The auxiliary segments are narrower than the main segments and may be at a lower level to avoid contact with the brushes. In a modification (Figs. 2 and 3, not shown), the auxiliary segments are replaced by one or more copper foils separated by mica sheets and connected to appropriate tappings on the divider. In the case of multipolar machines, a single divider connected to equalizers may be used (Fig. 4, not shown). The resistive divider may be wound on an insulating ring behind the risers.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3186059A GB955991A (en) | 1959-09-18 | 1959-09-18 | Improvements relating to commutator type dynamo-electric machines |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3186059A GB955991A (en) | 1959-09-18 | 1959-09-18 | Improvements relating to commutator type dynamo-electric machines |
Publications (1)
Publication Number | Publication Date |
---|---|
GB955991A true GB955991A (en) | 1964-04-22 |
Family
ID=10329483
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3186059A Expired GB955991A (en) | 1959-09-18 | 1959-09-18 | Improvements relating to commutator type dynamo-electric machines |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB955991A (en) |
-
1959
- 1959-09-18 GB GB3186059A patent/GB955991A/en not_active Expired
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