SE366618B - - Google Patents
Info
- Publication number
- SE366618B SE366618B SE01964/71A SE196471A SE366618B SE 366618 B SE366618 B SE 366618B SE 01964/71 A SE01964/71 A SE 01964/71A SE 196471 A SE196471 A SE 196471A SE 366618 B SE366618 B SE 366618B
- Authority
- SE
- Sweden
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
- H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
- H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current
- H02P7/18—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power
- H02P7/24—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
- H02P7/28—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices
- H02P7/285—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only
- H02P7/29—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only using pulse modulation
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F17/00—Coin-freed apparatus for hiring articles; Coin-freed facilities or services
- G07F17/30—Coin-freed apparatus for hiring articles; Coin-freed facilities or services for musical instruments
- G07F17/305—Coin-freed apparatus for hiring articles; Coin-freed facilities or services for musical instruments for record players
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F5/00—Coin-actuated mechanisms; Interlocks
- G07F5/20—Coin-actuated mechanisms; Interlocks specially adapted for registering coins as credit, e.g. mechanically actuated
- G07F5/22—Coin-actuated mechanisms; Interlocks specially adapted for registering coins as credit, e.g. mechanically actuated electrically actuated
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
- H02H7/0833—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors for electric motors with control arrangements
- H02H7/0844—Fail safe control, e.g. by comparing control signal and controlled current, isolating motor on commutation error
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Multimedia (AREA)
- Control Of Direct Current Motors (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB747370A GB1344614A (en) | 1970-02-17 | 1970-02-17 | Improvements in or relating to control means for electric motors operated from batteries |
Publications (1)
Publication Number | Publication Date |
---|---|
SE366618B true SE366618B (xx) | 1974-04-29 |
Family
ID=9833783
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE01964/71A SE366618B (xx) | 1970-02-17 | 1971-02-16 |
Country Status (8)
Country | Link |
---|---|
US (1) | US3689818A (xx) |
JP (1) | JPS5527559B1 (xx) |
AU (1) | AU2550571A (xx) |
DE (1) | DE2108169A1 (xx) |
FR (1) | FR2083084A1 (xx) |
GB (1) | GB1344614A (xx) |
SE (1) | SE366618B (xx) |
ZA (1) | ZA71926B (xx) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5812829B2 (ja) * | 1976-04-28 | 1983-03-10 | 株式会社日立製作所 | 直流回路の保護装置 |
US4090115A (en) * | 1976-07-29 | 1978-05-16 | Westinghouse Electric Corp. | Transit vehicle chopper control apparatus and method |
DE2736304C3 (de) * | 1977-08-12 | 1980-07-10 | Robert Bosch Gmbh, 7000 Stuttgart | Sicherheitsschaltung für einen von einer Batterie gespeisten Elektromotor |
DE2831479A1 (de) * | 1978-07-18 | 1980-01-31 | Bosch Gmbh Robert | Schaltungsanordnung zur einstellung des stromes von einer batterie zu einem elektromotor |
JPS5675400A (en) * | 1979-11-16 | 1981-06-22 | Meidensha Electric Mfg Co Ltd | Operation circuit for cargo work of electric rolling stock |
WO1994029557A1 (de) * | 1993-06-08 | 1994-12-22 | Torotron Elektronik Gmbh | Garagentorantrieb mit sicherheitsüberwachung |
USRE36454E (en) * | 1994-11-02 | 1999-12-21 | General Electric Company | Electrical propulsion systems for a vehicle |
US5565760A (en) * | 1994-11-02 | 1996-10-15 | General Electric Company | Electrical propulsion systems for a golf car |
JP3854542B2 (ja) * | 2002-06-10 | 2006-12-06 | アルプス電気株式会社 | 電動機構駆動回路の診断装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1430657A (fr) * | 1964-05-30 | 1966-03-04 | Aeg Elotherm Gmbh | Procédé de mise en oeuvre de générateurs pour machines à érosion par étincelage et montage électronique pour l'exécution du procédé |
GB1090908A (en) * | 1964-11-17 | 1967-11-15 | Eaton Yale & Towne | Electrical control system for an industrial truck |
US3349309A (en) * | 1964-12-04 | 1967-10-24 | Yale & Towne Inc | Industrial truck power circuit |
DE1538396A1 (de) * | 1965-05-12 | 1969-04-10 | Cableform Ltd | Steuersystem fuer elektrische Gleichstrommotoren |
US3360705A (en) * | 1965-06-01 | 1967-12-26 | Gen Electric | Dc motor field control circuit |
CH461573A (de) * | 1966-12-21 | 1968-08-31 | Bosch Gmbh Robert | Antriebsvorrichtung, insbesondere für ein Fahrzeug |
US3484652A (en) * | 1967-07-17 | 1969-12-16 | Allis Chalmers Mfg Co | Protection of a pulse modulated power system |
US3562617A (en) * | 1969-04-04 | 1971-02-09 | Square D Co | Malfunction detector circuit for a solid state electric motor controlled vehicle |
US3611043A (en) * | 1970-07-16 | 1971-10-05 | Gen Electric | Protective circuit for static switch |
JPS51986Y2 (xx) * | 1972-04-10 | 1976-01-13 |
-
1970
- 1970-02-17 GB GB747370A patent/GB1344614A/en not_active Expired
-
1971
- 1971-02-15 ZA ZA710926A patent/ZA71926B/xx unknown
- 1971-02-16 US US115534A patent/US3689818A/en not_active Expired - Lifetime
- 1971-02-16 SE SE01964/71A patent/SE366618B/xx unknown
- 1971-02-16 AU AU25505/71A patent/AU2550571A/en not_active Expired
- 1971-02-17 FR FR7105339A patent/FR2083084A1/fr not_active Withdrawn
- 1971-02-17 JP JP685471A patent/JPS5527559B1/ja active Pending
- 1971-02-17 DE DE19712108169 patent/DE2108169A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
JPS462718A (xx) | 1971-10-21 |
JPS5527559B1 (xx) | 1980-07-21 |
FR2083084A1 (xx) | 1971-12-10 |
ZA71926B (en) | 1971-10-27 |
DE2108169A1 (de) | 1971-09-02 |
US3689818A (en) | 1972-09-05 |
GB1344614A (en) | 1974-01-23 |
AU2550571A (en) | 1972-08-17 |