FR2047821A5 - - Google Patents
Info
- Publication number
- FR2047821A5 FR2047821A5 FR7017802A FR7017802A FR2047821A5 FR 2047821 A5 FR2047821 A5 FR 2047821A5 FR 7017802 A FR7017802 A FR 7017802A FR 7017802 A FR7017802 A FR 7017802A FR 2047821 A5 FR2047821 A5 FR 2047821A5
- Authority
- FR
- France
- 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
- 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
- H02P7/292—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 static converters, e.g. AC to DC
- H02P7/293—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 static converters, e.g. AC to DC using phase control
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S388/00—Electricity: motor control systems
- Y10S388/907—Specific control circuit element or device
- Y10S388/917—Thyristor or scr
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Control Of Direct Current Motors (AREA)
- Nozzles For Electric Vacuum Cleaners (AREA)
- Control Of Ac Motors In General (AREA)
- Control Of Multiple Motors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT1694869 | 1969-05-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2047821A5 true FR2047821A5 (en) | 1971-03-12 |
Family
ID=11149577
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7017802A Expired FR2047821A5 (en) | 1969-05-17 | 1970-05-15 |
Country Status (8)
Country | Link |
---|---|
US (1) | US3670226A (en) |
AT (1) | AT304420B (en) |
DE (1) | DE2023715B2 (en) |
ES (1) | ES379784A1 (en) |
FR (1) | FR2047821A5 (en) |
GB (1) | GB1273086A (en) |
NL (1) | NL7007063A (en) |
SE (1) | SE367524B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2209250A1 (en) * | 1972-12-05 | 1974-06-28 | Sole Opitergina Lavorazioni | |
DE2557977A1 (en) * | 1974-12-30 | 1976-07-01 | Carpano & Pons | SAFETY FEED CIRCUIT FOR THE DRUM DRIVE OF A WASHING MACHINE |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3758844A (en) * | 1972-04-10 | 1973-09-11 | Waynco | Control circuit for load having measureable coefficient of resistance |
US3889848A (en) * | 1972-07-25 | 1975-06-17 | Ronald J Ricciardi | Automatically controlled weigh feeding apparatus |
US3962615A (en) * | 1974-03-20 | 1976-06-08 | Spangler Searle T | Multiple mode variable speed motor control circuit |
US4118769A (en) * | 1977-06-20 | 1978-10-03 | Ncr Corporation | Full wave demand controlled preregulating supply |
JPS5953673B2 (en) * | 1977-08-09 | 1984-12-26 | ソニー株式会社 | power circuit |
CH640090A5 (en) * | 1980-11-14 | 1983-12-15 | Mefina Sa | CONTROL DEVICE FOR A DIRECT CURRENT MOTOR. |
FR2687026B1 (en) * | 1992-01-31 | 1994-04-08 | Valeo Thermique Habitacle | ELECTROMECHANICAL DEVICE WITH A VARIABLE RESISTIVE CIRCUIT FOR CONTROLLING A LOAD, ESPECIALLY AN ELECTRIC MOTOR. |
FR2746981B1 (en) * | 1996-03-29 | 1998-06-19 | Sgs Thomson Microelectronics | ORDERING A MIXED BRIDGE AT ZERO VOLTAGE |
US6312150B1 (en) * | 1997-04-25 | 2001-11-06 | Sunbeam Products, Inc. | Speed control for a mixer for providing an incremental power boost |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US593050A (en) * | 1897-11-02 | Alternating-current regulator | ||
US2814012A (en) * | 1956-06-21 | 1957-11-19 | Elston H Swanson | D. c. motor control systems |
US3329887A (en) * | 1963-03-04 | 1967-07-04 | Barber Colman | Burst length proportioning system for controlling electric power |
US3309602A (en) * | 1963-07-18 | 1967-03-14 | Sperry Rand Corp | Current controllers |
US3307094A (en) * | 1963-12-30 | 1967-02-28 | Ogle Hugh Malcolm | A.-c. switch speed control system for a.-c. motors |
US3293889A (en) * | 1964-08-24 | 1966-12-27 | Whirlpool Co | Control for continually varying tumble speed |
US3335291A (en) * | 1965-03-11 | 1967-08-08 | Gen Electric | Zero voltage switching circuit using gate controlled conducting devices |
US3369381A (en) * | 1965-09-13 | 1968-02-20 | Whirlpool Co | Electronic control circuit for direct drive automatic |
US3475670A (en) * | 1966-09-12 | 1969-10-28 | Scm Corp | Control circuit |
US3460017A (en) * | 1967-01-16 | 1969-08-05 | Reliance Electric & Eng Co | Solid state trigger for scr |
US3526791A (en) * | 1968-01-19 | 1970-09-01 | Hewlett Packard Co | Low noise controller |
-
1969
- 1969-09-10 AT AT860269A patent/AT304420B/en not_active IP Right Cessation
-
1970
- 1970-05-13 GB GB23267/70A patent/GB1273086A/en not_active Expired
- 1970-05-14 SE SE06631/70A patent/SE367524B/xx unknown
- 1970-05-14 US US37104A patent/US3670226A/en not_active Expired - Lifetime
- 1970-05-14 DE DE19702023715 patent/DE2023715B2/en active Pending
- 1970-05-15 NL NL7007063A patent/NL7007063A/xx unknown
- 1970-05-15 FR FR7017802A patent/FR2047821A5/fr not_active Expired
- 1970-05-18 ES ES379784A patent/ES379784A1/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2209250A1 (en) * | 1972-12-05 | 1974-06-28 | Sole Opitergina Lavorazioni | |
DE2557977A1 (en) * | 1974-12-30 | 1976-07-01 | Carpano & Pons | SAFETY FEED CIRCUIT FOR THE DRUM DRIVE OF A WASHING MACHINE |
Also Published As
Publication number | Publication date |
---|---|
DE2023715A1 (en) | 1970-11-19 |
US3670226A (en) | 1972-06-13 |
NL7007063A (en) | 1970-11-19 |
SE367524B (en) | 1974-05-27 |
AT304420B (en) | 1973-01-10 |
ES379784A1 (en) | 1972-08-16 |
GB1273086A (en) | 1972-05-03 |
DE2023715B2 (en) | 1976-02-12 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |