IT951209B - Dispositivo elettrico di commuta zione ad aziona ritardatata connes so ad una sorgente di tensione continua - Google Patents
Dispositivo elettrico di commuta zione ad aziona ritardatata connes so ad una sorgente di tensione continuaInfo
- Publication number
- IT951209B IT951209B IT22856/72A IT2285672A IT951209B IT 951209 B IT951209 B IT 951209B IT 22856/72 A IT22856/72 A IT 22856/72A IT 2285672 A IT2285672 A IT 2285672A IT 951209 B IT951209 B IT 951209B
- Authority
- IT
- Italy
- Prior art keywords
- switching device
- voltage source
- direct voltage
- electric switching
- operation connected
- Prior art date
Links
- 230000003111 delayed effect Effects 0.000 title 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
- H02P5/00—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors
- H02P5/68—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors controlling two or more DC dynamo-electric motors
- H02P5/685—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors controlling two or more DC dynamo-electric motors electrically connected in series, i.e. carrying the same current
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/28—Modifications for introducing a time delay before switching
- H03K17/292—Modifications for introducing a time delay before switching in thyristor, unijunction transistor or programmable unijunction transistor switches
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/72—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices having more than two PN junctions; having more than three electrodes; having more than one electrode connected to the same conductivity region
- H03K17/735—Switching arrangements with several input- or output-terminals, e.g. multiplexers, distributors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/54—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
- H01H9/548—Electromechanical and static switch connected in series
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712117357 DE2117357A1 (de) | 1971-04-08 | 1971-04-08 | Elektrischer, an eine Gleichspannungsquelle angeschlossener Zeitverzögerungsschalter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT951209B true IT951209B (it) | 1973-06-30 |
Family
ID=5804320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT22856/72A IT951209B (it) | 1971-04-08 | 1972-04-07 | Dispositivo elettrico di commuta zione ad aziona ritardatata connes so ad una sorgente di tensione continua |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3884318A (it) |
| DE (1) | DE2117357A1 (it) |
| FR (1) | FR2133413A5 (it) |
| GB (1) | GB1343256A (it) |
| IT (1) | IT951209B (it) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4008779A (en) * | 1974-12-24 | 1977-02-22 | Kabushiki Kaisha Toyoda Jidoshokki Seisakusho | Power steering control system for industrial trucks |
| DE2931541C2 (de) * | 1979-08-03 | 1986-09-11 | O & K Orenstein & Koppel Ag, 1000 Berlin | Schaltbare hydraulische Lenkhilfe für ein durch einen Elektromotor angetriebenes Fahrzeug |
| US4365189A (en) * | 1979-08-20 | 1982-12-21 | Tennant Company | Control circuit for reversible electric motors |
| US4378855A (en) * | 1979-08-20 | 1983-04-05 | Tennant Company | Multi-speed drive with forward/reverse lockout |
| US4547678A (en) * | 1980-01-11 | 1985-10-15 | Califone International, Inc. | Hybrid electric vehicle control methods and devices |
| JPS5843615A (ja) * | 1981-09-10 | 1983-03-14 | Kureha Chem Ind Co Ltd | コンデンサ−出力回路 |
| DE3206492C2 (de) * | 1982-02-24 | 1985-03-28 | Rheinisch-Westfälisches Elektrizitätswerk AG, 4300 Essen | Elektromotorisch angetriebenes Straßenfahrzeug |
| US4624334A (en) * | 1984-08-30 | 1986-11-25 | Eaton Corporation | Electric power assisted steering system |
| CA1243756A (en) * | 1984-09-28 | 1988-10-25 | George J. Trusock | Series connected series motors for independent loads |
| EP0392058A1 (de) * | 1989-04-13 | 1990-10-17 | Siemens Aktiengesellschaft | Schaltungsanordnung zur Ansteuerung mindestens eines elektromagnetishen Relais |
| US6771034B2 (en) | 2001-02-21 | 2004-08-03 | Mattel, Inc. | Children's ride-on vehicle with electronic speed control |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2571180A (en) * | 1946-08-16 | 1951-10-16 | Joy Mfg Co | Steering operated control mechanism for electric motor drives of vehicles |
| US3222582A (en) * | 1960-08-20 | 1965-12-07 | Sevcon Eng Ltd | Variable speed motor system utilizing controlled rectifiers |
| US3162772A (en) * | 1961-06-20 | 1964-12-22 | Jr Charles E Smith | Electronic sequence timer |
| US3335332A (en) * | 1964-09-29 | 1967-08-08 | Hancock Telecontrol Corp | Time delay unit |
| US3628621A (en) * | 1970-01-12 | 1971-12-21 | William H Lee | Drive and control system for electric automobiles |
-
1971
- 1971-04-08 DE DE19712117357 patent/DE2117357A1/de active Pending
- 1971-12-27 FR FR7146869A patent/FR2133413A5/fr not_active Expired
-
1972
- 1972-03-23 GB GB1373272A patent/GB1343256A/en not_active Expired
- 1972-04-03 US US240475A patent/US3884318A/en not_active Expired - Lifetime
- 1972-04-07 IT IT22856/72A patent/IT951209B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| DE2117357A1 (de) | 1972-10-19 |
| GB1343256A (en) | 1974-01-10 |
| US3884318A (en) | 1975-05-20 |
| FR2133413A5 (it) | 1972-11-24 |
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