DE2200999A1 - Vorrichtung zur Steuerung der Drehzahl eines Kommutatormotors fuer Naehmaschinen-Antriebe - Google Patents
Vorrichtung zur Steuerung der Drehzahl eines Kommutatormotors fuer Naehmaschinen-AntriebeInfo
- Publication number
- DE2200999A1 DE2200999A1 DE19722200999 DE2200999A DE2200999A1 DE 2200999 A1 DE2200999 A1 DE 2200999A1 DE 19722200999 DE19722200999 DE 19722200999 DE 2200999 A DE2200999 A DE 2200999A DE 2200999 A1 DE2200999 A1 DE 2200999A1
- Authority
- DE
- Germany
- Prior art keywords
- sewing machine
- speed
- rectifying diode
- diode
- switched
- 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.)
- Pending
Links
- 238000009958 sewing Methods 0.000 title claims description 24
- 230000002441 reversible effect Effects 0.000 claims description 2
- 239000007858 starting material Substances 0.000 claims 1
- 238000000034 method Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 230000003068 static effect Effects 0.000 description 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
- 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
- H02P7/288—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 variable impedance
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT4290171 | 1971-01-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2200999A1 true DE2200999A1 (de) | 1972-07-20 |
Family
ID=11254479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19722200999 Pending DE2200999A1 (de) | 1971-01-11 | 1972-01-11 | Vorrichtung zur Steuerung der Drehzahl eines Kommutatormotors fuer Naehmaschinen-Antriebe |
Country Status (8)
| Country | Link |
|---|---|
| AT (1) | AT312109B (xx) |
| BE (1) | BE777172A (xx) |
| CH (1) | CH545036A (xx) |
| DE (1) | DE2200999A1 (xx) |
| ES (1) | ES396116A1 (xx) |
| FR (1) | FR2119421A5 (xx) |
| GB (1) | GB1354157A (xx) |
| SE (1) | SE370298B (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT345969B (de) * | 1973-10-03 | 1978-10-10 | Kaltenbach & Voigt | Zahnaerztliches handstueck |
-
1971
- 1971-10-05 ES ES396116A patent/ES396116A1/es not_active Expired
- 1971-11-08 CH CH1621971A patent/CH545036A/it not_active IP Right Cessation
- 1971-11-10 GB GB5223871A patent/GB1354157A/en not_active Expired
- 1971-12-15 FR FR7145005A patent/FR2119421A5/fr not_active Expired
- 1971-12-22 BE BE777172A patent/BE777172A/xx unknown
-
1972
- 1972-01-03 SE SE1972A patent/SE370298B/xx unknown
- 1972-01-07 AT AT11472A patent/AT312109B/de not_active IP Right Cessation
- 1972-01-11 DE DE19722200999 patent/DE2200999A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB1354157A (en) | 1974-06-05 |
| ES396116A1 (es) | 1974-04-16 |
| SE370298B (xx) | 1974-10-07 |
| CH545036A (it) | 1973-11-30 |
| AT312109B (de) | 1973-12-27 |
| FR2119421A5 (xx) | 1972-08-04 |
| BE777172A (fr) | 1972-04-17 |
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