CH431246A - Photoelektrischer Motorgeschwindigkeitsregler, insbesondere für Nähmaschinen - Google Patents
Photoelektrischer Motorgeschwindigkeitsregler, insbesondere für NähmaschinenInfo
- Publication number
- CH431246A CH431246A CH624363A CH624363A CH431246A CH 431246 A CH431246 A CH 431246A CH 624363 A CH624363 A CH 624363A CH 624363 A CH624363 A CH 624363A CH 431246 A CH431246 A CH 431246A
- Authority
- CH
- Switzerland
- Prior art keywords
- motor speed
- speed controller
- sewing machines
- photoelectric
- photoelectric motor
- Prior art date
Links
- 238000009958 sewing Methods 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
- 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
- H02P7/295—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 of the kind having one thyristor or the like in series with the power supply and the motor
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B69/00—Driving-gear; Control devices
- D05B69/14—Devices for changing speed or for reversing direction of rotation
- D05B69/18—Devices for changing speed or for reversing direction of rotation electric, e.g. foot pedals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Power Engineering (AREA)
- Adjustable Resistors (AREA)
- Blinds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US196390A US3145304A (en) | 1962-05-21 | 1962-05-21 | Photoelectric motor-speed foot controller |
Publications (1)
Publication Number | Publication Date |
---|---|
CH431246A true CH431246A (de) | 1967-02-28 |
Family
ID=22725211
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH624363A CH431246A (de) | 1962-05-21 | 1963-05-17 | Photoelektrischer Motorgeschwindigkeitsregler, insbesondere für Nähmaschinen |
Country Status (3)
Country | Link |
---|---|
US (1) | US3145304A (de) |
CH (1) | CH431246A (de) |
GB (1) | GB971059A (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3336482A (en) * | 1964-06-19 | 1967-08-15 | Square D Co | Plunger operated photoelectric switch convertible from normally on to normally off |
US3363106A (en) * | 1964-06-26 | 1968-01-09 | Seeburg Corp | Photo-conductor potential divider |
US3475676A (en) * | 1966-12-28 | 1969-10-28 | Jearld L Hutson | Photosensitive power control system |
US3854301A (en) * | 1971-06-11 | 1974-12-17 | E Cytryn | Cryogenic absorption cycles |
CH682678A5 (de) * | 1991-03-14 | 1993-10-29 | Gegauf Fritz Ag | Steuervorrichtung für den Antriebsmotor einer Nähmaschine. |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2832259A (en) * | 1955-02-14 | 1958-04-29 | Nat Res Dev | Optical measuring systems |
US2999417A (en) * | 1957-06-05 | 1961-09-12 | Technicon Instr | Colorimeter |
-
1962
- 1962-05-21 US US196390A patent/US3145304A/en not_active Expired - Lifetime
-
1963
- 1963-05-15 GB GB19327/63A patent/GB971059A/en not_active Expired
- 1963-05-17 CH CH624363A patent/CH431246A/de unknown
Also Published As
Publication number | Publication date |
---|---|
US3145304A (en) | 1964-08-18 |
GB971059A (en) | 1964-09-30 |
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