BR8403171A - Protecao contra sobrecarga em um sistema de comando de motor - Google Patents
Protecao contra sobrecarga em um sistema de comando de motorInfo
- Publication number
- BR8403171A BR8403171A BR8403171A BR8403171A BR8403171A BR 8403171 A BR8403171 A BR 8403171A BR 8403171 A BR8403171 A BR 8403171A BR 8403171 A BR8403171 A BR 8403171A BR 8403171 A BR8403171 A BR 8403171A
- Authority
- BR
- Brazil
- Prior art keywords
- control system
- engine control
- overload protection
- overload
- protection
- Prior art date
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
- H02P25/00—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details
- H02P25/02—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the kind of motor
- H02P25/10—Commutator motors, e.g. repulsion motors
- H02P25/14—Universal motors
- H02P25/145—Universal motors whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value, speed feedback
-
- 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
- H02H7/085—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 against excessive load
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/509,482 US4490656A (en) | 1983-06-30 | 1983-06-30 | Overload protection in a motor control system |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8403171A true BR8403171A (pt) | 1985-06-11 |
Family
ID=24026782
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8403171A BR8403171A (pt) | 1983-06-30 | 1984-06-26 | Protecao contra sobrecarga em um sistema de comando de motor |
Country Status (7)
Country | Link |
---|---|
US (1) | US4490656A (pt) |
JP (1) | JPS6022489A (pt) |
BR (1) | BR8403171A (pt) |
DE (1) | DE3422322A1 (pt) |
FR (1) | FR2548476A1 (pt) |
GB (1) | GB2146188B (pt) |
IT (1) | IT1176317B (pt) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4556001A (en) * | 1982-04-02 | 1985-12-03 | Matsushita Electric Industrial Co., Ltd. | Sewing machine controlling apparatus |
JPS61230917A (ja) * | 1985-04-08 | 1986-10-15 | Fanuc Ltd | 射出成形機の射出圧制御方式 |
JPH0657280B2 (ja) * | 1985-09-05 | 1994-08-03 | 三菱電機株式会社 | ミシン制御装置 |
SE454625B (sv) * | 1986-09-26 | 1988-05-16 | Ssab Svenskt Stal Ab | Sett jemte en anordning for att indikera overlast redan vid lyftets start vid lyft i wireupphengd lyftanordning |
DE3638946A1 (de) * | 1986-11-14 | 1988-05-26 | Bbc Brown Boveri & Cie | Verfahren zum schutz des elektroantriebes eines fahrzeuges gegen ueberlast |
JP2636375B2 (ja) * | 1988-10-28 | 1997-07-30 | 松下電器産業株式会社 | ミシン駆動装置 |
JPH03164024A (ja) * | 1989-11-17 | 1991-07-16 | Tachi S Co Ltd | モータの過負荷保護方法 |
JP2697289B2 (ja) * | 1990-11-10 | 1998-01-14 | ブラザー工業株式会社 | ミシンのための駆動装置 |
DE4109867C2 (de) * | 1991-03-26 | 1996-05-30 | Bosch Gmbh Robert | Schutzeinrichtung für Elektromotoren |
US5839382A (en) * | 1994-09-15 | 1998-11-24 | Tice Engineering And Sales, Inc. | Electronically geared sewing machine |
US5458075A (en) * | 1994-09-15 | 1995-10-17 | Tice Engineering And Sales, Inc. | Electronically geared sewing machine |
JP2006034674A (ja) * | 2004-07-28 | 2006-02-09 | Brother Ind Ltd | ミシンのフットコントローラ |
US20090065225A1 (en) * | 2007-09-07 | 2009-03-12 | Black & Decker Inc. | Switchable anti-lock control |
CN101777754B (zh) * | 2009-01-09 | 2012-09-05 | 比亚迪股份有限公司 | 一种电机运行过载保护的方法 |
CH712287B1 (de) * | 2016-03-22 | 2020-11-30 | Bernina Int Ag | Langarm-Quilt- und Steppmaschinenanordnung. |
CN105734854A (zh) * | 2016-05-18 | 2016-07-06 | 天津市中马骏腾精密机械制造有限公司 | 一种缝纫设备过压过流保护系统 |
JP2018099156A (ja) * | 2016-12-19 | 2018-06-28 | アイシン精機株式会社 | ミシンの駆動装置 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52151809A (en) * | 1976-06-12 | 1977-12-16 | Hitachi Ltd | Danger prevention device of sewing machine driven by motor |
JPS5313125A (en) * | 1976-07-23 | 1978-02-06 | Aisin Seiki | Safety device for sewing machine motor control circuit |
CA1081316A (en) * | 1976-11-12 | 1980-07-08 | Canadian General Electric Company Limited | Power control of a stalling motor |
US4109288A (en) * | 1976-12-09 | 1978-08-22 | Ncr Corporation | Overload protection system |
US4195585A (en) * | 1977-03-30 | 1980-04-01 | Hitachi, Ltd. | Protection apparatus for electric sewing mechine |
CH636787A5 (de) * | 1978-12-04 | 1983-06-30 | Max Hetzel | Elektronisch gesteuerte gewindeschneidmaschine. |
JPS55100496U (pt) * | 1978-12-29 | 1980-07-12 | ||
US4249117A (en) * | 1979-05-01 | 1981-02-03 | Black And Decker, Inc. | Anti-kickback power tool control |
CH647901A5 (de) * | 1979-10-19 | 1985-02-15 | Gegauf Fritz Ag | Elektrische antriebsvorrichtung mit einem aus dem netz ueber einen gleichrichter gespeisten gleichstrommotor. |
DE2946930A1 (de) * | 1979-11-21 | 1981-05-27 | Düpro AG, Romanshorn | Geraet zum reinigen textiler bodenbelaege |
ATE12862T1 (de) * | 1980-01-28 | 1985-05-15 | Black & Decker Inc | Verfahren und steuerung zur temperaturueberwachung eines elektrischen motors. |
US4317176A (en) * | 1980-03-24 | 1982-02-23 | Black & Decker Inc. | Microcomputer controlled power tool |
US4355274A (en) * | 1980-09-08 | 1982-10-19 | Bourbeau Frank J | Load responsive control system for constant speed induction motor |
US4388570A (en) * | 1981-03-16 | 1983-06-14 | The Babcock & Wilcox Company | Digitally controlled pulse width modulated motor speed control for servo positioning systems |
US4379986A (en) * | 1981-08-24 | 1983-04-12 | Marquette Metal Products Co. | Stall sensing circuit for shaded pole motors |
US4400657A (en) * | 1981-11-30 | 1983-08-23 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Triac failure detector |
-
1983
- 1983-06-30 US US06/509,482 patent/US4490656A/en not_active Expired - Fee Related
-
1984
- 1984-05-08 GB GB08411655A patent/GB2146188B/en not_active Expired
- 1984-06-15 DE DE19843422322 patent/DE3422322A1/de not_active Withdrawn
- 1984-06-26 BR BR8403171A patent/BR8403171A/pt unknown
- 1984-06-26 IT IT21603/84A patent/IT1176317B/it active
- 1984-06-28 JP JP59132185A patent/JPS6022489A/ja active Pending
- 1984-06-29 FR FR8410371A patent/FR2548476A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
US4490656A (en) | 1984-12-25 |
GB2146188A (en) | 1985-04-11 |
FR2548476A1 (fr) | 1985-01-04 |
DE3422322A1 (de) | 1985-01-03 |
JPS6022489A (ja) | 1985-02-04 |
IT8421603A0 (it) | 1984-06-26 |
GB2146188B (en) | 1987-09-16 |
IT1176317B (it) | 1987-08-18 |
GB8411655D0 (en) | 1984-06-13 |
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