GB1231720A - - Google Patents

Info

Publication number
GB1231720A
GB1231720A GB1231720DA GB1231720A GB 1231720 A GB1231720 A GB 1231720A GB 1231720D A GB1231720D A GB 1231720DA GB 1231720 A GB1231720 A GB 1231720A
Authority
GB
United Kingdom
Prior art keywords
motors
motor
voltage
terminals
volt supply
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.)
Expired
Application number
Other languages
English (en)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from JP6223368U external-priority patent/JPS5347639Y1/ja
Priority claimed from JP413469U external-priority patent/JPS5627489Y1/ja
Priority claimed from JP803969U external-priority patent/JPS5552778Y1/ja
Application filed filed Critical
Publication of GB1231720A publication Critical patent/GB1231720A/en
Expired legal-status Critical Current

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
    • H02P4/00—Arrangements specially adapted for regulating or controlling the speed or torque of electric motors that can be connected to two or more different electric power supplies
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • F25B49/025—Motor control arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Relay Circuits (AREA)
  • Control Of Ac Motors In General (AREA)
GB1231720D 1968-07-20 1969-07-16 Expired GB1231720A (enExample)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP6223368U JPS5347639Y1 (enExample) 1968-07-20 1968-07-20
JP413469U JPS5627489Y1 (enExample) 1969-01-17 1969-01-17
JP803969U JPS5552778Y1 (enExample) 1969-01-30 1969-01-30

Publications (1)

Publication Number Publication Date
GB1231720A true GB1231720A (enExample) 1971-05-12

Family

ID=27276129

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1231720D Expired GB1231720A (enExample) 1968-07-20 1969-07-16

Country Status (3)

Country Link
US (1) US3601618A (enExample)
FR (1) FR2013418A1 (enExample)
GB (1) GB1231720A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2181311A (en) * 1985-10-02 1987-04-15 Sanyo Electric Co Dual voltage electric heating apparatus

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3697771A (en) * 1971-06-21 1972-10-10 Carpetech Corp Carpet cleaning apparatus with electrical power conditioning means
US4228388A (en) * 1978-04-14 1980-10-14 Overhead Conveyor Company Control circuit responsive to utility voltage level
KR20050084244A (ko) * 2002-12-10 2005-08-26 니폰 코아츠 덴키 가부시키가이샤 낙뢰 피해 보호 장치
JP2004254445A (ja) * 2003-02-20 2004-09-09 Fanuc Ltd 電動機
KR101218679B1 (ko) * 2006-05-22 2013-01-07 엘지전자 주식회사 냉장고의 전자 제어 장치
US20090316459A1 (en) * 2008-06-19 2009-12-24 Tork, Inc. Electrical timer system that automatically operates over different supply voltages
US8687341B2 (en) * 2010-02-10 2014-04-01 Hanchett Entry Systems, Inc. Control circuit for electric unlocking devices using actuating solenoids
US20140125269A1 (en) * 2011-02-25 2014-05-08 Whirlpool S.A. Winding switching circuit and thermal protection for dual voltage hermetic induction motor of hermetic cooling compressor
US20190363534A1 (en) * 2018-05-25 2019-11-28 Gp Enterprises Co., Ltd. Thermal protection device for single-phase dual-voltage motor
FR3118110B1 (fr) 2020-12-17 2025-09-05 Psa Automobiles Sa Dispositif de piège à vibrations distribué notamment pour un stator, ou carter, de machine électrique tournante

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2693539A (en) * 1950-02-03 1954-11-02 John J Madigan Voltage modifier for circuits between disconnectible bodies

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2181311A (en) * 1985-10-02 1987-04-15 Sanyo Electric Co Dual voltage electric heating apparatus
GB2181311B (en) * 1985-10-02 1989-09-27 Sanyo Electric Co Electric heating apparatus

Also Published As

Publication number Publication date
US3601618A (en) 1971-08-24
FR2013418A1 (enExample) 1970-04-03

Similar Documents

Publication Publication Date Title
GB1231720A (enExample)
US3582712A (en) Motor heating unit with power failure control responsive to an unheated condition of the motor
CA2085400A1 (en) Power selection and protection circuit for inverter power supply
US4659941A (en) Power sensing device
GB1108216A (en) Control system for power units such as electric motors and the like
GB1356709A (en) Electrical cut-out arrangement
GB1264735A (enExample)
US3708719A (en) Safety device in motor winch
SE9001195L (sv) Foerfarande foer styrning av eltillfoerseln till en elektrisk bastuugn
GB1287051A (en) An electrical power supply unit
US2410678A (en) Control inverter change-over system
Duff et al. Reversing thyristor armature dual converter with logic crossover control
US2418806A (en) Group control of plural alternating current motors
JPS6313524Y2 (enExample)
US2805348A (en) Dual automatic phasing control for synchronous motors
GB1096512A (en) Improvements relating to an electric motor for a sealed refrigerating unit
US2393949A (en) Control system
CN207166302U (zh) 一种用于励磁柜的双电源双风机切换运行电路
GB1198248A (en) Centrifugal Switching Means for D.C. Motor Speed Control
GB1432715A (en) Switching systems
FR2265201A1 (en) Supply system for motors - has fast-acting switch for standby supply at given point in cycle
SU486420A1 (ru) Устройство дл автоматического включени источника гарантированного электропитани
GB972413A (en) Apparatus for preventing single-phase operation of three-phase electric motors
GB1032468A (en) A safety device for use for a three-phase electrical system
GB1130364A (en) Control systems

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years