DK147444C - Belastningsindikator til vekselstroemsmotorer - Google Patents

Belastningsindikator til vekselstroemsmotorer

Info

Publication number
DK147444C
DK147444C DK35881A DK35881A DK147444C DK 147444 C DK147444 C DK 147444C DK 35881 A DK35881 A DK 35881A DK 35881 A DK35881 A DK 35881A DK 147444 C DK147444 C DK 147444C
Authority
DK
Denmark
Prior art keywords
motors
load indicator
indicator
load
Prior art date
Application number
DK35881A
Other languages
Danish (da)
English (en)
Other versions
DK147444B (da
DK35881A (da
Inventor
Per Anders Philip Comstedt
Bo Aake Elfner
Original Assignee
Elfi Innovationer
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
Application filed by Elfi Innovationer filed Critical Elfi Innovationer
Publication of DK35881A publication Critical patent/DK35881A/da
Publication of DK147444B publication Critical patent/DK147444B/da
Application granted granted Critical
Publication of DK147444C publication Critical patent/DK147444C/da

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Electric Motors In General (AREA)
  • Control Of Ac Motors In General (AREA)
  • Control Of Multiple Motors (AREA)
  • Protection Of Generators And Motors (AREA)
DK35881A 1980-01-29 1981-01-27 Belastningsindikator til vekselstroemsmotorer DK147444C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8000672A SE417754B (sv) 1980-01-29 1980-01-29 Belastningsindikator for vexelstromsmotorer
SE8000672 1980-01-29

Publications (3)

Publication Number Publication Date
DK35881A DK35881A (da) 1981-07-30
DK147444B DK147444B (da) 1984-08-06
DK147444C true DK147444C (da) 1985-02-18

Family

ID=20340099

Family Applications (1)

Application Number Title Priority Date Filing Date
DK35881A DK147444C (da) 1980-01-29 1981-01-27 Belastningsindikator til vekselstroemsmotorer

Country Status (11)

Country Link
US (1) US4333118A (fr)
JP (1) JPS5716597A (fr)
CH (1) CH655393B (fr)
DE (1) DE3038788A1 (fr)
DK (1) DK147444C (fr)
FI (1) FI68471C (fr)
FR (1) FR2474698B1 (fr)
GB (1) GB2070355B (fr)
IT (1) IT1135196B (fr)
NO (1) NO157594C (fr)
SE (1) SE417754B (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5956896A (ja) * 1982-09-24 1984-04-02 Toshiba Corp 交流電動機の制御装置
JPH074080B2 (ja) * 1984-04-13 1995-01-18 日立機電工業株式会社 クレーン等巻上装置の速度制御装置
US4563508A (en) * 1984-05-18 1986-01-07 Dart Industries, Inc. Injection moldable aromatic polyesters compositions and method of preparation
US4879623A (en) * 1985-12-02 1989-11-07 Caterpillar Industrial Inc. Voltage transients
US4713608A (en) * 1986-03-06 1987-12-15 Computer Power Systems Corporation Apparatus for providing cost efficient power measurement
US5000040A (en) * 1986-04-04 1991-03-19 Movats Incorporated Method and apparatus for remote monitoring of valves and valve operators
US4891975A (en) * 1986-04-04 1990-01-09 Movats Incorporated Method and apparatus for remote monitoring of valves and valve operators
US4869102A (en) * 1986-04-04 1989-09-26 Movats Incorporated Method and apparatus for remote monitoring of valves and valve operators
US4831873A (en) * 1986-04-04 1989-05-23 Movats Incorporated Method and apparatus for remote monitoring of valves and valve operators
US4888996A (en) * 1987-12-22 1989-12-26 Movats Incorporated DC motor operated valve remote monitoring system
US5005008A (en) * 1989-04-20 1991-04-02 Hewlett Packard Company Method and apparatus for providing thermodynamic protection of a driver circuit used in an in-circuit tester
AT393912B (de) * 1989-11-16 1992-01-10 Elin Energieanwendung Verfahren zur ermittlung des mechanischen drehmomentes
SE516155C2 (sv) 1997-10-28 2001-11-26 Emotron Ab Belastningsvakt
US6501629B1 (en) 2000-10-26 2002-12-31 Tecumseh Products Company Hermetic refrigeration compressor motor protector

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1135694A (fr) * 1955-03-24 1957-05-02 Procédé et appareil de mesure de puissance réelle
US3579217A (en) * 1968-06-10 1971-05-18 Thomas Machinery Corp Method and apparatus for detecting and indicating malfunction of a tableting machine
US3931559A (en) * 1974-08-02 1976-01-06 Delta-X Corporation Malfunction detector circuit for the use with a pump-off control circuit
JPS5133451A (fr) * 1974-09-13 1976-03-22 Hitachi Ltd
DD128743A1 (de) * 1976-12-02 1977-12-07 Dieter Zenkel Schaltungsanordnung zum erfassen der mechanischen belastung eines drehstrommotors
US4100587A (en) * 1976-12-28 1978-07-11 General Electric Company Circuit for detecting the flow of an excess of reverse power from a load to a power system
US4079313A (en) * 1977-04-18 1978-03-14 Allen-Bradley Company Digital watts transducer
DE2844548A1 (de) * 1978-10-12 1980-04-30 Elfi Innovationer Schaltungsanordnung zur anzeige des belastungszustandes eines wechselstrommotors
FR2470973A1 (fr) * 1979-12-07 1981-06-12 Telemecanique Electrique Dispositif de determination du couple fourni par un moteur electrique asynchrone

Also Published As

Publication number Publication date
NO157594C (no) 1988-04-13
SE417754B (sv) 1981-04-06
NO810261L (no) 1981-07-30
IT8119358A0 (it) 1981-01-27
CH655393B (fr) 1986-04-15
DE3038788A1 (de) 1981-07-30
DE3038788C2 (fr) 1987-06-19
DK147444B (da) 1984-08-06
JPS6333398B2 (fr) 1988-07-05
FR2474698B1 (fr) 1985-06-28
DK35881A (da) 1981-07-30
FI68471C (fi) 1985-09-10
US4333118A (en) 1982-06-01
FI810144L (fi) 1981-07-30
FI68471B (fi) 1985-05-31
IT1135196B (it) 1986-08-20
GB2070355A (en) 1981-09-03
FR2474698A1 (fr) 1981-07-31
JPS5716597A (en) 1982-01-28
GB2070355B (en) 1983-11-30
NO157594B (no) 1988-01-04

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Legal Events

Date Code Title Description
PBP Patent lapsed