DE2935654A1 - Waage mit elektromagnetischer lastkompensation - Google Patents

Waage mit elektromagnetischer lastkompensation

Info

Publication number
DE2935654A1
DE2935654A1 DE19792935654 DE2935654A DE2935654A1 DE 2935654 A1 DE2935654 A1 DE 2935654A1 DE 19792935654 DE19792935654 DE 19792935654 DE 2935654 A DE2935654 A DE 2935654A DE 2935654 A1 DE2935654 A1 DE 2935654A1
Authority
DE
Germany
Prior art keywords
coil
load
constant current
current source
current
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.)
Granted
Application number
DE19792935654
Other languages
German (de)
English (en)
Other versions
DE2935654C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Peter Kunz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mettler Toledo GmbH Switzerland
Original Assignee
Mettler Instrumente AG
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 Mettler Instrumente AG filed Critical Mettler Instrumente AG
Publication of DE2935654A1 publication Critical patent/DE2935654A1/de
Application granted granted Critical
Publication of DE2935654C2 publication Critical patent/DE2935654C2/de
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G7/00—Weighing apparatus wherein the balancing is effected by magnetic, electromagnetic, or electrostatic action, or by means not provided for in the preceding groups
    • G01G7/02—Weighing apparatus wherein the balancing is effected by magnetic, electromagnetic, or electrostatic action, or by means not provided for in the preceding groups by electromagnetic action
    • G01G7/04—Weighing apparatus wherein the balancing is effected by magnetic, electromagnetic, or electrostatic action, or by means not provided for in the preceding groups by electromagnetic action with means for regulating the current to solenoids
    • G01G7/045—Weighing apparatus wherein the balancing is effected by magnetic, electromagnetic, or electrostatic action, or by means not provided for in the preceding groups by electromagnetic action with means for regulating the current to solenoids having a PID control system
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G1/00—Weighing apparatus involving the use of a counterweight or other counterbalancing mass
    • G01G1/18—Balances involving the use of a pivoted beam, i.e. beam balances
    • G01G1/24—Platform-type scales, i.e. having the pans carried above the beam
    • G01G1/243—Platform-type scales, i.e. having the pans carried above the beam having pans carried above the beam
    • G01G1/246—Platform-type scales, i.e. having the pans carried above the beam having pans carried above the beam of the parallelogram type

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Electronic Switches (AREA)
  • Electromagnets (AREA)
  • Transmission Devices (AREA)
  • Control Of Linear Motors (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
DE19792935654 1978-10-20 1979-09-04 Waage mit elektromagnetischer lastkompensation Granted DE2935654A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1087478A CH634654A5 (de) 1978-10-20 1978-10-20 Waage mit elektromagnetischer lastkompensation.

Publications (2)

Publication Number Publication Date
DE2935654A1 true DE2935654A1 (de) 1980-04-30
DE2935654C2 DE2935654C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1988-04-28

Family

ID=4367743

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19792935654 Granted DE2935654A1 (de) 1978-10-20 1979-09-04 Waage mit elektromagnetischer lastkompensation
DE19797925060U Expired DE7925060U1 (de) 1978-10-20 1979-09-04 Waage mit elektromagnetischer lastkompensation

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE19797925060U Expired DE7925060U1 (de) 1978-10-20 1979-09-04 Waage mit elektromagnetischer lastkompensation

Country Status (5)

Country Link
US (1) US4245711A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH634654A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (2) DE2935654A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2439391A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB2032112B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3243350A1 (de) * 1982-11-24 1984-09-27 Sauer, Kuno Kompaktblockwaegezelle
EP0073154A3 (en) * 1981-08-21 1984-12-12 Shimadzu Corporation Electronic balance
DE4204480A1 (de) * 1992-02-14 1993-08-19 Mettler Toledo Albstadt Gmbh Kraftmessvorrichtung, insbesondere waage

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2722093C2 (de) * 1977-05-16 1979-02-15 Hartmut Dipl.-Phys. Dr. 6203 Hochheim Gruetzediek Gewichts- und Kraftmeßeinrichtung
US4365680A (en) * 1979-06-25 1982-12-28 Dietrich Gottstein Force measuring device
DE3002462C2 (de) * 1980-01-24 1987-01-29 Sartorius GmbH, 3400 Göttingen Elektrische Waage
US4372406A (en) * 1980-04-30 1983-02-08 Shimadzu Corporation Electronic balance
CH645188A5 (de) * 1980-07-30 1984-09-14 Mettler Instrumente Ag Elektrische waage.
CH660525B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1983-09-29 1987-04-30
CH665025A5 (de) * 1984-06-29 1988-04-15 Mettler Instrumente Ag Elektromagnetisch kraftkompensierende waage sowie verfahren zum betrieb dieser waage.
CH675158A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1988-06-14 1990-08-31 Mettler Toledo Ag
JPH0363526A (ja) * 1989-07-31 1991-03-19 Shimadzu Corp 電子天びん
JPH0733975B2 (ja) * 1990-02-28 1995-04-12 株式会社島津製作所 電磁力平衡天びん
CH679948A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1990-03-14 1992-05-15 Mettler Toledo Ag
CH680092A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1990-05-17 1992-06-15 Mettler Toledo Ag
CH680163A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1990-05-23 1992-06-30 Mettler Toledo Ag
US5270497A (en) * 1991-03-22 1993-12-14 Shimadzu Corporation Electronic balance with PID circuit
US5522538A (en) * 1995-01-09 1996-06-04 Westvaco Corporation Carton and blank with locking top
EP1968078B1 (de) 2007-03-05 2010-05-19 Mettler-Toledo AG Spule eines Kraftmesssystems und Verfahren zu deren Herstellung
PL2253944T3 (pl) 2009-05-20 2017-07-31 Mettler-Toledo Gmbh Sterowane i/lub regulowane urządzenie do pomiaru siły
PL2784454T3 (pl) * 2013-03-28 2017-06-30 Mettler-Toledo Gmbh Diagnostyka ogniwa obciążnikowego
EP3208583B1 (de) 2016-02-19 2019-05-08 Mettler-Toledo GmbH Kraftübertragungsvorrichtung mit separatem positionssensorhebelarm
CN106248192B (zh) * 2016-08-29 2018-10-09 中国计量科学研究院 一种光学折射法与位移测定法相互验证的大质量测量装置

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3786884A (en) * 1971-04-26 1974-01-22 Mettler Instrumente Ag Force-measuring apparatus including totalizer means
US3786678A (en) * 1971-04-05 1974-01-22 Mettler Instrumente Ag Force measuring apparatus including electromagnetic load compensation
US3816156A (en) * 1972-07-28 1974-06-11 A Baumann Weighing apparatus including pulse counter means having a relatively small capacity
US3955638A (en) * 1975-03-05 1976-05-11 Voland Corporation Precision balance
DE2643437A1 (de) * 1975-11-18 1977-06-02 Mettler Instrumente Ag Elektromagnetische kompensations- waegevorrichtung
DE2722093B1 (de) * 1977-05-16 1978-06-08 Hartmut Dipl-Phys Gruetzediek Gewichts- und Kraftmesseinrichtung
US4109738A (en) * 1976-04-01 1978-08-29 Mettler Instrument Ag Weighing apparatus including lever-connected compensation coil means

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3786678A (en) * 1971-04-05 1974-01-22 Mettler Instrumente Ag Force measuring apparatus including electromagnetic load compensation
US3786884A (en) * 1971-04-26 1974-01-22 Mettler Instrumente Ag Force-measuring apparatus including totalizer means
US3816156A (en) * 1972-07-28 1974-06-11 A Baumann Weighing apparatus including pulse counter means having a relatively small capacity
US3955638A (en) * 1975-03-05 1976-05-11 Voland Corporation Precision balance
DE2643437A1 (de) * 1975-11-18 1977-06-02 Mettler Instrumente Ag Elektromagnetische kompensations- waegevorrichtung
US4109738A (en) * 1976-04-01 1978-08-29 Mettler Instrument Ag Weighing apparatus including lever-connected compensation coil means
DE2722093B1 (de) * 1977-05-16 1978-06-08 Hartmut Dipl-Phys Gruetzediek Gewichts- und Kraftmesseinrichtung

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
D.F. Tuttle, Network Synthesis, New York 1958, John Wiley & Sons Inc., S. 351-354 *

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0073154A3 (en) * 1981-08-21 1984-12-12 Shimadzu Corporation Electronic balance
DE3243350A1 (de) * 1982-11-24 1984-09-27 Sauer, Kuno Kompaktblockwaegezelle
DE4204480A1 (de) * 1992-02-14 1993-08-19 Mettler Toledo Albstadt Gmbh Kraftmessvorrichtung, insbesondere waage
US5315073A (en) * 1992-02-14 1994-05-24 Mettler-Toledo (Albstadt) Gmbh Load measuring apparatus, in particular weighing scale
DE4204480C2 (de) * 1992-02-14 1998-05-28 Mettler Toledo Albstadt Gmbh Kraftmeßvorrichtung, insbesondere Waage

Also Published As

Publication number Publication date
GB2032112B (en) 1982-12-01
FR2439391A1 (fr) 1980-05-16
US4245711A (en) 1981-01-20
CH634654A5 (de) 1983-02-15
GB2032112A (en) 1980-04-30
DE2935654C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1988-04-28
FR2439391B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1984-01-06
DE7925060U1 (de) 1980-01-03

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: METTLER-TOLEDO AG, GREIFENSEE, CH

8328 Change in the person/name/address of the agent

Free format text: EMPL, K., DIPL.-ING. FEHNERS, K., DIPL.-ING. DIPL.-WIRTSCH.-ING., PAT.-ANWAELTE, 8000 MUENCHEN

8327 Change in the person/name/address of the patent owner

Owner name: METTLER-TOLEDO GMBH, GREIFENSEE, CH

8328 Change in the person/name/address of the agent

Free format text: LEINWEBER & ZIMMERMANN, 80331 MUENCHEN