JPS56122918A - Capacity measuring instrument for weighing machine - Google Patents

Capacity measuring instrument for weighing machine

Info

Publication number
JPS56122918A
JPS56122918A JP1555681A JP1555681A JPS56122918A JP S56122918 A JPS56122918 A JP S56122918A JP 1555681 A JP1555681 A JP 1555681A JP 1555681 A JP1555681 A JP 1555681A JP S56122918 A JPS56122918 A JP S56122918A
Authority
JP
Japan
Prior art keywords
capacity
measuring instrument
weighing machine
capacity measuring
frequency
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.)
Pending
Application number
JP1555681A
Other languages
English (en)
Inventor
Bikutooru Doojiyu Jirubeeru
Fuerunan Rangure Jiyatsuku
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.)
Testut Aequitas SA
Original Assignee
Testut Aequitas SA
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 Testut Aequitas SA filed Critical Testut Aequitas SA
Publication of JPS56122918A publication Critical patent/JPS56122918A/ja
Pending 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
    • G01G7/06—Weighing apparatus wherein the balancing is effected by magnetic, electromagnetic, or electrostatic action, or by means not provided for in the preceding groups by electrostatic action

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
  • Measuring Fluid Pressure (AREA)
  • Surgical Instruments (AREA)
  • Weight Measurement For Supplying Or Discharging Of Specified Amounts Of Material (AREA)
  • Networks Using Active Elements (AREA)
  • Paper (AREA)
JP1555681A 1980-02-04 1981-02-04 Capacity measuring instrument for weighing machine Pending JPS56122918A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8002376A FR2475231A1 (fr) 1980-02-04 1980-02-04 Dispositif de mesure de capacite, en particulier pour instrument de pesage

Publications (1)

Publication Number Publication Date
JPS56122918A true JPS56122918A (en) 1981-09-26

Family

ID=9238172

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1555681A Pending JPS56122918A (en) 1980-02-04 1981-02-04 Capacity measuring instrument for weighing machine

Country Status (9)

Country Link
US (1) US4366875A (ja)
EP (1) EP0033705B1 (ja)
JP (1) JPS56122918A (ja)
AT (1) ATE19551T1 (ja)
AU (1) AU6669481A (ja)
CA (1) CA1161074A (ja)
DE (1) DE3174498D1 (ja)
FR (1) FR2475231A1 (ja)
ZA (1) ZA81663B (ja)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2123157B (en) * 1982-06-22 1986-10-15 Peter Caleb Frederi Wolfendale Load cells
AU545387B2 (en) * 1982-10-05 1985-07-11 Yamato Scale Company, Limited Weight and force measuring device
JPS59120822A (ja) * 1982-12-17 1984-07-12 ヘンリ−，ジヨン，ステイ−ル 組合せ計量装置
FR2541450A1 (fr) * 1983-02-17 1984-08-24 Testut Aequitas Instrument de pesage electronique avec masse de reference
US4503922A (en) * 1983-05-26 1985-03-12 Bitronics, Inc. Electronic bathroom scale apparatus using planar coil sensors
EP0302396B1 (en) * 1987-08-04 1992-03-25 Tanita Corporation Capacitance type weight sensor
JPH01165920A (ja) * 1987-12-23 1989-06-29 Tokyo Electric Co Ltd 静電容量式電子秤
FR2634554B1 (fr) * 1988-07-25 1991-11-29 Moulinex Sa Dispositif de pesage electronique
US4970374A (en) * 1988-09-02 1990-11-13 Matsushita Electric Industrial Co., Ltd. Automatic heating appliance with weight sensor
US5183124A (en) * 1990-09-07 1993-02-02 John Borchard Compact self-adjusting weighing system having stable measurement resolution
US5672850A (en) * 1995-06-01 1997-09-30 Liu; Chung-Kuang Weight sensor with electrostatic capacitance
NL2007186C2 (nl) * 2011-07-28 2013-01-29 Fluid Well Instr B V Voor hoogfrequente storingen ongevoelige capacitieve meetschakeling.

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4051721A (en) * 1976-01-13 1977-10-04 Scope Incorporated Capacitive force-measuring system
JPS53126964A (en) * 1977-04-12 1978-11-06 Tanita Seisakusho Kk Controlling circuit in digital body weight meter

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3172493A (en) * 1961-07-17 1965-03-09 Oskar Glemser Apparatus for the continuous measurement of variations in the weight of a substance
US3314493A (en) * 1964-11-04 1967-04-18 Kennedy James Patrick Electrical weigh scale with capacitive transducer
US3480857A (en) * 1967-12-27 1969-11-25 Ibm Digital method and apparatus for measuring small inductances and capacitances
US3565195A (en) * 1969-04-16 1971-02-23 Sibany Mfg Corp Electrical weighing apparatus using capacitive flexible mat
BE756157A (fr) * 1969-09-19 1971-02-15 August Sauter K G Procede pour elever numeriquement au carre le rapport d'une frequence variable mesuree a une frequence fondamentale constante
FR2142732B1 (ja) * 1971-06-24 1975-02-07 Commissariat Energie Atomique
US4041289A (en) * 1975-11-12 1977-08-09 Kulite Semiconductor Products, Inc. Digital scale or weighing apparatus
SU678323A1 (ru) * 1975-12-18 1979-08-05 Институт Горного Дела Ан Казахской Сср Способ взвешивани грузов на движущихс объектах
US4191268A (en) * 1977-02-22 1980-03-04 Tanita Corporation Digital weighing machine
FR2404229A1 (fr) * 1977-09-23 1979-04-20 Testut Aequitas Dispositif de mesure de capacite d'un condensateur
FI57319C (fi) * 1977-10-14 1980-07-10 Vaisala Oy Foerfarande foer maetning av smao kapacitanser
US4273204A (en) * 1978-05-30 1981-06-16 The Jade Corporation Capacitive force load cell for weighing scale

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4051721A (en) * 1976-01-13 1977-10-04 Scope Incorporated Capacitive force-measuring system
JPS53126964A (en) * 1977-04-12 1978-11-06 Tanita Seisakusho Kk Controlling circuit in digital body weight meter

Also Published As

Publication number Publication date
AU6669481A (en) 1981-08-13
DE3174498D1 (en) 1986-06-05
CA1161074A (en) 1984-01-24
FR2475231A1 (fr) 1981-08-07
FR2475231B1 (ja) 1983-08-05
EP0033705A2 (fr) 1981-08-12
US4366875A (en) 1983-01-04
ATE19551T1 (de) 1986-05-15
EP0033705A3 (en) 1981-08-26
ZA81663B (en) 1982-03-31
EP0033705B1 (fr) 1986-04-30

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