GB2023843B - Capacitive load cell - Google Patents

Capacitive load cell

Info

Publication number
GB2023843B
GB2023843B GB7918369A GB7918369A GB2023843B GB 2023843 B GB2023843 B GB 2023843B GB 7918369 A GB7918369 A GB 7918369A GB 7918369 A GB7918369 A GB 7918369A GB 2023843 B GB2023843 B GB 2023843B
Authority
GB
United Kingdom
Prior art keywords
load cell
capacitive load
capacitive
cell
load
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
GB7918369A
Other languages
English (en)
Other versions
GB2023843A (en
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.)
National Controls Inc
Original Assignee
National Controls Inc
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 National Controls Inc filed Critical National Controls Inc
Publication of GB2023843A publication Critical patent/GB2023843A/en
Application granted granted Critical
Publication of GB2023843B publication Critical patent/GB2023843B/en
Expired 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)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
  • Electric Double-Layer Capacitors Or The Like (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
GB7918369A 1978-05-30 1979-05-25 Capacitive load cell Expired GB2023843B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US91083378A 1978-05-30 1978-05-30

Publications (2)

Publication Number Publication Date
GB2023843A GB2023843A (en) 1980-01-03
GB2023843B true GB2023843B (en) 1983-02-02

Family

ID=25429384

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7918369A Expired GB2023843B (en) 1978-05-30 1979-05-25 Capacitive load cell

Country Status (12)

Country Link
JP (1) JPS5513894A (no)
AR (1) AR216848A1 (no)
AU (1) AU521893B2 (no)
BR (1) BR7903277A (no)
CA (1) CA1112893A (no)
DE (1) DE2921614A1 (no)
DK (1) DK220879A (no)
FR (1) FR2427592A1 (no)
GB (1) GB2023843B (no)
NO (1) NO791775L (no)
SE (1) SE7904630L (no)
ZA (1) ZA792588B (no)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2453396A1 (fr) * 1979-04-02 1980-10-31 Testut Aequitas Recepteur de charge a parallelogramme d'une seule piece et transducteur capacitif
US4558600A (en) * 1982-03-18 1985-12-17 Setra Systems, Inc. Force transducer
US4899600A (en) * 1981-05-19 1990-02-13 Setra Systems, Inc. Compact force transducer with mechanical motion amplification
US4382479A (en) * 1981-05-19 1983-05-10 Setra Systems, Inc. Weighing system
GB2123157B (en) * 1982-06-22 1986-10-15 Peter Caleb Frederi Wolfendale Load cells
DE3243350C2 (de) * 1982-11-24 1986-06-19 Sauer, Kuno Gewichtserfassungssystem mit elektromagnetischer Lastkompensation
US4582152A (en) * 1984-08-29 1986-04-15 Armour Pharmaceutical Co. Weighing mechanism
CH669258A5 (de) * 1985-05-10 1989-02-28 Mettler Instrumente Ag Temperaturfuehler fuer einen trocknungsaufsatz auf einer waage sowie die anordnung des temperaturfuehlers im trocknungsaufsatz der waage.
AU690631B2 (en) * 1994-01-21 1998-04-30 University Of Melbourne, The Improvements in syringe pumps
AUPM348594A0 (en) * 1994-01-21 1994-02-17 University Of Melbourne, The Improvements in syringe pumps

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1052819A (fr) * 1952-01-17 1954-01-28 Cie Generale Electro Ceramique Perfectionnement aux dynamomètres
US3292059A (en) * 1964-07-09 1966-12-13 Boeing Co Force transducer
US3314493A (en) * 1964-11-04 1967-04-18 Kennedy James Patrick Electrical weigh scale with capacitive transducer
DE2146339B2 (de) * 1971-09-16 1975-04-03 Industrie-Automation Gmbh & Co, 6900 Heidelberg Elektromechanischer Kraft- oder Druckmeßwandler
GB1374789A (en) * 1972-12-29 1974-11-20 Avery Ltd W T Force measurement systems
US4168518A (en) * 1977-05-10 1979-09-18 Lee Shih Y Capacitor transducer

Also Published As

Publication number Publication date
AR216848A1 (es) 1980-01-31
CA1112893A (en) 1981-11-24
NO791775L (no) 1979-12-03
FR2427592A1 (fr) 1979-12-28
BR7903277A (pt) 1979-12-11
ZA792588B (en) 1980-06-25
AU521893B2 (en) 1982-05-06
AU4751379A (en) 1979-12-06
GB2023843A (en) 1980-01-03
DE2921614A1 (de) 1980-03-27
DK220879A (da) 1979-12-01
JPS5513894A (en) 1980-01-31
SE7904630L (sv) 1979-12-01

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee