ES468345A1 - Una pila piezoelectrica perfeccionada. - Google Patents

Una pila piezoelectrica perfeccionada.

Info

Publication number
ES468345A1
ES468345A1 ES468345A ES468345A ES468345A1 ES 468345 A1 ES468345 A1 ES 468345A1 ES 468345 A ES468345 A ES 468345A ES 468345 A ES468345 A ES 468345A ES 468345 A1 ES468345 A1 ES 468345A1
Authority
ES
Spain
Prior art keywords
vertical
members
absorbs
load
leverless
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
ES468345A
Other languages
English (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.)
REVERE CORP AMERICA
Original Assignee
REVERE CORP AMERICA
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 US05/782,714 external-priority patent/US4143727A/en
Priority claimed from US05/889,848 external-priority patent/US4146100A/en
Application filed by REVERE CORP AMERICA filed Critical REVERE CORP AMERICA
Publication of ES468345A1 publication Critical patent/ES468345A1/es
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G3/00—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances
    • G01G3/12—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing
    • G01G3/14—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing measuring variations of electrical resistance
    • G01G3/1402—Special supports with preselected places to mount the resistance strain gauges; Mounting of supports
    • G01G3/1404—Special supports with preselected places to mount the resistance strain gauges; Mounting of supports combined with means to connect the strain gauges on electrical bridges
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G3/00—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances
    • G01G3/12—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing
    • G01G3/14—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing measuring variations of electrical resistance
    • G01G3/1402—Special supports with preselected places to mount the resistance strain gauges; Mounting of supports
    • G01G3/1412—Special supports with preselected places to mount the resistance strain gauges; Mounting of supports the supports being parallelogram shaped

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Force In General (AREA)

Abstract

Una pila piezoeléctrica perfeccionada que comprende: a) un bastidor que incluye dos miembros que se extienden verticalmente, separados horizontalmente, y tres miembros que se extienden horizontalmente, separados verticalmente, conectados en sus extremos a los miembros que se extienden verticalmente; b) teniendo cada miembro que se extiende horizontalmente dos regiones horizontalmente separadas de sección transversal reducida; c) elementos de resistencia eléctrica de extensímetros fijados a las regiones de sección transversal reducida del miembro central de los tres miembros que se extienden horizontalmente; d) medios para aplicar una fuerza que ha de ser medida al extremo superior de sólo uno de los miembros que se extienden verticalmente; e) medios para aplicar una fuerza de reacción al extremo inferior de sólo el otro miembro que se extiende verticalmente; y f) medios que incluyen dichos elementos de resistencia para medir dicha fuerza que ha de ser medida.
ES468345A 1977-03-30 1978-03-30 Una pila piezoelectrica perfeccionada. Expired ES468345A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/782,714 US4143727A (en) 1977-03-30 1977-03-30 Leverless scale sensor
US05/889,848 US4146100A (en) 1978-03-24 1978-03-24 Leverless scale sensor

Publications (1)

Publication Number Publication Date
ES468345A1 true ES468345A1 (es) 1978-12-01

Family

ID=27120037

Family Applications (1)

Application Number Title Priority Date Filing Date
ES468345A Expired ES468345A1 (es) 1977-03-30 1978-03-30 Una pila piezoelectrica perfeccionada.

Country Status (12)

Country Link
JP (1) JPS53143263A (es)
AU (1) AU511814B2 (es)
CA (1) CA1107310A (es)
CH (1) CH638310A5 (es)
DE (1) DE2813782A1 (es)
ES (1) ES468345A1 (es)
FR (1) FR2386024A1 (es)
GB (1) GB1581899A (es)
IN (1) IN148733B (es)
IT (1) IT1113067B (es)
NL (1) NL7803374A (es)
SE (1) SE7803618L (es)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2431689A1 (fr) * 1978-07-17 1980-02-15 Mcim Dispositif capteur de force et appareil de mesure equipe d'un tel dispositif
FR2436373A1 (fr) * 1978-09-15 1980-04-11 Pesage Promotion Plate-forme de pesage utilisant deux capteurs a jauges de deformation
FR2451571A1 (fr) * 1979-03-15 1980-10-10 Perrier Gerard Balance, notamment pese-personne
FR2473709A1 (fr) * 1980-01-10 1981-07-17 Rms Dispositif capteur de force et appareil de mesure equipe d'un tel dispositif
FR2479462A1 (fr) * 1980-03-28 1981-10-02 Sablons Fonderies Atel Balance destinee notamment au dosage de melanges de produits liquides
FR2502328A1 (fr) * 1981-03-17 1982-09-24 Rms Ingenierie Financiere Dispositif capteur de force pour appareil de mesure
FR2505496A1 (fr) * 1981-05-11 1982-11-12 Toux Jacques Dispositif capteur de force pour appareil de mesure et appareil de mesure, notamment appareil de pesage, equipe d'un tel dispositif
DE3119806A1 (de) * 1981-05-19 1982-12-16 Isetron Industrie-Sicherheits-Elektronik GmbH, 2940 Wilhelmshaven Messwertaufnehmer zur erfassung von zug- und/oder druckkraeften
US4380175A (en) * 1981-06-12 1983-04-19 Reliance Electric Company Compensated load cell
JPS59221623A (ja) * 1983-05-31 1984-12-13 Yotaro Hatamura 荷重変換器
US4671118A (en) * 1984-08-04 1987-06-09 Yotaro Hatamura Load sensor
JPS61231418A (ja) * 1985-04-06 1986-10-15 Kubota Ltd 飼料サイロ用スケ−ル
JP2630562B2 (ja) * 1994-02-22 1997-07-16 本田技研工業株式会社 踏力センサ
DE10202400A1 (de) 2002-01-21 2003-08-14 Sartorius Gmbh Kraftaufnehmer
JP5583428B2 (ja) * 2010-02-19 2014-09-03 大和製衡株式会社 ダミーロードセル
CN108120531A (zh) * 2016-11-28 2018-06-05 梅特勒-托利多(常州)精密仪器有限公司 测力传感器

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4107985A (en) * 1976-09-10 1978-08-22 National Controls, Inc. Load cell

Also Published As

Publication number Publication date
IT7821816A0 (it) 1978-03-30
CH638310A5 (en) 1983-09-15
NL7803374A (nl) 1978-10-03
FR2386024A1 (fr) 1978-10-27
SE7803618L (sv) 1978-10-01
AU511814B2 (en) 1980-09-04
FR2386024B1 (es) 1983-01-21
IN148733B (es) 1981-05-30
IT1113067B (it) 1986-01-20
CA1107310A (en) 1981-08-18
GB1581899A (en) 1980-12-31
AU3460578A (en) 1979-10-04
DE2813782A1 (de) 1978-10-19
JPS53143263A (en) 1978-12-13

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19981103