FR2378271A1 - Condensateur et procede pour la mesure de forces - Google Patents

Condensateur et procede pour la mesure de forces

Info

Publication number
FR2378271A1
FR2378271A1 FR7801581A FR7801581A FR2378271A1 FR 2378271 A1 FR2378271 A1 FR 2378271A1 FR 7801581 A FR7801581 A FR 7801581A FR 7801581 A FR7801581 A FR 7801581A FR 2378271 A1 FR2378271 A1 FR 2378271A1
Authority
FR
France
Prior art keywords
capacitor
measuring forces
electrodes
measuring
dielectric
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
FR7801581A
Other languages
English (en)
Other versions
FR2378271B1 (fr
Inventor
Rainer Ing Haberl
Joseph Kastne
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.)
Semperit AG Holding
Original Assignee
Semperit AG Holding
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 Semperit AG Holding filed Critical Semperit AG Holding
Publication of FR2378271A1 publication Critical patent/FR2378271A1/fr
Application granted granted Critical
Publication of FR2378271B1 publication Critical patent/FR2378271B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/26—Electrical actuation by proximity of an intruder causing variation in capacitance or inductance of a circuit
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/14—Measuring force or stress, in general by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators
    • G01L1/142—Measuring force or stress, in general by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators using capacitors
    • G01L1/146—Measuring force or stress, in general by measuring variations in capacitance or inductance of electrical elements, e.g. by measuring variations of frequency of electrical oscillators using capacitors for measuring force distributions, e.g. using force arrays

Abstract

Condensateur comportant au moins deux électrodes 2, 3, séparées par un diélectrique élastique en caoutchouc et/ou matière plastique, pour la mesure de forces exercées sur une des électrodes par détection de la variation de capacité résultante. Le diélectrique 4 est précontraint et comporte de préférence des cavités 5.
FR7801581A 1977-01-21 1978-01-20 Condensateur et procede pour la mesure de forces Granted FR2378271A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH73077A CH609774A5 (fr) 1977-01-21 1977-01-21

Publications (2)

Publication Number Publication Date
FR2378271A1 true FR2378271A1 (fr) 1978-08-18
FR2378271B1 FR2378271B1 (fr) 1983-10-28

Family

ID=4193842

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7801581A Granted FR2378271A1 (fr) 1977-01-21 1978-01-20 Condensateur et procede pour la mesure de forces

Country Status (10)

Country Link
US (2) US4266263A (fr)
JP (1) JPS53112784A (fr)
CA (1) CA1109285A (fr)
CH (1) CH609774A5 (fr)
DD (1) DD134164A1 (fr)
DE (1) DE2800844C3 (fr)
FR (1) FR2378271A1 (fr)
GB (1) GB1585441A (fr)
IT (1) IT1092079B (fr)
SE (1) SE437571B (fr)

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Also Published As

Publication number Publication date
DE2800844A1 (de) 1978-07-27
DE2800844B2 (de) 1980-11-27
IT7819485A0 (it) 1978-01-20
GB1585441A (en) 1981-03-04
DE2800844C3 (de) 1981-11-05
CH609774A5 (fr) 1979-03-15
DD134164A1 (de) 1979-02-07
CA1109285A (fr) 1981-09-22
US4370697A (en) 1983-01-25
FR2378271B1 (fr) 1983-10-28
SE437571B (sv) 1985-03-04
SE7800488L (sv) 1978-07-22
JPS53112784A (en) 1978-10-02
US4266263A (en) 1981-05-05
IT1092079B (it) 1985-07-06

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