CH533300A - Piezoelektrische Drucksonde - Google Patents

Piezoelektrische Drucksonde

Info

Publication number
CH533300A
CH533300A CH1752171A CH1752171A CH533300A CH 533300 A CH533300 A CH 533300A CH 1752171 A CH1752171 A CH 1752171A CH 1752171 A CH1752171 A CH 1752171A CH 533300 A CH533300 A CH 533300A
Authority
CH
Switzerland
Prior art keywords
pressure probe
piezoelectric pressure
piezoelectric
probe
pressure
Prior art date
Application number
CH1752171A
Other languages
English (en)
Inventor
Dieter Dr Bonnet
Hans Hansen Erich
Guenter Dr Hellmiss
Ernst-Guenter Dr Lierke
Original Assignee
Hoffmann La Roche
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 Hoffmann La Roche filed Critical Hoffmann La Roche
Publication of CH533300A publication Critical patent/CH533300A/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • B06B1/0644—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element
    • B06B1/0662—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element with an electrode on the sensitive surface
    • B06B1/0677—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element with an electrode on the sensitive surface and a high impedance backing
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/021—Measuring pressure in heart or blood vessels
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/021—Measuring pressure in heart or blood vessels
    • A61B5/0215—Measuring pressure in heart or blood vessels by means inserted into the body

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Cardiology (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Physiology (AREA)
  • Biomedical Technology (AREA)
  • Vascular Medicine (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Physics & Mathematics (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Mechanical Engineering (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Measuring Fluid Pressure (AREA)
CH1752171A 1971-01-25 1971-12-02 Piezoelektrische Drucksonde CH533300A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712103237 DE2103237A1 (de) 1971-01-25 1971-01-25 Piezoelektrische Drucksonde

Publications (1)

Publication Number Publication Date
CH533300A true CH533300A (de) 1973-01-31

Family

ID=5796773

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1752171A CH533300A (de) 1971-01-25 1971-12-02 Piezoelektrische Drucksonde

Country Status (4)

Country Link
CH (1) CH533300A (de)
DE (1) DE2103237A1 (de)
FR (1) FR2124747A5 (de)
NL (1) NL7200054A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT375466B (de) * 1977-07-27 1984-08-10 List Hans Messwertaufnehmer mit einem piezoelektrischen messelement
DE3021088A1 (de) * 1980-06-04 1981-12-10 Robert Bosch Gmbh, 7000 Stuttgart Sensor

Also Published As

Publication number Publication date
FR2124747A5 (en) 1972-09-22
DE2103237A1 (de) 1972-08-24
NL7200054A (de) 1972-07-27

Similar Documents

Publication Publication Date Title
AT349796B (de) Piezoelektrischer druckmesswandler
NL157421B (nl) Drukmeter.
SE392239B (sv) Anordning for ytpressning
AT318032B (de) Schallwandler
FI54226C (fi) Anatomiskt riktigt utformad handske
IT961748B (it) Trasduttore
IT946657B (it) Dispositivo trasduttore di pressio ne
CH529998A (de) Kraftmessgerät
BE801293A (fr) Transducteur
CH515499A (de) Piezoelektrischer Druckwandler
IT968068B (it) Trasduttore elettromeccanico di forza o di pressione di misura
AT320133B (de) Druckrezeptor
SE351286C (sv) Piezoelektrisk gastendare
BR7203901D0 (pt) Medidor de pressao
IT979752B (it) Trasduttore piezoelettrico
AT341804B (de) Niederdruckmesswandler
CH540722A (de) Piezoelektrischer Schwinger
NL155364B (nl) Drukmeter.
IT957226B (it) Trasduttore elettrofluidico
IT961441B (it) Trasduttore di flusso
CH543164A (de) Induktiver Messwandler
BR7202421D0 (pt) Transdutor eletracustico
CH533300A (de) Piezoelektrische Drucksonde
BR7202428D0 (pt) Transdutor eletracustico
AT324494B (de) Tastkopf

Legal Events

Date Code Title Description
PL Patent ceased