NL7406033A - Looptijdmeter. - Google Patents

Looptijdmeter.

Info

Publication number
NL7406033A
NL7406033A NL7406033A NL7406033A NL7406033A NL 7406033 A NL7406033 A NL 7406033A NL 7406033 A NL7406033 A NL 7406033A NL 7406033 A NL7406033 A NL 7406033A NL 7406033 A NL7406033 A NL 7406033A
Authority
NL
Netherlands
Prior art keywords
time meter
meter
time
Prior art date
Application number
NL7406033A
Other languages
English (en)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Priority to NL7406033A priority Critical patent/NL7406033A/nl
Priority to DE2517902A priority patent/DE2517902C2/de
Priority to AU80785/75A priority patent/AU499051B2/en
Priority to GB18432/75A priority patent/GB1489013A/en
Priority to IT49423/75A priority patent/IT1035607B/it
Priority to CA226,164A priority patent/CA1032263A/en
Priority to US05/574,349 priority patent/US4038629A/en
Priority to FR7514135A priority patent/FR2270568B1/fr
Priority to JP5330175A priority patent/JPS574853B2/ja
Publication of NL7406033A publication Critical patent/NL7406033A/nl

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/24—Probes
    • G01N29/2437—Piezoelectric probes
    • G01N29/245—Ceramic probes, e.g. lead zirconate titanate [PZT] probes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H5/00—Measuring propagation velocity of ultrasonic, sonic or infrasonic waves, e.g. of pressure waves
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/002—Devices for damping, suppressing, obstructing or conducting sound in acoustic devices

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
NL7406033A 1974-05-06 1974-05-06 Looptijdmeter. NL7406033A (nl)

Priority Applications (9)

Application Number Priority Date Filing Date Title
NL7406033A NL7406033A (nl) 1974-05-06 1974-05-06 Looptijdmeter.
DE2517902A DE2517902C2 (de) 1974-05-06 1975-04-23 Laufzeitmesser
AU80785/75A AU499051B2 (en) 1974-05-06 1975-05-02 Propagation delay meter
GB18432/75A GB1489013A (en) 1974-05-06 1975-05-02 Propagation delay meter
IT49423/75A IT1035607B (it) 1974-05-06 1975-05-02 Perfezionamento nei dispositivo di misura di ratardo di propagazione in particolare per ecoscan dagli e simili
CA226,164A CA1032263A (en) 1974-05-06 1975-05-02 Propagation delay meter
US05/574,349 US4038629A (en) 1974-05-06 1975-05-05 Propagation delay meter
FR7514135A FR2270568B1 (nl) 1974-05-06 1975-05-06
JP5330175A JPS574853B2 (nl) 1974-05-06 1975-05-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7406033A NL7406033A (nl) 1974-05-06 1974-05-06 Looptijdmeter.

Publications (1)

Publication Number Publication Date
NL7406033A true NL7406033A (nl) 1975-11-10

Family

ID=19821303

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7406033A NL7406033A (nl) 1974-05-06 1974-05-06 Looptijdmeter.

Country Status (9)

Country Link
US (1) US4038629A (nl)
JP (1) JPS574853B2 (nl)
AU (1) AU499051B2 (nl)
CA (1) CA1032263A (nl)
DE (1) DE2517902C2 (nl)
FR (1) FR2270568B1 (nl)
GB (1) GB1489013A (nl)
IT (1) IT1035607B (nl)
NL (1) NL7406033A (nl)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4182154A (en) * 1976-08-06 1980-01-08 Mannesmann Aktiengesellschaft Initializing ultrasonic test equipment with a particular reference element
US4342518A (en) * 1980-12-01 1982-08-03 The United States Of America As Represented By The Secretary Of The Navy Subseafloor environmental simulator
JPS57166763A (en) * 1981-04-06 1982-10-14 Hitachi Ltd Automatic answering telephone set
US4926395A (en) * 1987-10-15 1990-05-15 The Regents Of The University Of California Method and system for measuring sound velocity
DE19648112C1 (de) * 1996-11-21 1998-03-05 Contitech Luftfedersyst Gmbh Einrichtung zur berührungslosen Abstandsmessung
JP5275486B1 (ja) * 2012-02-16 2013-08-28 日本郵船株式会社 船速計および船速計測方法
WO2018157227A1 (en) * 2017-03-02 2018-09-07 AML Oceanographic Ltd. Sound velocity sensor for underwater use and method for determining underwater sound velocity

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2778273A (en) * 1953-03-03 1957-01-22 Robert E Fellmeth Rearview mirror
US3184959A (en) * 1961-04-03 1965-05-25 Lockheed Aircraft Corp Velocity of sound meter
US3273111A (en) * 1964-08-03 1966-09-13 Bosch Arma Corp Apparatus for measuring the velocity of acoustical waves

Also Published As

Publication number Publication date
DE2517902A1 (de) 1975-11-27
IT1035607B (it) 1979-10-20
CA1032263A (en) 1978-05-30
AU499051B2 (en) 1979-04-05
US4038629A (en) 1977-07-26
AU8078575A (en) 1976-11-04
FR2270568A1 (nl) 1975-12-05
DE2517902C2 (de) 1982-10-07
JPS50151573A (nl) 1975-12-05
JPS574853B2 (nl) 1982-01-27
GB1489013A (en) 1977-10-19
FR2270568B1 (nl) 1979-03-16

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Legal Events

Date Code Title Description
BV The patent application has lapsed