DE1815766C3 - Vorrichtung zum Feststellen der Anwesenheit eines Gegenstandes - Google Patents

Vorrichtung zum Feststellen der Anwesenheit eines Gegenstandes

Info

Publication number
DE1815766C3
DE1815766C3 DE1815766A DE1815766A DE1815766C3 DE 1815766 C3 DE1815766 C3 DE 1815766C3 DE 1815766 A DE1815766 A DE 1815766A DE 1815766 A DE1815766 A DE 1815766A DE 1815766 C3 DE1815766 C3 DE 1815766C3
Authority
DE
Germany
Prior art keywords
turbulence
amplifier
sound wave
emitter
intensifier
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
DE1815766A
Other languages
German (de)
English (en)
Other versions
DE1815766A1 (de
DE1815766B2 (de
Inventor
Basil Brooke New Haven Conn. Beeken (V.St.A.)
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.)
Automatic Switch Co
Original Assignee
Automatic Switch Co
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 Automatic Switch Co filed Critical Automatic Switch Co
Publication of DE1815766A1 publication Critical patent/DE1815766A1/de
Publication of DE1815766B2 publication Critical patent/DE1815766B2/de
Application granted granted Critical
Publication of DE1815766C3 publication Critical patent/DE1815766C3/de
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15CFLUID-CIRCUIT ELEMENTS PREDOMINANTLY USED FOR COMPUTING OR CONTROL PURPOSES
    • F15C1/00Circuit elements having no moving parts
    • F15C1/005Circuit elements having no moving parts for measurement techniques, e.g. measuring from a distance; for detection devices, e.g. for presence detection; for sorting measured properties (testing); for gyrometers; for analysis; for chromatography
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01VGEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/001Acoustic presence detection
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10KSOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K5/00Whistles
    • G10K5/02Ultrasonic whistles
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00Fluid handling
    • Y10T137/206Flow affected by fluid contact, energy field or coanda effect [e.g., pure fluid device or system]
    • Y10T137/218Means to regulate or vary operation of device
    • Y10T137/2191By non-fluid energy field affecting input [e.g., transducer]
    • Y10T137/2196Acoustical or thermal energy

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Remote Sensing (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Multimedia (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Geophysics And Detection Of Objects (AREA)
DE1815766A 1967-12-20 1968-12-19 Vorrichtung zum Feststellen der Anwesenheit eines Gegenstandes Expired DE1815766C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US69215267A 1967-12-20 1967-12-20

Publications (3)

Publication Number Publication Date
DE1815766A1 DE1815766A1 (de) 1969-07-24
DE1815766B2 DE1815766B2 (de) 1978-03-02
DE1815766C3 true DE1815766C3 (de) 1978-10-26

Family

ID=24779456

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1815766A Expired DE1815766C3 (de) 1967-12-20 1968-12-19 Vorrichtung zum Feststellen der Anwesenheit eines Gegenstandes

Country Status (6)

Country Link
US (1) US3500952A (OSRAM)
CH (1) CH495023A (OSRAM)
DE (1) DE1815766C3 (OSRAM)
FR (1) FR1599330A (OSRAM)
GB (1) GB1246988A (OSRAM)
SE (1) SE347572B (OSRAM)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1255031B (de) * 1963-02-19 1967-11-23 Tobeta A G Verpackung fuer Gleitlager, insbesondere Kugellager
US3729702A (en) * 1970-12-21 1973-04-24 Automatic Switch Co Acoustic sensing device
US3914754A (en) * 1971-05-18 1975-10-21 Martonair Ltd Machine element position detection system
US3882445A (en) * 1973-09-24 1975-05-06 Crown Zellerbach Corp Compression-wave alarm system
FR2452117A1 (fr) * 1979-03-19 1980-10-17 Dubuit Mach Detecteur de presence a flux d'air, notamment pour dispositif de convoyage et/ou de distribution
US4800757A (en) * 1985-11-15 1989-01-31 Mitsubishi Denki Kabushiki Kaisha Ultrasonic dimension measuring apparatus
GB8900274D0 (en) * 1989-01-06 1989-03-08 Schram Cornelius J Controlling particulate material
US5540248A (en) * 1994-11-15 1996-07-30 Defense Research Technologies, Inc. Fluidic sound amplification system
US5662136A (en) * 1995-09-11 1997-09-02 Defense Research Technologies, Inc. Acousto-fluidic driver for active control of turbofan engine noise
US8733448B2 (en) * 2010-03-25 2014-05-27 Halliburton Energy Services, Inc. Electrically operated isolation valve
US9121250B2 (en) 2011-03-19 2015-09-01 Halliburton Energy Services, Inc. Remotely operated isolation valve
US8757274B2 (en) 2011-07-01 2014-06-24 Halliburton Energy Services, Inc. Well tool actuator and isolation valve for use in drilling operations

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2571640A (en) * 1945-05-12 1951-10-16 Rca Corp Supersonic whistle for code communication
US2907337A (en) * 1956-07-23 1959-10-06 Regulator S R L Web edge position signal generator
US3234955A (en) * 1962-10-01 1966-02-15 Raymond N Auger Fluid amplifiers
US3243993A (en) * 1963-05-15 1966-04-05 H G Weber And Company Inc Fluid pressure operated sensing head
US3225988A (en) * 1963-08-07 1965-12-28 Koppers Co Inc Ultrasonic web position detector and aligning means
US3285608A (en) * 1964-10-05 1966-11-15 Pitney Bowes Inc Pneumatic sheet detecting control means
US3342284A (en) * 1966-01-10 1967-09-19 James D Baird Web position measuring device and method
US3389679A (en) * 1966-06-06 1968-06-25 H G Weber And Company Inc Pilot for glue detector probe and for locating glue line on a moving and weaving web

Also Published As

Publication number Publication date
GB1246988A (en) 1971-09-22
US3500952A (en) 1970-03-17
CH495023A (de) 1970-08-15
FR1599330A (OSRAM) 1970-07-15
DE1815766A1 (de) 1969-07-24
SE347572B (OSRAM) 1972-08-07
DE1815766B2 (de) 1978-03-02

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee