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NL268232A - - Google Patents

Info

Publication number
NL268232A
NL268232A NL268232DA NL268232A NL 268232 A NL268232 A NL 268232A NL 268232D A NL268232D A NL 268232DA NL 268232 A NL268232 A NL 268232A
Authority
NL
Netherlands
Application number
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.)
Publication of NL268232A publication Critical patent/NL268232A/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
    • G01V1/16—Receiving elements for seismic signals; Arrangements or adaptations of receiving elements
    • G01V1/18—Receiving elements, e.g. seismometer, geophone or torque detectors, for localised single point measurements
    • G01V1/181—Geophones

Landscapes

  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Geophysics And Detection Of Objects (AREA)
NL268232D 1961-08-15 NL268232A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL268232 1961-08-15

Publications (1)

Publication Number Publication Date
NL268232A true NL268232A (en)

Family

ID=19753226

Family Applications (1)

Application Number Title Priority Date Filing Date
NL268232D NL268232A (en) 1961-08-15

Country Status (3)

Country Link
US (1) US3239804A (en)
DE (1) DE1236215B (en)
NL (1) NL268232A (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3310792A (en) * 1963-05-20 1967-03-21 Burroughs Corp Magnetic head mount apparatus
AT272497B (en) * 1968-01-31 1969-07-10 Hoerbiger Ventilwerke Ag Spring plate for multi-ring valves
US3742441A (en) * 1970-03-25 1973-06-26 Mark Products Seismometer
US3738445A (en) * 1971-09-07 1973-06-12 E Wilson Seismometer spring suspension system
US3913063A (en) * 1973-09-21 1975-10-14 Walker Hall Sears Inc Geophone with plastic coilform
US4144520A (en) * 1977-02-03 1979-03-13 Geo Space Corporation Geophone having electromagnetic damping means
US4144765A (en) * 1977-09-21 1979-03-20 Honeywell Inc. Linear accelerometer with torsion hinge suspension
NL175856C (en) * 1979-12-21 1987-12-16 Terra Dynamics B V TRANSMITTER FOR RECORDING MECHANICAL VIBRATIONS AND A SEIZE METER CONTAINED WITH SUCH A TRANSMITTER, IN ADDITION TO A SWITCH FOR SUB-GROUPING A NUMBER OF SUCH SEAMOMETERS.
US4418337A (en) * 1981-08-03 1983-11-29 Spectrol Electronics Corporation Alarm device
US4400861A (en) * 1981-11-27 1983-08-30 Oyo Instruments, Inc. Fabrication of seismic springs from sheets
KR910700010A (en) * 1988-12-21 1991-03-13 제리 스킨들러 Shoes and corresponding elastic sole inserts
US5343637A (en) * 1988-12-21 1994-09-06 Jerry Schindler Shoe and elastic sole insert therefor
USD327840S (en) 1989-09-29 1992-07-14 Fairchild Industrial Products Company Flexible leaf suspension spring
US6922374B2 (en) * 2001-04-09 2005-07-26 Input/Output, Inc. Double-ended geophone
USD805889S1 (en) * 2016-03-24 2017-12-26 Flsmidth A/S Leaf spring
US11745336B2 (en) * 2019-04-05 2023-09-05 Robotis Co., Ltd. Elastic body having variable rigidity, and actuator module including same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2748370A (en) * 1951-06-26 1956-05-29 Seismograph Service Corp Seismometer
US2754435A (en) * 1952-09-29 1956-07-10 Int Research & Dev Co Ltd Voltage generating vibratory pick-up devices
GB763560A (en) * 1954-11-23 1956-12-12 Kelvin & Hughes Ltd Improvements in or relating to spring suspension devices

Also Published As

Publication number Publication date
US3239804A (en) 1966-03-08
DE1236215B (en) 1967-03-09

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