CA993990A - Seismometer - Google Patents

Seismometer

Info

Publication number
CA993990A
CA993990A CA200,849A CA200849A CA993990A CA 993990 A CA993990 A CA 993990A CA 200849 A CA200849 A CA 200849A CA 993990 A CA993990 A CA 993990A
Authority
CA
Canada
Prior art keywords
seismometer
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
CA200,849A
Other languages
English (en)
Other versions
CA200849S (en
Inventor
Eugene F. Florian
Samuel E. Haggard
Travis E. Riley
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.)
Mark Products Inc
Original Assignee
Mark Products Inc
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 Mark Products Inc filed Critical Mark Products Inc
Application granted granted Critical
Publication of CA993990A publication Critical patent/CA993990A/en
Expired legal-status Critical Current

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)
  • Geophysics And Detection Of Objects (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
CA200,849A 1973-05-29 1974-05-27 Seismometer Expired CA993990A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US364970A US3890606A (en) 1973-05-29 1973-05-29 Seismometer

Publications (1)

Publication Number Publication Date
CA993990A true CA993990A (en) 1976-07-27

Family

ID=23436931

Family Applications (1)

Application Number Title Priority Date Filing Date
CA200,849A Expired CA993990A (en) 1973-05-29 1974-05-27 Seismometer

Country Status (4)

Country Link
US (1) US3890606A (fr)
CA (1) CA993990A (fr)
FR (1) FR2231978B3 (fr)
NL (1) NL7407248A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3953829A (en) * 1975-02-18 1976-04-27 Sparton Corporation Partially filled fluid damped geophone
US4285054A (en) * 1979-07-27 1981-08-18 Mark Products, Inc. Geophone
GB2167558A (en) * 1984-10-18 1986-05-29 Covert Security Systems Ltd Seismic detector and method
US5792427A (en) 1996-02-09 1998-08-11 Forma Scientific, Inc. Controlled atmosphere incubator
GB2366474B (en) * 2000-09-01 2005-02-16 Schlumberger Ltd Geophones
US6922374B2 (en) * 2001-04-09 2005-07-26 Input/Output, Inc. Double-ended geophone
TWI402488B (zh) * 2010-03-05 2013-07-21 Edison Opto Corp 具有旋轉式遮蔽組件之光學感應裝置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2961639A (en) * 1947-05-08 1960-11-22 John V Atanasoff Underwater transducer
US2570672A (en) * 1950-01-10 1951-10-09 Claude M Hathaway Accelerometer unit
US2748370A (en) * 1951-06-26 1956-05-29 Seismograph Service Corp Seismometer
US2776560A (en) * 1953-07-03 1957-01-08 Southwestern Ind Electronics C Means for measuring and for generating motion
US3018467A (en) * 1955-11-07 1962-01-23 Harris Transducer Corp Resonant reactively operating variable position transducer
US3344397A (en) * 1965-04-30 1967-09-26 Int Research & Dev Co Ltd Compound diaphragm spring
US3577184A (en) * 1969-03-14 1971-05-04 Geo Space Corp Low-distortion seismometer
US3718900A (en) * 1970-04-15 1973-02-27 Mark Products Seismometer with spring spider suspension

Also Published As

Publication number Publication date
FR2231978A1 (fr) 1974-12-27
FR2231978B3 (fr) 1977-03-25
US3890606A (en) 1975-06-17
NL7407248A (fr) 1974-12-03

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