FR2187112A5 - - Google Patents

Info

Publication number
FR2187112A5
FR2187112A5 FR7319639A FR7319639A FR2187112A5 FR 2187112 A5 FR2187112 A5 FR 2187112A5 FR 7319639 A FR7319639 A FR 7319639A FR 7319639 A FR7319639 A FR 7319639A FR 2187112 A5 FR2187112 A5 FR 2187112A5
Authority
FR
France
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
FR7319639A
Other languages
French (fr)
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.)
General Electric Co
Original Assignee
General Electric 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 General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of FR2187112A5 publication Critical patent/FR2187112A5/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M1/00—Testing static or dynamic balance of machines or structures
    • G01M1/14—Determining imbalance
    • G01M1/16—Determining imbalance by oscillating or rotating the body to be tested
    • G01M1/22—Determining imbalance by oscillating or rotating the body to be tested and converting vibrations due to imbalance into electric variables
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M13/00—Testing of machine parts
    • G01M13/04—Bearings
    • G01M13/045—Acoustic or vibration analysis
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/08—Measuring resistance by measuring both voltage and current
    • G01R27/10—Measuring resistance by measuring both voltage and current using two-coil or crossed-coil instruments forming quotient
    • G01R27/12—Measuring resistance by measuring both voltage and current using two-coil or crossed-coil instruments forming quotient using hand generators, e.g. meggers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Sliding-Contact Bearings (AREA)
FR7319639A 1972-05-30 1973-05-30 Expired FR2187112A5 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25791772A 1972-05-30 1972-05-30

Publications (1)

Publication Number Publication Date
FR2187112A5 true FR2187112A5 (enrdf_load_stackoverflow) 1974-01-11

Family

ID=22978337

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7319639A Expired FR2187112A5 (enrdf_load_stackoverflow) 1972-05-30 1973-05-30

Country Status (5)

Country Link
US (1) US3781698A (enrdf_load_stackoverflow)
JP (1) JPS4951991A (enrdf_load_stackoverflow)
DE (1) DE2315357A1 (enrdf_load_stackoverflow)
FR (1) FR2187112A5 (enrdf_load_stackoverflow)
IT (1) IT988692B (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52123679A (en) * 1976-04-09 1977-10-18 Koyo Seiko Co Apparatus for checking for defectiveness of bearing

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1869331A (en) * 1927-11-05 1932-07-26 Boonton Res Corp Automatic control for audion amplifiers
GB534457A (en) * 1939-06-08 1941-03-07 Philco Radio & Television Corp Improvements in and relating to detector coupling circuits
US2531935A (en) * 1945-12-14 1950-11-28 Collins Radio Co Level-stabilized modulated carrier amplifier
US2627022A (en) * 1948-06-22 1953-01-27 Rca Corp Combined video gain and frequency response control
US2724089A (en) * 1949-12-09 1955-11-15 Du Mont Allen B Lab Inc Crystal discriminator
US3145345A (en) * 1962-08-28 1964-08-18 Jerome C Squillaro Transistor linear peak detector for signals having wide dynamic range
US3576452A (en) * 1968-05-28 1971-04-27 Motorola Inc Photodiode preamplifier circuit for a card reader system
US3609407A (en) * 1969-06-09 1971-09-28 Tektronix Inc Automatic trigger level control circuit

Also Published As

Publication number Publication date
IT988692B (it) 1975-04-30
DE2315357A1 (de) 1973-12-13
US3781698A (en) 1973-12-25
JPS4951991A (enrdf_load_stackoverflow) 1974-05-20

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Legal Events

Date Code Title Description
ST Notification of lapse