IT1116025B - APPARATUS AND PROCEDURE TO PRODUCE ALMOST-RANDOM PNEUMATIC VIBRATIONS - Google Patents

APPARATUS AND PROCEDURE TO PRODUCE ALMOST-RANDOM PNEUMATIC VIBRATIONS

Info

Publication number
IT1116025B
IT1116025B IT48760/79A IT4876079A IT1116025B IT 1116025 B IT1116025 B IT 1116025B IT 48760/79 A IT48760/79 A IT 48760/79A IT 4876079 A IT4876079 A IT 4876079A IT 1116025 B IT1116025 B IT 1116025B
Authority
IT
Italy
Prior art keywords
random
procedure
produce
pneumatic vibrations
vibrations
Prior art date
Application number
IT48760/79A
Other languages
Italian (it)
Other versions
IT7948760A0 (en
Original Assignee
Hughes Aircraft 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
Priority claimed from US05/897,822 external-priority patent/US4181027A/en
Priority claimed from US05/897,821 external-priority patent/US4181026A/en
Application filed by Hughes Aircraft Co filed Critical Hughes Aircraft Co
Publication of IT7948760A0 publication Critical patent/IT7948760A0/en
Application granted granted Critical
Publication of IT1116025B publication Critical patent/IT1116025B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/20—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of a vibrating fluid
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M7/00—Vibration-testing of structures; Shock-testing of structures
    • G01M7/02—Vibration-testing by means of a shake table
    • G01M7/022—Vibration control arrangements, e.g. for generating random vibrations
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M7/00—Vibration-testing of structures; Shock-testing of structures
    • G01M7/02—Vibration-testing by means of a shake table
    • G01M7/06—Multidirectional test stands
IT48760/79A 1978-04-19 1979-04-17 APPARATUS AND PROCEDURE TO PRODUCE ALMOST-RANDOM PNEUMATIC VIBRATIONS IT1116025B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/897,822 US4181027A (en) 1978-04-19 1978-04-19 Nodal/modal control and power intensification methods and apparatus for vibration testing
US05/897,821 US4181026A (en) 1978-04-19 1978-04-19 Quasi-random pneumatic vibration facility and automatic frequency modulating system therefor

Publications (2)

Publication Number Publication Date
IT7948760A0 IT7948760A0 (en) 1979-04-17
IT1116025B true IT1116025B (en) 1986-02-10

Family

ID=27129187

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48760/79A IT1116025B (en) 1978-04-19 1979-04-17 APPARATUS AND PROCEDURE TO PRODUCE ALMOST-RANDOM PNEUMATIC VIBRATIONS

Country Status (7)

Country Link
JP (1) JPS54141161A (en)
DE (1) DE2913681C2 (en)
FR (1) FR2423766A1 (en)
GB (1) GB2019526B (en)
IT (1) IT1116025B (en)
NL (1) NL190085C (en)
SE (1) SE445144B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3235390C2 (en) * 1982-09-24 1984-09-13 Thyssen Industrie Ag, 4300 Essen Vibrating table
DE3837686A1 (en) * 1988-11-05 1990-05-10 Willi Bayer Three-dimensional oscillation system
JPH0365186A (en) * 1989-07-31 1991-03-20 Shimadzu Corp Electric fusion of yeast
US6304829B1 (en) * 1999-02-22 2001-10-16 Ford Global Technologies, Inc. Method and system for dynamic testing of a vehicle exhaust system in a rigid frame test fixture
US7752914B2 (en) * 2007-11-15 2010-07-13 Venturedyne, Ltd. Monitoring of independent vibrators
ES2380525B1 (en) * 2009-05-11 2013-04-01 Fundación Para La Promoción De La Innovación, Investigación Y Desarrollo Tecnológico En La Industria De Automocion De Galicia ELECTRONIC SIGNAL SWITCH FOR AUTOMATIC CONTROL OF MULTIAXIAL VIBRATION SYSTEM BY EXTERNAL CONTROLLER
DE102010027897B4 (en) 2010-04-19 2013-02-28 Sven Henze Schwingungsprüfeinrichtung
DE102010060955B8 (en) 2010-12-02 2012-10-04 Sven Henze Vibration test actuator with unbalance exciter
US9377375B2 (en) * 2012-05-16 2016-06-28 Venturedyne, Ltd. Repetitive shock vibration testing system and method
CN103063393B (en) * 2012-12-31 2015-03-04 浙江工业大学 Hanging device for horizontal modal test
DE102016206146A1 (en) * 2016-04-13 2017-10-19 Bayerische Motoren Werke Aktiengesellschaft Testing vehicle parts
US11338326B2 (en) * 2019-04-07 2022-05-24 Resonance Technology International Inc. Single-mass, one-dimensional resonant driver
CN113496644B (en) * 2021-07-07 2022-10-11 吉林大学 Portable vibration teaching experiment table
CN114779650B (en) * 2022-06-17 2022-09-02 太原理工大学 Electromagnetic vibration table harmonic control system and method based on neural network inverse model

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3686927A (en) * 1967-03-24 1972-08-29 Bolt Beranek & Newman Vibration testing method and apparatus
US3572089A (en) * 1969-02-04 1971-03-23 Nasa Peak acceleration limiter for vibrational tester
FR2047957A1 (en) * 1969-06-26 1971-03-19 Koppern Maschf
US3712125A (en) * 1970-09-25 1973-01-23 Koehring Co Load simulation system
GB1319115A (en) * 1970-11-04 1973-06-06 Russel Finex Vibratory apparatus
US3751994A (en) * 1971-01-18 1973-08-14 Mts System Corp Oscillatory signal system with turn on and turn off rate control
US3918298A (en) * 1974-07-29 1975-11-11 Mts System Corp Multiple actuator control system
JPS5218873A (en) * 1975-08-02 1977-02-12 Agency Of Ind Science & Technol Process for multiplying microorganisms
US4001749A (en) * 1975-12-17 1977-01-04 The Chase-Shawmut Company Electric fuse for elevated circuit voltages

Also Published As

Publication number Publication date
NL190085C (en) 1993-10-18
FR2423766A1 (en) 1979-11-16
SE7903350L (en) 1979-10-20
FR2423766B1 (en) 1984-12-07
JPS54141161A (en) 1979-11-02
JPH0156698B2 (en) 1989-12-01
NL190085B (en) 1993-05-17
DE2913681C2 (en) 1982-05-27
NL7903092A (en) 1979-10-23
GB2019526A (en) 1979-10-31
GB2019526B (en) 1982-09-02
IT7948760A0 (en) 1979-04-17
DE2913681A1 (en) 1979-10-25
SE445144B (en) 1986-06-02

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19940331