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
Authority: IT; Italy
Prior art keywords: random; procedure; produce; pneumatic vibrations; vibrations
Prior art date: 1978-04-19

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.)

1978-04-19

Filing date

1979-04-17

Publication date

1986-02-10

1978-04-19 Priority claimed from US05/897,821 external-priority patent/US4181026A/en

1978-04-19 Priority claimed from US05/897,822 external-priority patent/US4181027A/en

1979-04-17 Application filed by Hughes Aircraft Co filed Critical Hughes Aircraft Co

1979-04-17 Publication of IT7948760A0 publication Critical patent/IT7948760A0/en

1986-02-10 Application granted granted Critical

1986-02-10 Publication of IT1116025B publication Critical patent/IT1116025B/en

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

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Apparatuses For Generation Of Mechanical Vibrations (AREA)
Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)

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

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 (16)

* 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
JP7130221B2 (en) *	2016-06-30	2022-09-05	国際計測器株式会社	Vibrator
US11338326B2 (en) *	2019-04-07	2022-05-24	Resonance Technology International Inc.	Single-mass, one-dimensional resonant driver
CN112855837B (en) *	2021-03-04	2025-06-17	西安艾科特声学科技有限公司	A two-degree-of-freedom active suppression method for mechanical vibration systems
CN113496644B (en) *	2021-07-07	2022-10-11	吉林大学	A portable vibration teaching experiment bench
CN114779650B (en) *	2022-06-17	2022-09-02	太原理工大学	Harmonic control system and method of electromagnetic shaking table 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

1979
- 1979-03-27 GB GB7910684A patent/GB2019526B/en not_active Expired
- 1979-04-05 DE DE2913681A patent/DE2913681C2/en not_active Expired
- 1979-04-16 JP JP4657679A patent/JPS54141161A/en active Granted
- 1979-04-17 IT IT48760/79A patent/IT1116025B/en active
- 1979-04-17 SE SE7903350A patent/SE445144B/en not_active IP Right Cessation
- 1979-04-18 FR FR7909809A patent/FR2423766A1/en active Granted
- 1979-04-19 NL NLAANVRAGE7903092,A patent/NL190085C/en not_active IP Right Cessation

Also Published As

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

Publication	Publication Date	Title
IT1159748B (en)	1987-03-04	CRIOTHERAPY APPARATUS
ES253366Y (en)	1981-08-16	APPARATUS FOR PHYSICAL CULTURE AND PHYSIOTHERAPY
DK152405C (en)	1988-08-01	FETUS MONITORING APPARATUS
IT1100849B (en)	1985-09-28	METHOD AND APPARATUS TO FLAT CONTAINERS
BR7900986A (en)	1979-09-25	APPARATUS AND PROCESSES TO PROTECT SUBMARINE STRUCTURES
IT1147085B (en)	1986-11-19	PLASMIDS AND PROCEDURE TO PRODUCE AND APPLY THEM
IT1119079B (en)	1986-03-03	APPARATUS TO REGISTER MAGNETICS
IT1109055B (en)	1985-12-16	MANIPULATOR APPARATUS
IT1117403B (en)	1986-02-17	PROSTANOID COMPOUNDS AND PROCEDURE TO PRODUCE THEM
IT1116025B (en)	1986-02-10	APPARATUS AND PROCEDURE TO PRODUCE ALMOST-RANDOM PNEUMATIC VIBRATIONS
IT7851680A0 (en)	1978-10-27	METHOD AND APPARATUS FOR PREPARING MIXTURES
AT370376B (en)	1983-03-25	AEROSOL APPARATUS
IT7950732A0 (en)	1979-11-02	PROCEDURE AND APPARATUS FOR THE PRODUCTION OF BIOGAS
SE7813453L (en)	1979-07-05	ELIMINATION PROCEDURE
IT1122159B (en)	1986-04-23	AUDIO-VOICE APPARATUS
IT1101268B (en)	1985-09-28	METHOD AND APPARATUS TO PRODUCE NEROFUMO
IT1117246B (en)	1986-02-17	PROCESS AND SMOKING APPARATUS
IT1126812B (en)	1986-05-21	3-O-B-D-GLUCURONOPIRANOSIL SOIASAPO GENOLO B AND PROCEDURE TO PRODUCE AND APPLY IT
FI802322A7 (en)	1981-01-28	MEDICINSK BESTRAOLNING APPARATUS
IT1120002B (en)	1986-03-19	ARILALKILATION METHOD AND PROCEDURE
IT1094392B (en)	1985-08-02	METHOD AND APPARATUS TO PRODUCE YOGURT
GB2022254B (en)	1982-09-22	Acoustic measuring apparatus
AT370983B (en)	1983-05-25	ORTHODAEDIC APPARATUS
IT1117224B (en)	1986-02-17	PROCEDURE FOR PRODUCING CISTEAMINS AND OR CISTAMINS
IT1143501B (en)	1986-10-22	APPARATUS FOR DRAWING

Legal Events

Date	Code	Title	Description
1999-10-27	TA	Fee payment date (situation as of event date), data collected since 19931001	Effective date: 19940331