EP0379254A3 - Electromagnetic vibrator apparatus with adjustable elastic reaction - Google Patents

Electromagnetic vibrator apparatus with adjustable elastic reaction Download PDF

Info

Publication number
EP0379254A3
EP0379254A3 EP19900200094 EP90200094A EP0379254A3 EP 0379254 A3 EP0379254 A3 EP 0379254A3 EP 19900200094 EP19900200094 EP 19900200094 EP 90200094 A EP90200094 A EP 90200094A EP 0379254 A3 EP0379254 A3 EP 0379254A3
Authority
EP
European Patent Office
Prior art keywords
base
electromagnetic vibrator
elastic reaction
vibrator apparatus
adjustable elastic
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.)
Withdrawn
Application number
EP19900200094
Other languages
German (de)
French (fr)
Other versions
EP0379254A2 (en
Inventor
Armando I.T.S. International Dell'acqua
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.)
Its International Technical Service Srl
Original Assignee
Its International Technical Service Srl
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 Its International Technical Service Srl filed Critical Its International Technical Service Srl
Publication of EP0379254A2 publication Critical patent/EP0379254A2/en
Publication of EP0379254A3 publication Critical patent/EP0379254A3/en
Withdrawn legal-status Critical Current

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
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/04—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with electromagnetism
    • B06B1/045—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with electromagnetism using vibrating magnet, armature or coil system

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Jigging Conveyors (AREA)
  • Electromagnets (AREA)

Abstract

Electromagnetic vibrator apparatus, comprising a base (1) capable of being connected to an object to be set in vibration, an electromagnetic armature (3) integral with the base (1) and an electromagnet (4) facing the armature, and connected to the base by an elastic means (6), in which the elastic means connecting the base to the electromagnet is of constant stiffness, while between the electromagnet (4) and the base (1) there is interposed at least one adjusting unit (12), comprising elastic means (14) with adjustable prestress.
EP19900200094 1989-01-18 1990-01-15 Electromagnetic vibrator apparatus with adjustable elastic reaction Withdrawn EP0379254A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT8919117A IT1228480B (en) 1989-01-18 1989-01-18 ELECTROMAGNETIC VIBRATOR APPARATUS WITH ADJUSTABLE ELASTIC REACTION
IT1911789 1989-01-18

Publications (2)

Publication Number Publication Date
EP0379254A2 EP0379254A2 (en) 1990-07-25
EP0379254A3 true EP0379254A3 (en) 1991-02-27

Family

ID=11154833

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19900200094 Withdrawn EP0379254A3 (en) 1989-01-18 1990-01-15 Electromagnetic vibrator apparatus with adjustable elastic reaction

Country Status (2)

Country Link
EP (1) EP0379254A3 (en)
IT (1) IT1228480B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4442262C2 (en) * 1994-11-28 1999-06-24 Kaltenbach & Voigt Vibrating table for a laboratory, especially for a medical or dental laboratory
DE102007013700B4 (en) * 2007-03-19 2015-05-28 Renfert Gmbh Dentalgeräterüttelvorrichtung

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2180189A (en) * 1934-10-13 1939-11-14 Central Electric Tool Company Vibrator
US2694156A (en) * 1951-01-09 1954-11-09 Syntron Co Tuning of vibratory systems
DE1081180B (en) * 1955-09-26 1960-05-05 Siemens Elektrogeraete Gmbh Piston compressor with electromagnetic oscillating drive
DE1497775A1 (en) * 1966-01-04 1969-10-16 Licentia Gmbh Vibrator for the drive of vibration equipment
FR2069438A5 (en) * 1969-11-15 1971-09-03 Transformatoren Union Ag

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2180189A (en) * 1934-10-13 1939-11-14 Central Electric Tool Company Vibrator
US2694156A (en) * 1951-01-09 1954-11-09 Syntron Co Tuning of vibratory systems
DE1081180B (en) * 1955-09-26 1960-05-05 Siemens Elektrogeraete Gmbh Piston compressor with electromagnetic oscillating drive
DE1497775A1 (en) * 1966-01-04 1969-10-16 Licentia Gmbh Vibrator for the drive of vibration equipment
FR2069438A5 (en) * 1969-11-15 1971-09-03 Transformatoren Union Ag

Also Published As

Publication number Publication date
EP0379254A2 (en) 1990-07-25
IT1228480B (en) 1991-06-19
IT8919117A0 (en) 1989-01-18

Similar Documents

Publication Publication Date Title
IL80564A (en) Vibrating beam force transducer with single isolator spring
CA2018336A1 (en) Rubber support
TW353849B (en) Electric-to-mechanical-to-acoustic converter and portable terminal unit
IL123374A (en) Inertial vibration transducers
ES2147129A1 (en) Apparatus for testing the damping force of vibration dampers
GB8813089D0 (en) Improvements relating to cutting
GB9022844D0 (en) Cutting device
EP0393492A3 (en) Electromagnetic vibrating system
AU4661896A (en) Driving unit for vibration conveyors
ES2036503A6 (en) Impact sensor
EP0379254A3 (en) Electromagnetic vibrator apparatus with adjustable elastic reaction
JPS5650814A (en) Support for engine
AU2955589A (en) Piezoelectric vibration generator and vibratory parts feeder incorporating the same
ES8500094A1 (en) Electromagnetic vibratory exciter
ES8204214A1 (en) Electromagnetic Vibrating System
EP0145058A3 (en) Electrical vibrator-compression device
GB8914283D0 (en) Ribbon transducers
AU3257093A (en) Process and arrangement for reducing vibrations caused by jolts in drives having mechanical arrangements capable of vibrating
EP0404113A3 (en) Sheet feeding apparatus
MY120347A (en) Vibration damping system and servowriter
EP0152387A3 (en) Vibrator equipped with fastening device
JPS57203566A (en) Typing device
WO1997046813A3 (en) Active vibration control system
EP0349978A3 (en) Device for damping oscillations in elastic systems
JPS57198482A (en) Pressure fixing device for photoelectronic copying machine

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE ES FR IT NL

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): DE ES FR IT NL

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 19910828