CA955637A - Electro-mechanical transducer - Google Patents

Electro-mechanical transducer

Info

Publication number
CA955637A
CA955637A CA144,825A CA144825A CA955637A CA 955637 A CA955637 A CA 955637A CA 144825 A CA144825 A CA 144825A CA 955637 A CA955637 A CA 955637A
Authority
CA
Canada
Prior art keywords
electro
mechanical transducer
transducer
mechanical
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
CA144,825A
Other versions
CA144825S (en
Inventor
John B.F. Cartwright
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.)
Unisys Group Services Ltd
Original Assignee
Sperry Rand Ltd
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 Sperry Rand Ltd filed Critical Sperry Rand Ltd
Application granted granted Critical
Publication of CA955637A publication Critical patent/CA955637A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
    • H02K33/18—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with coil systems moving upon intermittent or reversed energisation thereof by interaction with a fixed field system, e.g. permanent magnets
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/066—Electromagnets with movable winding
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • H01F7/16—Rectilinearly-movable armatures
    • H01F7/1607—Armatures entering the winding
    • H01F7/1615—Armatures or stationary parts of magnetic circuit having permanent magnet
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • H01F7/121—Guiding or setting position of armatures, e.g. retaining armatures in their end position
    • H01F7/122—Guiding or setting position of armatures, e.g. retaining armatures in their end position by permanent magnets

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Electromagnets (AREA)
CA144,825A 1971-06-15 1972-06-15 Electro-mechanical transducer Expired CA955637A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2802371A GB1398083A (en) 1971-06-15 1971-06-15 Electro-mechanical transducer

Publications (1)

Publication Number Publication Date
CA955637A true CA955637A (en) 1974-10-01

Family

ID=10269027

Family Applications (1)

Application Number Title Priority Date Filing Date
CA144,825A Expired CA955637A (en) 1971-06-15 1972-06-15 Electro-mechanical transducer

Country Status (8)

Country Link
US (1) US3755699A (en)
JP (1) JPS542115B1 (en)
CA (1) CA955637A (en)
DE (1) DE2229332C3 (en)
FR (1) FR2141956B1 (en)
GB (1) GB1398083A (en)
IT (1) IT956559B (en)
SE (1) SE392372B (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4235153A (en) * 1978-11-02 1980-11-25 General Electric Company Linear motion, electromagnetic force motor
US4363980A (en) * 1979-06-05 1982-12-14 Polaroid Corporation Linear motor
US4315197A (en) * 1980-02-07 1982-02-09 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Linear magnetic motor/generator
DE3267952D1 (en) * 1981-03-21 1986-01-30 Vacuumschmelze Gmbh Magnetic drive system for producing linear movements
DE3665954D1 (en) * 1985-05-28 1989-11-02 Siemens Ag Retaining device for fire-preventing doors
US4631430A (en) * 1985-06-17 1986-12-23 Moog Inc. Linear force motor
US5017819A (en) * 1986-11-04 1991-05-21 North American Philips Corporation Linear magnetic spring and spring/motor combination
JPH01269722A (en) * 1988-04-22 1989-10-27 Toshiro Higuchi Magnetic control bearing unit
US4903578A (en) * 1988-07-08 1990-02-27 Allied-Signal Inc. Electropneumatic rotary actuator having proportional fluid valving
GB8819166D0 (en) * 1988-08-12 1988-09-14 Ass Elect Ind Magnetic actuator & permanent magnet
US5587615A (en) * 1994-12-22 1996-12-24 Bolt Beranek And Newman Inc. Electromagnetic force generator
DE19605412A1 (en) * 1996-02-14 1997-08-28 Voss Michael Dipl Ing Electrodynamic DC linear motor with active braking device
GB0005185D0 (en) * 2000-03-04 2000-04-26 Luk Lamellen & Kupplungsbau Gear engagement mechanisms
US20070210653A1 (en) * 2006-03-13 2007-09-13 Scanlon Matthew J Moving magnet actuator with counter-cogging end-ring and asymmetrical armature stroke
KR101024773B1 (en) * 2008-09-08 2011-03-24 엘에스산전 주식회사 Electromagnetic linear actuator
JP6029854B2 (en) * 2012-05-22 2016-11-24 ミネベア株式会社 Vibrator and vibration generator

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3351850A (en) * 1967-11-07 Electro-magnetic pickofp devices
FR1473957A (en) * 1965-12-24 1967-03-24 Messier Fa Magnetic AC motor and its applications to servo-mechanisms

Also Published As

Publication number Publication date
DE2229332B2 (en) 1980-03-13
SE392372B (en) 1977-03-21
GB1398083A (en) 1975-06-18
JPS542115B1 (en) 1979-02-02
FR2141956A1 (en) 1973-01-26
FR2141956B1 (en) 1977-12-23
IT956559B (en) 1973-10-10
DE2229332C3 (en) 1980-11-06
DE2229332A1 (en) 1973-01-11
US3755699A (en) 1973-08-28

Similar Documents

Publication Publication Date Title
AU463235B2 (en) Transducer
CA970874A (en) Electrostatic transducer
CA943208A (en) Displacement transducers
AU469106B2 (en) Transducers
CA955637A (en) Electro-mechanical transducer
CA837241A (en) Electromechanical transducer
CA963571A (en) Transducer
CA926456A (en) Transducer
CA951012A (en) Electromechanical transducer
CA982686A (en) Electrostatic transducer
CA991303A (en) Transducer
CA969637A (en) Pressure-to-electric transducer
CA941952A (en) Piezoelectric transducer assembly
CA862341A (en) Electro-mechanical transducer element
CA872939A (en) Electromechanical transducer
CA885139A (en) Magnetoelectrical transducer
CA865866A (en) Transducer
CA876538A (en) Transducer
CA882247A (en) Transducer
CA922420A (en) Photo-piezoelectric transducer
CA887807A (en) Fluidic-electro transducer
AU442032B2 (en) Electro-mechanical transducer
CA841833A (en) Piezoelectric transducer
CA841783A (en) Piezoelectric transducer
CA831592A (en) Electromechanical transducer