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GB2315371B - Linear actuator - Google Patents

Linear actuator

Info

Publication number
GB2315371B
GB2315371B GB9714311A GB9714311A GB2315371B GB 2315371 B GB2315371 B GB 2315371B GB 9714311 A GB9714311 A GB 9714311A GB 9714311 A GB9714311 A GB 9714311A GB 2315371 B GB2315371 B GB 2315371B
Authority
GB
United Kingdom
Prior art keywords
linear actuator
actuator
linear
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 - Fee Related
Application number
GB9714311A
Other versions
GB2315371A (en
GB9714311D0 (en
Inventor
Susumu Takada
Kazuya Tamura
Kunihisa Kaneko
Nobuhiro Fujiwara
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.)
SMC Corp
Original Assignee
SMC Corp
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 SMC Corp filed Critical SMC Corp
Publication of GB9714311D0 publication Critical patent/GB9714311D0/en
Publication of GB2315371A publication Critical patent/GB2315371A/en
Application granted granted Critical
Publication of GB2315371B publication Critical patent/GB2315371B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/088—Characterised by the construction of the motor unit the motor using combined actuation, e.g. electric and fluid actuation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/1423—Component parts; Constructional details
    • F15B15/148—Lost-motion means between the piston and the output
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/20—Other details, e.g. assembly with regulating devices
    • F15B15/28—Means for indicating the position, e.g. end of stroke
    • F15B15/2815—Position sensing, i.e. means for continuous measurement of position, e.g. LVDT
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
    • H02K41/02—Linear motors; Sectional motors
    • H02K41/035—DC motors; Unipolar motors
    • H02K41/0352—Unipolar motors
    • H02K41/0354—Lorentz force motors, e.g. voice coil motors
    • H02K41/0356—Lorentz force motors, e.g. voice coil motors moving along a straight path
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Electromagnetism (AREA)
  • Actuator (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Manipulator (AREA)
GB9714311A 1996-07-12 1997-07-07 Linear actuator Expired - Fee Related GB2315371B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20284096A JP3728023B2 (en) 1996-07-12 1996-07-12 Linear actuator

Publications (3)

Publication Number Publication Date
GB9714311D0 GB9714311D0 (en) 1997-09-10
GB2315371A GB2315371A (en) 1998-01-28
GB2315371B true GB2315371B (en) 1998-10-21

Family

ID=16464069

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9714311A Expired - Fee Related GB2315371B (en) 1996-07-12 1997-07-07 Linear actuator

Country Status (4)

Country Link
JP (1) JP3728023B2 (en)
KR (1) KR100270901B1 (en)
DE (1) DE19727344C2 (en)
GB (1) GB2315371B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6468082B1 (en) 1997-09-17 2002-10-22 Advanced Motion Technologies, Llc Motion-imparting apparatus
WO1999014724A1 (en) * 1997-09-17 1999-03-25 Advanced Motion Technologies Llc Motion-imparting apparatus
DE102004017897B4 (en) * 2004-04-13 2008-03-20 Festo Ag & Co. Linear drive device with thrust support
NL1026509C2 (en) * 2004-06-28 2005-12-30 Janssen Prec Engineering B V A long-stroke actuator with a high bearing capacity and nanometer resolution which can also be used as a vibration isolator.
US7207177B2 (en) 2004-07-28 2007-04-24 Festo Ag & Co. Position control device for an electrical-fluid power drive and a method of positioning
ES2309425T3 (en) * 2004-07-30 2008-12-16 FESTO AG & CO. KG DEVICE FOR THE CONTROL OF POSITION OF AN ELECTRO-FLUIDOTECHNICAL DRIVING AND PROCEDURE FOR POSITION CONTROL.
DE102009026605A1 (en) * 2009-05-29 2010-12-02 Metso Paper, Inc. Hydraulic system for a machine for producing a fibrous web
JP6535172B2 (en) * 2015-01-28 2019-06-26 日本トムソン株式会社 Vertical shaft slide device incorporating a moving coil type linear motor
DE102017117280B4 (en) * 2017-05-17 2018-12-06 Schaeffler Technologies AG & Co. KG Hydraulic clutch actuation system with dust protection

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1550067A (en) * 1976-10-28 1979-08-08 Inoue Japax Res Drive assembly

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4628499A (en) * 1984-06-01 1986-12-09 Scientific-Atlanta, Inc. Linear servoactuator with integrated transformer position sensor
DE3702369A1 (en) * 1987-01-27 1988-08-04 Inst Chidravlika I Pnevmatika Positioning device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1550067A (en) * 1976-10-28 1979-08-08 Inoue Japax Res Drive assembly

Also Published As

Publication number Publication date
DE19727344C2 (en) 2003-08-14
GB2315371A (en) 1998-01-28
JPH1030611A (en) 1998-02-03
GB9714311D0 (en) 1997-09-10
JP3728023B2 (en) 2005-12-21
KR980012827A (en) 1998-04-30
KR100270901B1 (en) 2000-12-01
DE19727344A1 (en) 1998-02-05

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20130707