WO2003049263A1 - Linear actuator - Google Patents

Linear actuator Download PDF

Info

Publication number
WO2003049263A1
WO2003049263A1 PCT/JP2002/012320 JP0212320W WO03049263A1 WO 2003049263 A1 WO2003049263 A1 WO 2003049263A1 JP 0212320 W JP0212320 W JP 0212320W WO 03049263 A1 WO03049263 A1 WO 03049263A1
Authority
WO
WIPO (PCT)
Prior art keywords
stator
moving element
linear actuator
iron piece
reciprocate
Prior art date
Application number
PCT/JP2002/012320
Other languages
English (en)
French (fr)
Inventor
Hiroshi Nakagawa
Kazumichi Kato
Toshio Miki
Minoru Maeda
Takashi Fukunaga
Kozo Furutani
Toshiya Sugimoto
Original Assignee
Shinko Electric Co., 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
Priority claimed from JP2002033068A external-priority patent/JP2003250256A/ja
Priority claimed from JP2002033064A external-priority patent/JP3873764B2/ja
Priority claimed from JP2002033067A external-priority patent/JP2003235232A/ja
Priority claimed from JP2002143954A external-priority patent/JP2003339147A/ja
Priority claimed from JP2002143955A external-priority patent/JP2003339145A/ja
Application filed by Shinko Electric Co., Ltd. filed Critical Shinko Electric Co., Ltd.
Priority to EP02788660A priority Critical patent/EP1463186B8/en
Priority to US10/497,678 priority patent/US7382067B2/en
Priority to KR1020047008054A priority patent/KR100918507B1/ko
Publication of WO2003049263A1 publication Critical patent/WO2003049263A1/ja
Priority to HK04108747.5A priority patent/HK1065898A1/xx
Priority to US12/106,392 priority patent/US7476990B2/en

Links

Classifications

    • 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
    • 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
    • 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
    • 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
    • H02K33/16—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with polarised armatures moving in alternate directions by reversal or energisation of a single coil system
    • 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
    • H02K41/025—Asynchronous motors
    • 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
    • H02K41/03—Synchronous motors; Motors moving step by step; Reluctance motors
    • 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
    • H02K41/03—Synchronous motors; Motors moving step by step; Reluctance motors
    • H02K41/031—Synchronous motors; Motors moving step by step; Reluctance motors of the permanent magnet type
    • H02K41/033—Synchronous motors; Motors moving step by step; Reluctance motors of the permanent magnet type with armature and magnets on one member, the other member being a flux distributor
    • 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
    • H01F7/081—Magnetic constructions
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
    • H02K21/38—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with rotating flux distributors, and armatures and magnets both stationary
    • H02K21/44—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with rotating flux distributors, and armatures and magnets both stationary with armature windings wound upon the magnets
    • 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
    • H02K7/08—Structural association with bearings
    • H02K7/085—Structural association with bearings radially supporting the rotary shaft at only one end of the rotor

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Linear Motors (AREA)
PCT/JP2002/012320 2001-12-03 2002-11-26 Linear actuator WO2003049263A1 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP02788660A EP1463186B8 (en) 2001-12-03 2002-11-26 Linear actuator
US10/497,678 US7382067B2 (en) 2001-12-03 2002-11-26 Linear actuator
KR1020047008054A KR100918507B1 (ko) 2001-12-03 2002-11-26 리니어 액튜에이터
HK04108747.5A HK1065898A1 (en) 2001-12-03 2004-11-06 Linear actuator
US12/106,392 US7476990B2 (en) 2001-12-03 2008-04-21 Linear actuator

Applications Claiming Priority (14)

Application Number Priority Date Filing Date Title
JP2001369378 2001-12-03
JP2001-369378 2001-12-03
JP2001-383756 2001-12-17
JP2001383756 2001-12-17
JP2002-33064 2002-02-08
JP2002033068A JP2003250256A (ja) 2001-09-26 2002-02-08 リニアアクチュエータ
JP2002033064A JP3873764B2 (ja) 2002-02-08 2002-02-08 リニアアクチュエータ
JP2002-33068 2002-02-08
JP2002033067A JP2003235232A (ja) 2001-09-26 2002-02-08 リニアアクチュエータ
JP2002-33067 2002-02-08
JP2002143954A JP2003339147A (ja) 2002-05-20 2002-05-20 リニアアクチュエータ
JP2002-143955 2002-05-20
JP2002-143954 2002-05-20
JP2002143955A JP2003339145A (ja) 2002-05-20 2002-05-20 リニアアクチュエータ

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US10497678 A-371-Of-International 2002-11-26
US12/106,392 Division US7476990B2 (en) 2001-12-03 2008-04-21 Linear actuator

Publications (1)

Publication Number Publication Date
WO2003049263A1 true WO2003049263A1 (en) 2003-06-12

Family

ID=27567084

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2002/012320 WO2003049263A1 (en) 2001-12-03 2002-11-26 Linear actuator

Country Status (7)

Country Link
US (2) US7382067B2 (ja)
EP (1) EP1463186B8 (ja)
KR (1) KR100918507B1 (ja)
CN (1) CN100553084C (ja)
HK (1) HK1065898A1 (ja)
TW (1) TWI263391B (ja)
WO (1) WO2003049263A1 (ja)

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TWI263391B (en) 2006-10-01
US7476990B2 (en) 2009-01-13
KR100918507B1 (ko) 2009-09-24
HK1065898A1 (en) 2005-03-04
CN1618161A (zh) 2005-05-18
EP1463186B1 (en) 2012-10-31
EP1463186A4 (en) 2007-08-29
US7382067B2 (en) 2008-06-03
CN100553084C (zh) 2009-10-21
KR20040088472A (ko) 2004-10-16
US20050057101A1 (en) 2005-03-17
EP1463186B8 (en) 2013-01-09
US20080197719A1 (en) 2008-08-21
TW200301035A (en) 2003-06-16
EP1463186A1 (en) 2004-09-29

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