KR20110119653A - 리니어 액추에이터 및 포크리프트 - Google Patents

리니어 액추에이터 및 포크리프트 Download PDF

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Publication number
KR20110119653A
KR20110119653A KR1020117017030A KR20117017030A KR20110119653A KR 20110119653 A KR20110119653 A KR 20110119653A KR 1020117017030 A KR1020117017030 A KR 1020117017030A KR 20117017030 A KR20117017030 A KR 20117017030A KR 20110119653 A KR20110119653 A KR 20110119653A
Authority
KR
South Korea
Prior art keywords
roller
screw shaft
screw
rolling
frank
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Withdrawn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
KR1020117017030A
Other languages
English (en)
Korean (ko)
Inventor
이사오 하야세
겐지 히라꾸
히로유끼 야마다
마사미 오찌아이
유우이찌 야나기
노부야 세끼야마
Original Assignee
히다찌 겐끼 가부시키가이샤
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 히다찌 겐끼 가부시키가이샤 filed Critical 히다찌 겐끼 가부시키가이샤
Publication of KR20110119653A publication Critical patent/KR20110119653A/ko
Withdrawn legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H25/22—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/08—Masts; Guides; Chains
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/20—Means for actuating or controlling masts, platforms, or forks
    • B66F9/24—Electrical devices or systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H25/22—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members
    • F16H25/2247—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with rollers
    • F16H25/2261—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with rollers arranged substantially perpendicular to the screw shaft axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H25/24—Elements essential to such mechanisms, e.g. screws, nuts
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/18—Mechanical movements
    • Y10T74/18568—Reciprocating or oscillating to or from alternating rotary
    • Y10T74/18576—Reciprocating or oscillating to or from alternating rotary including screw and nut

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical & Material Sciences (AREA)
  • Transmission Devices (AREA)
  • Forklifts And Lifting Vehicles (AREA)
  • Rolling Contact Bearings (AREA)
KR1020117017030A 2009-01-23 2009-12-25 리니어 액추에이터 및 포크리프트 Withdrawn KR20110119653A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009013006A JP5284124B2 (ja) 2009-01-23 2009-01-23 リニアアクチュエータ及びフォークリフト
JPJP-P-2009-013006 2009-01-23

Publications (1)

Publication Number Publication Date
KR20110119653A true KR20110119653A (ko) 2011-11-02

Family

ID=42355756

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020117017030A Withdrawn KR20110119653A (ko) 2009-01-23 2009-12-25 리니어 액추에이터 및 포크리프트

Country Status (6)

Country Link
US (1) US20120012425A1 (enExample)
EP (1) EP2390532A1 (enExample)
JP (1) JP5284124B2 (enExample)
KR (1) KR20110119653A (enExample)
CN (1) CN102292568A (enExample)
WO (1) WO2010084693A1 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5178675B2 (ja) * 2009-09-28 2013-04-10 日立建機株式会社 リニアアクチュエータ
JP2012189172A (ja) * 2011-03-11 2012-10-04 Hitachi Constr Mach Co Ltd リニアアクチュエータ装置
US9188211B2 (en) 2011-12-14 2015-11-17 Hitachi, Ltd. Roller screw
JP2013130281A (ja) * 2011-12-22 2013-07-04 Hitachi Ltd ローラねじ
JP6016534B2 (ja) * 2012-09-03 2016-10-26 ユニキャリア株式会社 電動式リフト装置およびこの電動式リフト装置を使用したフォークリフト
KR102549643B1 (ko) 2015-07-17 2023-07-03 크라운 이큅먼트 코포레이션 산업용 차량을 위한 그래픽 사용자 인터페이스를 갖는 처리 장치
AU2017363525A1 (en) 2016-11-22 2019-07-11 Crown Equipment Corporation User interface device for industrial vehicle
EP3388715B1 (en) 2017-04-12 2023-12-13 Goodrich Actuation Systems Limited A power door operating system for an aircraft comprising a linear actuator
JP7092469B2 (ja) * 2017-06-29 2022-06-28 日本電産サンキョー株式会社 産業用ロボットのハンドおよび産業用ロボット
US12304787B2 (en) 2022-01-13 2025-05-20 Tata Consultancy Services Limited Chassis with an integrated fork assembly for autonomous mobile robots and autonomous guided vehicles
CZ310045B6 (cs) * 2022-07-19 2024-06-12 České vysoké učení technické v Praze Pohybový závitový mechanizmus

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US431067A (en) * 1890-07-01 Anti-friction gearing for threaded rods
US1407124A (en) * 1920-08-24 1922-02-21 William C Carr Elevator truck
US2488256A (en) * 1944-03-07 1949-11-15 Electrolux Corp Ball bearing jack screw
US2393764A (en) * 1944-04-22 1946-01-29 Frank Louis Adjustable nut
US2938400A (en) * 1956-02-02 1960-05-31 John T Gondek Screw thread
CH437700A (fr) * 1965-07-22 1967-06-15 Villars Julio Elévateur pour automobiles
DE3225496A1 (de) * 1982-07-08 1984-01-12 AMD-Vertriebsgesellschaft für Antriebstechnik mbH, 5800 Hagen Linearantrieb mit gewindespindel und waelzringmutter
JPS60136661A (ja) * 1983-12-24 1985-07-20 Kazuo Fujita ロ−ラスクリユウ
JPS6140770U (ja) * 1984-08-20 1986-03-14 ソニー株式会社 ヘツドのねじ送り機構
US5533417A (en) * 1993-04-12 1996-07-09 Hughes Aircraft Company Leadscrew assembly
SE505153C2 (sv) * 1996-08-23 1997-07-07 Kolungen Ab Element för omvandlande av en skruvspindels vridrörelse till axiell rörelse hos en mutter
JP2001106493A (ja) * 1999-10-08 2001-04-17 Murata Mach Ltd 無人フォークリフト
US7143661B2 (en) * 2002-10-15 2006-12-05 Raytheon Company Leadscrew mechanical drive with differential leadscrew follower structure and brake
JP2004190767A (ja) 2002-12-10 2004-07-08 Nsk Ltd ローラねじ装置
WO2007066965A1 (en) * 2005-12-07 2007-06-14 Winner Bearings Co., Ltd. Bearing screw feed device
US20090308192A1 (en) * 2008-06-17 2009-12-17 Hiwin Technologies Corp. Ball screw device having bearing members of different load

Also Published As

Publication number Publication date
CN102292568A (zh) 2011-12-21
WO2010084693A1 (ja) 2010-07-29
JP5284124B2 (ja) 2013-09-11
US20120012425A1 (en) 2012-01-19
EP2390532A1 (en) 2011-11-30
JP2010169205A (ja) 2010-08-05

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Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20110721

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid