DK1134454T3 - En mötrikenhed til en lineær aktuator - Google Patents

En mötrikenhed til en lineær aktuator

Info

Publication number
DK1134454T3
DK1134454T3 DK01108136T DK01108136T DK1134454T3 DK 1134454 T3 DK1134454 T3 DK 1134454T3 DK 01108136 T DK01108136 T DK 01108136T DK 01108136 T DK01108136 T DK 01108136T DK 1134454 T3 DK1134454 T3 DK 1134454T3
Authority
DK
Denmark
Prior art keywords
linear actuator
nut unit
nut
unit
actuator
Prior art date
Application number
DK01108136T
Other languages
English (en)
Inventor
Bent Jensen
Original Assignee
Linak As
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 Linak As filed Critical Linak As
Application granted granted Critical
Publication of DK1134454T3 publication Critical patent/DK1134454T3/da

Links

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
    • F16H25/24—Elements essential to such mechanisms, e.g. screws, nuts
    • F16H25/2472—Safety nuts
    • 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
    • F16H25/205—Screw mechanisms comprising alternate power paths, e.g. for fail safe back-up
    • 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
    • F16H2025/2062—Arrangements for driving the actuator
    • F16H2025/2071—Disconnecting drive source from the actuator, e.g. using clutches for release of drive connection during manual control
    • 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
    • F16H2025/2062—Arrangements for driving the actuator
    • F16H2025/2081—Parallel arrangement of drive motor to screw 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
    • F16H2025/2062—Arrangements for driving the actuator
    • F16H2025/209—Arrangements for driving the actuator using worm gears
    • 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
    • F16H2025/2062—Arrangements for driving the actuator
    • F16H2025/2093—Arrangements for driving the actuator using conical gears
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49881—Assembling or joining of separate helix [e.g., screw thread]
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49908—Joining by deforming
    • Y10T29/49925—Inward deformation of aperture or hollow body wall
    • Y10T29/49927—Hollow body is axially joined cup or tube
    • 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
    • Y10T403/00—Joints and connections
    • Y10T403/49—Member deformed in situ
    • Y10T403/4958—Separate deforming means remains with joint assembly
    • 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
    • Y10T74/186—Alternate power path operable on failure of primary
    • 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
    • Y10T74/18744—Lubrication

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)
DK01108136T 1994-12-23 1995-12-27 En mötrikenhed til en lineær aktuator DK1134454T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK148594 1994-12-23

Publications (1)

Publication Number Publication Date
DK1134454T3 true DK1134454T3 (da) 2004-08-02

Family

ID=8105337

Family Applications (2)

Application Number Title Priority Date Filing Date
DK01108136T DK1134454T3 (da) 1994-12-23 1995-12-27 En mötrikenhed til en lineær aktuator
DK95941609T DK0795095T3 (da) 1994-12-23 1995-12-27 Lineær aktuator samt fremgangsmåde til fremstilling af en lineær aktuator

Family Applications After (1)

Application Number Title Priority Date Filing Date
DK95941609T DK0795095T3 (da) 1994-12-23 1995-12-27 Lineær aktuator samt fremgangsmåde til fremstilling af en lineær aktuator

Country Status (6)

Country Link
US (1) US5918505A (da)
EP (2) EP0795095B1 (da)
AU (1) AU4298896A (da)
DE (2) DE69523472T2 (da)
DK (2) DK1134454T3 (da)
WO (1) WO1996020361A1 (da)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6584628B1 (en) 1995-08-04 2003-07-01 Hill-Rom Services, Inc. Hospital bed having a rotational therapy device
US7296312B2 (en) 2002-09-06 2007-11-20 Hill-Rom Services, Inc. Hospital bed
BR0016875A (pt) 1999-12-29 2003-06-17 Hill Rom Services Inc Suporte de paciente, colchão configurado para suportar um paciente, método para suportar um paciente, método de manter alìvio de pressão no calcanhar de um paciente, sistema de pressão para uso com um colchão de suporte de paciente, e, armação para um suporte de paciente
US6595144B1 (en) 2000-05-17 2003-07-22 Suspa Incorporated Adjustable leg assembly
JP2002340131A (ja) * 2001-05-15 2002-11-27 Nsk Ltd ボールねじ
DE20214565U1 (de) * 2002-09-20 2004-03-04 Dewert Antriebs- Und Systemtechnik Gmbh & Co Kg Elektromotorischer Möbelantrieb
US20040067406A1 (en) * 2002-10-03 2004-04-08 David Champion Fuel cell manifold
ATE326654T1 (de) * 2003-03-19 2006-06-15 Skf Ab Sicherheitsmutter und aufnahmeteil für eine sicherheitsmutter für einen linearantrieb
US7152496B2 (en) * 2003-11-14 2006-12-26 Jaegar Industrial Co. Ltd. Screw nut assembly of linear actuation device
WO2006034711A1 (en) * 2004-09-29 2006-04-06 Linak A/S A linear actuator
US8725438B2 (en) * 2004-09-30 2014-05-13 Linak A/S Linear actuator
DE502005009819D1 (de) 2004-12-22 2010-08-12 Skf Ab Gewindemuttereinrichtung für eine Linearantriebsvorrichtung
JP2009519787A (ja) * 2005-12-19 2009-05-21 テックミン ピーティーワイ リミテッド 医療装置の管理と表示
US7482544B2 (en) * 2006-06-30 2009-01-27 I-Trust Better Life Corp. Lift chair and a chair base frame with an actuator for use therewith
US20080168852A1 (en) * 2007-01-16 2008-07-17 Hiwin Mikrosystem Corp. Nut assembly for linear actuator leadscrew
JP4310347B2 (ja) 2007-03-16 2009-08-05 本田技研工業株式会社 送りねじ機構
DE102008028335B3 (de) * 2008-06-13 2010-05-06 Limoss Gmbh & Co. Kg Linearer Stellantieb für Sitz- und/oder Liegemöbel
US8960031B2 (en) * 2009-09-01 2015-02-24 Parker-Hannifin Corporation Aircraft stabilizer actuator
DE112010003770T5 (de) * 2009-09-25 2012-10-11 Mclaren Performance Technologies, Inc. Verkörnte Mutter und Flansch zur Getriebeunterstützung
DE202010005287U1 (de) * 2010-04-22 2011-08-26 Dewert Antriebs- Und Systemtechnik Gmbh Elektromotorischer Möbelantrieb
DE102010062561A1 (de) 2010-12-07 2012-06-14 Hanning Elektro-Werke Gmbh & Co. Kg Sicherungsvorrichtung für Verstellantriebe
DE202011000964U1 (de) * 2011-04-21 2012-07-23 Dewert Antriebs- Und Systemtechnik Gmbh Elektromotorischer Linearantrieb
DE202012002880U1 (de) 2012-03-22 2012-07-24 Hanning Elektro-Werke Gmbh & Co. Kg Sicherungsvorrichtung für Verstellantriebe
EP2873400B1 (en) 2013-11-18 2018-01-31 Völker GmbH Person support apparatus

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL111314C (da) * 1958-06-24
US3464472A (en) * 1967-04-21 1969-09-02 Huck Mfg Co Swage type fasteners having sealant relief passages in collars
US4307799A (en) * 1979-12-05 1981-12-29 Andco Actuator Products, Inc. Linear actuator
DE3036940A1 (de) * 1980-09-30 1982-05-13 Siemens AG, 1000 Berlin und 8000 München Schrauben-mutter-transmission zum vertikalen verschieben einer last
DE3146995A1 (de) * 1981-11-26 1983-06-01 Böllhoff & Co GmbH & Co KG, 4800 Bielefeld Gewindeeinsatz
US4644811A (en) * 1985-06-19 1987-02-24 The United States Of America As Represented By The Secretary Of The Air Force Termination load carrying device
FR2621666B1 (fr) * 1987-10-08 1990-02-23 Rockwell Cim Verin a vis a securite de surcharge pour element deplacable, tel qu'un siege
US4846011A (en) * 1988-02-29 1989-07-11 Gaffney Edward J Clutch assembly
US4934203A (en) * 1989-01-06 1990-06-19 Bailey Thomas R Power arm
US4939945A (en) * 1989-04-13 1990-07-10 Ryder International Corp. Gearbox drive system with plastic output gear
US4983084A (en) * 1989-09-26 1991-01-08 Northrop Corporation Double locked threaded fastener
US4983085A (en) * 1989-09-26 1991-01-08 Northrop Corporation Threaded lockable fastener with swaged collar
DK155291A (da) * 1991-09-04 1993-03-05 Linak As Aktuator
GB2263465B (en) * 1992-01-09 1995-05-31 Link Miles Ltd Electrically powered actuator
DK86292A (da) * 1992-06-30 1993-12-31 Linak As Lineaer aktuator
DK171217B1 (da) * 1992-09-01 1996-07-29 Linak As Lineær aktuator
US5366331A (en) * 1993-02-10 1994-11-22 General Electric Company Shape memory lock fastener

Also Published As

Publication number Publication date
EP1134454A3 (en) 2001-10-24
DE69523472T2 (de) 2002-07-18
EP1134454A2 (en) 2001-09-19
EP1134454B1 (en) 2004-03-31
DK0795095T3 (da) 2002-02-18
US5918505A (en) 1999-07-06
WO1996020361A1 (en) 1996-07-04
AU4298896A (en) 1996-07-19
DE69532836T2 (de) 2005-02-10
DE69523472D1 (de) 2001-11-29
DE69532836D1 (de) 2004-05-06
EP0795095B1 (en) 2001-10-24
EP0795095A1 (en) 1997-09-17

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