JP4163619B2 - アクチュエータ - Google Patents
アクチュエータ Download PDFInfo
- Publication number
- JP4163619B2 JP4163619B2 JP2003536642A JP2003536642A JP4163619B2 JP 4163619 B2 JP4163619 B2 JP 4163619B2 JP 2003536642 A JP2003536642 A JP 2003536642A JP 2003536642 A JP2003536642 A JP 2003536642A JP 4163619 B2 JP4163619 B2 JP 4163619B2
- Authority
- JP
- Japan
- Prior art keywords
- cylindrical
- release
- leg
- tooth portion
- actuator
- 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
Links
Images
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
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- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D41/00—Freewheels or freewheel clutches
- F16D41/20—Freewheels or freewheel clutches with expandable or contractable clamping ring or band
- F16D41/206—Freewheels or freewheel clutches with expandable or contractable clamping ring or band having axially adjacent coils, e.g. helical wrap-springs
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- 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
- F16H2025/2084—Perpendicular arrangement of drive motor to screw axis
-
- 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
- Y10T74/1836—Rotary to rotary
- Y10T74/18368—Inertia or centrifugal transmitters
-
- 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
- Y10T74/18696—Reciprocating or oscillating to or from alternating rotary including screw and nut including means to selectively transmit power [e.g., clutch, etc.]
Description
Claims (9)
- 作動要素(6)と可逆電気モータ(2)との間の伝動装置中に挿入される迅速解除装置を備え、前記迅速解除装置は、前記作動要素(6)を前記可逆電気モータ(2)から解放するとともに、前記作動要素(6)を前記可逆電気モータ(2)と前記迅速解除装置との間を延びる前記伝動装置の部分から解放するように構成されており、前記迅速解除装置は外側に湾曲した両端部を有する連結ばね(11)に取り囲まれた2つの円筒型連結部材(8,9)を備えており、前記両端部は、通常状態において当該円筒型連結部材(8,9)の回転と協動するように配置された円筒部材(12,13)にそれぞれ連結されており、前記2つの円筒部材(12,13)は、解除部材(14)と協動して前記連結ばね(11)の両端を互いに離間する方向に相対回転するように構成されており、これにより前記連結ばね(11)が前記円筒型連結部材(8,9)の少なくとも一方から解放されて、連結を完全もしくは部分的に解除するようになった構成のアクチュエータにおいて、
前記2つの円筒部材(12,13)は外歯を有しており、前記解除部材(14)はその外歯に噛合する対応歯部を有することにより前記円筒部材(12,13)を相互回転させるようになっており、
前記解除部材(14)は、前記円筒部材(12,13)の歯部と係合するための歯部(20)をそれぞれ備えている第1脚および第2脚(15)を具備していることを特徴とする、アクチュエータ。 - 前記円筒部材(12,13)は、曲面上に歯部を有していることを特徴とする、請求項1に記載のアクチュエータ。
- 前記円筒部材(12,13)は、端面上に歯部を有していることを特徴とする、請求項2に記載のアクチュエータ。
- 前記歯部は環状であることを特徴とする、請求項2または3に記載のアクチュエータ。
- 前記歯部の幅は前記円筒部材(12,13)の長さの一部分に対応することを特徴とする、請求項2または4に記載のアクチュエータ。
- 前記解除部材(14)はY字型であって、前記第1脚および前記第2脚(15)はそれぞれ前記円筒部材(12,13)に跨って乗ることを特徴とする、請求項1に記載のアクチュエータ。
- 前記脚は股部から下がったある距離までの平坦部を有しており、前記歯部(20)は前記脚(15)の先端部に配置されていることを特徴とする、請求項1に記載のアクチュエータ。
- 前記解除部材(14)は、前記歯部(20)が前記円筒部材(12,13)との噛合から外れた状態となる非作動位置にばね(18)に付勢されていることを特徴とする、請求項7に記載のアクチュエータ。
- 前記解除部材(14)は、操作ハンドルを備えたケーブル(19)に直接または間接的に連結されていることを特徴とする、請求項8に記載のアクチュエータ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK200101448A DK174879B1 (da) | 2001-10-03 | 2001-10-03 | Aktuator |
PCT/DK2002/000655 WO2003033946A1 (en) | 2001-10-03 | 2002-10-02 | An actuator |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005536689A JP2005536689A (ja) | 2005-12-02 |
JP4163619B2 true JP4163619B2 (ja) | 2008-10-08 |
Family
ID=8160747
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003536642A Expired - Fee Related JP4163619B2 (ja) | 2001-10-03 | 2002-10-02 | アクチュエータ |
Country Status (9)
Country | Link |
---|---|
US (1) | US7047834B2 (ja) |
EP (1) | EP1432930B1 (ja) |
JP (1) | JP4163619B2 (ja) |
CN (1) | CN100381731C (ja) |
AT (1) | ATE292260T1 (ja) |
DE (1) | DE60203527T2 (ja) |
DK (1) | DK174879B1 (ja) |
ES (1) | ES2240851T3 (ja) |
WO (1) | WO2003033946A1 (ja) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1800024B1 (en) * | 2004-10-15 | 2013-06-19 | Linak A/S | A linear actuator |
GB0514392D0 (en) * | 2005-07-13 | 2005-08-17 | Huntleigh Technology Plc | Actuator assembly and override control system |
HUE028346T2 (en) | 2005-07-13 | 2016-12-28 | Linak As | Operator means for determining the position of the actuator |
US7935901B2 (en) * | 2005-07-13 | 2011-05-03 | Linak A/S | Actuator assembly and bed |
US7934459B2 (en) * | 2005-09-20 | 2011-05-03 | Brian Frazier | Ergonomic workstation with raising and lowering elements |
WO2007037214A1 (ja) * | 2005-09-28 | 2007-04-05 | Mitsuba Corporation | リニアアクチュエータ |
TWM296325U (en) * | 2005-12-27 | 2006-08-21 | Jaeger Ind Co Ltd | Linear transmission device with quick-release function |
RU2416863C2 (ru) * | 2006-06-13 | 2011-04-20 | Линак А/С | Исполнительный механизм |
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 |
JP5225599B2 (ja) * | 2007-03-30 | 2013-07-03 | 株式会社ミツバ | ベッド用リニアアクチュエータ |
US7659647B2 (en) * | 2007-06-20 | 2010-02-09 | I-Trust Better Life Corp | Linear actuator |
WO2009039853A2 (en) | 2007-09-27 | 2009-04-02 | Linak A/S | Linear actuator |
WO2009086831A1 (en) * | 2008-01-12 | 2009-07-16 | Linak A/S | Linear actuator |
JP5738884B2 (ja) | 2009-12-04 | 2015-06-24 | リナック エー/エス | リニアアクチュエータ |
TWM400533U (en) * | 2010-10-25 | 2011-03-21 | Moteck Electric Corp | Release device for electric pushing rod |
CN102410350B (zh) * | 2011-08-03 | 2014-08-27 | 力纳克传动系统(深圳)有限公司 | 快速释放传动器 |
US10153678B2 (en) * | 2014-08-19 | 2018-12-11 | Linak A/S | Linear actuator |
EP3228486B1 (en) * | 2016-04-06 | 2020-05-06 | Lg Electronics Inc. | Safety device for vehicle |
US11035446B2 (en) | 2018-03-08 | 2021-06-15 | Linak A/S | Linear actuator |
WO2020182258A1 (en) | 2019-03-13 | 2020-09-17 | Linak A/S | Linear actuator |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2881619A (en) * | 1957-04-23 | 1959-04-14 | Richard J Fox | Coaxial control rod drive mechanism for neutronic reactors |
US3258985A (en) * | 1964-03-23 | 1966-07-05 | Jordan Controls Inc | Control apparatus for valve actuator |
DE1921252B2 (de) * | 1969-04-25 | 1973-03-01 | Betzing, Rudolf, 4270 Altendorf-Ulfkotte | Schraubgetriebe fuer mechanisches stellzeug, insbesondere bremsluefter |
US4715315A (en) * | 1983-03-29 | 1987-12-29 | Burford Corp. | Dispenser for particulate material |
US4858481A (en) * | 1985-05-13 | 1989-08-22 | Brunswick Valve & Control, Inc. | Position controlled linear actuator |
US5117700A (en) * | 1991-02-25 | 1992-06-02 | Ross-Hime Designs, Incorporated | Miniature linear actuator |
DK86292A (da) * | 1992-06-30 | 1993-12-31 | Linak As | Lineaer aktuator |
US5329657A (en) * | 1992-10-21 | 1994-07-19 | Stryker Corporation | Quick release coupling for head section of a hospital bed |
DK171715B1 (da) * | 1994-05-31 | 1997-04-01 | Linak As | Lineær aktuator |
GB9415648D0 (en) * | 1994-08-03 | 1994-09-21 | Rotork Controls | Differential drive linear actuator |
DK151096A (da) * | 1996-12-23 | 1998-07-17 | Linak As | Lineær aktuator |
NL1007296C2 (nl) * | 1997-10-16 | 1999-04-19 | Skf Ind Trading & Dev | Modulaire actuator, alsmede remklauw met een dergelijke actuator. |
DE20008415U1 (de) * | 2000-05-11 | 2001-09-13 | Cameron Gmbh | Betätigungsvorrichtung |
EP1322876B1 (en) | 2000-10-03 | 2005-08-10 | Linak A/S | A linear actuator |
JP4041738B2 (ja) * | 2001-01-12 | 2008-01-30 | テンテ・ゲーエムベーハー・ウント・ツェーオー・カーゲー | 電気モータにより駆動されるキャスタ型ローラ |
-
2001
- 2001-10-03 DK DK200101448A patent/DK174879B1/da not_active IP Right Cessation
-
2002
- 2002-10-02 ES ES02801280T patent/ES2240851T3/es not_active Expired - Lifetime
- 2002-10-02 CN CNB028195299A patent/CN100381731C/zh not_active Expired - Fee Related
- 2002-10-02 EP EP02801280A patent/EP1432930B1/en not_active Expired - Lifetime
- 2002-10-02 AT AT02801280T patent/ATE292260T1/de not_active IP Right Cessation
- 2002-10-02 JP JP2003536642A patent/JP4163619B2/ja not_active Expired - Fee Related
- 2002-10-02 US US10/491,334 patent/US7047834B2/en not_active Expired - Lifetime
- 2002-10-02 DE DE60203527T patent/DE60203527T2/de not_active Expired - Lifetime
- 2002-10-02 WO PCT/DK2002/000655 patent/WO2003033946A1/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
EP1432930B1 (en) | 2005-03-30 |
DK174879B1 (da) | 2004-01-19 |
US20040194564A1 (en) | 2004-10-07 |
EP1432930A1 (en) | 2004-06-30 |
ATE292260T1 (de) | 2005-04-15 |
DE60203527T2 (de) | 2006-02-09 |
US7047834B2 (en) | 2006-05-23 |
CN1564917A (zh) | 2005-01-12 |
DE60203527D1 (de) | 2005-05-04 |
ES2240851T3 (es) | 2005-10-16 |
CN100381731C (zh) | 2008-04-16 |
DK200101448A (da) | 2003-04-04 |
JP2005536689A (ja) | 2005-12-02 |
WO2003033946A1 (en) | 2003-04-24 |
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