FI92746B - Hydraulisk manöverenhet, speciellt för lyftning av en last, såsom en sjukhusbädd - Google Patents

Hydraulisk manöverenhet, speciellt för lyftning av en last, såsom en sjukhusbädd Download PDF

Info

Publication number
FI92746B
FI92746B FI893123A FI893123A FI92746B FI 92746 B FI92746 B FI 92746B FI 893123 A FI893123 A FI 893123A FI 893123 A FI893123 A FI 893123A FI 92746 B FI92746 B FI 92746B
Authority
FI
Finland
Prior art keywords
valve
pressure
line
branch line
pressure accumulator
Prior art date
Application number
FI893123A
Other languages
English (en)
Finnish (fi)
Other versions
FI893123A (sv
FI92746C (sv
FI893123A0 (sv
Inventor
Frederik Wilhelm Schmale
Original Assignee
Applied Power Inc
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 Applied Power Inc filed Critical Applied Power Inc
Publication of FI893123A0 publication Critical patent/FI893123A0/sv
Publication of FI893123A publication Critical patent/FI893123A/sv
Publication of FI92746B publication Critical patent/FI92746B/sv
Application granted granted Critical
Publication of FI92746C publication Critical patent/FI92746C/sv

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
    • A61G7/002—Beds specially adapted for nursing; Devices for lifting patients or disabled persons having adjustable mattress frame
    • A61G7/018—Control or drive mechanisms
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
    • A61G7/002—Beds specially adapted for nursing; Devices for lifting patients or disabled persons having adjustable mattress frame
    • A61G7/012—Beds specially adapted for nursing; Devices for lifting patients or disabled persons having adjustable mattress frame raising or lowering of the whole mattress frame
    • 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
    • F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
    • F15B1/02—Installations or systems with accumulators
    • F15B1/027—Installations or systems with accumulators having accumulator charging devices
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G2203/00—General characteristics of devices
    • A61G2203/70—General characteristics of devices with special adaptations, e.g. for safety or comfort
    • A61G2203/72—General characteristics of devices with special adaptations, e.g. for safety or comfort for collision prevention

Landscapes

  • Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Nursing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Invalid Beds And Related Equipment (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Accommodation For Nursing Or Treatment Tables (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)

Claims (2)

1. Hydraulisk styrenhet, i synnerhet för att lyfta upp en last, t.ex. en sjukhussäng, vilken enhet omfattar 5 en tank (13) för hydraulvätska och en hydraulisk cylinder (10) , som är kopplad till tanken genom en matningsledning (11) , som innehäller en med ventilmedel försedd hydraulisk kolvpump (12) och genom en ätergängsledning (18), som innehäller en ventil (19) och en normalt stängd reducerven- 10 til (20), varvid en grenledning (14) leder till en hyd-raulvätskeackumulator (15), vilken ledning förgrenas frän matningsledningen (11) i ett ställe mellan cylinder (10) och ventilmedlen, varvid en backventil (16) är anordnad i matningsledningen (11) i ett ställe mellan grenledningen 15 och cylindern, medan en tryckberoende öppning (17) är anordnad mellan backventilen (16) och en till tryckvätskeac-kumulatorn (15) ledande grenledning, känneteck-n a d av att en multipelstyrd backventil (21,22,23) av differentialtyp Mr anordnad i grenledningen (14) till ac-20 kumulatorn (15), varvid differentialspoleelementets (22) största och minsta ändytor utsätts för trycket i grenledningen, medan spolelementets (22) differentialyta utsätts för trycket i en ledning (24), som förgrenas frän äter-gängsledningen (18) i ett ställe mellan öppningen (19) och 25 reducerventilen (20), pä sä sätt, att trycket i grenledningen (14) tili ackumulatorn (15) strävar tili att öppna spolelementet (22) och därigenom ocksä backventilen (23), medan trycket i den andra grenledningen (24) strävar tili att föra in spolelementet (22) i det stängda läget.
2. Styrenhet enligt patentkravet 1, k ä n n e - tecknad av att den hydrauliska cylinderanordningen (10), tanken (13) och tryckvätskeackumulatorn (15) är sam-manbyggda tili en kompakt enhet, varvid ett gemensamt ba-selement (27) används, i vilket ett flertal olika ventiler 35 och ledningar är anordnade. Il :
FI893123A 1988-06-28 1989-06-27 Hydraulisk manöverenhet, speciellt för lyftning av en last, såsom en sjukhusbädd FI92746C (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8801644 1988-06-28
NL8801644A NL8801644A (nl) 1988-06-28 1988-06-28 Hydraulische bedieningseenheid, meer in het bijzonder voor het heffen van een last, zoals een ziekenhuisbed.

Publications (4)

Publication Number Publication Date
FI893123A0 FI893123A0 (sv) 1989-06-27
FI893123A FI893123A (sv) 1989-12-29
FI92746B true FI92746B (sv) 1994-09-15
FI92746C FI92746C (sv) 1994-12-27

Family

ID=19852539

Family Applications (1)

Application Number Title Priority Date Filing Date
FI893123A FI92746C (sv) 1988-06-28 1989-06-27 Hydraulisk manöverenhet, speciellt för lyftning av en last, såsom en sjukhusbädd

Country Status (10)

Country Link
US (1) US4959957A (sv)
EP (1) EP0349067B1 (sv)
JP (1) JPH0252651A (sv)
CA (1) CA1308626C (sv)
DE (1) DE68900014D1 (sv)
DK (1) DK167410B1 (sv)
ES (1) ES2018363B3 (sv)
FI (1) FI92746C (sv)
NL (1) NL8801644A (sv)
NO (1) NO170237C (sv)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5125324A (en) * 1988-02-10 1992-06-30 Daia Industry Co. Ltd. Portable hydraulically operated device incorporating automatic drain valve
GB8806292D0 (en) * 1988-03-17 1988-04-13 Automotive Prod Plc Power hydraulic system
US5802640A (en) * 1992-04-03 1998-09-08 Hill-Rom, Inc. Patient care system
US5209153A (en) * 1990-02-28 1993-05-11 Daia Industry Co., Ltd. Portable hydraulically operated device incorporating automatic drain valve
DE4115916A1 (de) * 1990-05-15 1991-12-12 Berg Wilh Gmbh & Co Kg Liegemoebel, insbesondere krankenbett
JP2964607B2 (ja) * 1990-10-11 1999-10-18 日産自動車株式会社 油圧供給装置
JPH04183448A (ja) * 1990-11-20 1992-06-30 Toshiba Corp 循環器診断用患者保持台
DE4129509C2 (de) * 1991-09-05 1994-06-16 Rexroth Mannesmann Gmbh Hydraulische Steueranordnung für Baumaschinen
JPH073627U (ja) * 1992-07-07 1995-01-20 幸雄 中濱 医療ベッド用電動昇降機
US5520091A (en) * 1993-03-01 1996-05-28 American Sterilizer Company Hydraulically coupled position locking device for surgical tables
GB9305552D0 (en) * 1993-03-18 1993-05-05 Keymed Medicals & Ind Equip Adjustable load supporting apparatus
USRE43155E1 (en) 1995-01-03 2012-02-07 Hill-Rom Services, Inc. Hospital bed and mattress having a retractable foot section
US6212714B1 (en) * 1995-01-03 2001-04-10 Hill-Rom, Inc. Hospital bed and mattress having a retracting foot section
SE510202C2 (sv) * 1995-05-19 1999-04-26 Stroemsholmen Ab Anordning vid ett hydraulsystem
US6584628B1 (en) 1995-08-04 2003-07-01 Hill-Rom Services, Inc. Hospital bed having a rotational therapy device
US5611199A (en) * 1995-12-13 1997-03-18 Caterpillar Inc. Two stage electrohydraulic pressure control valve
DE19734658A1 (de) 1997-08-11 1999-02-18 Mannesmann Rexroth Ag Hydraulische Steueranordnung für eine mobile Arbeitsmaschine, insbesondere für einen Radlader
IT1294650B1 (it) * 1997-09-08 1999-04-12 Special Springs Srl Gruppo di comando e di alimentazione particolarmente per attuatori ausiliari atti alla movimentazione di attrezzature e/o utensili
CN1063728C (zh) * 1998-01-22 2001-03-28 胡宣哲 液压顶举全自动控制装置
US6000077A (en) * 1998-07-14 1999-12-14 Cyr; David R. Single motor fully adjustable bed
US6159528A (en) * 1998-07-20 2000-12-12 Gallant; Cyril G. Methods for the processing of underutilized hard-shelled crustaceans
CN1085184C (zh) * 1999-01-08 2002-05-22 胡宣哲 液压顶举机具全自动装置
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
US6643861B2 (en) 2000-04-14 2003-11-11 Freedom Bath, Inc. Bath lifting system
US6397409B1 (en) 2000-04-14 2002-06-04 Freedom Bath, Inc. Bath lifting system
US20040098801A1 (en) * 2000-04-14 2004-05-27 Pop-In Pop-Out, Inc Bath lifting system
US20040231043A1 (en) * 2000-04-14 2004-11-25 Pop-In Pop-Out, Inc. Bath lifting system
US6814409B2 (en) * 2001-04-12 2004-11-09 A-Dec, Inc. Hydraulic drive system
US6820294B2 (en) * 2002-02-26 2004-11-23 Stryker Corporation Linkage for lift/lowering control for a patient supporting platform
EP1585473B1 (en) 2002-09-06 2012-10-24 Hill-Rom Services, Inc. Hospital bed
US7073219B2 (en) 2004-01-06 2006-07-11 Teknion Concept Side rail, hospital bed including the same, method of operating associated thereto and kit for assembling the side rail
US7147210B2 (en) * 2004-02-02 2006-12-12 Actuant Corporation Cable tensioning system and method of operation
DE102004019144B3 (de) * 2004-04-21 2005-09-22 Barthelt, Hans-Peter, Dipl.-Ing. Pflegebett mit verbessertem Heber
US7398571B2 (en) 2004-09-24 2008-07-15 Stryker Corporation Ambulance cot and hydraulic elevating mechanism therefor
CA2580351C (en) 2004-09-24 2012-11-20 Stryker Corporation Ambulance cot and hydraulic elevating mechanism therefor
US20070113344A1 (en) * 2005-11-23 2007-05-24 Hurwitz Jodie L Movable bed with an independent wheel suspension system
US8104122B2 (en) 2005-12-19 2012-01-31 Hill-Rom Services, Inc. Patient support having an extendable foot section
SI22392B (sl) 2006-09-27 2013-04-30 Tajfun Planina Proizvodnja Strojev, D.O.O. Hidravlični agregat za oskrbo in krmiljenje manjših hidravličnih porabnikov, še zlasti zavore in sklopke pri gozdarskem vitlu
US8931124B2 (en) * 2008-12-16 2015-01-13 Medsell Pty. Ltd. Surgical table having overload detection means
US20140000030A1 (en) * 2012-06-18 2014-01-02 Hill-Rom Services, Inc. Lift system for a person support apparatus
CN103438033B (zh) * 2013-05-17 2015-11-25 北京航空航天大学 动能液压回收装置
EP2873400B1 (en) 2013-11-18 2018-01-31 Völker GmbH Person support apparatus
CN103953592A (zh) * 2014-05-13 2014-07-30 镇江中宇轴承有限公司 扩孔碾环机液压系统
PL237674B1 (pl) * 2017-11-14 2021-05-17 Politechnika Poznanska Układ do oceny szczelności sekcji tłoczących pomp wtryskowych
CN107822826B (zh) * 2017-11-28 2020-07-28 吉林大学 一种医疗儿科用辅助治疗座椅

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2324059C2 (de) * 1973-05-12 1982-10-28 Alfred Teves Gmbh, 6000 Frankfurt Druckgesteuertes Wegeventil
DE2849877A1 (de) * 1978-11-17 1980-05-29 Teves Gmbh Alfred Speicherladeventil
DE3021559C2 (de) * 1980-06-07 1982-04-15 L. & C. Arnold Gmbh, 7060 Schorndorf Krankenhausliegemöbel
SE455489B (sv) * 1983-06-30 1988-07-18 Teves Gmbh Alfred Hydrauliskt bromssystem med en huvudcylinder och en hydraulisk bromskraftforsterkare forsedd med en pedalpaverkad dubbelsetesventil
US4567894A (en) * 1984-11-09 1986-02-04 General Electric Company Hydraulically operated, mobile patient transport table useful with a magnetic resonance scanner
CA1317529C (en) * 1986-10-10 1993-05-11 Albert J. Hoppenjans Hydraulic system for operating switching or like devices

Also Published As

Publication number Publication date
JPH0252651A (ja) 1990-02-22
DE68900014D1 (de) 1990-11-29
NO170237B (no) 1992-06-15
NL8801644A (nl) 1990-01-16
NO170237C (no) 1992-09-23
ES2018363B3 (es) 1991-04-01
CA1308626C (en) 1992-10-13
NO892659D0 (no) 1989-06-27
DK322989D0 (da) 1989-06-28
FI893123A (sv) 1989-12-29
DK322989A (da) 1989-12-29
US4959957A (en) 1990-10-02
NO892659L (no) 1989-12-29
DK167410B1 (da) 1993-10-25
FI92746C (sv) 1994-12-27
FI893123A0 (sv) 1989-06-27
EP0349067B1 (en) 1990-10-24
EP0349067A1 (en) 1990-01-03

Similar Documents

Publication Publication Date Title
FI92746B (sv) Hydraulisk manöverenhet, speciellt för lyftning av en last, såsom en sjukhusbädd
US5320047A (en) Desk having self-releveling height adjustment and hydraulic circuit therefor
US5199686A (en) Non-continuous base ground level automotive lift system
FI88357C (sv) Reglerbar oljepneumatisk konsol speciellt för kontorstolar försedda me d mittpelare
US3036844A (en) Apparatus for controlling vehicle suspension
US4053073A (en) Level lifting system for truck bodies or containers
DK167863B1 (da) Hydraulisk styring
US5060762A (en) Pressure intensifier for repositioning telescopic plungers in synchronized telescopic cylinders
US4500071A (en) Dual hydraulic lifts
US5366236A (en) Hydraulic control device for active suspension system
GB912003A (en) Hydraulic mechanism
CZ286074B6 (cs) Hydraulické zařízení k ovládání toku tlakového prostředku
JP3107790B2 (ja) クレーンのカウンタウェイト昇降装置
US4827830A (en) Chassis towveyor cart
JP2002364604A (ja) ゲート沈み防止機構を備えたゲートリフタのシリンダ同調装置
JP2565057Y2 (ja) 油圧式サスペンション
SE8204075D0 (sv) Hydraulic jack device
SU1129182A1 (ru) Гидравлическое устройство дл привода подъемника
CN106195344A (zh) 流量平衡比例控制阀
RU2018453C1 (ru) Транспортное средство
JP2565838Y2 (ja) ダブルパイロットチェック弁
SU1320529A1 (ru) Пневматический насос замещени
SU563308A1 (ru) Система регулировани уроавн портального транспортного средства
JPH0373797A (ja) 液圧式カーリフト
SU1294663A2 (ru) Объединенный гидропривод опрокидывающего механизма и усилител рулевого управлени

Legal Events

Date Code Title Description
FG Patent granted

Owner name: APPLIED POWER INC.

BB Publication of examined application
MM Patent lapsed
MM Patent lapsed

Owner name: APPLIED POWER INC.