DE2703349C3 - Ventilvorrichtung zur Steuerung eines Hubkolbens für die Aufwärtsfahrt einer Fahrstuhlkabine - Google Patents

Ventilvorrichtung zur Steuerung eines Hubkolbens für die Aufwärtsfahrt einer Fahrstuhlkabine

Info

Publication number
DE2703349C3
DE2703349C3 DE2703349A DE2703349A DE2703349C3 DE 2703349 C3 DE2703349 C3 DE 2703349C3 DE 2703349 A DE2703349 A DE 2703349A DE 2703349 A DE2703349 A DE 2703349A DE 2703349 C3 DE2703349 C3 DE 2703349C3
Authority
DE
Germany
Prior art keywords
valve
shut
bypass
valve element
piston
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
Application number
DE2703349A
Other languages
German (de)
English (en)
Other versions
DE2703349B2 (de
DE2703349A1 (de
Inventor
William A.P. Simi Valley Calif. Lawrence
Robert J. Dunwoody Ga. Whelchel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Elevator Equipment Co Los Angeles Calif (vsta)
Original Assignee
Elevator Equipment Co Los Angeles Calif (vsta)
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 Elevator Equipment Co Los Angeles Calif (vsta) filed Critical Elevator Equipment Co Los Angeles Calif (vsta)
Publication of DE2703349A1 publication Critical patent/DE2703349A1/de
Publication of DE2703349B2 publication Critical patent/DE2703349B2/de
Application granted granted Critical
Publication of DE2703349C3 publication Critical patent/DE2703349C3/de
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/24—Control systems with regulation, i.e. with retroactive action, for influencing travelling speed, acceleration, or deceleration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
    • B66B1/36—Means for stopping the cars, cages, or skips at predetermined levels
    • B66B1/40—Means for stopping the cars, cages, or skips at predetermined levels and for correct levelling at landings
    • B66B1/405—Means for stopping the cars, cages, or skips at predetermined levels and for correct levelling at landings for hydraulically actuated elevators
    • 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
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87169—Supply and exhaust
    • Y10T137/87177—With bypass
    • Y10T137/87185—Controlled by supply or exhaust valve
    • 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
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/87169—Supply and exhaust
    • Y10T137/87193—Pilot-actuated
    • Y10T137/87209—Electric
    • 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
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/877—With flow control means for branched passages
    • Y10T137/87829—Biased valve
    • Y10T137/87837—Spring bias
    • Y10T137/87845—For valve having a ball head
    • 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
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/877—With flow control means for branched passages
    • Y10T137/87829—Biased valve
    • Y10T137/87837—Spring bias
    • Y10T137/87861—Spring coaxial with valve

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Types And Forms Of Lifts (AREA)
  • Magnetically Actuated Valves (AREA)
  • Fluid-Pressure Circuits (AREA)
DE2703349A 1976-03-12 1977-01-25 Ventilvorrichtung zur Steuerung eines Hubkolbens für die Aufwärtsfahrt einer Fahrstuhlkabine Expired DE2703349C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/666,235 US4011888A (en) 1976-03-12 1976-03-12 Unitary elevator up level control valve

Publications (3)

Publication Number Publication Date
DE2703349A1 DE2703349A1 (de) 1977-09-15
DE2703349B2 DE2703349B2 (de) 1980-04-17
DE2703349C3 true DE2703349C3 (de) 1981-01-15

Family

ID=24673363

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2703349A Expired DE2703349C3 (de) 1976-03-12 1977-01-25 Ventilvorrichtung zur Steuerung eines Hubkolbens für die Aufwärtsfahrt einer Fahrstuhlkabine

Country Status (4)

Country Link
US (1) US4011888A (OSRAM)
DE (1) DE2703349C3 (OSRAM)
FR (1) FR2343950A1 (OSRAM)
GB (1) GB1526681A (OSRAM)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1556423A (en) * 1976-07-23 1979-11-21 Bullough Ltd Valve means for use in controlling operation of a hydraulic motor
EP0039586B1 (en) * 1980-05-07 1984-09-12 Normalair-Garrett (Holdings) Limited Hydraulic pressure control valve
ZA825477B (en) * 1981-08-21 1983-06-29 Sperry Corp Hydraulic control system
US4500069A (en) * 1982-02-05 1985-02-19 Duff-Norton Co. Hydraulic directional control valve
US4570672A (en) * 1983-06-13 1986-02-18 Koehring Company Hydraulic control valve with independently operable bypass valve
US4694935A (en) * 1986-10-17 1987-09-22 Cemco, Inc. Self-adjusting control valve for elevators
FI874147A0 (fi) * 1987-09-22 1987-09-22 Pentti Rita Ventilanordning.
US5232070A (en) * 1991-08-15 1993-08-03 Blain Roy W Up leveling control system for small elevators
US5374794A (en) * 1993-12-09 1994-12-20 United States Elevator Corp. Elevator control valve assembly
DE29515295U1 (de) * 1995-09-23 1995-11-23 Festo Kg, 73734 Esslingen Ventil
US6619321B2 (en) 2000-08-18 2003-09-16 Parker-Hannifin Corporation Stream switching system
US6799739B1 (en) * 2003-11-24 2004-10-05 The Boeing Company Aircraft control surface drive system and associated methods
US7424350B2 (en) * 2004-02-02 2008-09-09 The Boeing Company Vehicle control systems and corresponding sizing methods
US7357358B2 (en) * 2004-02-27 2008-04-15 The Boeing Company Aircraft leading edge device systems and corresponding sizing methods
US7494094B2 (en) 2004-09-08 2009-02-24 The Boeing Company Aircraft wing systems for providing differential motion to deployable lift devices
US7823602B2 (en) * 2004-12-18 2010-11-02 Luk Lamellen Und Kupplungsbau Beteiligungs Kg Hydraulic system having at least one hydraulic valve for actuating a component
US7322547B2 (en) * 2005-01-31 2008-01-29 The Boeing Company Aerospace vehicle leading edge slat devices and corresponding methods
US7338018B2 (en) * 2005-02-04 2008-03-04 The Boeing Company Systems and methods for controlling aircraft flaps and spoilers
CN101305230A (zh) * 2005-02-22 2008-11-12 斯瓦戈洛克公司 阀与促动器组件
US7309043B2 (en) * 2005-04-27 2007-12-18 The Boeing Company Actuation device positioning systems and associated methods, including aircraft spoiler droop systems
US7721999B2 (en) * 2005-05-20 2010-05-25 The Boeing Company Aerospace vehicle fairing systems and associated methods
US7500641B2 (en) * 2005-08-10 2009-03-10 The Boeing Company Aerospace vehicle flow body systems and associated methods
US7611099B2 (en) * 2005-09-07 2009-11-03 The Boeing Company Seal assemblies for use with drooped spoilers and other control surfaces on aircraft
US7475854B2 (en) * 2005-11-21 2009-01-13 The Boeing Company Aircraft trailing edge devices, including devices with non-parallel motion paths, and associated methods
US7708231B2 (en) * 2005-11-21 2010-05-04 The Boeing Company Aircraft trailing edge devices, including devices having forwardly positioned hinge lines, and associated methods
US7578484B2 (en) * 2006-06-14 2009-08-25 The Boeing Company Link mechanisms for gapped rigid krueger flaps, and associated systems and methods
US7954769B2 (en) 2007-12-10 2011-06-07 The Boeing Company Deployable aerodynamic devices with reduced actuator loads, and related systems and methods
US7766282B2 (en) * 2007-12-11 2010-08-03 The Boeing Company Trailing edge device catchers and associated systems and methods
US8382045B2 (en) 2009-07-21 2013-02-26 The Boeing Company Shape-changing control surface
DE102010007149B4 (de) * 2010-02-05 2011-09-01 Voith Patent Gmbh Füllsteuerungsvorrichtung für eine hydrodynamische Maschine

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2108202C3 (de) * 1971-02-20 1979-11-22 7100 Heilbronn Hubfahrsteuereinrichtung für einen hydraulischen Aufzug
US3707166A (en) * 1971-05-12 1972-12-26 Elevator Equip Unit valve for hydraulic elevator control

Also Published As

Publication number Publication date
US4011888A (en) 1977-03-15
FR2343950B3 (OSRAM) 1979-09-21
FR2343950A1 (fr) 1977-10-07
GB1526681A (en) 1978-09-27
DE2703349B2 (de) 1980-04-17
DE2703349A1 (de) 1977-09-15

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Legal Events

Date Code Title Description
OD Request for examination
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee