FR1455287A - Système de contrôle pour ascenseur - Google Patents

Système de contrôle pour ascenseur

Info

Publication number
FR1455287A
FR1455287A FR46278A FR69046278A FR1455287A FR 1455287 A FR1455287 A FR 1455287A FR 46278 A FR46278 A FR 46278A FR 69046278 A FR69046278 A FR 69046278A FR 1455287 A FR1455287 A FR 1455287A
Authority
FR
France
Prior art keywords
control system
elevator control
elevator
control
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
FR46278A
Other languages
English (en)
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.)
Dover Corp
Original Assignee
Dover Corp
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 Dover Corp filed Critical Dover Corp
Application granted granted Critical
Publication of FR1455287A publication Critical patent/FR1455287A/fr
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
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7781—With separate connected fluid reactor surface
    • Y10T137/7784—Responsive to change in rate of fluid flow
    • Y10T137/7787—Expansible chamber subject to differential pressures
    • Y10T137/7788—Pressures across fixed choke

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Types And Forms Of Lifts (AREA)
  • Elevator Control (AREA)
  • Polyurethanes Or Polyureas (AREA)
FR46278A 1964-08-03 1965-08-02 Système de contrôle pour ascenseur Expired FR1455287A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US386829A US3302531A (en) 1964-08-03 1964-08-03 Elevator control system

Publications (1)

Publication Number Publication Date
FR1455287A true FR1455287A (fr) 1966-04-01

Family

ID=23527216

Family Applications (1)

Application Number Title Priority Date Filing Date
FR46278A Expired FR1455287A (fr) 1964-08-03 1965-08-02 Système de contrôle pour ascenseur

Country Status (5)

Country Link
US (1) US3302531A (fr)
BE (1) BE667435A (fr)
CH (1) CH431865A (fr)
FR (1) FR1455287A (fr)
NO (1) NO126218B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3376793A (en) * 1965-10-11 1968-04-09 Papadia Hydraulic flow regulating apparatus
US3508468A (en) * 1968-04-24 1970-04-28 Armor Elevator Co Inc Hydraulic elevator control valve
US3675676A (en) * 1971-04-09 1972-07-11 Sperry Rand Corp Power transmission
US4148248A (en) * 1975-03-11 1979-04-10 Maxton Manufacturing Company Hydraulic valve control system
US20080251130A1 (en) 2007-04-13 2008-10-16 Cla-Val Co. System and method for hydraulically managing fluid pressure downstream from a main valve
US8091582B2 (en) 2007-04-13 2012-01-10 Cla-Val Co. System and method for hydraulically managing fluid pressure downstream from a main valve between set points

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3125319A (en) * 1964-03-17 Hydraulic elevator control system
US915084A (en) * 1908-09-03 1909-03-16 Rudolph Eberhard Leveling instrument.
US3020891A (en) * 1959-06-01 1962-02-13 Dover Corp Constant flow valve
US3020892A (en) * 1959-11-04 1962-02-13 Dover Corp Constant flow valve assembly

Also Published As

Publication number Publication date
BE667435A (fr) 1965-11-16
CH431865A (de) 1967-03-15
US3302531A (en) 1967-02-07
NO126218B (fr) 1973-01-08

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