IT963527B - AUTOMATIC FLOOR LEVELING SYSTEM FOR LIFTS - Google Patents

AUTOMATIC FLOOR LEVELING SYSTEM FOR LIFTS

Info

Publication number
IT963527B
IT963527B IT27625/72A IT2762572A IT963527B IT 963527 B IT963527 B IT 963527B IT 27625/72 A IT27625/72 A IT 27625/72A IT 2762572 A IT2762572 A IT 2762572A IT 963527 B IT963527 B IT 963527B
Authority
IT
Italy
Prior art keywords
lifts
leveling system
automatic floor
floor leveling
automatic
Prior art date
Application number
IT27625/72A
Other languages
Italian (it)
Original Assignee
Us Elevator 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 Us Elevator Corp filed Critical Us Elevator Corp
Application granted granted Critical
Publication of IT963527B publication Critical patent/IT963527B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00—Control systems of elevators in general
    • B66B1/34—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
IT27625/72A 1971-08-11 1972-07-28 AUTOMATIC FLOOR LEVELING SYSTEM FOR LIFTS IT963527B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US17084171A 1971-08-11 1971-08-11

Publications (1)

Publication Number Publication Date
IT963527B true IT963527B (en) 1974-01-21

Family

ID=22621481

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27625/72A IT963527B (en) 1971-08-11 1972-07-28 AUTOMATIC FLOOR LEVELING SYSTEM FOR LIFTS

Country Status (6)

Country Link
US (1) US3749203A (en)
CH (1) CH554804A (en)
DE (1) DE2234312A1 (en)
ES (1) ES406301A1 (en)
FR (1) FR2148598A1 (en)
IT (1) IT963527B (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU470136B2 (en) * 1973-02-21 1976-03-04 Elevators Pty. Limited Improved transducer for servomechanisms
JPS5321653B2 (en) * 1973-08-27 1978-07-04
JPS5813467B2 (en) * 1975-04-21 1983-03-14 株式会社日立製作所 AC elevator level adjustment device
US4021711A (en) * 1975-06-27 1977-05-03 International Business Machines Corporation Article positioner with zero position sensing means
DE2839160C2 (en) * 1978-09-08 1983-03-31 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 4200 Oberhausen Method and device for operating a mining shaft conveyor
US4312619A (en) * 1979-07-19 1982-01-26 Fmc Corporation Aircraft cargo loading method and apparatus
US4346788A (en) * 1979-11-13 1982-08-31 Otis Elevator Company Tailorable discrete optical sensor
US4570755A (en) * 1983-06-27 1986-02-18 Armor Electric Company, Inc. Digital landing computer for elevator
US4520904A (en) * 1983-11-09 1985-06-04 Otis Elevator Company Elevator leveling signal error and correction
US4896747A (en) * 1988-07-28 1990-01-30 Otis Elevator Company Modular elevator system
US4976338A (en) * 1989-04-27 1990-12-11 Delaware Capital Formation, Inc. Leveling control system for hydraulic elevator
US5783784A (en) * 1996-11-19 1998-07-21 Otis Elevator Company Differential reflectometery for position reference in an elevator system
US6401351B1 (en) 2000-06-09 2002-06-11 Trilogy Technologies, Inc. Sensor system for determining relative displacement of an object using a flexible retractable activation member
US6351994B1 (en) * 2000-06-09 2002-03-05 Trilogy Technologies, Inc. Sensor system for determining relative displacement of an object using an activation member
US7360630B2 (en) * 2004-04-16 2008-04-22 Thyssenkrupp Elevator Capital Corporation Elevator positioning system
CN106061877A (en) * 2014-02-19 2016-10-26 奥的斯电梯公司 Improved elevator releveling control
WO2015159392A1 (en) * 2014-04-16 2015-10-22 三菱電機株式会社 Elevator position detection device
US9837860B2 (en) * 2014-05-05 2017-12-05 Witricity Corporation Wireless power transmission systems for elevators

Also Published As

Publication number Publication date
DE2234312A1 (en) 1973-02-22
US3749203A (en) 1973-07-31
ES406301A1 (en) 1975-09-16
CH554804A (en) 1974-10-15
FR2148598A1 (en) 1973-03-23

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