IT1010804B - Impianto di ascensori e sensore di velocita per detto impianto - Google Patents

Impianto di ascensori e sensore di velocita per detto impianto

Info

Publication number
IT1010804B
IT1010804B IT41580/74A IT4158074A IT1010804B IT 1010804 B IT1010804 B IT 1010804B IT 41580/74 A IT41580/74 A IT 41580/74A IT 4158074 A IT4158074 A IT 4158074A IT 1010804 B IT1010804 B IT 1010804B
Authority
IT
Italy
Prior art keywords
elevators
speed sensor
sensor
speed
Prior art date
Application number
IT41580/74A
Other languages
English (en)
Original Assignee
Westinghouse Electric 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of IT1010804B publication Critical patent/IT1010804B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
    • B66B5/04—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed
    • B66B5/06—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed electrical
IT41580/74A 1973-05-01 1974-04-26 Impianto di ascensori e sensore di velocita per detto impianto IT1010804B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00356268A US3814216A (en) 1973-05-01 1973-05-01 Elevator speed sensor

Publications (1)

Publication Number Publication Date
IT1010804B true IT1010804B (it) 1977-01-20

Family

ID=23400787

Family Applications (1)

Application Number Title Priority Date Filing Date
IT41580/74A IT1010804B (it) 1973-05-01 1974-04-26 Impianto di ascensori e sensore di velocita per detto impianto

Country Status (12)

Country Link
US (1) US3814216A (it)
JP (1) JPS5014052A (it)
BE (1) BE814307A (it)
BR (1) BR7403520D0 (it)
CA (1) CA998195A (it)
DE (1) DE2420998A1 (it)
ES (1) ES425801A1 (it)
FR (1) FR2228022B1 (it)
GB (1) GB1468037A (it)
IT (1) IT1010804B (it)
LU (1) LU69962A1 (it)
NL (1) NL7405309A (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4128141A (en) * 1977-07-07 1978-12-05 Westinghouse Electric Corp. Elevator system
JPS5678780A (en) * 1979-11-28 1981-06-27 Mitsubishi Electric Corp Reduction gear for terminal stair of elevator
US4503939A (en) * 1983-08-19 1985-03-12 Westinghouse Electric Corp. Elevator system
US4971178A (en) * 1989-02-02 1990-11-20 Inventio Ag Elevator system with independent limiting of a speed pattern in terminal zones
EP1792865B1 (en) * 2004-09-09 2013-06-26 Mitsubishi Denki Kabushiki Kaisha Elevator apparatus
DE102004058756A1 (de) * 2004-12-06 2006-06-14 Siemens Ag Geschwindigkeitsüberwachungsverfahren in einem Automatisierungssystem für eine Förderanlage
GB2428232B (en) * 2005-07-09 2008-02-13 Anthony Cuthbert Traction arrangements
CN101287670B (zh) * 2006-07-14 2011-03-30 维托公开股份有限公司 具有电子紧急安全钳的电梯
EP2043936B1 (de) * 2006-07-14 2016-09-28 Wittur Holding GmbH Mehrfunktionale elektronische notbremsfangeinrichtung typ,,isg
JP5112342B2 (ja) * 2007-02-15 2013-01-09 三菱電機株式会社 エレベータの安全装置
US9033111B2 (en) 2009-07-20 2015-05-19 Otis Elevator Company Elevator governor system
JP6154358B2 (ja) * 2014-07-11 2017-06-28 ファナック株式会社 回転テーブルを備えた工作機械
CN105197712A (zh) * 2015-09-26 2015-12-30 方城君 电梯人员被困时自动呼救系统
EP3456674B1 (en) * 2017-09-15 2020-04-01 Otis Elevator Company Elevator tension member slack detection system and method of performing an emergency stop operation of an elevator system
CN112010132B (zh) * 2020-07-30 2021-12-17 佳格科技(浙江)股份有限公司 一种通过光幕识别电动车的方法
CN116238992B (zh) * 2023-02-23 2023-09-12 伟龙意程智能科技(江苏)有限公司 一种具备节能作用的电梯光幕结构

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2874806A (en) * 1958-02-13 1959-02-24 Westinghouse Electric Corp Elevator control system
US3379285A (en) * 1964-02-28 1968-04-23 Westinghouse Electric Corp Low-friction speed-responsive sensor for elevator

Also Published As

Publication number Publication date
FR2228022B1 (it) 1976-10-15
CA998195A (en) 1976-10-05
JPS5014052A (it) 1975-02-14
FR2228022A1 (it) 1974-11-29
BE814307A (fr) 1974-10-29
LU69962A1 (it) 1974-08-06
GB1468037A (en) 1977-03-23
BR7403520D0 (pt) 1974-12-03
DE2420998A1 (de) 1974-11-21
NL7405309A (it) 1974-11-05
US3814216A (en) 1974-06-04
ES425801A1 (es) 1976-06-16

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