HK1126740A1 - Device for detecting speed of moving objects - Google Patents

Device for detecting speed of moving objects

Info

Publication number
HK1126740A1
HK1126740A1 HK09105430.8A HK09105430A HK1126740A1 HK 1126740 A1 HK1126740 A1 HK 1126740A1 HK 09105430 A HK09105430 A HK 09105430A HK 1126740 A1 HK1126740 A1 HK 1126740A1
Authority
HK
Hong Kong
Prior art keywords
moving objects
detecting speed
detecting
speed
objects
Prior art date
Application number
HK09105430.8A
Inventor
Inoue Hideki
Kishikawa Takao
Ohnuki Akira
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of HK1126740A1 publication Critical patent/HK1126740A1/en

Links

HK09105430.8A 2007-10-01 2009-06-17 Device for detecting speed of moving objects HK1126740A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007257656A JP2009084009A (en) 2007-10-01 2007-10-01 Moving body speed detection device

Publications (1)

Publication Number Publication Date
HK1126740A1 true HK1126740A1 (en) 2009-09-11

Family

ID=40536614

Family Applications (1)

Application Number Title Priority Date Filing Date
HK09105430.8A HK1126740A1 (en) 2007-10-01 2009-06-17 Device for detecting speed of moving objects

Country Status (3)

Country Link
JP (1) JP2009084009A (en)
CN (1) CN101402429B (en)
HK (1) HK1126740A1 (en)

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Publication number Priority date Publication date Assignee Title
CN103159101A (en) * 2011-12-16 2013-06-19 深圳市一兆科技发展有限公司 Method, device and system of lift car speed measuring
CN102976175B (en) * 2012-11-30 2014-12-10 江南嘉捷电梯股份有限公司 Elevator speed measuring device
CN105187020A (en) * 2014-12-26 2015-12-23 天津光电高斯通信工程技术股份有限公司 Magnetic steel amplifier
CN104931715A (en) * 2015-06-25 2015-09-23 国新电梯科技有限公司 Intelligent speed measuring device for high-speed elevator experimental tower
US10858218B2 (en) * 2015-07-22 2020-12-08 Mitsubishi Electric Corporation Elevator apparatus
CN106429697B (en) * 2016-09-13 2018-09-28 江苏旭云物联信息科技有限公司 A kind of Elevator safety precaution system
DE102017220766A1 (en) * 2017-11-21 2019-05-23 Thyssenkrupp Ag Elevator installation with a signal generating unit arranged on a car of the elevator installation
CN110127478B (en) * 2019-04-02 2020-10-23 日立楼宇技术（广州）有限公司 Method and device for determining position of elevator car and elevator distance measuring system
EP3848318A1 (en) * 2020-01-07 2021-07-14 Thyssenkrupp Elevator Innovation Center, S.A. A method to predict a deterioration in a passenger moving system
CN112897272A (en) * 2021-03-02 2021-06-04 猫岐智能科技（上海）有限公司 Elevator state judgment system and method
CN112777444A (en) * 2021-03-02 2021-05-11 猫岐智能科技（上海）有限公司 Elevator positioning system and positioning method

Family Cites Families (11)

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Publication number Priority date Publication date Assignee Title
JPS5451874A (en) * 1977-09-30 1979-04-24 Yokogawa Hokushin Electric Corp Velocity detector
JP3336639B2 (en) * 1992-10-14 2002-10-21 三菱電機株式会社 Elevator speed control
JPH0711527A (en) * 1993-06-21 1995-01-13 Murata Mach Ltd System for controlling winder
SE515008C2 (en) * 1994-07-04 2001-05-28 Daimler Chrysler Ag Device for speed measurement in rail vehicles
JP3431733B2 (en) * 1995-03-30 2003-07-28 三菱自動車工業株式会社 Object detection device
JP2002157679A (en) * 2000-11-17 2002-05-31 Mitsubishi Electric Corp Vehicle sensing device
US6435315B1 (en) * 2000-12-11 2002-08-20 Otis Elevator Company Absolute position reference system for an elevator
JP4504004B2 (en) * 2003-12-17 2010-07-14 株式会社東芝 Ultrasonic diagnostic equipment
ES2293392T5 (en) * 2005-01-07 2011-07-20 Thyssenkrupp Elevator Ag ELEVATOR WITH CONTROL SYSTEM.
JP2010506135A (en) * 2005-10-06 2010-02-25 グテホフヌングスヒュッテ ラッドサッツ ゲゼルシャフト ミット ベシュレンクテル ハフツング Method for dynamically detecting the surface shape of a solid without contact
FI20065063A0 (en) * 2006-01-30 2006-01-30 Visicamet Oy Method and measuring device for measuring the displacement of a surface

Also Published As

Publication number Publication date
JP2009084009A (en) 2009-04-23
CN101402429B (en) 2011-07-27
CN101402429A (en) 2009-04-08

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20220124