Title:
CONTROL DEVICE OF ELEVATOR, AND CAR POSITION DETECTION METHOD
Document Type and Number:
WIPO Patent Application WO/2019/058510
Kind Code:
A1
Abstract:
The present invention comprises: a control cable that is suspended in a U shape, one end of which being connected below a car, and the other end of which being connected to a device; a first load detector provided on the car, said first detector detecting the suspension load of the control cable on the one end side; a second load detector provided on the device, said second detector detecting the suspension load of the control cable on the other end side; a speed detector that detects the speed of the car; and a controller that calculates the level of acceleration and deceleration from the speed, and calculates the position of the car within a hoistway on the basis of the respective loads detected by the first load detector and the second load detector, and the acceleration and deceleration level.
More Like This:
| JP4177076 | Elevator car position detector |
Inventors:
HARADA TOHRU (JP)
Application Number:
PCT/JP2017/034321
Publication Date:
March 28, 2019
Filing Date:
September 22, 2017
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
B66B3/02; B66B5/02; B66B7/06
Domestic Patent References:
| WO2011072725A1 | 2011-06-23 |
Foreign References:
| JPS618672U | 1986-01-18 | |||
| JP2008037564A | 2008-02-21 | |||
| FR2979622A1 | 2013-03-08 | |||
| JPS5115277Y |
Attorney, Agent or Firm:
SOGA, Michiharu et al. (JP)
Download PDF: