COUNTERWEIGHT FOR ELEVATOR DEVICE, AND ELEVATOR DEVICE

WIPO Patent Application WO/2018/096645

A1

Provided are a counterweight for an elevator device and an elevator device with which reactive force on guide devices can be reduced, even if the shape of weights of a counterweight is irregular.　A counterweight 100 for an elevator device comprises: a counterweight frame formed from a pair of standing frames 2a, 2b, a lower plate 2c connecting the lower end parts of the pair of standing frames, and an upper plate 2d connecting the upper end parts of the standing frames; a plurality of weights 3 loaded in the counterweight frame; a pulley 400 mounted to the upper plate; and a plurality of guide devices 5a-5d that are respectively mounted to the upper end parts and lower end parts of the pair of standing frames, are in sliding contact with guide rails, and guide the raising and lowering of the counterweight. The length, in the height direction, of the pair of standing frames is set such that the upper ends of the pair of standing frames are positioned above the upper surface of the upper plate, and the upper ends of the pair of standing frames or, if accessory devices such as oil supply devices 6a, 6b are mounted to the upper part of the pair of standing frames, the upper ends of the accessory devices are positioned within the height restrictions of the counterweight.

SAKURAI KENJI (JP)
KARIYA TOMOKI (JP)
SHIMADA KATSUHIRO (JP)
KAWABATA RYOHEI (JP)

PCT/JP2016/084923

May 31, 2018

November 25, 2016

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HITACHI LTD (JP)

B66B11/00

WO2011018838A1

2011-02-17

JP2012121682A	2012-06-28
JPH07223788A	1995-08-22
JPS5954471U	1984-04-10
JPS4921844A	1974-02-26
JPS5980363U	1984-05-30

POLAIRE I.P.C. (JP)

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