ELEVATOR BRAKING DEVICE AND ELEVATOR SYSTEM
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United States of America Patent
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Issued Date -
Feb 29, 2024
app pub date -
Nov 4, 2022
filing date -
Aug 29, 2022
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Abstract
An elevator braking device includes a body, with its interior accommodating at least a part of a brake disc, and a support member axially fixed relative to the brake disc; a guide member connected to the support member, wherein the body is movable relative to the brake disc along the guide member; a first friction member and a control portion which are arranged inside the body and adjacent to a first side of the brake disc, wherein a part of the control portion is connected to the body, and the first friction member moves along the guide member under control of the control portion to be in contact with the first side to perform a braking operation in a first state, and to be out of contact with the first side in a second state, respectively.
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