发明名称 METHOD AND ARRANGEMENT FOR PREVENTING DISTURBING NOISE CAUSED BY THE COUNTERWEIGHT OF AN ELEVATOR
摘要 The invention relates to a method and an arrangement for preventing disturbing noise caused by the counterweight of an elevator. At first temporary tightening means (8), e.g. slings provided with tightening elements (9), are fitted and tightened around the counterweight (1). After this the actual tightening means (10), e.g. steel belts, are fitted and tightened around the counterweight (1), after which the slings are removed.
申请公布号 US2009120732(A1) 申请公布日期 2009.05.14
申请号 US20080334352 申请日期 2008.12.12
申请人 KONE CORPORATION 发明人 AARDSE RODNEY
分类号 B66B11/00 主分类号 B66B11/00
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