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Patent Searching and Data


Title:
MAIN CABLE OF ELEVATOR
Document Type and Number:
WIPO Patent Application WO/2002/064480
Kind Code:
A1
Abstract:
A main cable of an elevator which comprises an inner layer portion (1) having a plurality of inner layer strands (2) and, arranged so as to cover the perimeter of the inner layer portion (1), an outer layer portion (4) having a plurality of outer layer strands (5), the inner layer strand(2) and the outer layer strands (5) being manufactured by twisting together elementary wires made of a synthetic fiber, wherein the outer layer portion (4) has a tensile strength lower than that of the inner layer portion (1). The inner layer portion (1) preferably has a tensile strength of 60 % or more relative to the total tensile strength of the main cable.

Inventors:
Honda, Takenobu c/o Mitsubishi Denki Kabushiki Kaisha 2-3 (Marunouchi 2-chome Chiyoda-ku, Tokyo, 100-8310, JP)
Application Number:
PCT/JP2001/001130
Publication Date:
August 22, 2002
Filing Date:
February 16, 2001
Export Citation:
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Assignee:
MITSUBISHI DENKI KABUSHIKI KAISHA (2-3 Marunouchi 2-chome Chiyoda-ku, Tokyo, Tokyo, 100-8310, JP)
International Classes:
D07B1/02; D07B1/14; D07B1/16; (IPC1-7): B66B7/06; D07B1/02
Attorney, Agent or Firm:
Soga, Michiteru (S. Soga & Co, 8th Floor Kokusai Building 1-, Marunouchi 3-chome Chiyoda-ku Tokyo, 100-0005, JP)
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