Sheave support apparatus for elevator

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7882936
APP PUB NO 20080289908A1
SERIAL NO

12120557

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A sheave support apparatus for an elevator includes a car frame and a sheave support member. The car frame supports a car, and has a beam extending in a horizontal direction. The sheave support member rotatably supports a pair of sheaves around which cables pass, and is attached to the beam to extend in the horizontal direction in a state of crossing the beam of the car frame. The sheave support member includes a first support beam and a second support beam. The first and the second support beams are fixed to the beam of the car frame in a state of holding the beam therebetween from above and below. The sheaves are supported between respective end portions of the first support beam and respective end portions of the second support beam.

First Claim

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Patent Owner(s)

Patent OwnerAddress
TOSHIBA ELEVATOR KABUSHIKI KAISHAKAWASAKI JAPAN'S KANAGAWA COUNTY TO DISTRICT HORI TOWN 72 N3 34 KAWASAKI-SHI KANAGAWA

International Classification(s)

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  • 2008 Application Filing Year
  • B66D Class
  • 80 Applications Filed
  • 49 Patents Issued To-Date
  • 61.25 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20082009201020112012201320140255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Izumi, Kazuhiro Tokyo, JP 6 65
Mishiro, Tsutomu Tokyo, JP 2 22
Murao, Yosuke Tokyo, JP 3 24

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Patent Citation Ranking

  • 1 Citation Count
  • B66D Class
  • 4.55 % this patent is cited more than
  • 14 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges2365101 - 1011 - 2021 - 3001020302.557.512.51517.522.52527.532.53537.540

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