Title:
BUFFER MEMBER AND LINK-TYPE SEISMIC TIE COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2018/074157
Kind Code:
A1
Abstract:
The purpose is to extend the service life of a link-type seismic tie. A buffer member (3a) of a seismic tie (10) comprises a shaft body (31) and a pair of link connection bodies (32a, 32b) that are provided on both ends of the shaft body (31). Each of the link connection bodies (32a, 32b) has a connecting portion (321) that extends from the shaft body (31) toward the distal end in the axial direction, and a pin coupling portion (322) that is continuous to and extends from the connecting portion (321) in the axial direction and that has a tapered portion (323) that expands in diameter from the connecting portion (321). The outer diameter (D1) in the center of the connecting portion (321) is less than or equal to the outer diameter (D2) at the boundary between the shaft body (31) and the connecting portion (321) and is less than or equal to the outer diameter (D3) at the boundary between the connecting portion (321) and the tapered portion (323). At the boundary between the shaft body (31) and the connecting portion (321) and at the boundary between the connecting portion (321) and the tapered portion (323), the outer faces thereof are connected to each other by a curved face.
Inventors:
MORIKAWA SHOJI (JP)
AIDA KIYOSHI (JP)
KAWAMURA KOTARO (JP)
MORISHITA KUNIHIRO (JP)
KATO MOTOKI (JP)
SHIMONO MASAKI (JP)
AIDA KIYOSHI (JP)
KAWAMURA KOTARO (JP)
MORISHITA KUNIHIRO (JP)
KATO MOTOKI (JP)
SHIMONO MASAKI (JP)
Application Number:
PCT/JP2017/034799
Publication Date:
April 26, 2018
Filing Date:
September 26, 2017
Export Citation:
Assignee:
MITSUBISHI HITACHI POWER SYS (JP)
International Classes:
F22B37/24; F16F7/12; F16F15/02
Domestic Patent References:
| WO2013141210A1 | 2013-09-26 |
Foreign References:
| JP2015059685A | 2015-03-30 | |||
| JP2016084874A | 2016-05-19 | |||
| JPH01155104A | 1989-06-19 | |||
| JPH01123901A | 1989-05-16 | |||
| US20080271686A1 | 2008-11-06 |
Attorney, Agent or Firm:
THE PATENT BODY CORPORATE TAKEWA INTERNATIONAL PATENT OFFICE (JP)
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