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Patent Searching and Data


Title:
TURBO DEVICE
Document Type and Number:
WIPO Patent Application WO/2017/030182
Kind Code:
A1
Abstract:
Airtightness is improved, cost is reduced, and installation workability is improved for a nuts-and-bolts structure. In a bolt-fastening structure configured from an upper flange and lower flange having bolt holes, and also configured from studs, upper nuts, and lower nuts, the lower ends of the bolt holes in the lower flange are provided with female screw parts each having at least one screw thread.

Inventors:
TANNO Youhei (6-6, Marunouchi 1-chome, Chiyoda-k, Tokyo 80, 〒1008280, JP)
KAZAMA Takeshi (6-6, Marunouchi 1-chome, Chiyoda-k, Tokyo 80, 〒1008280, JP)
MATSUNAGA Hiroyuki (6-6, Marunouchi 1-chome, Chiyoda-k, Tokyo 80, 〒1008280, JP)
HASHIMOTO Taiji (6-6, Marunouchi 1-chome, Chiyoda-k, Tokyo 80, 〒1008280, JP)
TSUKAHARA Ryuhei (6-6, Marunouchi 1-chome, Chiyoda-k, Tokyo 80, 〒1008280, JP)
Application Number:
JP2016/074196
Publication Date:
February 23, 2017
Filing Date:
August 19, 2016
Export Citation:
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Assignee:
HITACHI, LTD. (6-6 Marunouchi 1-chome, Chiyoda-ku Tokyo, 80, 〒1008280, JP)
International Classes:
F04D29/60; F04D29/42; F16B5/02; F16B35/04
Foreign References:
JPS63174598U1988-11-11
JPS56139808U1981-10-22
JPS61116214U1986-07-22
JPS5170367U1976-06-03
JPS61108601U1986-07-10
JPH02120721U1990-09-28
JP2002061627A2002-02-28
US20150198170A12015-07-16
Attorney, Agent or Firm:
ASAMURA PATENT OFFICE, P.C. (Tennoz Central Tower, 2-2-24 Higashi-Shinagawa Shinagawa-k, Tokyo 76, 〒1408776, JP)
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