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Featured researches published by Takeshi Uehara.


Doboku Gakkai Ronbunshu | 1997

CONSIDERATIONS IN FRACTURE OF ROCK MASS BY USING TRIAL HYDRAULIC ROCK FRACTURE MACHINE

Yoshinori Inada; Koichi Nohara; Takeshi Uehara; Takashi Matsumoto; Masaaki Okamoto; Nagao Miyamura

近年, 住宅地や既設構造物の近くにおいて岩盤を破砕する工事が多くなってきている. 振動をきらう場所において動的破砕による工法を採用することは困難であり, また従来の静的な破砕工法は孔周辺に等荷重をかけるためエネルギー的に無駄が生じたり, 亀裂の方向制御が困難であるなどの問題点がある. そこで筆者らはこれらの問題を解決する一つの方法として4方向に集中荷重を加圧できる油圧式の岩盤破砕機を試作した. この試作機を用いて, 効率的な岩盤破砕を行うための実験および理論解析を行い検討し, 考察した結果について述べる.


Archive | 1993

Call forwarding control system for ISDN

Takeshi Uehara; Tohru Tachibana


Archive | 1992

Extension agent system of isdn electronic exchange

Sachiko Saito; Takeshi Uehara


Archive | 1996

Method and device for two-way communication network

Umihiko Moteki; Masaharu Matsumoto; Yutaka Suzuki; Atsuo Serikawa; Yuji Maeda; Yoshihide Morimoto; Takeshi Uehara


Archive | 1990

Communication terminal connection system

Kazutoshi Motohashi; Takeshi Uehara; Takashi Matsumoto


Archive | 1999

Exchange connectable to LAN

Mamoru Goto; Takeshi Uehara; Masahiko Shoji


Archive | 1995

Method for regurating call congestion and ISDN exchanger for performing the same

Takeshi Uehara; Mamoru Gotoh


Archive | 1993

Exchange connected to a control channel junction line

Shigehiko Yazawa; Kazuhiko Ito; Takeshi Uehara; Toru Tachibana; Keiji Fukuda


Archive | 1997

SWITCH DEVICE AND SYSTEM

Mamoru Goto; Takeshi Uehara; Fumiko Senba; Umihiko Motoki


Archive | 1999

Exchange and computer readable medium storing exchange control program

Fumiko Semba; Takeshi Uehara; Yoshinori Yamaki; Yoshinori Takahashi

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