Title:
牽引具
Document Type and Number:
Japanese Patent JP7255800
Kind Code:
B2
Abstract:
To provide a traction tool capable of increasing straight advancing performance and effectively drawing a fire extinction tube into a tube path.SOLUTION: In a configuration of a traction tool 200, the traction tool 200 drawing a tube (a fire extinction tube 110) or a line in a tube path 102 in which a cable (an OF cable 104) is distributed, comprises: a main body 210 which has a battery 220 built-in; a vibration motor 230 which is built in the main body 210; a plurality of hair-like bodies 212 planted to an outer periphery of the main body 210; a weight 240 freely fitted to a tip of the main body 210; and a hook 214 that is attached to the main body 210, and is for hooking a messenger wire 110a of the tube or the like.SELECTED DRAWING: Figure 2
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| JPS6447207 | METHOD FOR APPLYING LUBRICANT IN CONDUIT |
Inventors:
Kazuki Kito
Masahiro Yoshimoto
Takayuki Toya
Hiroyuki Takatori
Masaki Sugishima
Akira Suyama
Masahiro Yoshimoto
Takayuki Toya
Hiroyuki Takatori
Masaki Sugishima
Akira Suyama
Application Number:
JP2019061741A
Publication Date:
April 11, 2023
Filing Date:
March 27, 2019
Export Citation:
Assignee:
TEPCO Holdings Co., Ltd.
STEC Co., Ltd.
Misakura Equipment Service Co., Ltd.
STEC Co., Ltd.
Misakura Equipment Service Co., Ltd.
International Classes:
H02G1/08; F16L55/32; H02G1/06
Domestic Patent References:
| JP2005238339A | ||||
| JP4300176A | ||||
| JP2002067936A | ||||
| JP5319259A | ||||
| JP2008114163A |
Attorney, Agent or Firm:
Kosuke Tobita
Daisuke Suzuki
Daisuke Suzuki