Title:
海中ブイ
Document Type and Number:
Japanese Patent JP5556045
Kind Code:
B2
Abstract:
To provide a sea buoy capable of keeping a hydraulic pressure resistance and fatigue resistance only by a shell without a need for housing a hollow spherical body inside.
A fiber reinforcing layer 3 arranged between an inner layer rubber 2 and an outer layer rubber 4 constituting the shell 5 of the sea buoy 1 is formed of twisted cord mainly composed of high strength fiber of strength of 13 cN/dtex or more and having an upper twist coefficient α of 1,000-2,000.
COPYRIGHT: (C)2011,JPO&INPIT
Inventors:
Yuko Okuno
Kazuto Yanatori
Yamada Circumference
Kazuto Yanatori
Yamada Circumference
Application Number:
JP2009086098A
Publication Date:
July 23, 2014
Filing Date:
March 31, 2009
Export Citation:
Assignee:
The Yokohama Rubber Co., Ltd.
International Classes:
B63B22/00; D02G3/26; D02G3/44; D03D15/00
Attorney, Agent or Firm:
Clear stream international patent business corporation
Daytime Takayoshi
Shin-ichi Ogawa
Masateru Noguchi
Masao Sakaizawa
Kenji Sato
Isao Hirai
Daytime Takayoshi
Shin-ichi Ogawa
Masateru Noguchi
Masao Sakaizawa
Kenji Sato
Isao Hirai