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Patent Searching and Data


Title:
PRESSURE-RESISTANT EQUIPMENT AND FLUID PRESSURE CYLINDER
Document Type and Number:
WIPO Patent Application WO/2017/183561
Kind Code:
A1
Abstract:
A cylinder 100 is provided with a cylinder tube 110 and a cylinder bottom 120 that occludes an opening of the cylinder tube 110. Annular groove sections 114, 124 that extend in the circumferential direction are formed on at least one of inner circumferential surfaces 110b, 122b of the cylinder tube 110 and a wall section 122 of the cylinder bottom 120. The inner diameters D3, D4 of the groove sections 114, 124 are larger than the inner diameter D2 of an open end 110a of the cylinder tube 110 and the inner diameter D1 of a distal end 122a of the wall section 122.

Inventors:
KOBAYASHI, Toshio (World Trade Center Bldg. 4-1, Hamamatsu-cho 2-chome, Minato-k, Tokyo 11, 〒1056111, JP)
MATSUMOTO, Kazuhiko (World Trade Center Bldg. 4-1, Hamamatsu-cho 2-chome, Minato-k, Tokyo 11, 〒1056111, JP)
IMAI, Norifumi (World Trade Center Bldg. 4-1, Hamamatsu-cho 2-chome, Minato-k, Tokyo 11, 〒1056111, JP)
HIKASA, Takahiro (World Trade Center Bldg. 4-1, Hamamatsu-cho 2-chome, Minato-k, Tokyo 11, 〒1056111, JP)
Application Number:
JP2017/015194
Publication Date:
October 26, 2017
Filing Date:
April 13, 2017
Export Citation:
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Assignee:
KYB CORPORATION (World Trade Center Bldg, 4-1 Hamamatsu-cho 2-chome, Minato-k, Tokyo 11, 〒1056111, JP)
International Classes:
F15B15/14; F16J10/00; F16J12/00; F17C1/02
Domestic Patent References:
WO2014184291A22014-11-20
Foreign References:
JPS6075703U1985-05-27
JPH0866770A1996-03-12
Attorney, Agent or Firm:
GOTOH & PARTNERS (Shoyu-Kaikan, 3-1 Kasumigaseki 3-chome, Chiyoda-k, Tokyo 13, 〒1000013, JP)
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