Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
PRESSURE-RESISTANT DEVICE, HYDRAULIC CYLINDER, AND METHOD FOR PRODUCING PRESSURE-RESISTANT DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/093274
Kind Code:
A1
Abstract:
According to the present invention, a cylinder tube (100) is provided with: a main body part (10) which has a through hole (11) that opens to end faces; and a cover part (20) which closes an opening of the through hole (11) of the main body part (10). The cover part (20) comprises: a base part (21) which has a bonding surface (21A) that is welded to an end face of the main body part (10); an insertion part (22) which is formed so as to protrude from the bonding surface (21A) and is inserted into the through hole (11); and a projection part (23) which is provided on the insertion part (22) and closely adheres to the inner circumferential surface of the through hole (11) over the entire circumference of the through hole (11).

Inventors:
FUNATO, Hiroshi (World Trade Center Bldg. 4-1, Hamamatsu-cho 2-chome, Minato-k, Tokyo 11, 〒1056111, JP)
Application Number:
JP2018/041015
Publication Date:
May 16, 2019
Filing Date:
November 05, 2018
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
KYB CORPORATION (World Trade Center Bldg, 4-1 Hamamatsu-cho 2-chome, Minato-k, Tokyo 11, 〒1056111, JP)
International Classes:
F16J10/00; F15B15/14
Foreign References:
JPS58149606U1983-10-07
JPS62140206U1987-09-04
JPS61124704U1986-08-06
JPS60196003U1985-12-27
Attorney, Agent or Firm:
GOTOH & PARTNERS (Shoyu-Kaikan, 3-1 Kasumigaseki 3-chome, Chiyoda-k, Tokyo 13, 〒1000013, JP)
Download PDF: