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Patent Searching and Data


Title:
TUBE CONNECTION STRUCTURE AND ENDOSCOPE CLEANING TOOL
Document Type and Number:
WIPO Patent Application WO/2019/150599
Kind Code:
A1
Abstract:
This tube connection structure includes: a tube 31-34 having flexibility; and a tubular connection member 41 that is formed from resin and that is connected to the tube 31-34 so that an end section thereof covers the tubular connection member. The tube 31-34 is connected to the tubular connection member 41 at a position where the entirety of a peak-valley part 44 is exposed or covered, the peak-valley part 44 being formed on the outer circumferential surface of the tubular connection member 41 and being generated by a gate or ejector pin when injection molding is carried out.

Inventors:
TOYOOKA Takuya (2951 Ishikawa-machi Hachioji-sh, Tokyo 07, 〒1928507, JP)
Application Number:
JP2018/026590
Publication Date:
August 08, 2019
Filing Date:
July 13, 2018
Export Citation:
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Assignee:
OLYMPUS CORPORATION (2951 Ishikawa-machi, Hachioji-shi Tokyo, 07, 〒1928507, JP)
International Classes:
F16L33/00; A61B1/00; A61B1/12; G02B23/24
Foreign References:
JP2008039056A2008-02-21
JPH06137476A1994-05-17
JPH08226589A1996-09-03
JPS56125585U1981-09-24
JPH10231977A1998-09-02
JPH06121769A1994-05-06
JPH05115430A1993-05-14
Attorney, Agent or Firm:
ITOH Susumu (Musashi Bldg, 4-4 Nishishinjuku 7-chome, Shinjuku-k, Tokyo 23, 〒1600023, JP)
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