Title:
ENDOSCOPE TIP FRAME AND ENDOSCOPE
Document Type and Number:
WIPO Patent Application WO/2021/153318
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide an endoscope tip frame and an endoscope having excellent external appearance quality and excellent joining strength of a two-color resin boundary part. An endoscope tip frame 10 according to the present invention comprises: a holding part 20 that has a through hole 23 and that is a primary molded article molded with a colored resin; and a tip part 30 that has a through hole 33 concentric with the through hole 23 and that is a secondary molded article molded with a transparent resin in a manner of overlapping with the holding part 20. The diameter of the through hole 23 is greater than the diameter of the through hole 33.
Inventors:
OTSUKA MASAKI (JP)
Application Number:
PCT/JP2021/001514
Publication Date:
August 05, 2021
Filing Date:
January 18, 2021
Export Citation:
Assignee:
OLYMPUS CORP (JP)
International Classes:
G02B23/24; A61B1/00; A61B1/018
Domestic Patent References:
| WO2013054753A1 | 2013-04-18 | |||
| WO2014064401A1 | 2014-05-01 |
Foreign References:
| JP2016055103A | 2016-04-21 | |||
| JP2012024545A | 2012-02-09 | |||
| JP2004261408A | 2004-09-24 | |||
| JPH09105871A | 1997-04-22 | |||
| JPS5854805U | 1983-04-14 |
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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