Title:
OPTICAL FIBER DEVICE
Document Type and Number:
WIPO Patent Application WO/2015/037337
Kind Code:
A1
Abstract:
In this optical fiber device (1), a fiber connection part (7) is provided with a laser light path part (73) formed to a hollow shape, to allow laser light incident on a core (21a) to pass through the interior. The laser light path part (73) is provided with an aperture part (73b) formed to an inside width dimension smaller than the outside width dimension of the core (21a), and an abutting part (73c) arranged at the end at the downstream side, and formed to an inside width dimension larger than the outside width dimension of the core (21a), so as to abut the end surface at the light incidence side of an optical fiber part (2) in a section thereof to the outside of the core (21a).
Inventors:
MURAKAMI SATOSHI (JP)
FUKUDA SATORU (JP)
FUKUDA SATORU (JP)
Application Number:
PCT/JP2014/069575
Publication Date:
March 19, 2015
Filing Date:
July 24, 2014
Export Citation:
Assignee:
USHIO ELECTRIC INC (JP)
International Classes:
G02B6/42; H01S5/022
Domestic Patent References:
| WO2010047270A1 | 2010-04-29 |
Foreign References:
| JP2013080069A | 2013-05-02 | |||
| JPH05113525A | 1993-05-07 | |||
| JPH037905A | 1991-01-16 | |||
| JP2001025889A | 2001-01-30 | |||
| JPH0792348A | 1995-04-07 | |||
| JP2007017580A | 2007-01-25 |
Attorney, Agent or Firm:
UNIUS PATENT ATTORNEYS OFFICE (JP)
Patent business corporation ユニアス international patent firm (JP)
Patent business corporation ユニアス international patent firm (JP)
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