Title:
REINFORCEMENT SLEEVE HEATING DEVICE AND FUSION SPLICING MACHINE
Document Type and Number:
WIPO Patent Application WO/2020/158240
Kind Code:
A1
Abstract:
In order to reinforce a connected portion of fusion-spliced optical fibers, this reinforcement sleeve heating device heats a reinforcing sleeve placed on the connected portion and shrinks the reinforcing sleeve. The reinforcement sleeve heating device is provided with: a heating element which forms an accommodating space in which the reinforcing sleeve can be arranged, the accommodating space extending along a predetermined direction and being open in one direction intersecting with the predetermined direction; and a cover arranged in a position so as to cover at least a portion of the opening of the accommodating space. The cover includes a contacting surface for coming in contact with the reinforcing sleeve in the direction in which the reinforcing sleeve is pressed into the accommodating space, in a state in which the reinforcing sleeve is arranged in the accommodating space.
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Inventors:
IDO SHOHEI (JP)
JOKO KAZUFUMI (JP)
MEO RYOSUKE (JP)
TAKAYANAGI HIROSHI (JP)
JOKO KAZUFUMI (JP)
MEO RYOSUKE (JP)
TAKAYANAGI HIROSHI (JP)
Application Number:
PCT/JP2019/049938
Publication Date:
August 06, 2020
Filing Date:
December 19, 2019
Export Citation:
Assignee:
SEI OPTIFRONTIER CO LTD (JP)
International Classes:
G02B6/255
Foreign References:
| JP2017142469A | 2017-08-17 | |||
| JPS6023813U | 1985-02-18 | |||
| CN203275701U | 2013-11-06 | |||
| JPS6046510A | 1985-03-13 | |||
| CN207895106U | 2018-09-21 | |||
| JP2019014512A | 2019-01-31 | |||
| JP2005257855A | 2005-09-22 |
Other References:
See also references of EP 3919951A4
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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