Title:
WRITING IMPLEMENT
Document Type and Number:
WIPO Patent Application WO/2020/004555
Kind Code:
A1
Abstract:
A writing instrument 1, wherein a front shaft 5 is detachably provided to a rear shaft 6 housing an ink occlusion body 7. A fitting part 51 is provided on the outer surface of the rear part of the front shaft 5, and the fitting part 51 is detachably locked onto a fitted part 61 formed on the inner surface of an opening part of the rear shaft 6. The fitting part 51 is provided with an outward pressing part 53, and a slit 54 penetrating in the radial direction. The fitted part 61 is provided with an inward pressing part 63. When the front shaft 5 and the rear shaft 6 are connected, the front shaft 5 and the rear shaft 6 are pressed against each other in the radial direction.
Inventors:
HAYAKAWA HISATOSHI (JP)
IIJIMA TATSUYA (JP)
IWATA HISASHI (JP)
IIJIMA TATSUYA (JP)
IWATA HISASHI (JP)
Application Number:
PCT/JP2019/025624
Publication Date:
January 02, 2020
Filing Date:
June 27, 2019
Export Citation:
Assignee:
KK PILOT CORPORATION ALSO TRADING AS PILOT CORPORATION (JP)
International Classes:
B43K3/00; B43K8/00
Foreign References:
| JP2004082328A | 2004-03-18 | |||
| JP2011178000A | 2011-09-15 | |||
| JP2006142559A | 2006-06-08 | |||
| JP2001310588A | 2001-11-06 | |||
| US5336009A | 1994-08-09 | |||
| JP2006142559A | 2006-06-08 |
Other References:
See also references of EP 3815923A4
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