Title:
ダーツ
Document Type and Number:
Japanese Patent JP7401137
Kind Code:
B2
Abstract:
The purpose of the present disclosure is to provide: a dart that can be used such that a flight is allowed rotate on a shaft or such that rotation of the flight is restricted; and a shaft for the dart. A dart (1) that comprises a barrel (3), a tip (2) that can be attached to the barrel (3), a shaft (4) that can be attached to the barrel (3), and a flight (5) that can be attached to the shaft (4). The dart (1) can switch between a first state and a second state. In the first state, the flight (5) is attached to the shaft (4) so as to be allowed to rotate. In the second state, the flight (5) is attached to the shaft (4) such that the rotation is restricted.
Inventors:
Yohei Morikawa
Takehiro Shiraishi
Osamu Minoyama
Takehiro Shiraishi
Osamu Minoyama
Application Number:
JP2022538574A
Publication Date:
December 19, 2023
Filing Date:
December 25, 2020
Export Citation:
Assignee:
Miyake Hitec Japan Co., Ltd.
International Classes:
A63B65/02
Domestic Patent References:
| JP2008264192A | ||||
| JP2011110413A |
Foreign References:
| US4842285 | ||||
| WO2010054412A2 | ||||
| US20160231092 |
Attorney, Agent or Firm:
Hokuto Patent Attorneys Office