Title:
BALL FOR BALL GAME
Document Type and Number:
WIPO Patent Application WO/2022/255445
Kind Code:
A1
Abstract:
This ball for ball game is provided with: a spherical skin part at least part of which is transparent so as to make the interior space thereof visible from outside; a cylindrical holding part which is provided to extend inside the interior space so as to connect the two poles of the skin part and which has an enclosed space; and an object which is held visibly within the enclosed space between the two poles. The cylindrical holding part has a shape that is helically twisted between the two poles. The cylindrical holding part is twisted by 135-270° between the two poles.
Inventors:
KATSURAYAMA SHINJI (JP)
TAKAGI AKIO (JP)
SATO HIRONORI (JP)
ISHIKAWA MITSUYOSHI (JP)
SHIMOJO TATSUKI (JP)
TAKAGI AKIO (JP)
SATO HIRONORI (JP)
ISHIKAWA MITSUYOSHI (JP)
SHIMOJO TATSUKI (JP)
Application Number:
PCT/JP2022/022464
Publication Date:
December 08, 2022
Filing Date:
June 02, 2022
Export Citation:
Assignee:
KATSURAYAMA SHINJI (JP)
International Classes:
A63B69/00; A63B41/00; A63B43/00
Foreign References:
| JPS62183886U | 1987-11-21 | |||
| JP3119091U | 2006-02-16 | |||
| JP2000061003A | 2000-02-29 | |||
| JPH0924128A | 1997-01-28 | |||
| JP2019069083A | 2019-05-09 | |||
| US20110251029A1 | 2011-10-13 | |||
| JP3232650U | 2021-07-01 |
Attorney, Agent or Firm:
KYORITSU INTERNATIONAL (JP)
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