US 11,752,395 B2
Assembly ball
Kazuyuki Wakibayashi, Hiroshima (JP); Jun Uchida, Hiroshima (JP); and Shunpei Katsuta, Hiroshima (JP)
Assigned to MOLTEN CORPORATION, Hiroshima (JP)
Appl. No. 17/609,947
Filed by MOLTEN CORPORATION, Hiroshima (JP)
PCT Filed Mar. 10, 2020, PCT No. PCT/JP2020/010250
§ 371(c)(1), (2) Date Nov. 9, 2021,
PCT Pub. No. WO2020/230428, PCT Pub. Date Nov. 19, 2020.
Claims priority of application No. 2019-089957 (JP), filed on May 10, 2019; and application No. 2020-010397 (JP), filed on Jan. 24, 2020.
Prior Publication US 2022/0203176 A1, Jun. 30, 2022
Int. Cl. A63B 39/06 (2006.01)
CPC A63B 39/06 (2013.01) 6 Claims
OG exemplary drawing
 
1. An assembly ball comprising:
a plurality of strips having a circumferential length; and
an embedded plate that is assembled to the strips, wherein
the strips are assembled convexly outward as viewed in a radial direction so as to substantially form a sphere as a whole,
the strips each overlap other strips at their respective strip overlapping portions where the strips intersect with one another,
the embedded plate includes a lid portion and an attachment portion projecting from the outer periphery of the lid portion,
the attachment portion is overlapped with the strips, and
the embedded plate is joined to the strips by an embedded plate joining member such that the lid portion fills at least one space formed by the strips.