CPC A63B 39/06 (2013.01) | 6 Claims |
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.
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