Title: Puzzle ring

Abstract: A puzzle ring framed of 12 or more straight elongated flat links of similar length and pin joined to each other at their associated ends in a prescribed mode of superposition can be deformed to assume various interesting plane and solid skeletons through simple hand actions by players; the links are preferably made of a flexible material.

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Inventors: Tomura, Hiroshi (Tokyo, JA)

Application Number: 537426
Filing Date: 1974-12-30
Publication_date: 1976-08-31
Assignee: Aoki Ltd. (JA)
Primary Class(es): 273/155 446/487, 473/612
Other Classes:
US Patent Ref:

207346	Aug, 1878	Clow	46/1.
1541004	Jun, 1925	Taylor	35/35.
1853436	Apr, 1932	Krause	273/155.
2206149	Jul, 1940	Balinkin	35/18.
2961779	Nov, 1960	Perry	35/18.

Other Refs: 1,037,735285,249264,216262,899

, 1958	DT
, 1915	DD
, 1927	UK
, 1926	UK

Primary Examiner: Oechsle, Anton O.
Assistant Examiner:
Attorney: Burns; Robert E., Lobato; Emmanuel J., Adams; Bruce L.