Title:
EDUCATIONAL TOY
Document Type and Number:
Japanese Patent JP2014200280
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide technical means that can effectively bring up a creativity of a child.SOLUTION: An educational toy comprises 24 kinds of pieces 1(m=1 to 24). Each of the pieces 1(m=1 to 24) has a shape that is cut and lacked in one block to four blocks among nine blocks divided into nine with respect to principal surfaces 2F and 2B in a rectangular solid in which a square with four sides of a predetermined length L has both principal surfaces 2F and 2B opposed in the thickness direction. Slits are provided in each peripheral surface 3 of the pieces 1(m=1 to 24) and corners of notch parts.
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Inventors:
KOBAYASHI ATSUSHI
Application Number:
JP2013075691A
Publication Date:
October 27, 2014
Filing Date:
April 01, 2013
Export Citation:
Assignee:
KOBAYASHI ATSUSHI
International Classes:
A63H33/08; A63H33/00
Domestic Patent References:
| JP3089317U | 2002-10-25 | |||
| JPS5796674A | 1982-06-16 | |||
| JPH0380797U | 1991-08-19 | |||
| JP3181728U | 2013-02-21 |
Foreign References:
| US3537706A | 1970-11-03 | |||
| WO1998030300A1 | 1998-07-16 | |||
| US2338738A | 1944-01-11 | |||
| US6149487A | 2000-11-21 | |||
| US5378185A | 1995-01-03 |
Attorney, Agent or Firm:
Shigeki Chigasaki