美國 USA United States Patent and Trademark Office EIGHTEEN-PIECE PRO-TANGRAM TILING PUZZLES 6357747 (2002/03/19) 專利 Patent
Abstract
An eighteen-piece pro-tangram tiling game is composed of a board and eighteen pieces of various shapes tangrams while each piece of tangrams constituted by a plurality of isosceles right triangles. The board has a square surface whose length of each side is 6 times of that of one side of the above-mentioned isosceles right triangles. These eighteen pieces of tangrams are named after its shapes, such as A-shaped piece, B-shaped piece, C-shaped piece, D-shaped piece, F-shaped piece, G-shaped piece, H-shaped piece, I-shaped piece, J-shaped piece, K-shaped piece, M-shaped piece, Q-shaped piece, R-shaped piece, S-shaped piece, V-shaped piece, W-shaped piece, X-shaped piece, Z-shaped piece for the sake of easy memorizing solutions of puzzles. By the combination of the eighteen pieces of puzzles on the board, different shapes are formed with various kinds of solutions that are great fun and good for thinking.
日本 JAPAN 経済産業省特許庁 登録実用新案第３０７７９３１号
特許・実用新案を検索する １８コマ知恵パズル (2001/03/14)
德國 GERMANY Deutsches Patent und Markenamt 200 20 235.9 (2001/03/22)
中华人民共和国 CHINA 国家知识产权局 十八益智拼盘 ZL 00 2 52105.9 (2001/10/31)
中華民國 TAIWAN 經濟部智慧財產局 M183867 (2002/04/12) 中華民國專利公報檢索系統(中華民國專利資料查詢)： 十八益智拼盤
中文創作摘要：一種「十八益智拼盤」，主要係由一外盤及十八個拼板組成，而每一個拼板係由複數個等腰直角三角形排列構成，該外盤具有一正四邊形之槽面，且該槽面之邊長等於上述六個等腰直角三角形之底邊；而十八個拼板依其外形酷似英文字母分別為 A、B、C、D、F、G、H、I、J、K、M、Q、R、S、V、W、X、Z型拼板；得藉由上述十八個拼板拼排在外盤之槽面上，且得有多種不同排法及花樣，而得作為一益智拼盤。