Title:

Kind
Code:

A1

Abstract:

A multi-functional geometric puzzle system includes four right-angled triangle pieces and two kite-shaped pieces. Each of the right-angled triangle pieces has an identical configuration, and each of the kite-shaped pieces also has an identical configuration. Each of the kite-shaped pieces is formed with four edges, and consists of two side right-angled triangles symmetric along-a longitudinal line. Each dimension of the side right-angled triangles is identical with that of the right-angled triangle piece. In assembling, all of the right-angled triangle pieces and the kite-shaped pieces can be selectively pieced up to generate various geometric patterns.

Inventors:

Chiou, Jean-hwa (Niao-Sung Hsiang, TW)

Application Number:

10/963447

Publication Date:

04/13/2006

Filing Date:

10/13/2004

Export Citation:

Assignee:

Chiou, Jean-hwa (Niao-Sung Hsiang, TW)

National Kaohsiung University of Applied Sciences (Kaohsiung, TW)

National Kaohsiung University of Applied Sciences (Kaohsiung, TW)

Primary Class:

International Classes:

View Patent Images:

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Primary Examiner:

WONG, STEVEN B

Attorney, Agent or Firm:

Mayer & Williams, P.C. (Morristown, NJ, US)

Claims:

What is claimed is:

1. A multi-functional geometric puzzle system, comprising: at least four right-angled triangle pieces each sized an identical configuration and identical dimensions; and at least two kite-shaped pieces each having four edges and sized an identical configuration and identical dimensions, said kite-shaped piece consisting of two side right-angled triangles symmetric along a longitudinal line; wherein said right-angled triangle pieces and said kite-shaped pieces are combined to generate various geometric patterns in puzzle game.

2. The multi-functional geometric puzzle system as defined in claim 1, wherein said right-angled triangle piece has an area identical with that of said side right-angled triangle of said kite-shaped piece.

3. The multi-functional geometric puzzle system as defined in claim 1, wherein said right-angled triangle piece consists of three edges having the ratio 1: √{square root over (3)}:2.

1. A multi-functional geometric puzzle system, comprising: at least four right-angled triangle pieces each sized an identical configuration and identical dimensions; and at least two kite-shaped pieces each having four edges and sized an identical configuration and identical dimensions, said kite-shaped piece consisting of two side right-angled triangles symmetric along a longitudinal line; wherein said right-angled triangle pieces and said kite-shaped pieces are combined to generate various geometric patterns in puzzle game.

2. The multi-functional geometric puzzle system as defined in claim 1, wherein said right-angled triangle piece has an area identical with that of said side right-angled triangle of said kite-shaped piece.

3. The multi-functional geometric puzzle system as defined in claim 1, wherein said right-angled triangle piece consists of three edges having the ratio 1: √{square root over (3)}:2.

Description:

1. Field of the Invention

The present invention relates to a multi-functional geometric puzzle system. Particularly, the present invention also relates to the multi-functional geometric puzzle system including four right-angled triangle pieces and two kite-shaped pieces. More particularly, the present invention also relates to a six-piece puzzle system consisting of four right-angled triangle pieces and two kite-shaped pieces which are combined to generate various geometric patterns.

2. Description of the Related Art

A well-known puzzle system in the art is so-called jigsaw puzzle, Chinese puzzle or seven-piece puzzle, and has been widely used in entertainment purpose.

Taiwanese Patent Publication No. 564,758 discloses a conventional puzzle system having a David's Star configuration consisting of a plurality of basic units, forty eight basic units for example. Each of the basic units has an equilateral triangular configuration. The David's Star configuration is arranged in seven puzzled pieces with various geometric patterns. One of the puzzled pieces is formed with four basic units, four of the puzzled pieces with seven basic units, and two the puzzled pieces with eight basic units. In puzzle game, the seven puzzled pieces can be assembled to form a compulsory pattern or an invented pattern. The puzzled pieces are pieced up to form a square pattern and inserted into a David's Star-shaped rack for storage.

Taiwanese Patent Publication No. 161,418 discloses another conventional puzzle system consisting of fourteen basic cubic pieces or twelve basic beveled pieces. There is a specific proportion of area among the basic cubic pieces. And, there is also a specific proportion of area among the basic beveled pieces. The basic cubic pieces and basic beveled pieces are pieced up to form a square pattern and inserted into a square rack for storage. In puzzle game, the basic cubic pieces and basic beveled pieces are pieced up to generate various geometric patterns.

Taiwanese Patent Publication No. 321,929 discloses another conventional puzzle system, so-called Tetris, consisting of eight basic puzzled pieces. Three of the basic puzzled pieces are roughly shaped into an L-shaped piece, two of the basic pieces into a T-shaped piece, one of the basic pieces into a U-shaped piece, one of the basic pieces into a rectangular piece, and one of the basic pieces into a double-square piece. Each of the basic pieces consists of eight square units. In puzzle game, the basic puzzled pieces are pieced up to generate various geometric patterns.

Additionally, Taiwanese Patent Publication Nos. 182,775 and 262,729 further disclose another conventional puzzle systems, and detailed descriptions may be omitted.

However, there is a need for creating a new type of a puzzle system used to piece up various geometric patterns. To accomplish this task, it is necessary that a new set of puzzled pieces, such as a six-piece puzzle, must be provided.

The present invention intends to provide a multi-functional geometric puzzle system including four right-angled triangle pieces and two kite-shaped pieces as well as a six-piece puzzle. The four right-angled triangle pieces and two kite-shaped pieces are assembled to generate various geometric patterns. The present invention employs common concepts of Chinese puzzle, Pythagorean theorem and Dudeney's geometric division (Dudeney's tricks) so as to increase a degree of difficulty in reassembling for entertainment purpose.

The primary objective of this invention is to provide a multi-functional geometric puzzle system including four right-angled triangle pieces and two kite-shaped pieces assembled to generate various geometric patterns. Thereby, it may accomplish enhancement of the puzzle system and various difficulties in assembling thereof.

The secondary objective of this invention is to provide the multi-functional geometric puzzle system including four right-angled triangle pieces and two kite-shaped pieces. Each of the right-angled triangle pieces has three included angles of 30, 60 and 90 degrees that may be used to aid understanding of a solution to the √{square root over (3)} problem. Thereby, it may accomplish quick apprehension of trigonometric function for education purpose.

The multi-functional geometric puzzle system in accordance with the present invention includes four right-angled triangle pieces and two kite-shaped pieces. Each of the right-angled triangle pieces has an identical configuration, and each of the kite-shaped pieces also has an identical configuration. Each of the kite-shaped pieces is formed with four edges, and consists of two side right-angled triangles symmetric along a longitudinal line. Each dimension of the side right-angled triangles is identical with that of the right-angled triangle piece. In assembling, all of the right-angled triangle pieces and the kite-shaped pieces can be selectively pieced up to generate various geometric patterns.

Other objectives, advantages and novel features of the invention will become more apparent from the following detailed description and the accompanying drawings.

The present invention will now be described in detail with reference to the accompanying drawings wherein:

FIG. 1 is a schematic plan view of a right-angled triangle piece and a kite-shaped piece of a multi-functional geometric puzzle system in accordance with the present invention;

FIG. 2 is a schematic plan view of the multi-functional geometric puzzle system piecing up three right-angled triangles in accordance with the present invention;

FIG. 3 is a schematic plan view of the multi-functional geometric puzzle system piecing up three rectangles in accordance with the present invention;

FIG. 4 is a schematic plan view of the multi-functional geometric puzzle system piecing up three parallelograms in accordance with the present invention;

FIG. 5 is a schematic plan view of the multi-functional geometric puzzle system piecing up three kite-shaped quadrangles in accordance with the present invention;

FIG. 6 is a schematic plan view of the multi-functional geometric puzzle system piecing up three isosceles triangles in accordance with the present invention;

FIG. 7 is a schematic plan view of the multi-functional geometric puzzle system piecing up another three parallelograms in accordance with the present invention;

FIG. 8 is a schematic plan view of the multi-functional geometric puzzle system piecing up two hollow squares in accordance with the present invention;

FIG. 9 is a schematic plan view of the multi-functional geometric puzzle system piecing up two towers in accordance with the present invention;

FIG. 10 is a schematic plan view of -the multi-functional geometric puzzle system piecing up a shark-like configuration in accordance with the present invention;

FIG. 11 is a schematic plan view of the multi-functional geometric puzzle system piecing up a twin-peak configuration in accordance with the present invention; and

FIG. 12 is a schematic plan view of the multi-functional geometric puzzle system piecing up various geometric patterns in accordance with the present invention.

Referring initially to FIG. 1, a multi-functional geometric puzzle system in accordance with the present invention includes six basic puzzled pieces. Each of the basic puzzled pieces has a fundamental configuration and dimensions. In puzzle game, the basic puzzled pieces are pieced up to generate various geometric patterns, including compulsory patterns and invented patterns.

Still referring to FIG. 1, the basic puzzled pieces generally includes four right-angled triangle pieces designated numeral **10**, and two kite-shaped pieces designated numeral **20**. Each of the right-angled triangle pieces **10** and the kite-shaped pieces **20** has a relatively simple configuration. The number of the right-angled triangle pieces **10** and the kite-shaped pieces **20** is relatively lesser than that of the conventional puzzle system. In puzzle game, the right-angled triangle pieces **10** and the kite-shaped pieces **20** can generate as many geometric patterns as possible. The combination of the right-angled triangle pieces **10** and the kite-shaped pieces **20** employs common concepts of Chinese puzzle, Pythagorean theorem and Dudeney's geometric division so as to increase a degree of difficulty in reassembling for entertainment purpose.

Still referring to FIG. 1, each right-angled triangle piece **10** has an identical triangular configuration and dimensions, and each kite-shaped piece **20** has a quadrilateral configuration and dimensions. Thus, the right-angled triangle pieces **10** and the kite-shaped pieces **20** can be pieced up to generate various symmetric patterns.

Still referring to FIG. 1, the construction of the right-angled triangle piece **10** shall be described in detail. The right-angled triangle piece **10** generally has three included angles of 30, 60 and 90 degrees. Thus, three edges of the right-angled triangle piece **10** have the ratio 1: √{square root over (3)}: 2. Namely, the puzzle game of the right-angled triangle piece **10** contains a solution to the √{square root over (3)} problem. Consequently, in the puzzle game, repeatedly assembling the right-angled triangle piece **10** aids understanding of a solution to the √{square root over (3)} problem.

Still referring to FIG. 1, the construction of the kite-shaped piece **20** shall be described in detail. The kite-shaped piece **20** generally has a pair of short edges and a pair of long edges, wherein the short edge and the long edge are complementary. Each of the kite-shaped pieces **20** consists of two side right-angled triangles **20***a *and **20***b *symmetric along a longitudinal line, as shown at dotted line. Each dimension of the side right-angled triangles **20***a *and **20***b *is identical with that of the right-angled triangle piece **10**.

Still referring to FIG. 1, in assembling, four of the right-angled triangle pieces **10** and two of the kite-shaped pieces **20** can be selectively pieced up to generate various geometric patterns. The number of the geometric patterns may be countless and detailed descriptions for each pattern may be omitted.

Turning now to FIG. 2, two of the right-angled triangle pieces **10** constitute a small right-angled triangle while two of the right-angled triangle pieces **10** and two of the kite-shaped pieces **20** constituting a medium right-angled triangle. Alternatively, four of the right-angled triangle pieces **10** and two of the kite-shaped pieces **20** can constitute a large right-angled triangle. Consequently, the small right-angled triangle plus the medium right-angled triangle equals the total area of the large right-angled triangle according to Pythagorean theorem.

Turning now to FIG. 3, two of the right-angled triangle pieces **10** constitute a small rectangle while two of the right-angled triangle pieces **10** and two of the kite-shaped pieces **20** constituting a medium rectangle. Alternatively, four of the right-angled triangle pieces **10** and two of the kite-shaped pieces **20** can constitute a large rectangle. Consequently, the small rectangle plus the medium rectangle equals the total area of the large rectangle according to Pythagorean theorem.

Turning now to FIG. 4, two of the right-angled triangle pieces **10** constitute a small parallelogram while two of the right-angled triangle pieces **10** and two of the kite-shaped pieces **20** constituting a medium parallelogram. Alternatively, four of the right-angled triangle pieces **10** and two of the kite-shaped pieces **20** can constitute a large parallelogram. Consequently, the small parallelogram plus the medium parallelogram equals the total area of the large parallelogram according to Pythagorean theorem.

Turning now to FIG. 5, two of the right-angled triangle pieces **10** constitute a small kite-shaped quadrangle while two of the right-angled triangle pieces **10** and two of the kite-shaped pieces **20** constituting a medium kite-shaped quadrangle. Alternatively, four of the right-angled triangle pieces **10** and two of the kite-shaped pieces **20** can constitute a large kite-shaped quadrangle. Consequently, the small kite-shaped quadrangle plus the medium kite-shaped quadrangle equals the total area of the large kite-shaped quadrangle according to Pythagorean theorem.

Turning now to FIG. 6, two of the right-angled triangle pieces **10** constitute a small isosceles triangle while two of the right-angled triangle pieces **10** and two of the kite-shaped pieces **20** constituting a medium isosceles triangle. Alternatively, four of the right-angled triangle pieces **10** and two of the kite-shaped pieces **20** can constitute a large isosceles triangle. Consequently, the small isosceles triangle plus the medium isosceles triangle equals the total area of the large isosceles triangle according to Pythagorean theorem.

Turning now to FIG. 7, two of the right-angled triangle pieces. **10** constitute a small parallelogram while two of the right-angled triangle pieces **10** and two of the kite-shaped pieces **20** constituting a medium parallelogram. Alternatively, four of the right-angled triangle pieces **10** and two of the kite-shaped pieces **20** can constitute a large parallelogram. Consequently, the small parallelogram plus the medium parallelogram equals the total area of the large parallelogram according to Pythagorean theorem.

Turning now to FIG. 8, four of the right-angled triangle pieces **10** constitute a small hollow square. Alternatively, four of the right-angled triangle pieces **10** and two of the kite-shaped pieces **20** can constitute a large hollow square.

Turning now to FIG. 9, four of the right-angled triangle pieces **10** and two of the kite-shaped pieces **20** can constitute two different towers.

Turning now to FIG. 10, four of the right-angled triangle pieces **10** and two of the kite-shaped pieces **20** can constitute a shark-like configuration.

Turning now to FIG. 11, four of the right-angled triangle pieces **10** and two of the kite-shaped pieces **20** can constitute a twin-peak configuration.

Turning now to FIG. 12, four of the right-angled triangle pieces **10** and two of the kite-shaped pieces **20** can constitute various geometric patterns, including mountain ridge configuration, boat configuration, candle configuration, Z-shaped configuration and stone pillar configuration etc.

Although the invention has been described in detail with reference to its presently preferred embodiment, it will be understood by one of ordinary skill in the art that various modifications can be made without departing from the spirit and the scope of the invention, as set forth in the appended claims.