Cylinder cube

Abstract

A cylinder cube in one embodiment includes a disc base having an extending threaded shank; four cylindrical units each rotatably put on the shank and comprising four lengthwise sliding faces spaced around an outer surface, and four lengthwise sliding grooves each formed between two sliding groove; a plurality of arc shaped sliding blocks each comprising a lengthwise dovetail on an inner surface fit into the sliding groove; a cylindrical manipulation block rotatably put on the shank and comprising a lengthwise sliding recess on an outer surface and two lengthwise troughs on both sides of the sliding recess, the troughs and the sliding recess together forming a shape complementary to a shape of the sliding block, and the manipulation block sized as a combination of the unit and the sliding blocks assembled thereon; and a disc head threadedly secured to the shank.

Description

BACKGROUND OF THE INVENTION

[0001] 1. Field of Invention

[0002] The invention relates to combination puzzles and more particularly to a three-dimensional cylinder cube with improved characteristics.

[0003] 2. Description of Related Art

[0004] There are many different puzzles known. One type of puzzle is fifteen puzzle which is a two-dimensional puzzle. However, it is less interesting. Thus, continuing improvements in the exploitation of puzzle are constantly being sought.SUMMARY OF THE INVENTION

[0005] It is therefore one object of the invention to provide a cylinder cube.

[0006] The above and other objects, features and advantages of the invention will become apparent from the following detailed description taken with the accompanying drawings.BRIEF DESCRIPTION OF THE DRAWINGS

[0007] FIG. 1 is an exploded view of a first preferred embodiment of cylinder cube according to the invention;

[0008] FIG. 2 is a perspective view of the assembled cylinder cube;

[0009] FIG. 3 is an exploded view of one unit a...

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