The elements are connected by the aid of the cams and the two remaining centrally positioned substantially identical connecting elements each having a T-shape cross-section and when assembled the toy is in the form of a regular or an irregular solid.įixation is performed by one single screw passing through bores in the connecting elements. The elements of the two sets have cam members with hollows with spherical convex or concave surfaces in-between. While including drawings is not mandatory, one may be able to appreciate the importance of providing drawings in a patent application in view of the below example:ĭescription provided in a patent document:Ī spatial logical toy is formed from a total of eighteen toy elements, out of which two sets of eight identical toy elements two connecting elements are provided. Although it may be noted that inclusion of drawings in a patent application is not mandatory. The drawings must preferably show every feature of the invention as specified in the claims. The drawings may be required by the law to be in a particular form, and the requirements may vary depending on the jurisdiction. They may include illustration of embodiments, stages, flow charts, chemical equations, several views, reference numbers and photographs (in some cases) of the invention. Patent drawings or illustrations in patent applications are the visual form of Patent description or Invention they aid in understanding the invention clearly.
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