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Notebook

A notebook and ontology technology, applied in the field of notebooks, can solve problems such as discomfort and pain, achieve a good sense of use and eliminate adverse conditions.

Active Publication Date: 2012-12-26
KOKUYO CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] However, conventional rings are usually made by deforming metal wires such as bending, and when touching such rings, there is discomfort and, in extreme cases, pain

Method used

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Embodiment Construction

[0046] One embodiment of the present invention will be described below with reference to the drawings.

[0047] Such as Figure 1 to Figure 5 As shown, this notebook N is formed by binding a plurality of front papers 1 and 2 and intermediate paper 3 having binding holes 61 as paper 6 with a ring 4 . Specifically, the composition of the notebook N includes: a front sheet 1 and a rear sheet 2 made of synthetic resin sheets and / or thick paper; multiple sheets of intermediate paper 3; a plurality of binding holes 61 formed at the root of the front sheet 1, rear sheet 2, and intermediate sheet 3; and using the binding holes 61 to bind the front sheet 1, rear sheet 2 And the ring 4 of the middle paper 3. The binding holes 61 are ordinary holes in a rectangular shape, and a plurality of them are provided at predetermined intervals. here, figure 1 Indicates the state in which the last intermediate paper 3 is opened, figure 2 will be figure 1 Figure showing the main part enlarge...

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PUM

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Abstract

Disclosed is a notebook (N) formed by binding a plurality of pieces of paper (6) having binding holes (61) by a ring (4), wherein the ring (4) is provided with a plurality of ring bodies (41) which are respectively inserted through the binding holes (61), and a connecting unit (42) which connects base ends of the mutual ring bodies (41) and holds tip end sides of the ring bodies (41) so as to maintain the respective ring bodies (41) in closed ring shapes, and wherein the tip end sides of the respective ring bodies (41) and the connecting unit (42) are connected by welding in connection areas (40).

Description

technical field [0001] This invention relates to notebooks bound by rings. Background technique [0002] Conventionally, there are known various notebooks in which a plurality of sheets of paper having binding holes are bound with a ring (for example, refer to Patent Document 1). Such products will expose the loop between adjacent pages when the notebook is opened for use. Therefore, when using a notebook, for example, during note-taking, the user's hand often touches the exposed ring. [0003] However, conventional rings are usually manufactured by deforming metal wires by bending or the like, and when touching such rings, there is discomfort and, in extreme cases, pain. [0004] Previous technical literature [0005] Patent Document 1: Japanese Patent Application Publication No. 2009-202354. Contents of the invention [0006] The problem to be solved by the invention [0007] An object of the present invention is to solve the above problems and provide a notebook wi...

Claims

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Application Information

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IPC IPC(8): B42B5/10B42D15/00B42F13/16
CPCB42B5/10B42D1/06
Inventor 佐藤昌男
Owner KOKUYO CO LTD
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