RING NOTEBOOK - KOKUYO S & T CO LTD

Title:

RING NOTEBOOK

Document Type and Number:

Japanese Patent JP2015174414

Kind Code:

A

Abstract:

PROBLEM TO BE SOLVED: To provide a ring notebook which can suppress the floating of sheets.SOLUTION: In a ring notebook, a plurality of sheets having binding holes 31 are bound by a synthetic resin ring 4. The ring comprises: a plurality of ring bodies 5 inserted to the binding holes respectively; and a base 6 which connects base ends of the ring bodies to each other and keeps each ring body in a closed ring shape while holding the tip side of each ring body. The ring body comprises: an annular part 51 positioned on one side edge side of the base for binding the sheets; and a tip connection part 52 joined to the base. The base comprises junction parts to which the tip connection parts are joined and a non-junction part other than the junction parts, which are provided alternately in a longitudinal direction. One side edge of the non-junction part is displaced in a direction separating from the annular part than one side edge of the junction part, and a portion of the junction part and the tip connection part can enter into the binding holes of the sheets.

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WO/2004/097751	SECURITY FEATURE AND DOCUMENT COMPRISING SAID SECURITY FEATURE AND METHOD FOR PRODUCING AND APPLYING SAID SECURITY FEATURE TO A DOCUMENT AND METHOD FOR CHECKING AUTHENTICITY OF THE DOCUMENT
JP3023535	[Name of device] Learning materials

Inventors:

MIYANISHI JUNKO

Application Number:

JP2014054278A

Publication Date:

October 05, 2015

Filing Date:

March 18, 2014

Export Citation:

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Assignee:

KOKUYO S & T CO LTD

International Classes:

B42D15/00; B42B5/10

Domestic Patent References:

JPS4897326U	1973-11-17
JP5374721B2	2013-12-25

Attorney, Agent or Firm:

Kazuhiro Akazawa

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