Title:
EASY-TO-OPEN ENVELOPE
Document Type and Number:
Japanese Patent JP3902693
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an easy-to-open envelope which can easily be opened without a pair of scissors or the like when it is received and prevents a letter in it from being torn accidentally.
SOLUTION: In an envelope 4 having perforations 1 made in the rear and front of its opening part so as to make it easy to open the sent envelope 4, the part which is near the end of the perforations 1 is reinforced with such thing 2 as cardboard, plastic, plate, metal fitting, or the like, and, further, the reinforced part is entirely joined to it with glue 3. Alternatively, by forming the cardboard or the like for the reinforcement into such a shape as simple saw or simple cutter, it makes it easier to cut the envelope along the perforations 1.
Inventors:
Shogo Tsuchida
Application Number:
JP20516697A
Publication Date:
April 11, 2007
Filing Date:
June 24, 1997
Export Citation:
Assignee:
Shogo Tsuchida
International Classes:
B65D27/02; B65D27/34; (IPC1-7): B65D27/34; B65D27/02
Domestic Patent References:
| JP57149229U | ||||
| JP53005217U | ||||
| JP51134276A |
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