CN2235416Y - Convenient envelopes - Google Patents

Abstract

The utility model relates to a convenient envelope which belongs to the technical field of envelopes without regard to the thickness of enclosed objects or similar containers which are basically rectangular. The utility model is characterized in that the nearby cross section of a sealing end 2 of an envelope 1 is pressed with a cutting edge line 3. The cutting edge line 3 is composed of a cutting edge 4 and a cutting edge gap 5. The ratio of the length of the cutting edge 4 to the distance of the cutting edge gap 5 is 0.1-150. The distance of the cutting edge gap 5 is less than 25 mm. Arrow heads 6 on both ends of the cutting edge line 3 are used for signifying tearing opening marks. The convenient envelope has the advantages of simple manufacturing process, low cost, convenient operation, and easy tearing and opening operations. When the convenient envelope is torn, the sealing end is neat and beautiful and letters in the convenient envelope can not be damaged.

Description

Convenient envelopes

The utility model belongs to and is used for postal service or other purpose, the big envelope of the thing thickness of structurally not considering to pack into or similarly become the technical field of the container of rectangle basically.

All do not tear the edge of a knife line of the envelope of opening a letter on the general standard envelope, so people are tearing when tearing kraft envelope open, firmly too small, envelope tears not to be torn open, firmly excessive, also can tear the mail in the envelope sometimes to shreds, therefore needs sometimes to cut off with scissors, very inconvenient.

The purpose of this utility model is to overcome weak point of the prior art and a kind of use Convenient envelopes very easily is provided.

Task of the present utility model is to be pressed with edge of a knife line near the cross section the sealing end of envelope, and edge of a knife line can be straight line, but also curve.

Accompanying drawing 1 is edge of a knife line 3 position views of embodiment 1;

Accompanying drawing 2 is edge of a knife line 3 position views of embodiment 2.

The utility model describes in detail embodiment below with reference to accompanying drawing: a kind of Convenient envelopes 1, on near the cross section its sealing end 2, be pressed with edge of a knife line 3, embodiment 1 as shown in Figure 1, edge of a knife line 3 is made up of the edge of a knife 4 and edge of a knife spacing 5, the edge of a knife 4 will be cut and leak information envelope 1 tow sides, but the shape of the edge of a knife 4 can be also curve of straight line, the envelope of making for thicker slightly paper 1, the edge of a knife 4 should be longer slightly, and edge of a knife spacing 5 will be lacked slightly.For general run of thins, the ratio of the edge of a knife 4 length and edge of a knife spacing 5 is 0.1～150, edge of a knife spacing 5＜25mm.The tearing notch mark can be represented with arrow 6 in two ends at edge of a knife line 3.Embodiment 2 is an air-mail envelope, as shown in Figure 2.

It is simple to the utlity model has technology, with low cost, easy to use, and one tears promptly and opens, and the letter of tearing seals neatly, attractive in appearance, also can not damage the mail in the envelope.

Claims (2)

1, a kind of Convenient envelopes (1). of the present utility model being characterised in that near the cross section the sealing end (2) of envelope (1) is pressed with edge of a knife line (3).

2, Convenient envelopes according to claim 1 (1), it is characterized in that the edge of a knife (4) length of said edge of a knife line (3) and the ratio of edge of a knife spacing (5) are 0.1～150, edge of a knife spacing (5)＜25mm can be used arrow (6) expression tearing notch mark at the two ends of edge of a knife line (3).

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