| 摘要 |
Method for forming individual letters provided with envelopes from printed same-size sheets, comprising pre-printed envelope forms for forming the envelopes, and in the immediate vicinity of each envelope form one or more letter forms for forming a letter or letters and inserting them in the envelope. In accordance with the method, the envelope form is led as such to envelope formation; the letter forms are cut at least on one side into letters which are smaller than the letter forms; the letters are brought to contact with the envelope form; the envelope form is folded in two around the letters and glued at the side edges to form an open envelope; and the open flap of the envelope is glued and folded so that a sealed letter provided with an envelope is formed. |
