| 摘要 |
In the enclosure inserting apparatus comprising structure for conveying an envelope along a flap unfolding path to an enclosure inserting location, structure for unfolding the flap of the envelope as the envelope is conveyed along the flap unfolding path to the enclosure inserting location, structure for holding the flap-unfolded envelope open at the enclosure inserting location, and structure for moving an enclosure along an enclosure feed path to the held-open envelope and inserting the enclosure into the held-open envelope, wherein the flap unfolding structure comprises structure for engaging the flag of an envelope moved therepast, and the flap unfolding path includes a gap having a width determined by a distance between the envelope conveying structure and the engaging structure, the improvement comprises a flapper blade adjustably mounted to the engaging structure for adjusting the width of the gap.
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