FIELD: printing.
SUBSTANCE: invention relates to means for detachable fixing of documents. The lock of the holding fixture for sheets with holes comprises a receiving section formed on the plastic bearing housing, and a flexible element which one end is connected to the bearing housing and the second free end is made with the ability to engage with the receiving section. The plastic bearing housing is additionally provided with a protrusion. The receiving section is formed on the said protrusion. The free end of the flexible element is provided with a groove. The receiving section has a lead-in part, a neck, a locking socket and a base, and the base is made at the level of the bearing housing, and the lead-in part has an angle of approach of 15-45°, preferably - 24°.
EFFECT: lock provides acceleration of the process of fixing the sheets.
3 cl, 5 dwg
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