| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a clip for fastening a bag, such as a paper bag and a bag made of plastic, suitable for preserving powdery food and other articles without exposing to air.SOLUTION: There are included an external fixation frame including a taper-like inner surface narrower downward; an elastic sheet arranged in the taper-like internal surface of the external fixation frame; a blade plate arranged along the surface of the elastic sheet, and formed with a projection in the intermediate position in the width direction along the length direction on an elastic sheet side surface; and a presser frame arranged along the inner surface of the blade plate and having a wedge-shaped cross section. An opening of a bag made of a soft sheet is placed in the inner surface of the elastic sheet arranged in the external fixation frame and followed by arranging the blade plate, and the presser frame is pressed into a wedge shape so as to engage the projection of the blade plate with the elastic sheet through the bag and surely seal the opening of the bag.</p> |
