Novel file is used in english teaching
The utility model discloses a novel file is used in english teaching, including first box body and second box body, the bottom of first box body and second box body is rotated and is connected, be equipped with a plurality of round holes on the lateral wall of first box body and second box body, eve...
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Format: | Patent |
Sprache: | chi ; eng |
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Online-Zugang: | Volltext bestellen |
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Zusammenfassung: | The utility model discloses a novel file is used in english teaching, including first box body and second box body, the bottom of first box body and second box body is rotated and is connected, be equipped with a plurality of round holes on the lateral wall of first box body and second box body, every be equipped with the spring in the round hole, first box body is connected through a plurality ofsprings and second box body, the one end of first box body is rotated and is connected with the apron, fixedly connected with fixed pin on the apron, one side of second box body is equipped with locking device. The utility model discloses the simple structure processing ease, through clamp plate, pull rod and second spring beam isotructure interact make can with a large amount of paper clamps inthe second cavity, utilize the baffle to divide into three space with first box body and second box body simultaneously and can make different grade type file deposit to be convenient for put in order.
本实用新型公开了种新型英语教学用文件夹,包括第盒 |
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