| 摘要 |
PROBLEM TO BE SOLVED: To improve the structure of hinges so as to secure strong structure and a high anti-theft property in a door hinge device of an automatic vending machine. SOLUTION: In the door hinge device for pivoting a main door 2 arranged on the front side of a body 1 through a hinge plate 10 and a hinge shaft 11, the hinge plate 10 is fixed on the inside of the body 1, the top part 10a of the hinge plate 10 is led into the inside of the main door 2, a hinge cover (made of thick steel) 13 whose cross section is like a laid U shape is welded to the door side so as to cover the top part 10a of the hinge plate 10 from above and below, and the hinge shaft (bolt) 11 is screwed into the shaft hole of the hinge plate 10. A reinforcing collar 14 is allowed to play between the hinge shaft 11 and the shaft hole of the hinge plate 10, and an anti-theft cover 15 to be used also as a drain gutter is arranged so as to cover the lower part of the hinge. COPYRIGHT: (C)2004,JPO&NCIPI
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