| 摘要 |
PROBLEM TO BE SOLVED: To separate entangled springs in a satisfactory condition while protecting, particularly, minute springs in a spring feeder which separates two or more entangled springs one by one and aligns respective springs in a row along the direction of expansion and shrinkage to supply the springs to a worker. SOLUTION: This spring feeder comprises a vessel 1 on which proper vibration is properly applied, a spiral conveyance passage 2 formed along an inner wall 1a side of the vessel 1, a selection plate 3 which covers a part of an upper section of the vessel 1 and communicates with an uppermost end of the conveyance passage 2, a fixed wall plate 8 formed on the selection plate 3, an injection port 5 through which air is injected from an inner wall 1a of the vessel 1 toward the fixed wall plate 8, a conveyance passage for supply 12 conveying groups of springs (s), (s),... on the selection plate 3 to the outside of the vessel 1, and a cover body 16 covering substantially whole face of a top part of the vessel 1.
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