| abstract |
An element transfer device including: an elastic sheet having through-holes; a pickup unit having a shaft, a first head having a pickup surface that adheres an element at a first end of the shaft, and a second head at a second end of the shaft opposite to the first end. In the pickup unit, the first head and the second head sandwich the elastic sheet, the shaft is inserted in the through-holes, and the outer diameter of the first head and the outer diameter of the second head are larger than diameter of the through-hole openings. The through-hole and pickup unit combinations are arranged at a plurality of prescribed intervals and the intervals can be adjustable using the expansion and contraction of the elastic sheet. |