| 摘要 |
PROBLEM TO BE SOLVED: To provide a squeeze roller which is free from breakage caused by forming load from a material, and free from biting of product chips left between side face forming wheels and a top forming wheel. SOLUTION: The squeeze roller 1 having a groove 4 for thickening the periphery of a disk material A by compression is equipped with: the top forming wheel 3 serving as a disk part 3b fitting and supporting a bearing Br, and having the peripheral surface forming the thick top; and the side face forming wheels 2a, 2b sandwiching the disk part 3b of the top forming wheel 3 to be fixed on both sides thereof, and forming right and left slopes 6a, 6b continuous to the peripheral surface. COPYRIGHT: (C)2007,JPO&INPIT
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