| 摘要 |
PCT No. PCT/EP88/00976 Sec. 371 Date Sep. 3, 1991 Sec. 102(e) Date Sep. 3, 1991 PCT Filed Aug. 18, 1989 PCT Pub. No. WO90/02014 PCT Pub. Date Mar. 8, 1990.A device for fastening an article, disposed at an end of a cylindrical shaft, portion, to one coupling member of a coupling means whose other coupling member is anchored at a machine tool, especially a die sinking electric discharge machine. One coupling member includes a bore to receive the shaft portion. An intermediate piece consisting of a shaft portion and a fixing portion is made in one-piece, preferably by an aluminum casting process. The fixing portion is adapted for engagement with an interlocking means disposed at the wall of a take-up sleeve of the coupling member. Likewise provided is a one-piece bushing to take up a shank of an article the outer surface of the bushing at least in part being in engagement with the inner surface of the hollow end remote from the coupling member of the cylindrical shaft. |
