| 摘要 |
PCT No. PCT/SE96/01110 Sec. 371 Date Feb. 23, 1998 Sec. 102(e) Date Feb. 23, 1998 PCT Filed Sep. 6, 1996 PCT Pub. No. WO97/09148 PCT Pub. Date Mar. 13, 1997Shaft, for the transmission of torque, comprising first and second engagement elements. The shaft is divided in its longitudinal direction into a first and second section, wherein the first and second sections are concentrically joined to each other by a friction-welded joint. The first section is case-hardened and comprises the first engagement element, and the second section is tough-hardened and comprises the second engagement element which is induction-hardened and placed on or in a peripheral surface on the second section which lies at an end facing away from the first section. |
