| 摘要 |
PCT No. PCT/SE96/00337 Sec. 371 Date Sep. 30, 1997 Sec. 102(e) Date Sep. 30, 1997 PCT Filed Mar. 18, 1996 PCT Pub. No. WO96/32229 PCT Pub. Date Oct. 17, 1996A throttle for a motor driven hammer mechanism has a handle (2) connected to a machine housing (1), a first lever (3) swingably connected to the handle, a second lever (6) swingably connected to the first lever, and a spring (7) arranged between the two levers and a transfer device (4) for transferring the movement of the levers to an operating arm (15) on a speed regulator arranged in the hammer mechanism.
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