Back to results
US 11,697,198 B2Granted
Hand-held power tool
AssigneeHilti Aktiengeselleschaft
InventorsFlorian Mayr, Adrian Steingruber, Katharina Marsiglia, Vera Nübel
Life of this patent
Estimating the term…
Abstract
A hand-held power tool includes a tool holder for holding a chiseling tool, a machine housing (16), and a striking mechanism (12) including a striking body (22) moved on a longitudinal axis (5) for exerting strikes on the tool in an impacting direction. A damper (23) is used for stopping the striking body (22). The damper (23) includes a ring made up of multiple elastic beads situated along a circumferential direction around the longitudinal axis (5).
Claims20
A hand-held power tool comprising:
- a tool holder for holding a chiseling tool;
- a guide tube having an interior;
- a striking mechanism including a striking body moved on a longitudinal axis for exerting strikes on the tool in an impacting direction, the striking body moving in the interior of the guide tube;
- a damper contacting the striker body to stop the striking body, the damper including a ring made up of a plurality of elastic beads situated circumferentially around the longitudinal axis, the ring made up of the plurality of beads being located within the interior of guide tube, the plurality of beads including identical spherical larger beads and identical spherical smaller beads directly joined to each other, the larger beads being larger than the smaller beads.
1 more element
Dependencies are inferred from the claim text.