Patent · US Expired

Process for controlling an axially hammering and rotating electric hand-held machine tool

US6981557B2 · kind B2 · utility

21Cited by
11References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 1, 2004
Grant dateJan 3, 2006
Priority date
Expiry dateMar 1, 2024

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB25D2250/221
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A control process for an at least partially axially hammering and rotating electric hand-held machine tool (1) in which an electromagnetic clutch (4) arranged in the flow of force between an electric motor (2) and a tool receptacle (3) is controllably connected to computing device (5) connected to sensors (6a, 6b, 6c), wherein the clutch (4) is repeatedly alternately opened and closed in at least one process step controlled by the computing device (5).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.