Patent · US Active

Machine tool device

US11607792B2 · kind B2 · utility

0Cited by

3References

12Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Juergen Wiker · Echterdingen, DE
Daniel Dennis · Atzlenbach, DE
Matthias Schneider · Heidesheim, DE

Key dates

Filing date	Sep 14, 2018
Grant date	Mar 21, 2023
Priority date	—
Expiry date	May 30, 2039

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02P70/10
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A machine tool device for a portable machine tool in one embodiments includes at least one coupling unit which couples a machining tool and at least one drive unit configured to drive the coupling unit. The machine tool device includes a recuperation unit which provides, in at least one deactivated state of the drive unit, electrical energy which supplies at least one functional unit from a kinetic energy of at least the coupling unit.

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