Patent · US Active

Switch device for a power tool

US11189437B2 · kind B2 · utility

1Cited by

5References

10Claims

0Family size

Assignee

Hilti Aktiengesellschaft · LI

Inventors

Thomas Blatz · Kaufering, DE
Lionel BARBIER · Munich, DE

Key dates

Filing date	Oct 25, 2017
Grant date	Nov 30, 2021
Priority date	—
Expiry date	Dec 2, 2037

Classification

Technology area (CPC H)Electricity
CPC primaryH01H2300/024
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

An operating device (1) for a power tool, including at least one first and second switching element (40, 50), the first switching element (40) being settable to a first and a second mode, and the second switching element (50) being settable to a first and a second mode, the first switching element (40) including at least one first signaling means (21) for the particular signaling of the first or second mode, and the second switching element (50) including at least one second signaling means (22) for the particular signaling of the first or second mode. The operating device is designed in such a way that the second switching element (50) is settable from the first mode to the second mode only when the first switching element (40) is set from the first mode to the second mode.

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