Patent · US Expired

Electrical switch

US6489578B1 · kind B1 · utility

13Cited by

8References

18Claims

0Family size

Assignee

MARQUARDT GMBH · DE

Inventors

Peter Jung · Balingen, DE
Gerhard Niklewski · Trossingen, DE
Klaus Merkel · Spaichingen, DE

Key dates

Filing date	Jul 11, 2001
Grant date	Dec 3, 2002
Priority date	—
Expiry date	Jul 11, 2021

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB25D2250/261
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

An electrical switch (4), in particular for electric hand tools (1), such as electric drills, hammer drills, electric screwdrivers or the like, has an actuating member (5) that can be moved from an initial position into an operating position. In the operating position, the actuation member (5) acts, for example, to switch a contact system or to adjust a potentiometer. In addition, the switch (4) has a movable actuating element (13) which, when it is moved, acts to actuate a first device the actuating element (13) is arranged in the immediate vicinity of the actuating member (5). Furthermore, in addition, a further, second device can be actuated by means of the actuating element (13).

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