Patent · US Expired

Hand held drilling and/or hammering tool with dust collection unit

US7017680B2 · kind B2 · utility

32Cited by

38References

24Claims

0Family size

Assignee

BLACK & DECKER INC. · US

Inventors

Robert Wache · Wiesbaden, DE
Thomas Stanke · Idstein, DE
Ernst Staas · Limburg, DE
Ralf Bernhart · Idstein, DE
Klaus-Dieter Arich · Beuerbach, DE

Key dates

Filing date	Mar 19, 2004
Grant date	Mar 28, 2006
Priority date	—
Expiry date	Mar 19, 2024

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T408/50
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

An electrically powered tool having a dust collection unit powered by a motor, which unit can be releasably fitted to the tool includes a plug arrangement and a cooperating socket arrangement, one of which is formed on the tool and the other of which is formed on the unit. A first mechanical fixing arrangement is provided comprising a first projection and a first cooperating recess, one of which is formed on the tool and the other of which is formed on the unit. A second mechanical fixing arrangement is provided and comprises a manually actuable releasable latch arrangement and a second cooperating recess, one of which is formed on the tool and the other of which is formed on the unit. The first and second mechanical fixing arrangements cooperate to secure the dust collection unit to the tool in such a way that the plug and socket arrangements form an electrical connection.

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