Patent · US Active

Accessory device for a hand-held power tool

US11123830B2 · kind B2 · utility

0Cited by

1References

15Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Andre Ullrich · Echterdingen, DE
Benjamin Nikolas Fischle · Murr, DE
Juergen Dietel · Stuttgart, DE
Holger Froehling · Stuttgart, DE
Erwin Orendi · Stuttgart, DE

Key dates

Filing date	Nov 20, 2017
Grant date	Sep 21, 2021
Priority date	—
Expiry date	Apr 6, 2038

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB25D2217/0057
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

An accessory device for a hand-held power tool includes a dust collection box that has a housing and a filter unit configured to filter an airflow. The housing is configured to be connected to a housing of the accessory device via a first securing unit. The filter unit is configured to be connected to the housing of the dust collection box via a second securing unit. The filter unit has a first sealing element arranged on the dust collection box side and a second sealing element arranged on the accessory device side. The filter unit is sealed from the housing of the dust collection box and the housing of the accessory device via the first and second sealing elements. The hand-held power tool in one embodiment is configured with a percussive mechanism.

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