Patent · US Active

Tool attachment for a power tool

US11203074B2 · kind B2 · utility

5Cited by

19References

12Claims

0Family size

Assignee

C. & E. FEIN GMBH · DE

Inventors

Fabian Bek · Bobingen, DE
Rainer Mann · Aalen, DE
Tobias Meissner · Mannheim, DE
Luisa Riem · Owen, DE

Key dates

Filing date	Sep 6, 2019
Grant date	Dec 21, 2021
Priority date	—
Expiry date	Sep 6, 2039

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB23D61/006
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

A tool attachment, in particular hole saw, for a power tool having a driving axle that is drivable in oscillation. The tool attachment including a connecting device with which the tool attachment is attachable to the power tool such that the driving axle thereof and a tool axis essentially coincide. A work area has teeth, with the work area being at least partially circular in design and adjoining a hollow, cylindrical base. Openings are formed in the base, the openings constituting at least 60%, at least 80%, or at least 90% of the area of the base.

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