Patent · US Active

Tool holder

US9067312B2 · kind B2 · utility

9Cited by

24References

9Claims

0Family size

Assignee

Hilti Aktiengesellschaft · LI

Inventors

Olaf Koch · Kirchdorf an der Krems, AT
Alexander Buchenau · Landsberg, DE
Stefan Hammerstingl · Munich, DE
Matthias Keith · Kaufbeuren, DE
Uto Plank · Freising, DE

Key dates

Filing date	Jan 21, 2010
Grant date	Jun 30, 2015
Priority date	—
Expiry date	Aug 19, 2032

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T279/17051
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

The tool holder according to the invention for a chipping hammer has a tool receptacle for receiving a tool and a tool securing device for securing the tool in the tool receptacle. The tool securing device provides a shaft having an eccentrically arranged mandrel and at least one end piece and a bar having at least one eye in which the end piece engages in a form-fitting manner. The tool securing device is pivotable into at least one first position for inserting and removing the tool and into at least one second position for securing the tool. The eye has a non-circular cross-section.

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