Patent · US Active

Roof cutter holder adjustment device and securing element therefor

US8459749B2 · kind B2 · utility

0Cited by

4References

20Claims

0Family size

Assignee

Caterpillar Global Mining Europe GmbH · DE

Inventors

Adam Klabisch · Dortmund, DE
Gerhard Siepenkort · Ascheberg, DE
Klaus Duhnke · Bochum, DE
Norbert Hesse · Bochum, DE

Key dates

Filing date	Jan 5, 2009
Grant date	Jun 11, 2013
Priority date	—
Expiry date	Nov 7, 2029

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T74/18792
WIPO fieldCivil engineering
WIPO sectorOther fields

Abstract

A roof cutter holder adjustment device for a roof cutter holder arranged in a vertically adjustable manner on a plow body of a winning plow, comprising a worm wheel for interacting with a rack-like tooth system on the roof cutter holder, an input shaft for actuating the worm wheel, and comprising a head plate which has a passage for the input shaft and which can be fastened or is fastened to the plow body in a rotationally fixed manner. In order to enable the roof cutter holder adjustment device to be mounted and released in a simple manner, the head plate has at least one fastening device, to which a securing element which can be put onto the free end of the input shaft can be fastened in a rotationally fixed manner in the mounted state.

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