Patent · US Active

Drive device for a boring bar

US8439127B2 · kind B2 · utility

0Cited by

21References

5Claims

0Family size

Assignee

Ruhrpumpen GmbH · DE

Inventors

Wolfgang Paul · Bad Schwartau, DE
Dirk Heidemann · Schwerte, DE
Maciej Barcikowski · Bochum, DE

Key dates

Filing date	Aug 13, 2010
Grant date	May 14, 2013
Priority date	—
Expiry date	Dec 2, 2030

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T408/65
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

A drive apparatus for a drill stem of a de-coking system is disclosed. The apparatus includes a feeder as water supply to the drill stem. The drill stem is rotatably driven by a rotational drive which includes a motor and a first and second gear box. The second gear box has an output gear which is meshed with a large gear which is connected to an outer gear rim of the feeder. A skirt envelops the gear which is formed by an output gear and by the second motor driven gear box and the gear which is connected to the feeder completely. A lower side of the skirt is open.

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