Patent · US Active

Device for the assembly and disassembly of a fastening device, more preferably a rail fastening device on a support body

US7810433B2 · kind B2 · utility

1Cited by

11References

3Claims

0Family size

Assignee

DB Netz AG · DE

Inventors

Nicole Kumpfmüller · Birkenfeld, DE
Harald Mauer · Germering, DE
Dieter Mrosowski · Stein-Wingert, DE
Karsten Westerhoff · Wetter, DE
Andreas Rinsdorf · Freudenberg, DE

Key dates

Filing date	Jul 21, 2008
Grant date	Oct 12, 2010
Priority date	—
Expiry date	Mar 30, 2029

Classification

Technology area (CPC E)Fixed Constructions
CPC primaryE01B29/28
WIPO fieldCivil engineering
WIPO sectorOther fields

Abstract

The invention describes a device for the assembly and disassembly of a fastening device, more preferably of a rail fastening device on a support body, wherein the device is designed as screw adapter and the screw adapter is to be placed on the rail fastening device.The invention is based on developing a device for the assembly and disassembly of a rail fastening device which sits on the fastening device with an accurate fit and largely guarantees automated screwing in and screwing out of the fastening device in existing engagement stages.According to the invention this is achieved in that the screw adapter comprising an engagement pin at its stem, in the contact surface of its main body possesses a centrally arranged recess to accommodate the head of a fastening element, wherein the main body on both sides next to this recess comprises two mounting pockets designed trough-shaped as well as a stop.

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