Device for suspending a sliding door
AssigneeKnorr-Bremse GmbH
InventorsChristian Pritz, Peter Jetzinger
Life of this patent
Estimating the term…
Abstract
The invention relates to the suspension of a door leaf of a sliding door in rail-bound, mass transportation vehicles, such as underground railways, passenger train cars, means of local public transportation, and the like. The suspension mechanism includes carrying rollers in a carrying rail arranged in the upper region of the door leaf or above the door leaf. The invention includes a steel insert having an at least substantially circular track inserted into the carrying rail; the carrying rollers are designed as steel rollers having a concave cross-sectional shape on the running surface, and an adjustment roller is provided, which abuts the adjustment surface of the carrying rail opposite of the steel insert under preload.
Claims6
A mechanism of configured to suspend a door leaf of a sliding door in rail-bound mass transportation vehicles, the mechanism comprising:
- supporting rollers in a supporting rail configured in an upper region of a door leaf or above the door leaf, the supporting rollers being steel rollers having a concave cross-sectional shape on a running surface;
- and
- a steel insert having at least a substantially circular track and being embedded in the supporting rail;
- and
- an adjustment roller, the adjustment roller bearing under pre-stress against an adjustment surface of the supporting rail, the adjustment surface lying opposite the steel insert.
Dependencies are inferred from the claim text.