Patent · US Active

Rotor disk having an end-side sealing element

US10196916B2 · kind B2 · utility

2Cited by

4References

20Claims

0Family size

Assignee

Siemens Aktiengesellschaft · DE

Inventors

Roger Matthews · Tiverton, GB
Karsten Kolk · Neheim, DE
Peter Schröder · Heßheim, DE
Dirk Springborn · Berlin, DE
Vyacheslav Veitsman · Gelsenkirchen, DE

Key dates

Filing date	Apr 8, 2016
Grant date	Feb 5, 2019
Priority date	—
Expiry date	May 25, 2037

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF05D2220/32
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A rotor disk arrangement having a rotor disk which has, distributed around the outer circumference, a plurality of axially extending blade holding grooves and an encircling fastening protrusion and/or a plurality of fastening protrusions arranged in a circumferentially distributed manner, and having a plurality of sealing elements arranged in a circumferentially distributed manner, the sealing elements covering the blade holding grooves at least in portions on the end side and having, on the side facing the rotor axis, at least one fastening portion that bears against the underside of the fastening protrusion, wherein the fastening protrusion is embodied in an undercut manner, wherein the distance thereof from the rotor axis at the free end facing away from the rotor disk is less than in a region within the fastening protrusion.

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