Patent · US Expired

Supporting disk for a supporting-disk bearing of an open-end spinning machine

US4713932A · kind A · utility

17Cited by

7References

15Claims

0Family size

Assignees

Fritz Stahlecker · DE
Hans Stahlecker · DE

Inventor

Werner Zott · Donzdorf, DE

Key dates

Filing date	Apr 14, 1987
Grant date	Dec 22, 1987
Priority date	—
Expiry date	Apr 14, 2007

Classification

Technology area (CPC D)Textiles; Paper
CPC primaryD01H4/12
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

In the case of a supporting disk for a supporting disk bearing for a shaft of an open-end spinning rotor having a disk-shaped basic body made of metal that, on its circumference, is equipped with a ring made of plastic, the outer surface of which forms a smooth, uninterrupted essentially cylindrical running surface, it is provided that the inner surface of the ring has a profiling by means of which the thickness of the ring is reduced in the central area as compared to the edge areas.

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