Patent · US Active

System for the contactless sealing of a rotatably mounted shaft with respect to a housing, and gear unit

US9476505B2 · kind B2 · utility

0Cited by

17References

14Claims

0Family size

Assignee

SEW-EURODRIVE GMBH & CO. KG · DE

Inventors

Ingo Schütterle · Sigmaringen, DE
Andreas Hess · Bietigheim, DE

Key dates

Filing date	Aug 18, 2015
Grant date	Oct 25, 2016
Priority date	—
Expiry date	Aug 18, 2035

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T74/19991
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

A system for the contactless sealing of a rotatably mounted shaft with respect to a housing, and a gear unit, oil being provided in the interior of the housing, in particular, the rotating shaft protruding from the interior into the outer area; a centrifugal disk, joined in rotatably fixed manner to the shaft, having at least partially radially extending bores that connect oil from a centrifugal chamber to a collection chamber surrounding the centrifugal disk.

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