Patent · US Expired

Mounting guard ring

US7284759B2 · kind B2 · utility

15Cited by

11References

21Claims

0Family size

Assignee

Carl Freudenberg KG · DE

Inventors

Martin Heldmann · Lindenfels, DE
Gunter Hintenlang · Weinheim, DE
Uwe Henrich · Otzberg, DE

Key dates

Filing date	May 20, 2004
Grant date	Oct 23, 2007
Priority date	—
Expiry date	Aug 24, 2024

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T29/53952
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

A mounting guard ring for a sealing ring with at least one sealing lip, surrounding a sleeve-shaped protective ring with a supporting surface for the sealing lip disposed at the outer periphery and a holding device shaped as a grip, the protective ring being provided in at least one peripheral region with a first predetermined breaking site and being capable of being severed along the first predetermined breaking site by pulling on the holding device, the protective ring being closed off in sealing manner by a disk-shaped lid.

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