Patent · US Active

Preliminary seal, preliminary seal arrangement and sealing ring comprising the preliminary seal

US10190690B2 · kind B2 · utility

10Cited by

3References

22Claims

0Family size

Assignee

Carl Freudenberg KG · DE

Inventors

Francois Colineau · Mengen, DE
Guenter Hintenlang · Weinheim, DE
Thomas Klenk · Dossenheim, DE
Stefan Koenig · Lorsch, DE

Key dates

Filing date	Jul 7, 2015
Grant date	Jan 29, 2019
Priority date	—
Expiry date	Jul 23, 2037

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16J15/3284
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

Preliminary seal, comprising an essentially circular disc (1) of an electrically conductive material (2) permeable to air and a carrier body (3), wherein the disc (1) is configured as a separately produced individual part—in relation to the carrier body (3)—is joined to the carrier body (3).

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