Patent · US Expired

Damping valve for a shock absorber

US6581734B2 · kind B2 · utility

4Cited by

5References

8Claims

0Family size

Assignee

ZF Sachs AG · DE

Inventors

Steffen Heyn · Niederwerrn, DE
Andreas Sieber · Tauberbischofsheim, DE
Robert Möller · Aidhausen, DE
Alfred Memmel · Schonungen, DE

Key dates

Filing date	May 21, 2002
Grant date	Jun 24, 2003
Priority date	—
Expiry date	May 21, 2022

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16F9/3485
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

Damping valve comprising a damping valve body with at least one flow-through channel, the outlet of which is covered at least by an elastic valve disk, which is pretensioned against the damping valve body at least indirectly by a spring, where at least one support disk of smaller diameter is provided on the elastic valve disk, facing the spring, this support disk not executing any elastic movement, the spring exerting its force in the area radially outside the support disk.

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