Patent · US Expired

Piston with floating valve for hydraulic damper tube, especially one of the monotube type

US6247563A · kind A · utility

14Cited by
43References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 22, 1996
Grant dateJun 19, 2001
Priority date
Expiry dateOct 22, 2016

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF16F2228/007
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

The piston with a valve for a hydraulic damper tube, comprises a piston body (116) having a fluid passage (112) interacting with a floating valve element (115) for controlling in both directions the amount of fluid flowing through the passage. The floating valve element includes a spring washer (115), the deflection (f) of which in the free state is between approximately 0.1 times and approximately 2 times the thickness (e) of the washer.

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