Patent · US Expired

Roll control system for a motor vehicle

US7234714B2 · kind B2 · utility

7Cited by
5References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 4, 2002
Grant dateJun 26, 2007
Priority date
Expiry dateAug 20, 2023

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60G2800/9122
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

(57) A roll control system (20) for installation between axially aligned wheels of a motor vehicle, the roll control system comprising a torsion bar (22); a damper (24) attached to one end (28) of the torsion bar and attachable to one of the wheels; and attachment means (25) attached to the other end (29) of the torsion bar and attachable to the other wheel; wherein the damper comprises an axially extending cylindrical housing (52); a piston (34) slidably mounted inside the housing; a piston rod (58) connected to the piston, extending out of one end (55) of the housing, and movable in an axial direction relative to the housing; a floating piston (35) slidably mounted in the housing between the piston and the other end of the housing; a compensation chamber (37) between the floating piston and the other end (54) of the housing containing a first pressurised fluid; a compression chamber (30) between the floating piston and the piston containing a second pressurised fluid; a rebound chamber (32) between the piston and the one end of the housing containing the second pressurised fluid; valve means (36) on the piston allowing restricted flow of the second pressurised fluid between the c…

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