Patent · US Expired

Acuator for a trunk-cover, a hood, a door, a rear door of vehicles, especially of automobiles

US6182952A · kind A · utility

26Cited by
4References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 14, 1998
Grant dateFeb 6, 2001
Priority date
Expiry dateDec 14, 2018

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE05Y2900/548
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A drive system for trunk doors, engine hoods, hatchbacks (12), doors or the like of vehicles in particular motor vehicles comprising at least one hinge (1, 2, 3, 4) and a power spring, for instance a pneumatic spring (5) assisting the opening motion. The invention provides a mechanism shifting the direction of action of the pneumatic spring (5) to attain rapid, automatic opening of the hatchback (12) following its unlocking.

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