Patent · US Expired

Tailgate assembly having side mounted hydraulic cylinders

US6176673A · kind A · utility

9Cited by
37References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 25, 1998
Grant dateJan 23, 2001
Priority date
Expiry dateSep 25, 2018

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60P1/26
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A work machine having a receptacle adapted to receive and carry loads is disclosed. The receptacle has a first lateral sidewall, a second lateral sidewall spaced apart from the first lateral sidewall, and a floor extending between the first lateral sidewall and the second lateral sidewall. The work machine further includes a tailgate which extends transversely from the first sidewall to the second sidewall, the tailgate being pivotable between a closed position which prevents loads from exiting a rear portion of the receptacle, and an open position which allows loads to exit the rear portion of the receptacle. The work machine yet further includes a cylinder movable between a first rod position and a second rod position and a linkage. The linkage of the tailgate in the closed position when the cylinder is located in the first rod position, and positions the tailgate in the open position when the cylinder is located in the second rod position. The linkage includes a lever having a first lever end, a second lever end, and a fulcrum positioned between the first lever end and the second lever end. The lever is pivotally coupled to the first lateral sidewall. The first lever end is coup…

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