Patent · US Expired

Adjustable headrest

US5586810A · kind A · utility

37Cited by
4References
2Claims
0Family size

Inventor

Key dates

Filing dateFeb 12, 1996
Grant dateDec 24, 1996
Priority date
Expiry dateFeb 12, 2016

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60N2/885
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A headrest including two vertical rods, an upper horizontal rod, a lower horizontal rod, a pair of vertical supporting means arranged between the upper and lower horizontal rods and including a positioning rod and a guiding rod, a first pair of sliders slidably mounted on the upper horizontal rod, a second pair of sliders slidably mounted on the lower horizontal rod, a first pair of cylindrical members fitted in the first pair of sliders, a second pair of cylindrical members fitted in the second pair of sliders, a pair of panels slidably mounted the guiding rod, and a pair of cylinders fitted in the panels, whereby the headrest can be conveniently adjusted as desired.

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