Patent · US Expired

Hinge assembly

US7111361B2 · kind B2 · utility

12Cited by
4References
9Claims
0Family size

Assignees

Inventors

Key dates

Filing dateMay 24, 2004
Grant dateSep 26, 2006
Priority date
Expiry dateMay 24, 2024

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE05Y2999/00
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A hinge assembly for joining a cover to a main body of a folding phone, includes a housing (1), a cam (2), a cam follower (3), a spring (4), and an end cover (5). The cam and the cam follower are received in the housing with a connector (21) of the cam extending through a rear end (11) of the housing. The cam follower has a cylindrical main body (30) with a protrusion (31) extending from each opposite end thereof. The cylindrical main body can move along a cam surface (20) of the cam for being received in valleys (22) of the cam surface while the protrusions sliding in the housing. The end cover is inserted into the housing for locking the hinge components in the housing. The spring is compressively coupled between the cam follower and the end cover.

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