Patent · US Expired

Handle assembly for use with door locking device

US5011202A · kind A · utility

52Cited by
11References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 7, 1989
Grant dateApr 30, 1991
Priority date
Expiry dateMar 7, 2009

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T292/57
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

An improved handle structure which comprises a body having a recess formed therein; a handle proper shaped like a rectangular frame and including a first U-shaped part and a second U-shaped part which are connected at their foot portions to form the frame-like structure, the second U-shaped part being inclined relative to the first U-shaped part, the handle proper being pivotally held by the body having the first U-shaped part exposed to the outside of the body and the second U-shaped part put in the recess of the body; a knob pivotally received in the frame-like handle proper; and a coil spring for biasing the handle proper in such a direction as to draw the first U-shaped part toward a bottom of the recess of the body.

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