Patent · US Expired

Double egress door and frame unit

US5864988A · kind A · utility

5Cited by
2References
14Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 27, 1997
Grant dateFeb 2, 1999
Priority date
Expiry dateAug 27, 2017

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE06B3/362
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A double egress frame and door unit comprising: a first jamb having a first jamb stop thereon and having a soffit adjacent the stop; a second jamb having a second jamb stop thereon and having a soffit adjacent the stop; a first door swinging in a first direction and being connected to the first jamb by hinges; a second door swinging in a second direction opposite to the first direction and being connected to the second jamb by hinges; a header connected to an upper end of the first and second jambs, the header having first and second header stops thereon, the first header stop being coplanar with the first jamb stop, the second header stop being coplanar with the second jamb stop; and the hinges connecting the first door to the first jamb and connecting the second door to the second jamb permitting each door to swing clear of the soffit of the jambs when the doors are in an open position.

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