Patent · US Expired

Doorframe assembly for partition wall construction

US4223494A · kind A · utility

45Cited by
15References
21Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 9, 1979
Grant dateSep 23, 1980
Priority date
Expiry dateApr 9, 1999

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE06B1/52
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A doorframe assembly for partition wall construction is disclosed and comprises metal backer jamb members adapted for attachment to opposite sides of a door opening, vinyl jamb members snap-engaged with the metal backer jamb members, hinge plate means for supporting a door attached along a longitudinal recess portion of a vinyl jamb member at one side of the door opening, strike plate means adapted for receiving door locking means attached along a longitudinal recess of a vinyl jamb member at the opposite side of the door opening, and, mortising vinyl trim adhered along remaining open portions of the vinyl jamb members at both sides of the door opening and having a thickness substantially the same as the hinge plate means and strike plate means providing a mortised generally planar finished surface along the vinyl jamb members.

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