Patent · US Expired

Wall frames with interlocking clips

US4017989A · kind A · utility

47Cited by
4References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 24, 1975
Grant dateApr 19, 1977
Priority date
Expiry dateDec 24, 1995

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA47G1/065
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A plurality of mounting frames are provided and have front and rear faces. Each of the frames is defined by at least three elongated interconnected peripheral sides and at least one side of each frame includes a recess formed therein opening outwardly of the rear face of the frame. A connecting member is provided and includes a panel-like body member having front and rear faces. The body member includes at least two spaced projections projecting outwardly from the front face thereof and the frames are disposed in side by side substantially coplanar relation with the sides thereof provided with recesses disposed in juxtaposition. The body member is positioned with its front face closely opposing the rear faces of the frames and with the projections removably frictionally telescoped into adjacent recesses of the frames and the connecting member thereby retaining the frames against separation. The frames may be of the same or different shape and may be of different sizes. Further, each side of each frame may include a plurality of longitudinally spaced recesses opening outwardly of the rear face thereof whereby adjacent frames may be secured in adjusted positions relative to each othe…

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