Horizontally supported planar surfaces – Plural related horizontal surfaces – Horizontally adjustable
Patent
1982-05-14
1986-05-20
McCall, James T.
Horizontally supported planar surfaces
Plural related horizontal surfaces
Horizontally adjustable
108 27, 108 62, 108137, 211132, 211181, 248429, A47B 1100
Patent
active
045893497
ABSTRACT:
For use as a component of a display stand, an extendible shelf comprises a pair of elongated primary bracket elements each arranged for mounting at one end thereof on suitable supporting means such as a pair of upright elements forming components of a display stand, a pair of secondary bracket elements telescopically mounted respectively on said primary bracket elements, a main shelf element supported at its ends by the secondary bracket elements, and a collapsible shelf element including at least two hingedly connected parts one of which is hingedly connected with the rear of said main shelf element and the other of which is hingedly connected with said primary elements respectively, said collapsible shelf element being in collapsed condition when said main shelf element is in its retracted position and being effective to form a supplementary shelf at the rear of said main shelf element when said main shelf element and said secondary bracket elements are in their extended positions.
REFERENCES:
patent: 953857 (1910-04-01), Reynolds
patent: 1702937 (1929-02-01), Friedemann
patent: 1769190 (1930-07-01), Rush
patent: 2168172 (1939-08-01), Rees
patent: 2251638 (1941-08-01), Sanford
patent: 2266206 (1941-12-01), Jackson et al.
patent: 2287611 (1942-06-01), Harbison
patent: 2319470 (1943-05-01), Nobles
patent: 2509546 (1950-05-01), Welk et al.
patent: 2517284 (1950-08-01), Calvert
patent: 2542872 (1951-02-01), Kanter et al.
patent: 2717816 (1955-09-01), Turner
patent: 2980483 (1961-04-01), Davis
patent: 3027016 (1962-03-01), Becht
patent: 3164353 (1965-01-01), Rene
patent: 3242885 (1966-03-01), Baker et al.
patent: 3305102 (1967-02-01), Saphirstein
patent: 3388808 (1968-06-01), Radek
patent: 3612288 (1971-10-01), Lesley
patent: 3794183 (1974-02-01), Colbridge
Gebhardt James L.
Hanna James
Whiten Douglas
McCall James T.
The Mead Corporation
LandOfFree
Extendible shelf does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Extendible shelf, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Extendible shelf will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2102952