Horizontally supported planar surfaces – Plural related horizontal surfaces – Vertically adjustable
Patent
1989-10-10
1991-03-05
Dorner, Kenneth J.
Horizontally supported planar surfaces
Plural related horizontal surfaces
Vertically adjustable
211187, A47B 900
Patent
active
049969293
ABSTRACT:
A shelf-frame assembly comprising at least four elongate spaced apart corner upright frame members and at least two pair of transverse frame members. There are means for releasably connecting the upright frame members to the transverse frame members comprising a pair of protrusions defining a pair of vertical slots in each upright member and a downward facing tab formed at each end of each transverse frame member.
REFERENCES:
patent: 3048245 (1962-08-01), Shewell
patent: 3102641 (1963-09-01), Konstant et al.
patent: 3186363 (1965-06-01), Moore
patent: 3217894 (1965-11-01), Shewell
patent: 4034683 (1977-07-01), DiCenzo
patent: 4549665 (1985-10-01), Smitley
patent: 4553725 (1985-11-01), Vargo
patent: 4607576 (1986-08-01), Kranjec
Anderson Gerald A.
Dorner Kenneth J.
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