Supports: racks – Article locking
Patent
1975-08-27
1977-03-29
McCall, James T.
Supports: racks
Article locking
211 78, 211131, 211166, E05B 7300, A47F 502
Patent
active
040144372
ABSTRACT:
This invention relates to display units for cassettes and like articles.
The display unit comprises a vertical support spindle on which is rotatably mounted a plurality of spaced trays. Display sections are formed by adjacent trays for receiving the cassettes and the cassettes are released by axial movement of the adjacent trays on the support spindle.
According to the invention adjacent trays are rotatable relative to each other to produce the necessary axial movement and locking means is provided along the length of the spindle to prevent unauthorized operation.
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patent: 1848183 (1932-03-01), Madsen
patent: 2702075 (1955-02-01), Richards
patent: 2978285 (1961-04-01), Jester
patent: 3158264 (1964-11-01), Bittner
patent: 3169496 (1965-02-01), Muggli et al.
patent: 3674156 (1972-07-01), Krebs
patent: 3802656 (1974-04-01), Virblas
Henderson Patrick Joseph
Rumble Clive St. John
Rumble Richard Roy
Colvin Arthur B.
Lewis Terrell P.
McCall James T.
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