Chairs and seats – With table – desk – or easel – Table supported on both arms
Patent
1977-03-09
1978-08-08
McCall, James T.
Chairs and seats
With table, desk, or easel
Table supported on both arms
A47B 3900
Patent
active
041052471
ABSTRACT:
A high chair is provided having tubular metal arms of special configuration and with spaced grooves for locking a tray, the tray having resiliently urged locking hooks for engagement below the arms in a plurality of positions by one or the other of double hook portions, one of which hook portions retains the tray against separation from the arms and the other of which retains the tray against separation from the arms and also locks the tray against forward or rearward movement, the tray being readily removed by manual retraction of the locking hooks.
REFERENCES:
patent: 1003245 (1911-09-01), Emmons
patent: 2024667 (1935-12-01), Stinson
patent: 2478280 (1949-08-01), Kroll et al.
patent: 3027202 (1962-03-01), Gottfried et al.
patent: 3330597 (1967-07-01), Lay et al.
patent: 3383134 (1968-05-01), Webb et al.
Graco Metal Products Inc.
McCall James T.
Wobensmith, 2nd Z. T.
Wobensmith, III Z. T.
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