Material or article handling – Vertically swinging load support – Shovel or fork type
Patent
1984-10-09
1986-08-05
Paperner, Leslie J.
Material or article handling
Vertically swinging load support
Shovel or fork type
33521, 116DIG13, 116DIG41, 116230, 356138, 414722, B66F 1100
Patent
active
046040250
ABSTRACT:
A mobile material handling machine includes a material handling element and an operator's control cab. A plate is pivotally attached to the material handling element in line with the operator's line of sight from the cab towards the element. The plate has first indicia on the edges thereof; second indicia on the top surface thereof; and third indicia on the bottom surface thereof. The first indicia is in line with the operator's line of sight when the material handling element is positioned at a predetermined angle relative to the operator's cab.
REFERENCES:
patent: 2191323 (1940-02-01), Richter
patent: 2205490 (1940-06-01), Peterson
patent: 2808017 (1957-10-01), Killebrew
patent: 2991570 (1961-07-01), Resler
patent: 3017046 (1962-01-01), Runci et al.
patent: 3796335 (1974-03-01), Smith et al.
patent: 4309142 (1982-01-01), Shumaker
patent: 4391563 (1983-07-01), Vietor
Deutsch Barry E.
Dresser Industries Inc.
Hazelwood John N.
Kim Lyle
Paperner Leslie J.
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