Material or article handling – Load bridging vehicle
Patent
1977-10-25
1979-03-13
Makay, Albert J.
Material or article handling
Load bridging vehicle
180140, B60P 300
Patent
active
041437810
ABSTRACT:
A hoisting mechanism for a spreader of a straddle carrier is disclosed herein. The hoisting mechanism includes two fluid rams respectively located at diagonal corners of a generally inverted U-shaped frame. One fluid ram is connected to one end of the spreader through three parallel flexible members with the intermediate flexible member connected to one corner of the spreader and the two outer flexible members are connected to the opposite corner of the spreader. The disclosure also shows a unique steering linkage for steering all eight wheels that support the straddle carrier.
REFERENCES:
patent: 3688931 (1972-09-01), Tax
patent: 3982644 (1976-09-01), Pease
Lenius Norbert W.
Stearn Richard A.
J. I. Case Company
Makay Albert J.
Underwood Donald W.
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