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US 2003/0198550 A1Published application
High visibility traversable boom system
AssigneePettibone Corporation
InventorsMark D. Granroth, Jon Hoke
Life of this patent
Estimating the term…
Abstract
The present invention relates to a forklift having a traversing carriage for moving longitudinally along a frame of the forklift, an outer guide rail for guiding the carriage being disposed relatively low to the operator cockpit so as to minimize the obstruction of operator visibility of the surrounding terrain.
Claims20
A boom comprising:
- a first carriage side plate having a guide track engaging portion for engaging a first guide track, the first carriage side plate defining a first length;
- a second carriage side plate having a guide track engaging portion for engaging a second guide track, the second carriage side plate defining a second length longer than the first carriage side plate length.
A forklift comprising:
- a mainframe having a first guide track and a second guide track for accommodating a traversing boom carriage, the uppermost portion of the first guide track defining a horizontal plane passing therethrough and the uppermost portion of the second guide track defining a second horizontal plane passing therethrough, the first horizontal plane being above the second horizontal plane;
- a traversing boom carriage travsersably located in the first and second guide tracks;
- and
- a boom pivotally connected to the boom carriage.
1 more element
A forklift for providing a substantially unobstructed view of the surrounding terrain to an operator in an operator station, the forklift comprising:
- a mainframe having a first guide track and a second guide track for accommodating a traversing boom carriage, an uppermost portion of the first guide track defining a first horizontal plane passing therethrough and an uppermost portion of the second guide track defining a second horizontal plane passing therethrough, the first horizontal plane being offset from the second horizontal plane;
- a traversing boom carriage rotatably affixed to a first roller located in the first guide track and a second roller located in the second guide track;
- and
- a boom pivotally connected to the boom carriage.
1 more element
Dependencies are inferred from the claim text.