Coast control for motorized pallet truck
OwnerTimothy Rose, Matthew Hoffmaninventors
Life of this patent
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Abstract
A system for controlling a motorized vehicle, comprising: a controller configured to activate a pick state for a motorized vehicle only while the motorized vehicle is in a low speed travel mode and a control arm is located in a non-braking position, the controller further configured to override a dead-man brake mechanism and automatically actuate a traction motor that drives the motorized vehicle within the low speed travel mode while the pick state is activated.
Claims20
An apparatus for controlling a motorized lift truck having a vehicle frame, comprising:
- a coast control;
- a steer arm;
- and
- an actuation cylinder attached to the steer arm that locks the steer arm in an operator selectable position when the coast control is activated.
A hydraulic system for controlling operation of a pallet truck having a steer arm pivotally attached, comprising:
- a hydraulic reservoir;
- a hydraulic valve;
- and
- a hydraulic cylinder, wherein the hydraulic valve directs a hydraulic pressure between the hydraulic reservoir and the hydraulic cylinder in order to control a position of the steer arm.
A method for operating an industrial lift truck having a tiller arm, comprising:
- lowering the tiller arm to a non-vertical user selected position;
- activating a coast control;
- and
- increasing a hydraulic pressure in a hydraulic cylinder to hold the tiller arm in the user selected position.
Dependencies are inferred from the claim text.