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US 10,343,578 B2Granted
Control system for dump truck, dump truck, and control method for dump truck
AssigneeKomatsu Ltd.
InventorsKenta Osagawa, Koji Takeda
Life of this patent
Estimating the term…
Abstract
A control system for a dump truck includes a signal reception unit that receives a rising command signal to cause the dump truck including a vessel and a hydraulic cylinder configured to raise and lower the vessel to start a rising action of the vessel, and a vessel control unit that varies an extension speed of the hydraulic cylinder nonlinearly with respect to elapsed time when the signal reception unit receives the rising command signal.
Claims9
A control system for a dump truck comprising:
- a signal reception unit configured to receive a rising command signal to cause the dump truck including a vessel and a hydraulic cylinder configured to raise and lower the vessel to start a rising action of the vessel;
- and
- a vessel control unit configured to change an extension speed of the hydraulic cylinder so as to raise the vessel in stages with respect to elapsed time when the signal reception unit receives the rising command signal.
A control method for a dump truck comprising:
- receiving a rising command signal to cause the dump truck including a vessel and a hydraulic cylinder configured to raise and lower the vessel to start a rising action of the vessel;
- and
- changing an extension speed of the hydraulic cylinder so as to raise the vessel in stages with respect to elapsed time when the rising command signal is received.
Dependencies are inferred from the claim text.