Crawler construction machine
First Claim
1. A crawler construction machine comprising:
- an engine;
working equipment; and
a fuel adjustment dial that adjusts a speed of the engine according to operations of the working equipment, whereinthe fuel adjustment dial is a rotary notchless dial that is continuously variably adjustable, andthe crawler construction machine further comprises;
an adjustment position detector that detects a rotation adjustment position of the fuel adjustment dial;
an engine controller that is connected to the adjustment position detector and controls the speed of the engine based on an adjustment position of the fuel adjustment dial outputted from the adjustment position detector; and
a display device that is connected to the engine controller and displays on a screen the adjustment position of the fuel adjustment dial, which is outputted from the engine controller, in percentage in which a maximum rotation position of the fuel adjustment dial is defined as 100%.
1 Assignment
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Accused Products
Abstract
In a crawler construction machine including an engine and a fuel adjustment dial that adjusts a speed of the engine according to operation loads of the working equipment, the fuel adjustment dial is a rotary notchless dial that is continuously variably adjustable. The crawler construction machine includes: an adjustment position detector that detects a rotation adjustment position of the fuel adjustment dial; an engine controller that is connected to the adjustment position detector and controls the speed of the engine based on an adjustment position of the fuel adjustment dial; and a display device that is connected to the engine controller and displays on a screen a percentage value of the adjustment position of the fuel adjustment dial in which the maximum rotation position of the fuel adjustment dial is defined as 100%.
9 Citations
4 Claims
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1. A crawler construction machine comprising:
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an engine; working equipment; and a fuel adjustment dial that adjusts a speed of the engine according to operations of the working equipment, wherein the fuel adjustment dial is a rotary notchless dial that is continuously variably adjustable, and the crawler construction machine further comprises; an adjustment position detector that detects a rotation adjustment position of the fuel adjustment dial; an engine controller that is connected to the adjustment position detector and controls the speed of the engine based on an adjustment position of the fuel adjustment dial outputted from the adjustment position detector; and a display device that is connected to the engine controller and displays on a screen the adjustment position of the fuel adjustment dial, which is outputted from the engine controller, in percentage in which a maximum rotation position of the fuel adjustment dial is defined as 100%. - View Dependent Claims (2, 3, 4)
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Specification
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- Resources
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Current AssigneeKomatsu Ltd.
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Original AssigneeKomatsu Ltd.
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InventorsSawada, Hiroshi, Matsumoto, Hayato, Morimoto, Kazuyoshi
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Primary Examiner(s)HUYNH, HAI H
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Application NumberUS13/811,005Publication NumberTime in Patent Office663 DaysField of Search701103-105, 701/110, 123/436, 123/472, 123/488, 123/494US Class Current701/104CPC Class CodesE02F 9/2004 Control mechanisms, e.g. co...E02F 9/2066 of the type combustion enginesE02F 9/2285 Pilot-operated systemsE02F 9/2296 Systems with a variable dis...E02F 9/267 Diagnosing or detecting fai...F02D 11/02 characterised by hand, foot...F02D 29/04 peculiar to engines driving...F02M 51/00 Fuel-injection apparatus ch...
