About 218 results
Showing the first 200 results.
https://drivepatents.com/patents/962827 · 25 Feb 2015
A heat exchanging device (17) has a frame member (18) to be mounted on a revolving frame (5), and this frame member (18) supports an oil-cooler (22) and a radiator (24). A support member (26) is to support a canopy (34) and the like. The support member (26...
https://drivepatents.com/patents/965930 · 24 Dec 2014
There is provided an electrically driven working vehicle that needs reduced assisting power from an electrical storage device when accelerating subsequent to modulation and still obtains acceleration at least equivalent to that of torque converter vehicles...
https://drivepatents.com/patents/965928 · 24 Dec 2014
A hybrid work vehicle includes: a work device; a traveling drive device; a lever operation quantity detection unit that detects a lever operation quantity of a control lever operated to control the work device; an engagement state detection unit that detec...
https://drivepatents.com/patents/966430 · 10 Dec 2014
An engine control device for work vehicle includes: a target rotation speed setting unit that sets a target rotation speed of an engine corresponding to an operation amount of an accelerator pedal; a rotation speed control unit that controls a rotation spe...
https://drivepatents.com/patents/966808 · 3 Dec 2014
During an operation, a control device (38) for performing output control of an engine (10) determines whether or not the engine (10) and/or an exhaust gas purifying device (18) has a malfunction. If it is determined that the engine (10) and/or the exhaust ...
https://drivepatents.com/patents/966757 · 3 Dec 2014
A control device (34) for driving/controlling an engine (10) on the basis of a signal from a temperature state detector (30), a rotation detector (31), and a rotational speed setting device (32) are provided. The control device (34) includes a start temper...
https://drivepatents.com/patents/967086 · 26 Nov 2014
A hydraulic control device for work machine includes: a driving device that generates a driving force for traveling of the work machine; a park braking device that parks the work machine; an operating unit that is provided in a cab of the work machine and ...
https://drivepatents.com/patents/967073 · 26 Nov 2014
A control device for work vehicle includes: a hydraulic brake device that generates a braking force according to operation of a brake pedal upon traveling; a brake lock device that hydraulically locks the hydraulic brake device and unlocks hydraulic lock o...
https://drivepatents.com/patents/967003 · 26 Nov 2014
An object is to provide a working machine that enables to appropriately become aware of a time for drainage of water from a water separator without adding a new element into the water separator. A hydraulic excavator (1) is provided with a feed line for fe...
https://drivepatents.com/patents/967016 · 26 Nov 2014
An object is to reduce a load acting on an engine upon starting up the engine such that the engine can be quickly started up to reliably feed pressure oil from a hydraulic pump to an accumulator. A hydraulic control system is provided with first accumulato...