About 218 results
Showing the first 200 results.
https://drivepatents.com/patents/973675 · 18 Jun 2014
Provided is an engine control system that is used for a working machine and capable of properly measuring the sulfur content of an exhaust gas as sulfur is detrimental to normal functioning of an exhaust gas aftertreatment device and reducing the degree of...
https://drivepatents.com/patents/973619 · 18 Jun 2014
Provided is an electric construction machine capable of increasing the charging rate of its battery device in spite of a short charging time. The electric construction machine comprises a battery device 7 which includes a plurality of battery systems 56A a...
https://drivepatents.com/patents/975360 · 7 May 2014
A work machine includes: a frame of the work machine; an engine supported by the frame inside a machine compartment of the work machine; an exhaust emission control device including a filter that collects particulates contained in exhaust gas discharged fr...
https://drivepatents.com/patents/975910 · 23 Apr 2014
A regeneration apparatus (35, 36) for executing a regeneration process to an exhaust gas purifying apparatus (16) and an engine control device (34) that controls a rotational speed of an engine (10) according to an instruction value by a rotational speed i...
https://drivepatents.com/patents/975916 · 23 Apr 2014
A power regeneration device for an operating machine comprises a hydraulic line 31 which is connected to a bottom-side hydraulic chamber of a hydraulic cylinder 3a and through which returning fluid returning to a tank 6A flows when the hydraulic cylinder 3...
https://drivepatents.com/patents/975839 · 23 Apr 2014
On the right front side of a revolving frame (5) constituting an upper revolving structure (3), an operating oil tank (11) and a fuel tank (12) are arranged. On the front side of this operating oil tank (11) and the fuel tank (12), an equipment accommodati...
https://drivepatents.com/patents/976226 · 16 Apr 2014
A construction machine includes: a swing structure (1d); an electric motor (16) that drives the swing structure; an operating device (4b) that outputs an operating signal according to an operating amount and an operating direction; an inverter device (13) ...
https://drivepatents.com/patents/976114 · 16 Apr 2014
An entrance way (29) is provided on a left front surface (13B) surrounded by the left front pillar (14), the left intermediate pillar (16), and the left front roof pillar (19) of the cab box (13), and a door (30) for opening/closing this entrance way (29) ...
https://drivepatents.com/patents/976574 · 9 Apr 2014
Provided is an electric drive unit for a construction machine capable of increasing the operating time of the construction machine (which is limited by the electricity storage device mounted on the construction machine) from the currently possible operatin...
https://drivepatents.com/patents/976547 · 9 Apr 2014
A hydraulic working machine is provided which has an assist electric motor connected to an engine and a hydraulic pump, the hydraulic working machine being structured in such a manner that the emissions of air pollutants in the exhaust gas from the engine ...