About 55 results
https://drivepatents.com/patents/982271 · 6 Nov 2013
A power control apparatus and method according to a load of a hybrid excavator including an H-ECU is disclosed. If a difference between an actual power value actually used in a load (SW PEC and ISAM PEC) or in an ESS and a power value required for an actua...
https://drivepatents.com/patents/982272 · 6 Nov 2013
Disclosed is a brake device for braking front and rear axles by working oil supplied to front and rear brake cylinders from a hydraulic pump according to the control of a brake pedal. The brake control device of a wheel type construction machine according ...
https://drivepatents.com/patents/982275 · 6 Nov 2013
A battery cover with a fire-extinguishing function is provided, which includes a fire-extinguishing tank disposed on an inner surface of the battery cover to store compressed air and fire-extinguishing fluid, so that the fire-extinguishing tank bursts and ...
https://drivepatents.com/patents/982619 · 30 Oct 2013
A device for fixing a warning lamp of a construction machine according to the present invention is disposed on a side of a frame of an operating compartment, and includes an upper sleeve, a fixing bracket, a lower sleeve, a supporting lever, an upper elast...
https://drivepatents.com/patents/982938 · 23 Oct 2013
An engine idling control device for an excavator and a method thereof are provided, which can recognize the state of an engine, an on/off state of a function selection switch, and a user's intention to work that has maximally been reflected, reduce fuel us...
https://drivepatents.com/patents/983397 · 16 Oct 2013
An anti-theft code lock control system including an engine state determination unit, an off time determination unit, a code input unit, a code matching determination unit, and an engine control unit, and a method thereof are provided, which can solve probl...
https://drivepatents.com/patents/984022 · 2 Oct 2013
The present invention relates to a turning joint for an electric excavator, which includes a direct current/alternating current convertor, an upper coil, a lower coil, and an inverter. A turning joint for an electric excavator (or a hybrid excavator) uses ...
https://drivepatents.com/patents/989421 · 26 Jun 2013
The present invention relates to an engine protecting apparatus for preventing the inflow of moisture, which drops the RPM (revolutions per minute) of an engine by generating an RPM drop request signal when moisture drain does not occur, wherein a time is ...
https://drivepatents.com/patents/990106 · 5 Jun 2013
An apparatus for fixing the rear glass of a cab on construction machinery is provided, which allows for easy detachment of a glass window in the event of an emergency escape. The apparatus includes a window frame forming a cab window frame; a weather strip...
https://drivepatents.com/patents/990305 · 29 May 2013
An emergency stop system for a hybrid excavator is provided, which includes an emergency switch and an emergency stop unit. In a normal operation state, a power supply that is applied from a power supply unit is provided to a hybrid controller and an engin...