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Doosan Infracore Co Ltd patents

Recent patent applications related to Doosan Infracore Co Ltd. Doosan Infracore Co Ltd is listed as an Agent/Assignee. Note: Doosan Infracore Co Ltd may have other listings under different names/spellings. We're not affiliated with Doosan Infracore Co Ltd, we're just tracking patents.

ARCHIVE: New 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "D" | Doosan Infracore Co Ltd-related inventors




Date Doosan Infracore Co Ltd patents (updated weekly) - BOOKMARK this page
06/22/17 new patent  Exhaust gas recirculation apparatus and control method therefor
05/25/17Wheel driving system for construction machinery
05/18/17Wheel driving system for construction machinery
05/11/17Load weighing wheel loader
05/04/17Method and device for controlling main control valve of construction machinery
04/20/17Method for controlling swing motor in hydraulic system and hydraulic system
04/06/17Engine
03/16/17Heat resistant spheroidal graphite cast iron, manufacturing the same and engine exhaust system part including the same
03/02/17Dust preventing seal and construction machine having the same
01/19/17Spheroidal graphite cast iron for an engine exhaust system
01/19/17Cooling device for reducing agent injection module and selective catalytic reduction system having the same
01/05/17Abnormality diagnostic system for work system of construction machinery and method using the same
12/22/16Exhaust gas post-processing apparatus and control method therefor
12/08/16Control system for construction machinery and control construction machinery using the same
12/01/16Hydraulic system of construction machinery and controlling hydraulic system
11/17/16Wheel driving device and wheel driving hybrid construction machine
11/17/16Closed-circuit hydraulic system for construction machine
11/10/16Pressure peak reduction valve for excavator and pressure peak reduction system for excavator comprising same
10/27/16Control circuit and control boom energy regeneration
10/20/16Apparatus and selecting screen mode
10/06/16Construction equipment hydraulic system and control method therefor
09/22/16Method of displaying a dead zone of a construction machine and performing the same
06/30/16Method for managing turret tools by using visual information for machine tool
06/30/16Exhaust gas post-processing sulfur oxide removal
06/09/16Method for setting feed rate of rotating cutting tool in real time and control device
05/05/16Method and compensating thermal displacement of machine tool
04/14/16Pallet transfer system
04/14/16Hydraulic system for construction equipment
04/07/16Engine control maintaining performance of oxidation catalyst
03/03/16Method for controlling hydraulic system of construction machinery
02/25/16Apparatus and controlling spool displacement of construction machine
02/18/16Apparatus for controlling hydraulic pump for construction machine
02/18/16Method, device, and system for controlling hydraulic pump of construction machine
02/11/16Apparatus for controlling construction equipment engine and control method therefor
02/04/16Hydraulic system for construction machine
01/07/16Apparatus and controlling work machine of work vehicle
12/31/15Double-structure bush and bearing assembly comprising same
12/31/15Apparatus and controlling oil hydraulic pump for excavator
12/31/15Double-structure bush and bearing assembly comprising same
12/24/15High-strength flake graphite cast iron, manufacturing method thereof, and engine body for internal combustion engine including cast iron
12/24/15Charging system for energy storage device of hybrid construction machinery
12/10/15Power supply device for hybrid construction machinery, and method therefor
12/10/15Fuel economy display device
12/10/15Screen display wheel loader
12/03/15Sensing device and construction equipment
12/03/15Automatic transmission control unit for construction equipment and control method therefor
12/03/15Method and controlling egr
12/03/15Engine intake port structure
11/26/15Engine control device for hybrid construction machinery
11/26/15Hydraulic circuit system for forced regeneration of diesel particulate filter
11/26/15Exhaust gas recirculation apparatus and control method therefor
11/26/15Pilot signal block assembly for construction machinery and control valve assembly having the same
11/12/15Apparatus for controlling direct current terminal voltage of construction machinery equipped with motor, and same
10/29/15Integrated control engine and hydraulic pump in construction machine
10/29/15Combustion chamber of direct injection diesel engine having inducers
10/29/15Apparatus and controlling engine system
10/29/15Method of communication between contruction equipment and management server
09/24/15Boom driving system for hybrid excavator and control method therefor
09/24/15Engine system utilizing hydraulic pressure
08/27/15Method and controlling swing body of construction equipment
08/27/15Method of setting a transmission cycle for information on construction equipment
08/06/15Method for managing breakdown of construction equipment for providing current workable information
07/02/15Cast steel for construction equipment bucket parts and parts for construction equipment bucket comprising the same
07/02/15System for recirculating engine exhaust gas
06/25/15System and controlling vehicle of construction equipment
Patent Packs
06/11/15Method and controlling engine of wheel loader
04/23/15Engine control unit for construction machinery
02/12/15Emergency stop hybrid construction equipment and brake control device
02/05/15Turbo compound system for vehicle
02/05/15Method for setting up work piece based on vision
01/29/15Method for manufacturing high strength flake graphite cast iron, flake graphite cast iron manufactured by the method, and engine body comprising the cast iron for internal combustion engine
01/22/15Exhaust gas post-processing apparatus and control method thereof
01/15/15Hydraulic pressure control device for swing motor for construction machinery
01/15/15Pressure overshooting prevention system for electronic hydraulic pump in hydraulic system
01/01/15Active regeneration control device for a diesel particulate filter
01/01/15Exhaust gas after-treatment apparatus having improved durability and exhaust gas after-treatment method
12/25/14Support device
12/25/14Method for controlling cooling fan-brake of construction equipment
12/18/14Apparatus and managing machine tool information for heterogeneous numerical control devices
12/18/14System for reducing fuel consumption in excavator
Patent Packs
12/18/14Hydraulic system of construction machine
09/25/14Hybrid power supply controlling same
09/25/14High strength flake graphite cast iron having excellent workability and preparation method thereof
05/29/14Structure for reducing thermal displacement of machine tool structure
05/01/14Operational stability enhancing device for construction machinery
03/20/14Combustion bowl shape of direct injection diesel engine for reducing the soot emission
03/20/14Combustion chamber of direct injection diesel engine for reducing the nox
02/13/14Exhaust manifold for preventing condensate and gas leakage in engine
02/06/14Apparatus and automatically detecting and compensating for a backlash of a machine tool
12/19/13System and active reveneration of a dpf of a construction machine having an electro-hydraulic pump
12/05/13Method for controlling a hydraulic pump of a wheel loader
11/28/13Hydraulic system for construction machine having electronic hydraulic pump
11/21/13Apparatus and inputting cutting shape using interactive program in computer numerical control machine tool
11/14/13Method for controlling an exhaust gas recirculation heavy construction equipment
11/14/13Exhaust gas recirculation heavy construction equipment
11/14/13Turning control a hybrid construction machine
11/07/13Hybrid excavator boom actuating controlling same
10/31/13Oil pressure system for wheel loader
10/31/13Low idle control system of construction equipment and automatic control method thereof
10/24/13Running information recording device for heavy construction equipment
10/24/13Method for controlling hydraulic pump in excavator
10/24/13Method for controlling auto idle state of heavy construction equipment
10/17/13Active diesel particulate filter regeneration system using non-work load and method thereof
10/10/13Apparatus and controlling transmission cut-off of heavy construction equipment
10/10/13Method and detecting abnormality of a capacitor
10/03/13Method for controlling flow rate of attachment for construction equipment
10/03/13Hydraulic system for construction machine including emergency control unit for electric hydraulic pump
10/03/13Real-time servo motor controller based on a load weight
10/03/13Tool carrier unit of a tool magazine
10/03/13Apparatus and automatically controlling a transmission of a wheel loader
Social Network Patent Pack
10/03/13Method for transmitting information of heavy equipment vehicle for construction
09/26/13Apparatus and detecting damage to tool in machine
09/26/13Tool path part program modification system of nc machine tool
09/19/13Rocker arm shaft with improved abrasion resistance and rocker arm shaft/bush assembly comprising same
09/12/13Sliding bearing having improved lubrication characteristics
08/29/13Cylinder formed with uneven pattern on surface of inner wall
08/22/13Adapter structure for mounting boost pressure sensor on electronic turbo-charger engine
08/22/13Tool carrier for an automatic tool changer
08/22/13Method for sampling monitoring data of construction equipment
08/15/13After treatment device of engine
Patent Packs
06/27/13Rib structure for a turning center bed
06/20/13Apparatus and controlling construction machinery
06/13/13Emergency steering system of construction equipment
05/02/13Static mixer for mixing urea aqueous solution and engine exhaust gas
04/25/13Apparatus and controlling work trajectory of construction equipment
02/21/13Position control working machine of construction machinery
01/17/13Engine valve device
01/10/13Swing brake control construction machinery
01/03/13Hydraulic pressure control construction machine
01/03/13Electronic hydraulic pressure control apparatus and method using variable behavior
12/27/12System for driving a boom of a hybrid excavator and a control method thereof
12/27/12Method for controlling an inverter for driving a swing motor
12/27/12Sliding bearing and sliding bearing assembly
12/13/12Cam follower with improved structure to increase limit load
11/29/12Cgi cast iron and production the same
11/08/12Pump control operating system of construction machine
10/25/12Power converting device for hybrid
10/18/12Hydraulic system for construction machinery
10/18/12Energy reduction module using a depressurizing vacuum vacuum pump
10/18/12Hydraulic pump control apparatus and construction machine
10/11/12Pallet transferring apparatus of horizontal type machine tool
10/04/12Power control apparatus and power control construction machine
09/20/12Full crowd detent apparatus of wheel loader bucket
09/13/12Device and controlling hydraulic pump of construction machinery
08/30/12System and tracking location of construction equipment
08/09/12Tool path forming method in milling processing system
06/21/12Apparatus and controlling automatic operation of working unit of wheel loader
04/19/12Swing control apparatus and swing control construction machinery
03/08/12Cooling device for construction machinery
12/29/11Construction equipment remote control controlling data transmission/reception while the construction equipment is in engine-off state
Patent Packs
10/27/11Hydraulic pump controller for construction machine
10/27/11Emergency engine rpm control heavy construction equipment
10/20/11Seat base sliding apparatus
10/20/11Remote control construction equipment
10/20/11Construction equipment information-management system and method using a communications
10/20/11Method of setting a transmission cycle for information on construction equipment
10/13/11Spindle drive
10/13/11Sintered bush
10/06/11Fluid flow control hydraulic pump of construction machine
10/06/11Communication monitoring location of construction equipment
10/06/11Sliding bearing with improved wear resistance and manufacturing same
09/29/11Sliding bearing and sliding bearing assembly
09/15/11Boom cylinder control circuit for construction machine
09/08/11Tool gripper chain bendable in two directions
08/18/11Steering system for forklift
08/11/11Piston cooling apparatus
02/17/11Piston for engine having stable behavior of piston ring
11/04/10Cabin mounting structure for construction machinery
10/28/10Motor control method and control device for electrical forklift truck
11/05/09Bearing having improved consume resistivity and manufacturing method thereof
Social Network Patent Pack







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