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Komatsu Ltd. Patents |
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Assignee: Komatsu Ltd.
Address: Tokyo, JP
No. of patents: 787
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| D583837 |
Seat bar for skid-steer loader |
December 30, 2008 |
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| D583835 |
Skid-steer loader |
December 30, 2008 |
|
| D583834 |
Skid-steer loader |
December 30, 2008 |
|
| D552629 |
Bulldozer |
October 9, 2007 |
|
| D551683 |
Bulldozer |
September 25, 2007 |
|
| D543557 |
Bulldozer |
May 29, 2007 |
|
| D542504 |
Display with controller for construction machines |
May 8, 2007 |
|
| D541824 |
Control lever for construction equipment |
May 1, 2007 |
|
| D540352 |
Wheel loader |
April 10, 2007 |
|
| D538307 |
Blade for construction machinery |
March 13, 2007 |
|
| D538303 |
Bulldozer |
March 13, 2007 |
|
| D534929 |
Blade for construction machinery |
January 9, 2007 |
|
| D534552 |
Hydraulic excavator |
January 2, 2007 |
|
| D527665 |
Display with controller for construction machines |
September 5, 2006 |
|
| D518074 |
Sprocket part for a bulldozer |
March 28, 2006 |
|
| D510365 |
Sprocket part for a bulldozer |
October 4, 2005 |
|
| D478098 |
Blade for bulldozer |
August 5, 2003 |
|
| D477610 |
Blade for a bulldozer |
July 22, 2003 |
|
| D476666 |
Sprocket part for bulldozer |
July 1, 2003 |
|
| D476342 |
Sprocket part for bulldozer |
June 24, 2003 |
|
| D463807 |
Operator cabin of power shovel |
October 1, 2002 |
|
| D463462 |
Operator cab for power shovel |
September 24, 2002 |
|
| D463461 |
Operator cab for power shovel |
September 24, 2002 |
|
| D463459 |
Operator's seat for construction machinery |
September 24, 2002 |
|
| D463455 |
Power shovel |
September 24, 2002 |
|
| D462974 |
Power shovel |
September 17, 2002 |
|
| D462973 |
Power shovel |
September 17, 2002 |
|
| D460975 |
Hydraulic excavator |
July 30, 2002 |
|
| D451113 |
Nozzle for a plasma arc torch |
November 27, 2001 |
|
| D451105 |
Arm of excavator |
November 27, 2001 |
|
| D446795 |
Nozzle for a plasma arc torch |
August 21, 2001 |
|
| D441701 |
Operating lever for working vehicle |
May 8, 2001 |
|
| D441330 |
Operating lever for working vehicle |
May 1, 2001 |
|
| D417459 |
Electrode for a plasma arc torch |
December 7, 1999 |
|
| D414788 |
Nozzle for a plasma arc torch |
October 5, 1999 |
|
| D412913 |
Arm of excavator |
August 17, 1999 |
|
| D410240 |
Boom of excavator |
May 25, 1999 |
|
| 7469535 |
Hydraulic driving control device and hydraulic shovel with the control device |
December 30, 2008 |
| A hydraulic operation controlling unit where the engine can be driven stably at a target output torque point and reduction in the work speed can be prevented at the time of light load, includes an engine control unit controlling the output of an engine, so that the output properties |
| 7466337 |
Construction machine |
December 16, 2008 |
| A construction machine comprises a lower traveling body and an upper revolving body rotatably attached to the lower traveling body via a revolving mechanism 2, wherein a rear surveillance camera is arranged on a back surface side of the upper revolving body between a counter weight o |
| 7458633 |
Crawler frame mounting structure for construction machinery |
December 2, 2008 |
| A mounting structure for a center frame and crawler frames of a base carrier of a construction machine, which can increase durability without complicating the structure is provided. A crawler frame mounting structure for a construction machine includes a center frame configured to ro |
| 7455056 |
Valve device |
November 25, 2008 |
| A valve device includes a valve housing body having a passage for fluid, a valve guide formed in the valve housing body, a valve stem sliding in the valve guide for opening and closing the valve, a hydraulic actuator for opening and closing a valve, and a hydraulic control valve for |
| 7454282 |
Engine output control device and engine output control method for working machine |
November 18, 2008 |
| An engine output control device and an engine output control method for a working vehicle capable of implementing low fuel consumption, and of providing the output required for working. The engine output control device of includes a mode setting switch which can set any one from among |
| 7448976 |
Speed-changing device |
November 11, 2008 |
| A transmission is provided which has a very compact system configuration and is capable of exerting high energy efficiency over all speed regions from a low speed region to a high speed region, while providing improved operability free from a torque shortage. To this end, the transmissio |
| 7445053 |
Ripping device for an earthmoving machine |
November 4, 2008 |
| A ripper assembly is arranged in that one end of an arm is pivotally attached to a vehicle body while a beam comprised with shanks is pivotally attached to the other end of the arm, and in that a tilt cylinder and a lift cylinder are respectively interposed between the vehicle body a |
| 7441407 |
Hydraulic drive control device |
October 28, 2008 |
| A hydraulic drive control device which is capable of translating the effect of oil pressure loss reduction into the effect of fuel consumption reduction that is very real to the user. The hydraulic drive control device has (i) a driving hydraulic circuit for driving a hydraulic actua |
| 7439631 |
Hybrid power supply system |
October 21, 2008 |
| It is an object of the present invention to provide a high efficiency hybrid power supply system that permits a power type power supply device such as a capacitor to be utilized effectively, and that makes it possible to even the burden on an energy type power supply device such as a |
| 7438979 |
Thermal spray membrane contact material, contact member and contact part, and apparatuses to whi |
October 21, 2008 |
| To provide a thermal spray membrane contact material, contact member and contact part and an apparatus to which they are applied, showing excellent seizure resistance and wear resistance even under high surface pressure/low speed sliding, high speed/high temperature sliding, or high |
| 7437965 |
Gear change control device and gear shift control method for work vehicle |
October 21, 2008 |
| A gear change control device and a method for a work vehicle for reducing a heat quantity generated by gear shift clutches of a transmission and a gear shift shock to reduce a load on the clutches without inducing elongation of a cycle time or deterioration of a work efficiency. A cl |
| 7428837 |
Tandem press line, operation control method for tandem press line, and work transportation devic |
September 30, 2008 |
| A rotating speed of a main motor (61) of a second press (3) is regulated so that an angular difference between a press angle of a first press (2) and a press angle of a second press (3) is constant. Further, when the work is carried-out from the first press (2), a work transportation |
| 7425890 |
Direction indicator |
September 16, 2008 |
| If a turn signal switch is operated and a right-turn signal or a left-turn signal is input, a turn signal controller outputs a turn signal lamp lighting signal to a relay so as to make the turn signal lamp flash. Detection signals of an operating amount and an operating direction of a |
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