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Assignee: Komatsu Ltd. (JP)


Location: Not specified.
No. of patents: 12

NumberTitleIssue Date
6844085Copper based sintered contact material and double-layered sintered contact member
With the objectives of alleviating the property of attacking on the mating member by scratching-off of local agglutinates on the sliding contact surface, achieving improved wear resistance, and achieving improved seizure resistance through restraint of frictional he...
01/18/2005
6701769Transfer feeder
Short lift beam is employed for each transfer area, the lift beam is driven by a compact servomotor for transferring the workpieces, and the carrier is driven by the linear motor being integral therewith. Therefore, consumption of electric power can be re...
03/09/2004
6681564Exhaust gas deNOx apparatus for engine
An exhaust gas deNOx apparatus, which can make an NOx adsorber catalyst compact and does not impair reliability of an engine, is provided. To this end, the apparatus is provided with an NOx adsorber catalyst for adsorbing and releasing NOx, an exhaust gas...
01/27/2004
6678972Hybrid construction equipment
A hybrid construction equipment capable of sufficiently exhibiting performance of a battery with strategic arrangement of the apparatuses being carried out is provided. For this purpose, the hybrid construction equipment includes, on an upper revolving su...
01/20/2004
6679570Track frame structure
A track frame structure which can increase a crawler actual ground contact length (L0) from a first track roller to an endmost track roller without increasing a whole length of a traveling apparatus. A notch portion (2a) having a size not contacting with ...
01/20/2004
6675508Hydraulic shovel
A hydraulic shovel is provided which comprises a pair of left and right running/rotation pedals (3L and 3R) for running or rotating a vehicle, and a single running/rotation lever 7 which is installed separately from the pedals for similarly running or rot...
01/13/2004
6657541Reversing alarm apparatus for a work vehicle
A reversing operation detecting device for a work vehicle, in which a forward and reverse travel operating lever is favorable in operability and which stably detects the reversing operation of the operating lever to be capable of issuing a vehicle reversi...
12/02/2003
6654676Steering system for tracklaying vehicle
An object is to provide a steering system for a tracklaying vehicle which is capable of preventing overrun of a motor during a pivot turn irrespective of the load of the road surface and does not cause a shortage of power during a turn. The steering syste...
11/25/2003
6637525Ground drilling machine and rod exchanger utilized therefor
A ground drilling machine includes a machine body a rod propelling device, a rod exchanging device and a support unit provided for the machine body for supporting the rod exchanging device. The rod propelling device has a frame movably mounted to the mach...
10/28/2003
6613121Sintered material and composite sintered contact component
There is provided a sintered material of which dimensional accuracy has been increased by improving the sinterability of Cu--Al based sintered material. More specifically, there are provided a sintered material and a composite sintered contact component, ...
09/02/2003
5858088Device for lifting crystal bodies
The winding drum of the cable-winding device is kept air-tight by an air-tight container. A lower elastic sealing member 1a is interposed between the air-tight container and the rotation table. The air-tight container, the lower elastic sealing member 1a,...
01/12/1999
5266247Molding cycle control method of an injection molder
A molding cycle control method of an injection molder includes a flow passage opening and closing mechanism which prevents a flow of a plasticized synthetic resin to be injected, aiming at shortening the time required for each molding cycle and the stabil...
11/30/1993
 
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