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Forward/backward switching control apparatus for hydraulic drive vehicle, and control method therefor |
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2005-07-12 |
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Travel drive apparatus for hydraulic drive work vehicles and control therefor |
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2001-05-08 |
| 6209675 |
Travel drive apparatus for hydraulic drive work vehicle and control method therefor |
Seita Hayashi, Sadao Nunotani |
2001-04-03 |
| 6112521 |
Backpressure control circuit for hydraulic drive device |
Seita Hayashi, Sadao Nunotani |
2000-09-05 |
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Counter balance valve |
Mitsuru Arai, Seita Hayashi, Sadao Nunotani |
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| 5884984 |
Hydraulic braking apparatus having two safety valves |
Mitsuru Arai, Seita Hayashi, Sadao Nunotani, Mitsuru Oshiro |
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Swash plate angle changing apparatus for a piston pump/motor of swash plate type |
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