| 摘要 |
PROBLEM TO BE SOLVED: To obtain the subject device capable of preventing the seizing of the rotation support point of a push arm, capable of injecting a grease without relating to the position of a planting arm and not causing the leak of the grease by disposing at a specific position a grease-injecting port for injecting the grease into a case for planting tine. SOLUTION: In this planting device of the rice transplanter, equipped with a planting tine case 30 wherein a push tine 32 capable of being pushed out with a push rod 33 is disposed on a planting tine 31, a grease-injecting port 45 for injecting the grease into the planting tine case 30 is disposed in an off-set state in the lower direction than the axial extended line J of the push rod 33 on the side view. Therein, the grease-injecting port 45 is preferably disposed at a place near to the rotation support point of the push arm 35 for projecting the push rod 33.
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