发明名称 ECCENTRIC ROCKING TYPE GEAR DEVICE
摘要 PROBLEM TO BE SOLVED: To provide a compact eccentric rocking type gear device capable of preventing the shortening of a the service life. SOLUTION: This eccentric rocking type gear device 100 has an internal tooth gear 3, a plurality of external tooth gears 9 having a plurality of through-holes 5 and a plurality of second through-holes in the axial direction and meshing with the internal tooth gear, a plurality of crankshafts 17 having transmission gears 11 and eccentrically moving the external tooth gears by making an eccentric part engaged with the respective first through-holes of the external tooth gears via a bearing, and a support 25 having a pair of end plates 19a and 19b juxtaposed in the axial direction, and a plurality of columns connecting the pair of end plates and loosely fitted to the respective second through-holes of the external tooth gears and rotatably supporting the crankshafts via the bearing, and relatively rotates the internal tooth gear and the support. The eccentric rocking type gear device is provided for storing the transmission gear of the respective crankshafts in first recessed parts by forming the first recessed parts 10 facing each other in the axial direction to any adjacent two external tooth gears among the plurality of external tooth gears. COPYRIGHT: (C)2009,JPO&INPIT
申请公布号 JP2009068573(A) 申请公布日期 2009.04.02
申请号 JP20070236400 申请日期 2007.09.12
申请人 NABTESCO CORP 发明人 MURAKI SHIGEHISA
分类号 F16H1/32 主分类号 F16H1/32
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