Patent ID: 8308596

Claim:
A transmission mechanism with intermittent output movement comprising: a conjugate cam unit including a first cam and a second cam each having a base circle with a center; an output shaft rotatably mounted to the centers of the base circles of the first cam and the second cam, with a sun gear mounted to the output shaft; a first rocker including a first planet gear meshed with the sun gear, with the first rocker further including a first roller and a second roller rotatably mounted on opposite sides of the first planet gear in a plane perpendicular to a central axis of the output shaft, with the first roller in contact with the first cam, with the second roller in contact with the second cam; a second rocker including a second planet gear meshed with the sun gear; a transmission unit including a first connecting rod and a second connecting rod and a link, with the first connecting rod including a first end mounted to the first rocker and a second end, with the second connecting rod including a first end mounted to the second rocker and a second end, with the link having two ends pivotably mounted to the second ends of the first connecting rod and the second connecting rod; and an input shaft coaxial to the output shaft, with a planet gear carrier mounted to the input shaft and including an end rotatably mounted to the first rocker.