Patent ID: 8272334
Filing Date: 2012-09-25
Classification: G05G,Y10T

Abstract:
1. A three-link toggle type positioning platform comprising: a first platform; a first motor on said first platform; a first ballscrew, coupled to said first motor, wherein said first motor drives said first ballscrew to rotate; a second platform, wherein said second platform moves back and forth alternately along a first predetermined path; a first linkage with a first end and a second end, and said first end attached to said ballscrew, wherein said ballscrew drives said first linkage; a first base on said first platform; a second linkage with a third end and a fourth end, said third end attached to said second end of said first linkage, and said fourth end attached to said first base, wherein said first linkage drives said second linkage; and a third linkage with a fifth end and a sixth end, said fifth end attached to said second linkage, and said sixth end attached to said second platform, wherein said second linkage drives said third linkage and the third linkage drives said second platform moving along said first predetermined path wherein a first angle exists between said first ballscrew and an extended direction of said first predetermined path, a second angle exists between said first ballscrew and said first linkage, and a third angle exists between said second linkage and said third linkage.