×

PARALLEL LINK ROBOT

  • US 20110097184A1
  • Filed: 07/16/2010
  • Published: 04/28/2011
  • Est. Priority Date: 10/26/2009
  • Status: Active Grant
First Claim
Patent Images

1. A parallel link robot, comprising:

  • a base,a moving part,three links coupling said base and said moving part and having respectively single degrees of freedom with respect to said base, andthree actuators respectively driving said links,each of said links comprising a drive link coupled with said base and two driven links coupling said drive link and said moving part and parallel to each other,said parallel link robot further comprising;

    a posture changing mechanism for changing a posture of an element attached to said moving part,an additional actuator arranged between said two driven links of at least one link in parallel to these driven links, anda power transmission shaft which extends coaxially from said additional actuator for transmitting rotational drive force of said additional actuator to said posture changing mechanism;

    wherein the power transmission shaft is connected to a shaft extending from the posture changing mechanism through a universal joint, and the universal join is positioned on a line segment connecting two points of intersection between the two driven links and the moving part.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×