Patent ID: 7870807
Filing Date: 2011-01-18
Classification: B25J,Y10T

Abstract:
1. A robot wrist for use on a painting robot having several wrist sections including a kinematic input-side wrist section, a kinematic output-side wrist section, and at least one intermediate wrist section disposed between the kinematic input-side and kinematic output-side wrist sections, the wrist sections each independently rotatable relative to each other, an internal conduit which passes through the wrist sections, a flexible hose carried in the internal conduit the hose including a first portion rotated by the rotation of at least one of the wrist sections, and a guide plate disposed within the wrist, characterized in that a hose drive acts on the guide plate to positively rotate a second portion of the hose in the internal conduit corresponding to the rotation of the wrist sections, the second portion of the hose spaced away from the first portion of the hose.