Parallel control arm with two branches

Machine element or mechanism – Control lever and linkage systems – Multiple controlling elements for single controlled element

Reexamination Certificate

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C074S490050, C901S021000

Reexamination Certificate

active

07086307

ABSTRACT:
The robot arm is composed of two parallel branches (2, 3) formed from a reduced number of segments (5, 6, 7) and connected to each other by a wrist (5) through a wrist holder (8), the directions of which are kept approximately constant by transmissions (12to16). The working space of this control arm is large and it is free of any kinetic singularities except at the end positions, and good decoupling of translation and rotation movements is achieved.

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patent: 6371952 (2002-04-01), Madhani et al.
patent: 6425303 (2002-07-01), Brog.ang.rdh et al.
Hiroo Iwata, “Pen-based Haptic Virtual Environment”, Sep. 18, 1993, IEEE, pp. 287-292.

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