Patents Assigned to Francois Pierrot
  • Patent number: 5333514
    Abstract: A parallel robot comprises a base, three set of arm assemblies disposed on the base at a predetermined spacing, and a bracket member which is supported by the arm assemblies and to which an end effector is attached. Each of the arm assemblies comprises a pair of motors mounted on the base to face each other with a predetermined clearance and a pair of arms which are supported by the motors to be swung, respectively. Each of the arms comprises a first arm portion and a second arm portion. The first arm portion and the second arm portion of each arm are connected with each other through a first joint means, and the second arm portion of each arm is connected with the bracket through a second joint means.
    Type: Grant
    Filed: March 26, 1993
    Date of Patent: August 2, 1994
    Assignees: Toyoda Koki Kabushiki Kaisha, Masaru Uchiyama, Francois Pierrot
    Inventors: Osamu Toyama, Masaru Uchiyama, Francois Pierrot