<?xml version="1.0"?>
<robot xmlns:xacro="http://ros.org/wiki/xacro">

  <xacro:macro name="ur_arm_transmission" params="prefix">

    <transmission name="${prefix}shoulder_pan_trans">
      <type>transmission_interface/SimpleTransmission</type>
      <joint name="${prefix}shoulder_pan_joint">
        <hardwareInterface>PositionJointInterface</hardwareInterface>
      </joint>
      <actuator name="${prefix}shoulder_pan_motor">
        <mechanicalReduction>1</mechanicalReduction>
      </actuator>
    </transmission>
  
    <transmission name="${prefix}shoulder_lift_trans">
      <type>transmission_interface/SimpleTransmission</type>
      <joint name="${prefix}shoulder_lift_joint">
        <hardwareInterface>PositionJointInterface</hardwareInterface>
      </joint>
      <actuator name="${prefix}shoulder_lift_motor">
        <mechanicalReduction>1</mechanicalReduction>
      </actuator>
    </transmission>
  
    <transmission name="${prefix}elbow_trans">
      <type>transmission_interface/SimpleTransmission</type>
      <joint name="${prefix}elbow_joint">
        <hardwareInterface>PositionJointInterface</hardwareInterface>
      </joint>
      <actuator name="${prefix}elbow_motor">
        <mechanicalReduction>1</mechanicalReduction>
      </actuator>
    </transmission>
  
    <transmission name="${prefix}wrist_1_trans">
      <type>transmission_interface/SimpleTransmission</type>
      <joint name="${prefix}wrist_1_joint">
        <hardwareInterface>PositionJointInterface</hardwareInterface>
      </joint>
      <actuator name="${prefix}wrist_1_motor">
        <mechanicalReduction>1</mechanicalReduction>
      </actuator>
    </transmission>
  
    <transmission name="${prefix}wrist_2_trans">
      <type>transmission_interface/SimpleTransmission</type>
      <joint name="${prefix}wrist_2_joint">
        <hardwareInterface>PositionJointInterface</hardwareInterface>
      </joint>
      <actuator name="${prefix}wrist_2_motor">
        <mechanicalReduction>1</mechanicalReduction>
      </actuator>
    </transmission>
  
    <transmission name="${prefix}wrist_3_trans">
      <type>transmission_interface/SimpleTransmission</type>
      <joint name="${prefix}wrist_3_joint">
        <hardwareInterface>PositionJointInterface</hardwareInterface>
      </joint>
      <actuator name="${prefix}wrist_3_motor">
        <mechanicalReduction>1</mechanicalReduction>
      </actuator>
    </transmission>

  </xacro:macro>

</robot>