Patent ID: 11867588
Assignee: KOKUSAI KEISOKUKI KABUSHIKI KAISHA
Field: Transport (Mechanical engineering)
Classification: CPC G  B | IPC B  G

Claim 1:
2. A tire testing device, comprising:
a carriage configured to rotatably hold a test wheel provided with a test tire and being capable of travelling on a base along a road surface in a state where the test wheel is made to contact the road surface; and
a driving system configured to drive the test wheel and the carriage,
wherein the driving system comprises:
a driving part configured to generate power to be used to drive the carriage and the test wheel; and
a first winding transmission mechanism configured to transmit the power generated by the driving part,

wherein the first winding transmission mechanism comprises:
a drive pulley coupled to an output shaft of the driving part;
a driven pulley held by the carriage and coupled to the test wheel; and
a first winding intermediate node wound around the drive pulley and the driven pulley,

wherein the first winding intermediate node:
has a first portion and a second portion stretched in a travelling direction of the carriage and configured to be driven in directions opposite to each other;
passes over the driven pulley at the first portion; and
is fixed to the carriage at the second portion.