Cooling fan inside the bearing definition of
when two phase component relative work constitutes the bearing, bearing is used to support, reduce the load on the friction and the device, it is associated with the rotation of the other parts, line or point of contact and friction is produced along with the relative work of contact area, try to reduce the friction and wear of the less space at the same time. Wenling city chi automotive air conditioning manufacturing co. , LTD. , specializing in the production of oil bearing, ball bearing, hydraulic cooling fan