Patent ID: 11865980
Assignee: nan
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. A noise reduction apparatus for a semi-truck tractor, the semi-truck tractor having a hood cowling for selectively accessing and closing over an engine compartment of the semi-truck tractor, an upper hood support mounted to a firewall of the semi-truck tractor, the hood cowling supported by the upper hood support when the hood cowling is moved to a closed position over the engine compartment, the noise reduction apparatus comprising:
a resilient sleeve having an opening at a proximal end of the resilient sleeve, the resilient sleeve dimensioned to surround an exposed face of the upper hood support when mounted to the firewall, the resilient sleeve providing a low friction barrier between the hood cowling and the upper hood support with the hood cowling in the closed position and supported by the upper hood support.