Patent ID: 11946432
Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLC
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 19:
20. A throttle body for an engine of a vehicle, the throttle body comprising:
a cylindrical housing comprising a first open end extending to a second open end defining an inner wall having an inner surface;
a moveable blade valve movably disposed on the inner wall and arranged to regulate air to the engine during operation of the vehicle, the moveable blade valve having an outer surface;
a dual-phase thermal composite coating (TCC) disposed on one of the inner surface of the inner wall and outer surface of the moveable blade valve for enhanced thermal conductivity reduced deposit accumulation on the inner surface and the outer surface, the dual-phase TCC comprising a first material and a second material, the first material comprising one of parylene, polyesters, polyurethane, polyurea, polyarylate, polyethylene, epoxy, polyoxymethylene, polypthaldamide, polyamide, polyphenylene sulfide, polyether ether ketone, polyether ketone, polyimide, polysiloxane, polydimethylsiloxane, poly(methyl methacrylate), methyltrimethoxysilane, and polyflorocarbons, the second material comprising one of copper, zinc, aluminum, gold, silver, cobalt, manganese, carbon black, graphene, AL-bronze, aluminum silicates, SiO2, CuO, ZnO, TiO2, MoS2, and Al2O3, the first material comprising between 10 weight percent (wt %) and 90 wt % and the second material comprising between wt % and 90 wt % of the dual-phase TCC, the dual phase TCC having a contact angle of between 100 degrees (°) and 160° and a thermal conductivity of at least 0.3 W/mK.