Tractor and trailer combination

A tractor and a trailer combination comprising:

• a tractor including
• a tractor frame,
• a supply unit coupled to the tractor frame,
• a trailer coupling coupled to the tractor frame,
• a skid plate coupled to the tractor frame adjacent the trailer coupling, and
• a first connector coupled to the tractor frame, the first connector coupled to the supply unit to receive at least one of high voltage electrical power and coolant from the supply unit;
• a trailer including
• a trailer frame,
• a tractor coupling connected to the trailer frame and removably coupled to the trailer coupling to rotatably connect the trailer to the tractor, and
• a second connector coupled to the trailer, the second connector configured to provide the at least one of high voltage electrical power and coolant to the trailer;
• a conduit including a first end coupled to the first connector and a second end coupled to the second connector, the conduit configured to deliver the at least one of high voltage electrical power and coolant from the first connector to the second connector, wherein the conduit flexes and is supported between the first and second ends by the skid plate throughout rotation of the trailer relative to the tractor;
• and
• a low voltage electrical cable connected between the tractor and the trailer for supplying low voltage electricity to lights on the trailer, and further comprising air hoses connected between the tractor and the trailer for supplying pressurized air for brakes on the trailer.

A tractor and a trailer combination comprising:

• a tractor including
• a tractor frame,
• a supply unit coupled to the tractor frame,
• a trailer coupling coupled to the tractor frame,
• a skid plate coupled to the tractor frame adjacent the trailer coupling, and
• a first connector coupled to the tractor frame, the first connector coupled to the supply unit to receive at least one of high voltage electrical power and coolant from the supply unit;
• a trailer including
• a trailer frame,
• a tractor coupling connected to the trailer frame and removably coupled to the trailer coupling to rotatably connect the trailer to the tractor, and
• a second connector coupled to the trailer, the second connector configured to provide the at least one of high voltage electrical power and coolant to the trailer;
• and
• a conduit including a first end coupled to the first connector and a second end coupled to the second connector, the conduit configured to deliver the at least one of high voltage electrical power and coolant from the first connector to the second connector, wherein the conduit flexes and is supported between the first and second ends by the skid plate throughout rotation of the trailer relative to the tractor, and wherein the conduit is a first conduit configured to deliver high voltage electrical power, the combination further comprising a third connector coupled to the tractor frame, the third connector coupled to the supply unit to receive coolant from the supply unit;
• a fourth connector coupled to the trailer, the fourth connector configured to provide coolant to the trailer;
• and a second conduit including a first end coupled to the third connector and a second end coupled to the fourth connector, the second conduit configured to deliver coolant from the third connector to the fourth connector.

A tractor and a trailer combination comprising:

• a tractor including
• a tractor frame,
• a supply unit coupled to the tractor frame,
• a trailer coupling coupled to the tractor frame, and
• a first connector coupled to the tractor frame, the first connector coupled to the supply unit to receive a supply from the supply unit;
• a trailer including
• a trailer frame,
• a tractor coupling connected to the trailer frame and removably coupled to the trailer coupling to rotatably connect the trailer to the tractor, and
• a second connector coupled to the trailer, the second connector configured to provide the supply to the trailer;
• a conduit including a first end coupled to the first connector and a second end coupled to the second connector, the conduit configured to deliver the supply from the first connector to the second connector;
• and
• an energy chain surrounding the conduit, the energy chain protecting and guiding the conduit between the first and second ends as the conduit flexes throughout rotation of the trailer relative to the tractor.

A tractor and a trailer combination comprising:

• a tractor including
• a tractor frame,
• a high voltage alternator coupled to the tractor frame,
• a trailer coupling coupled to the tractor frame, and
• a first connector coupled to the tractor frame, the first connector coupled to the high voltage alternator to receive high voltage electrical power from the high voltage alternator;
• a trailer including
• a trailer frame,
• an electric trailer refrigeration unit coupled to the tractor frame,
• a tractor coupling connected to the trailer frame and removably coupled to the trailer coupling to rotatably connect the trailer to the tractor, and
• a second connector coupled to the trailer, the second connector configured to provide the high voltage electrical power to the electric trailer refrigeration unit;
• and
• a conduit including a first end coupled to the first connector and a second end coupled to the second connector, the conduit configured to deliver the high voltage electrical power from the first connector to the second connector,
• wherein the conduit flexes throughout rotation of the trailer relative to the tractor, and further wherein the electric trailer refrigeration unit includes a static converter coupled to the second connector to receive high voltage electrical power from the second connector and deliver to the electrical trailer refrigeration unit controlled output power suitable to drive a refrigeration system of the electric trailer refrigeration unit.