The Engine Transmission

 

         
Boeing CH-47D Chinook Engine Transmission.

 

         
The CH-47D Engine Transmission Lubrication System.

             The CH-47D Engine Transmission Lubrication System. Click-N-Go Here to view a larger image.

 

 

         
A schematic of the internal components of the Engine Transmisson.

 

             A schematic of the internal components of the Engine Transmisson. Click-N-Go Here to view a larger image.

 

 

         
A drawing showing the placement and operation of the drive shafts connecting the transmissions and the gears inside the various CH-47D transmissions.

 

             Above: A drawing showing the placement and operation of the drive shafts connecting the transmissions and the gears inside the various CH-47D transmissions. Numbers associated with a "T" indicate the number of teeth on a particular gear. Numbers associated with a rotational symbol is the speed that component rotates per second. The rotor system rotates at 225 revolutions per minute (RPM). 3.75 blades will pass the same point in space every second. Click-N-Go Here to view a larger image.

 

 

          Related Sites

 

          Power Train Student Handout

 

          Transmission Gear Challenges A dated CBS News Report on Transmission Gears.
(63 Mb.)

 

          85-24332

 

          86-01643

 

          89-00165

 

          G-BWFC Accident Report

 

          G-BWFC Nosebox Incident

 

          G-BWFC Nosebox Incident Appendix

 

 

          The CH-47 - 40 years old and still circling the world.

         

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