Technician A says Technician A says the Simpson geartrain is an arrangement of a common planetary gearset with two sun gears, two ring gears, and two planetary pinion carriers. Technician B says a Simpson geartrain is the most commonly used compound planetary gearset to provide five reduction gears. Who is correct?
A)A only
B)B only
C)Both A and B
D)Neither A nor B

Question

​Technician A says Technician A says the Simpson geartrain is an arrangement of a common planetary gearset with two sun gears, two ring gears, and two planetary pinion carriers. Technician B says a Simpson geartrain is the most commonly used compound planetary gearset to provide five reduction gears. Who is correct?
A)​A only
B)​B only
C)​Both A and B
D)​Neither A nor B

Quizplus · Accepted Answer

A Simpson geartrain consists of two sun gears, a single ring gear, and a single planetary carrier, not two of each. It is used to provide multiple gear ratios, but not specifically five reduction gears.

​Technician a Says Technician a Says the Simpson Geartrain Is

Technician a Says Technician a Says the Simpson Geartrain Is