Pumps And Actuators Flashcards
1
Q
How do you adjust the volume of flow in a rotary piston pump?
A
By forcing the reaction ring one way.
2
Q
What component does the internal gear pumps need?
What is it’s purpose?
A
Crescent seal
Purpose is to seal the inlet from the outlet.
3
Q
Which gear pump is the least dirt tolerant, but the quietest running?
A
Gerotor
4
Q
What are 3 types of positive displacement pumps?
A
Piston ( axial, bent axis, rotary and radial)
Vane
Gear
5
Q
What are radial piston motors classed as?
A
Low speed, high torque
6
Q
What does torque mean and how is it expressed?
A
Rotational force of a motor expressed in ft/lbs.
7
Q
What are 3 common types of reservoirs?
A
Open
Pressurized
Closed circuit
