To prevent backflow of blood into the Ventricles.
Valve stem seals help prevent oil from leaking into the combustion chamber through the valve guides. They also help control the lubrication of the valve stems and guide them properly within the cylinder head.
The Thebesian valve is located in the right atrium of the heart, specifically at the opening of the coronary sinus. Its function is to prevent blood from flowing back into the coronary sinus when the heart contracts, helping to maintain proper blood flow and circulation.
It serves to regulate the movement of food out of the stomach and prevents bile in the small intestine from moving back into the stomach.
The aortic valve controls the flow of blood from the heart's left ventricle to the aorta, which is the body's main artery. It opens to allow blood to be pumped out of the heart and closes to prevent blood from leaking back into the heart.
pulmanary valve is ppoop
is the starting valve
it is the valve which reduce the pressure.
The purpse of valve lifters is exactly what it says, to lift the valve.
The function of steam stop valve to supply steam to steam maniform and the function safety valve to prevent the steam high pressure over.
The function of an expansion valve is to regulate the flow of a substance. One example is a thermal expansion valve which regulates the flow of cooling substances within a device.
The function of back pressure valve is to prevent back flow to the pump in case there is an obstruction on downstream side of valve.
The function of air valve of sphygmomanometer is to decrease or increase the airflow into the cuff. It is necessary for an accurate blood pressure.
The function of air valve of sphygmomanometer is to decrease or increase the airflow into the cuff. It is necessary for an accurate blood pressure.
A gate valve is positive shut off and used for on of off . A globe valve is for throttling
To retain the valve to the valve spring, could also be called keepers
construction of one way valve brake system..