Injection is the process step in injection molding that is most critical. The injection speed profile and its repeatability have a direct influence on the internal and external properties of a part.

Speed reducers are mechanical devices generally used for two purposes. The primary use is to multiply the amount of torque Chris Popp, DieQua Corp., Bloomingdale, Ill. Speed reducers are mechanical ...

Wind rotor design has hitherto been based, particularly for lower powers, upon a compromise between high efficiency and simplicity of construction. Modern materials and fabrication techniques, however ...