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	Actuators are the key to allowing machines to become more sophisticated and perform complex tasks that were previously done by humans, providing motion in a safe, controlled manner.
	
	As defined in this book, actuator design is a subset of mechanical design. It involves engineering the mechanical components necessary to make a product move as desired.
	
	Fundamentals of Engineering High-Performance Actuator Systems, by Ken Hummel, was written as a text to supplement actuator design courses, and a reference to engineers involved in the design of high-performance actuator systems. It highlights the design approach and features what should be considered when moving a payload at precision levels and/or speeds that are not as important in low-performance applications.
	
	The main areas covered in this book are:
- Fundamentals of actuator design
 - Actuator performance
 - Loads that the actuator and its surrounding structure must accommodate
 - Constraints which determine the type of load the actuator needs to accommodate
 - The design margin applied to components of any given design
 - Environment which must include the interactions between product and the conditions it will have to perform under
 - Component strength to ensure safety from failure
 - Component stiffness
 - Maintainability
 - Reliability
 - Cost