v Acknowledgments The author and publisher wish to thank the following industry and teaching professionals for their valuable input into the development of Fluid Power: Hydraulics and Pneumatics. A & A Manufacturing Co., Inc. AGCO Corporation API Heat Transfer Atlas Copco Badger Iron Works, Inc. Bailey International Corporation Brand Hydraulics Brand X Caterpillar, Inc. Chicago Pneumatic CNH America LLC Continental Hydraulics Deere & Company DeVilbiss Air Power Company Donaldson Company, Inc. Dresser Instruments Dresser, Inc. Eaton Fluid Power Training Ergodyne Fairchild Industrial Products Gates Corporation Grayling Recreation Authority, Hanson Hills Recreation Area Handi-Ramp HYDAC Technology Corporation IMI Norgren, Inc. International Organization for Standardization Kim Hotstart Manufacturing Company Lab-Volt Systems, Inc. Manufactured Housing Institute MDMA Equipment—Menomonie Miller Electric Mfg. Co. MTS Systems Corporation The Oilgear Company Parker Hannifi n Phelps Industries, Inc. PSS—Steering and Hydraulics Division, England Sauer-Danfoss, Ames, IA Schroeder Industries LLC Sporlan Division, Parker Hannifi n Corporation Star Hydraulics, Inc. USDA Yates Industries, Inc. Zinga Industries, Inc.