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Design of User-Weight-based Exercise Machines
(Virginia Tech, 1997-02-07)
This thesis describes the process of designing exercise machines that raise the weight of the user as the primary source of resistance.
Most strength training machines use weight stacks or springs as the source of ...
Development of a Novel Zero-Turn-Radius Autonomous Vehicle
(Virginia Tech, 1998-08-05)
This thesis describes the development of a new zero-turn-radius (ZTR) differentially driven robotic vehicle hereinafter referred to as NEVEL. The primary objective of this work was to develop a device that could be used ...
The Creative Entrepreneurs Organization: Developing Innovative Products and Businesses
(Virginia Tech, 1997-12-04)
Global socioeconomic trends are changing the nature of the American workplace. To address the challenges brought about by these changes, American engineering education must focus on developing students into future ...
Testing and Understanding Screwdriver Bit Wear
(Virginia Tech, 1998-05-18)
This thesis is focused on gaining a better knowledge of how to design and test Phillips screwdriver bits. Wear is the primary concern in applications where the bit is used in a power driver. Such applications include ...
Assembly Optimization for Double Row Ball Bearings
(Virginia Tech, 1998-08-24)
This thesis is a treatise on optimal assembly methods for double row ball bearings. As with common single row bearings, double row ball bearings, consist of four general components, namely, an inner ring, an outer ring, ...
The Foundation for CADSPAM: Computer Aided Design of SPAtial Mechanisms
(Virginia Tech, 1997-12-02)
This thesis presents the foundation of a computer program for the unified design of spatial mechanisms. The program will be capable of synthesizing any mechanism that can be described using an equivalent chain containing ...
Real-time compensation of static deflections in robotic manipulators
(Virginia Tech, 1994-12-09)
The focus of this work is the real-time prediction and compensation of static deflections in robotic manipulator arms. A general manipulator deflection model is developed based on static beam theory and robot kinematics. ...
Design, installation and testing of a bioremediation-based system for treating regulated medical waste
(Virginia Tech, 1994-06-05)
<p>Disposal of regulated waste has become a major challenge for the generators. Disposal of
such waste is regulated by local, state and federal agencies and the problem is intensified
because of liability issues, public ...
Design of medical waste treatment systems employing bioremediation
(Virginia Tech, 1992-12-14)
The design and development of a system for disinfecting medical waste at the site of origin is presented. Investigation of the current commercial systems that accomplish this task shows that they all expose the waste to ...
Design and testing of a nonlinear mechanical advantage demonstration mechanism
(Virginia Tech, 1995-12-05)
<p>A four-bar linkage with prescribed nonlinear mechanical advantage has been
synthesized and tested. This tool is intended to in1prove cognition of linkage
synthesis theory through interactive demonstrations and has both ...