Company Filing History:
Years Active: 1981-1983
Title: Innovations of Robert G Bristol
Introduction
Robert G Bristol is a notable inventor based in Everett, MA (US), recognized for his contributions to control systems and methods in various applications. With a total of four patents to his name, Bristol has made significant advancements in motor control and appliance operation.
Latest Patents
One of his latest patents is a "Control system and method for motor starting." This invention utilizes the constant rate of change of a sinusoidal waveform near its zero crossing to measure peak amplitudes. The system includes a voltage differentiator, a time interval calculator, and a frequency determinator, all working together to control the operation of an induction motor. The motor start control system is designed to deenergize the start winding when the waveform amplitude falls below a variable threshold level, ensuring efficient motor operation.
Another significant patent is the "Control system for appliances and the like." This system allows for the control of various machine functions through a series of selectable cycles and user-actuatable membrane switching devices. The control logic includes a resident program and memory for data storage, enabling the appliance to operate according to user preferences. The display panel provides real-time information about the selected cycle and remaining time, enhancing user interaction.
Career Highlights
Robert G Bristol is currently associated with Emhart Industries, Inc., where he continues to innovate and develop new technologies. His work has had a lasting impact on the field of motor control and appliance management.
Collaborations
Bristol has collaborated with notable coworkers, including Charles E Scott and Robert L Smith, contributing to the advancement of technology in their respective fields.
Conclusion
Robert G Bristol's innovative patents and contributions to control systems demonstrate his expertise and commitment to advancing technology. His work continues to influence the industry and improve the functionality of various devices.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.