Company Filing History:
Years Active: 1981-1983
Title: Harold E Hancock: Innovator in Arc Suppression Technology
Introduction
Harold E Hancock is a notable inventor based in Cincinnati, OH (US), recognized for his contributions to the field of electrical engineering. He holds 2 patents that focus on innovative solutions for arc suppression devices, which are crucial for protecting electrical contacts in power contactors.
Latest Patents
Hancock's latest patents include a solid state arc suppression device and an arc suppressor circuit. The solid state arc suppression device is designed to protect the load carrying contacts of a power contactor by utilizing gate controlled semiconductor devices. These devices are connected in parallel with the contacts and are activated by a control circuit that applies gating current nearly simultaneously with the operation of the solenoid. This design ensures that the semiconductors are protected from potential damage by ceasing the gating current after the contacts have closed.
The arc suppressor circuit also aims to protect the load carrying contacts of a power contactor. It employs semiconductor devices that are connected in parallel with the contacts through an isolation relay. The gating current is applied in a controlled manner to ensure the proper sequence of operations, thereby safeguarding the semiconductor devices from damage.
Career Highlights
Hancock is associated with Power Management Corporation, where he has been instrumental in developing advanced technologies for electrical systems. His work has significantly contributed to enhancing the reliability and safety of power contactors in various applications.
Conclusion
Harold E Hancock's innovative work in arc suppression technology showcases his commitment to improving electrical safety and efficiency. His patents reflect a deep understanding of electrical engineering principles and a dedication to advancing the field.