Company Filing History:
Years Active: 1987
Title: Lothar Zentgraf: Innovator in Switch Monitoring Systems
Introduction
Lothar Zentgraf is a notable inventor based in Uttenreuth, Germany. He has made significant contributions to the field of electrical engineering, particularly in the development of systems that enhance the reliability and safety of switchgear.
Latest Patents
Zentgraf holds a patent for a "System for monitoring the operating condition of a switch to prevent overstresses." This invention focuses on monitoring the operational status of a switch by employing integrating stages to assess switching capacity and prevent potential overstresses. The system includes various monitoring devices that track parameters such as current, switch action rate, arc quench chamber insulation, contact condition, mechanical condition, operating temperature, and contact voltage. These devices report the equipment's condition, particularly its switching capacity. The sensors are connected to the switchgear drive through a processing stage, allowing for real-time monitoring and reporting. The invention aims to detect switchgear that is no longer fully operational, enabling timely replacements before overstress occurs.
Career Highlights
Lothar Zentgraf is associated with Siemens Aktiengesellschaft, a leading global technology company. His work at Siemens has allowed him to contribute to advancements in electrical systems and safety measures.
Collaborations
Zentgraf has collaborated with notable colleagues such as Rudolf Doerfler and Kurt Krause, enhancing the innovation process through teamwork and shared expertise.
Conclusion
Lothar Zentgraf's contributions to switch monitoring systems exemplify the importance of innovation in electrical engineering. His patent reflects a commitment to improving safety and reliability in switchgear operations.