Company Filing History:
Years Active: 1983-1985
Title: Walter Schaad: Innovator in High-Voltage Circuit Breakers
Introduction
Walter Schaad is a notable inventor based in Oberentfelden, Switzerland. He has made significant contributions to the field of electrical engineering, particularly in the development of high-voltage circuit breakers. With a total of two patents to his name, Schaad's work reflects a commitment to innovation and safety in electrical systems.
Latest Patents
Schaad's latest patents include a high-voltage circuit breaker featuring a cut-on resistor. This invention involves a series connection of an auxiliary switching position and a cut-on resistor, which is connected in parallel to at least one primary switching position. The design incorporates a common drive rod that is coupled with a transmission system associated with both the primary and auxiliary switching positions. The auxiliary position's transmission system includes a cam that cooperates with a follower member, ensuring a controlled sequence of movements without the need to tension a spring during operation.
Another significant patent is the gas-blast switch, which features a movable contact element secured to a thrust rod. This design allows the contact element to engage and disengage from a fixed contact element. The movable contact is surrounded by a blast nozzle connected to a pump chamber containing extinguishing gas. This innovative design reduces the mass of parts that need to be accelerated during operation, enhancing the efficiency of the cut-off stroke.
Career Highlights
Walter Schaad is currently employed at Sprecher & Schuh AG, a company known for its expertise in electrical engineering and automation solutions. His work at the company has allowed him to further develop his innovative ideas and contribute to advancements in high-voltage technology.
Collaborations
Schaad has collaborated with notable colleagues, including Peter Kull and Johann Blatter. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of cutting-edge technologies.
Conclusion
Walter Schaad's contributions to the field of electrical engineering, particularly through his patents for high-voltage circuit breakers and gas-blast switches, demonstrate his innovative spirit and dedication to safety. His work continues to influence the industry and pave the way for future advancements.