Company Filing History:
Years Active: 1986
Title: Innovations of Joachim Wawretzko
Introduction
Joachim Wawretzko is a notable inventor based in Stuttgart, Germany. He has made significant contributions to the field of internal combustion engine technology. His innovative approach has led to the development of a unique controlling device for injection systems.
Latest Patents
Wawretzko holds a patent for a "Controlling device for the start of injection in an internal combustion engine." This device is designed to control the injection start to a set-point value that is dependent on various operating parameters. The mechanism counts the time between the injection start signal and a reference marking, such as a top-dead-center signal. To prevent malfunctions, the counting process is triggered only within a predetermined crankshaft angle range. The counting frequency can vary, typically ranging from 50 to 200 kHz. In the event of a failure, the device can control the injection onset and limit the fuel quantity to a maximum of 70% of the determined amount.
Career Highlights
Wawretzko is associated with Robert Bosch GmbH, a leading company in automotive technology and engineering. His work at Bosch has allowed him to focus on enhancing the efficiency and reliability of internal combustion engines. His innovative solutions have contributed to the advancement of automotive technologies.
Collaborations
Wawretzko has collaborated with Albrecht Sieber, a fellow engineer, to further develop and refine his inventions. Their partnership has fostered a creative environment that encourages innovation and problem-solving in the automotive sector.
Conclusion
Joachim Wawretzko's contributions to the field of internal combustion engines exemplify the spirit of innovation. His patented technology showcases his commitment to improving engine performance and reliability. His work continues to influence the automotive industry positively.