Hans Wallgren

Title: Innovations by Hans Wallgren in Motor Vehicle Auxiliary Brake Systems

Introduction

Hans Wallgren is an accomplished inventor based in Vastra Frolunda, Sweden. He has made significant contributions to the field of motor vehicle technology, particularly in the area of auxiliary brake systems. His innovative approach has led to the development of a unique device that enhances the control and regulation of brake torque in vehicles.

Latest Patents

Wallgren holds a patent for a "Device for controlling or regulating auxiliary brake torque in a motor vehicle." This invention focuses on a method and arrangement for managing total auxiliary brake torque. The device incorporates at least one first auxiliary brake of a first type and at least one second auxiliary brake of a different type, which can include a retarder. The control system is designed to store information regarding the characteristics of each auxiliary brake and predefined limit values for maximum permitted auxiliary brake torque. If the limit is exceeded or if there is a request to moderate the brake force, the system prioritizes reducing the brake torque of the retarder.

Career Highlights

Hans Wallgren is currently employed at Volvo Lastvagnar AB, where he continues to innovate and improve vehicle safety and performance. His work has been instrumental in advancing the technology used in modern motor vehicles, particularly in enhancing braking systems.

Collaborations

Throughout his career, Wallgren has collaborated with notable colleagues such as Mats Sabelström and Lars Zettergren. These partnerships have fostered a creative environment that encourages the development of cutting-edge automotive technologies.

Conclusion

Hans Wallgren's contributions to the field of motor vehicle technology, particularly through his patent on auxiliary brake systems, demonstrate his commitment to innovation and safety. His work at Volvo Lastvagnar AB continues to influence the automotive industry positively.