Company Filing History:
Years Active: 1984-1991
Title: **Ingvar Johansson: An Innovator in Hydraulic Sealing Technology**
Introduction
Ingvar Johansson, a talented inventor based in Lilla Edet, Sweden, has made significant contributions to hydraulic technology. With a total of two patents to his name, Johansson's innovative designs focus on sealing mechanisms that enhance performance in hydraulic systems.
Latest Patents
Johansson's latest patents demonstrate his expertise in developing effective sealing devices. The first patent, titled **Pressure sealing device for the gap between two coaxial cylindrical surfaces**, describes a device designed to seal the gap between a cylindrical outer surface and a coaxial wall surface against fluid pressure, specifically hydraulic liquids. This innovative solution utilizes a peripheral groove and slotted sealing ring that engages the opposite surface, ensuring a reliable seal even under varying conditions of radial play.
The second patent, **Sealing device with radially slitted metal washers for hydraulic piston**, is aimed at improving the efficiency of sealing between a piston and a cylinder wall in hydraulic systems. This design incorporates multiple annular and radially slitted metal washers that adapt to the inclination of the piston rod, providing a self-adjusting seal capable of withstanding high hydraulic pressures. This invention not only simplifies manufacturing but also enhances the durability of hydraulic mechanisms.
Career Highlights
Throughout his career, Ingvar Johansson has worked for notable companies in the engineering and manufacturing sectors. His experience includes positions at **Volvo Flygmotor AB** and **Volvo Hydraulik AB**, where he honed his skills in hydraulic systems and contributed to innovative product development.
Collaborations
Johansson's work within prominent corporations like Volvo has allowed him to collaborate with experts in the field of hydraulics. These collaborations have played a vital role in the development and successful patenting of his ingenious sealing technologies.
Conclusion
Ingvar Johansson has established himself as a significant figure in the realm of hydraulic innovations. His patented devices not only address critical sealing challenges but also highlight his commitment to enhancing hydraulic performance. With his extensive experience, Johansson continues to inspire future developments in engineering and design.