Company Filing History:
Years Active: 2001-2002
Title: Innovations by Mark A. Landwehr
Introduction
Mark A. Landwehr is an accomplished inventor based in Cicero, Indiana, known for his contributions to hydraulic technology. He holds a total of 3 patents that showcase his innovative approach to engineering solutions in hydraulic systems.
Latest Patents
One of his notable patents is the "Closed cavity hydraulic piston and method of making the same." This invention features a hydraulic piston designed for a hydrostatic power unit, characterized by an elongated cylindrical body with a closed cavity. The cap of the piston is engineered to facilitate engagement with a slipper, which interacts with a swashplate. The design includes a first conduit that allows oil transmission without invading the cavity volume, ensuring efficient operation. The manufacturing process involves metal injecting molding, followed by a debinding and sintering process to achieve the desired structural integrity.
Another significant patent is the "Piston for a hydrostatic cylinder block." This piston is designed for hydraulic power units and features a cylindrical body with a spherical surface. It is composed of a body and an insert made from different metallic materials, allowing for both open and closed cavity configurations. The design also incorporates a conduit for pressurized fluid, enhancing its functionality. Similar to his other patent, this piston is produced through a metal injecting molding process, ensuring precision and durability.
Career Highlights
Mark A. Landwehr is currently employed at Sauer-Danfoss Inc., where he continues to innovate in the field of hydraulic technology. His work has significantly contributed to advancements in hydraulic systems, making them more efficient and reliable.
Collaborations
Throughout his career, Landwehr has collaborated with notable colleagues, including Robert J. Stoppek and Jay H. Ankeny. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies.
Conclusion
Mark A. Landwehr's contributions to hydraulic technology through his patents reflect his dedication to innovation and engineering excellence. His work continues to influence the industry, paving the way for future advancements in hydraulic systems.