Company Filing History:
Years Active: 1979-1988
Title: Innovations by Donald A. Henrich
Introduction
Donald A. Henrich is a notable inventor based in Lake Villa, Illinois. He has made significant contributions to marine propulsion technology, holding a total of 5 patents. His work focuses on enhancing the efficiency and functionality of marine devices.
Latest Patents
Among his latest innovations is the "Reverse Thrust Propeller," which is a marine propulsion device designed to improve maneuverability. This device includes a propeller shaft and a lower unit that supports the shaft, featuring an exhaust passageway. The propeller is designed to be submerged in water and consists of an inner hub connected to the shaft, along with an outer hub that defines a propeller exhaust passageway. This innovative design allows for better communication of exhaust gases with water, enhancing performance.
Another significant patent is the "Anti-Ventilation Means for Marine Gear Case." This invention addresses the issue of engine exhaust gas discharge in marine environments. The device includes a lower unit with a gear case that discharges exhaust gases rearwardly into the water. It features a thrust ring that acts as a fishline and weed cutter, preventing unstable handling of the lower unit by managing the migration of exhaust gases.
Career Highlights
Donald A. Henrich has dedicated his career to advancing marine technology. He works at Outboard Marine Corporation, where he continues to innovate and develop new solutions for marine propulsion systems. His expertise in this field has made him a valuable asset to the company.
Collaborations
Throughout his career, Henrich has collaborated with notable colleagues, including Edgar Rose and Robert Bolle. These partnerships have contributed to the development of his innovative patents and have fostered a collaborative environment for marine technology advancements.
Conclusion
Donald A. Henrich's contributions to marine propulsion technology through his patents demonstrate his commitment to innovation. His work continues to influence the industry, making significant strides in enhancing marine devices.