This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignee: Jungheinrich Aktiengesellschaft. Active years: 2008-2011.
Company Filing History:
Years Active: 2008-2011
Title: Frank Maenken: Innovator in Lift Truck Technology
Introduction
Frank Maenken is a notable inventor based in Henstedt-Ulzburg, Germany. He has made significant contributions to the field of lift truck technology, holding a total of 2 patents. His innovative designs focus on enhancing the functionality and efficiency of lift trucks, making them more effective for various applications.
Latest Patents
One of Maenken's latest patents is for a rider lift truck. This design features a drive portion that includes a travelling drive with at least one electric travelling motor for a steered driving wheel. The truck is equipped with a steering device, a load portion with a mast, and an electric control unit for the travelling drive. Additionally, it has operational controls for both the travelling drive and the steering device, along with a standing platform. Notably, a horizontally arranged travelling motor is positioned below the flatly built standing platform, serving as a wheel hub drive for the driving wheel. A steering motor is also located below the standing platform, coupled with a fifth wheel for the driving wheel via a steering gear.
Another significant patent by Maenken is a pump assembly for a hand fork-lift truck. This assembly includes a piston pump activated by a bar of the hand fork-lift truck, featuring a piston chamber and an annulus collector. A three-stage control valve connects the lift cylinder with a tank in the lowered setting. In the neutral setting, it connects the piston chamber with the tank, and in the pump setting, it connects the piston chamber with the lift cylinder through a first check valve. The assembly also includes a second check valve connecting the piston chamber with the tank, a third check valve between the piston chamber and the annulus collector, and a reversing valve between the piston chamber and the annulus collector.
Career Highlights
Frank Maenken is currently employed at Jungheinrich Aktiengesellschaft, a leading company in the field of material handling equipment. His work at Jungheinrich has allowed him to apply his innovative ideas and contribute to the development of advanced lift truck technologies.
Collaborations
Throughout his career, Maenken has collaborated with notable colleagues, including Ernst-Peter Magens and Stéphane Gerbier. These collaborations have further enriched his work and led to the development of innovative solutions in the lift truck industry.
Conclusion
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