Location History:
- Munich, DE (1980 - 1981)
- Grunwald, DE (1982 - 1993)
Company Filing History:
3 out of 182 
1 out of 37 
Years Active: 1980-1993
Title: Franz Krappmann: Innovator in Material Transport and Filtration Technologies
Introduction
Franz Krappmann is a notable inventor based in Grunwald, Germany. He has made significant contributions to the fields of material transport and filtration technologies. With a total of 4 patents to his name, Krappmann's work showcases his innovative spirit and technical expertise.
Latest Patents
One of Krappmann's latest patents is a device for the transport of material between chambers at different pressures. This device comprises a feed chamber and a main chamber, which includes an upper housing with an inlet and a lower housing with an outlet. The feed chamber is coupled to the main chamber at the inlet, and a first slide valve is used to open and close the inlet. Additionally, a second slide valve may be provided for the outlet. The design incorporates hollow gaskets, preferably inflatable, to ensure proper sealing between the components.
Another significant patent is the multi-disk rotary filter. This rotary filter is an advancement of the technology described in U.S. Pat. No. 4,193,875. Each filter disk is axially spaced on a rotating shaft and subdivided into multiple sections. These sections are connected to a fluid distributor or control head for various operations such as evacuation and pressurization. The innovative design features unitary tubes that connect each section to the control head, enhancing the efficiency of the filtration process.
Career Highlights
Throughout his career, Krappmann has worked with prominent companies, including Krauss-Maffei Aktiengesellschaft and Maschinenfabrik Andritz Actiengesellschaft. His experience in these organizations has allowed him to develop and refine his inventions, contributing to advancements in engineering and technology.
Collaborations
Krappmann has collaborated with notable individuals in his field, including Bernhard Richter and Werner Stahl. These partnerships have fostered innovation and have played a crucial role in the development of his patented technologies.
Conclusion
Franz Krappmann's contributions to material transport and filtration technologies highlight his innovative capabilities and dedication to engineering excellence. His patents reflect a commitment to solving complex challenges in these fields.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.