Location History:
- Schoffengrund, DE (1982)
- Schoeffengrund, DE (1984 - 1988)
Company Filing History:
2 out of 767 
1 out of 747 
Years Active: 1982-1988
Title: The Innovative Contributions of Karl Keiner
Introduction
Karl Keiner is a notable inventor based in Schoeffengrund, Germany. He has made significant contributions to the field of hydraulics, particularly in vehicular brake systems. With a total of 3 patents to his name, Keiner's work exemplifies innovation and engineering excellence.
Latest Patents
One of his latest patents is a hydraulically actuated wheel brake with a built-in pressure control. This invention features a brake piston with two pressure surfaces that define different working chambers. The design allows for a direct connection of the pressure fluid inlet to one chamber, while the other chamber is controlled via a valve that activates upon reaching a predetermined inlet pressure. This innovative design simplifies manufacturing and reduces the likelihood of failure.
Another significant patent is the brake pressure control valve for vehicular brake systems. This valve comprises a stepped piston that is guided in a bore of a threaded housing plug. The piston can be displaced from an inactive position against the force of a valve spring, allowing for precise adjustment of the valve closure travel. The design facilitates ease of assembly and replacement, showcasing Keiner's focus on practicality in engineering.
Career Highlights
Throughout his career, Karl Keiner has worked with reputable companies such as Itt Industries, Inc. and International Standard Electric Corporation. His experience in these organizations has contributed to his expertise in hydraulic systems and brake technology.
Collaborations
Keiner has collaborated with notable professionals in his field, including Volker Berisch and Jochen Burgdorf. These collaborations have likely enriched his work and led to further advancements in his inventions.
Conclusion
Karl Keiner's contributions to hydraulic brake technology demonstrate his innovative spirit and engineering prowess. His patents reflect a commitment to improving vehicular safety and performance. Through his work, he has made a lasting impact on the industry.