A few examples of the applications
of the "self-regulating sprocket":
Letter addressed to the German Federal
Ministry for Economic Affairs and Energy 12.01.2016
Letter addressed to the German Federal
Ministry for Economic Affairs and Energy 30.01.2016
Reaction of the company Ketten Wulf
Letter addressed to the Patentattorneys and lawyers Fritz 30.01.2016 Letter addressed to the SIGNO PARTNER Network 01.02.2016 In 2016:
of the old patent
Offer for sale to president
Wladimir Putin, July 2017
Once there were 10 property rights - now there are only 5 left. Still, there is, of course, the possibility to also reduce costs in Germany, Austria, France, Italy and the Czech Republic and to increase profit
» Sale of patent "Self-adjusting chain wheel - EP 2594824"
incl. 5 property rights
On 19.4.2001 the chain from Ketten Wulf and the two "self-adjusting chain wheels" according to the patent of Karl Herkenrath went into operation in the Ensdorf power station. The power station has been shut down in the meantime, but the three "work hard" here still without wear and tear and without being replaced once.
» Letter to Minister Peter Altmaier,
Federal Ministry of Economics
and Energy
» Letter to Minister Svenja Schulze, Federal Ministry for Economy and Energy
from June 11, 2019
(in German language, English version is coming soon)