Granted Patent
Utility
US 5,054,596 · App. 07/570,303
Spacing means for spacing plates in a fluid friction coupling
Inventors:
Herbert Taureg, Paul-Erich Schonenbrucher
Patented Case
View Patent ↗
Granted: Oct 8, 1991
Filed: Aug 20, 1990
Inventors
Herbert Taureg
Paul-Erich Schonenbrucher
Assignee (at issue)
Viscodrive GmbH
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.