Granted Patent
Utility
US 4,252,221 · App. 05/887,082
Freewheel clutch with a cage for receiving and retaining the gripping elements
Inventors:
Gunter Lanzerath, Rudolf Muller, Karl H. Patzer, Richard Vogele, Erich Bollmann, Heinz Glaunsinger, Karl-Josef Hallerberg, Bernhard Hulsebusch
Patented Case
View Patent ↗
Granted: Feb 24, 1981
Filed: Mar 16, 1978
Inventors
Gunter Lanzerath
Rudolf Muller
Karl H. Patzer
Richard Vogele
Erich Bollmann
Heinz Glaunsinger
Karl-Josef Hallerberg
Bernhard Hulsebusch
Assignee (at issue)
Borg-Warner-Stieber 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.