Granted Patent
Utility
US 4,638,899 · App. 06/706,633
Simplified method of securing the clutch spring to the torque input drum of a spring clutch, and resulting mechanism
Inventor:
John Kossett
Patented Case
View Patent ↗
Granted: Jan 27, 1987
Filed: Feb 28, 1985
Inventor
John Kossett
Assignee (at issue)
Reell Precision Manufacturing Corporation
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.