Granted Patent
Utility
US 5,115,927 · App. 07/586,511
Strengthening mechanism for a female articulated coupling member for providing additional strength in response to loads exerted at bearing assembly connection shaft
Inventors:
William D. Wallace, Edward G. Lynch, Jr., David W. Daugherty, Jr., Wajih Kanjo, Michael G. Hawryszkow
Patented Case
View Patent ↗
Granted: May 26, 1992
Filed: Sep 21, 1990
Inventors
William D. Wallace
Edward G. Lynch, Jr.
David W. Daugherty, Jr.
Wajih Kanjo
Michael G. Hawryszkow
Assignee (at issue)
Westinghouse Air Brake Co.
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.