Patents by Inventor Richard A. Virgo

Richard A. Virgo has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Shaft aligned backstop for a reducer
    Patent number: 4697675
    Abstract: A backstop for a reducer having a casing comprises a one-way cylindrical clutch having a plurality of circularly arranged locking elements therein engaged by the periphery a reducer input shaft passing axially therethrough. To achieve a precise concentricity of the reducer shaft and the circularly arranged locking elements so that each element is stressed, the clutch is loosely housed in and loosely keyed to a clutch casing which is in turn firmly attached to a portion of the reducer casing and the one-way clutch and circularly arranged locking elements are then bushing aligned concentric with the reducer input shaft extending axially therethrough.
    Type: Grant
    Filed: June 2, 1986
    Date of Patent: October 6, 1987
    Assignee: Emerson Electric Co.
    Inventors: Harold R. Johnson, III, Allyn E. Phillips, Erwin R. Carrigan, Richard A. Virgo, James E. Mickelson