Packing assembly for a pump

  • US 10,428,949 B2
  • Filed: 12/06/2016
  • Issued: 10/01/2019
  • Est. Priority Date: 01/02/2008
  • Status: Active Grant
First Claim
Patent Images

1. A header ring comprising:

  • an opening;

    a radially inwardly facing annularly extending sealing lip adjacent the opening;

    a radially inwardly facing cylindrical surface adjacent the opening;

    an annular radially outwardly facing cylindrical surface opposite the opening;

    a first annular radially extending surface extending between the radially inwardly facing cylindrical surface and the annular radially outwardly facing cylindrical surface;

    a second annular axially extending surface extending between the annular radially outwardly facing cylindrical surface and the radially inwardly facing annularly extending sealing lip;

    an axially extending annular bead opposite the first annular radially extending surface, the bead being adjacent the second annular axially extending surface and the radially inwardly facing annularly extending sealing lip; and

    fabric reinforced elastomeric material covering at least the radially inwardly facing annularly extending sealing lip and the radially inwardly facing cylindrical surface.

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