Patent ID: 9091349
Filing Date: 2015-07-28
Classification: F16J

Abstract:
1. A self-energizing seal comprising: a. a housing comprising a rear wall, an upper support wall and a lower support wall, the upper and lower support walls extending from the rear wall and disposed opposite one another; b. a plurality of inelastic annular seal ring segments movably engaged to said housing and disposed at least partially within the housing, each of said annular seal ring segments having a first annular surface facing the upper support wall of the housing and a second annular surface facing the lower support wall of the housing; c. each of said annular seal ring segments comprising a circumferential slot, said annular seal ring segments further comprising a plurality of axially extending holes defining a flow passage with said circumferential slot, the axially extending holes defining openings in the first annular surface at one end of the holes, and opening into the circumferential slot at the other end of the holes; and d. a plurality of inelastic self-energizing ring segments disposed in said circumferential slot, wherein said plurality of inelastic self-energizing ring segments are constructed and arranged for movement within said circumferential slot.