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A pressure vessel for storing a fluid, the pressure vessel including an annular inner boss having an inner surface and an outer surface, the inner surface forming a passage adapted to receive a utility device therein, wherein the inner boss includes a liner channel formed intermediate the inner surf

A pressure vessel for storing a fluid, the pressure vessel including an annular inner boss having an inner surface and an outer surface, the inner surface forming a passage adapted to receive a utility device therein, wherein the inner boss includes a liner channel formed intermediate the inner surface and the outer surface, a vessel liner having a portion thereof disposed in the liner channel of the inner boss, and an outer boss secured to the outer surface of the inner boss.

대표청구항 ▼

1. A pressure vessel for storing a fluid, the pressure vessel comprising: an annular inner boss having an inner surface and an outer surface, wherein the inner boss includes a liner channel formed intermediate the inner surface and the outer surface;a vessel liner having a portion thereof disposed i

1. A pressure vessel for storing a fluid, the pressure vessel comprising: an annular inner boss having an inner surface and an outer surface, wherein the inner boss includes a liner channel formed intermediate the inner surface and the outer surface;a vessel liner having a portion thereof disposed in the liner channel of the inner boss;an outer boss including an inner boss channel for receiving the inner boss, wherein the inner surface and the outer surface of the inner boss are disposed adjacent a portion of the inner boss channel;a first coupling element formed on the inner boss; anda second coupling element formed on the outer boss, wherein the first coupling element engages the second coupling element to secure the inner boss with the outer boss. 2. The pressure vessel according to claim 1, further comprising a sealing element disposed between the inner boss and the outer boss to provide a fluid-tight seal therebetween. 3. The pressure vessel according to claim 1, further comprising a sealing element disposed between the inner boss and the vessel liner to provide a fluid-tight seal therebetween. 4. The pressure vessel according to claim 1, wherein the outer boss is adapted to receive a utility device therein. 5. The pressure vessel according to claim 1, wherein the liner channel of the inner boss has a substantially serpentine shape for bending and securing the vessel liner to the inner boss. 6. The pressure vessel according to claim 1, wherein the liner channel of the inner boss includes at least one protrusion for engaging and securing the vessel liner to the inner boss. 7. The pressure vessel according to claim 1, further comprising a sealing material disposed in the liner channel of the inner boss to provide a fluid-tight seal between the vessel liner and the inner boss.