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A tank assembly having a gas impermeable liner having a neck for storing a compressed gas is provided. The neck has a threaded bore. An annular collar having a generally circular opening is disposed around the neck. A structural layer substantially envelopes the liner and secures the collar to the n

A tank assembly having a gas impermeable liner having a neck for storing a compressed gas is provided. The neck has a threaded bore. An annular collar having a generally circular opening is disposed around the neck. A structural layer substantially envelopes the liner and secures the collar to the neck.

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1. A tank assembly comprising: a gas impermeable liner having a neck having a threaded bore to receive a valve for providing compressed gas;an annular collar having a generally circular opening, the annular collar being disposed around the neck;an annular mounting bracket including a generally circu

1. A tank assembly comprising: a gas impermeable liner having a neck having a threaded bore to receive a valve for providing compressed gas;an annular collar having a generally circular opening, the annular collar being disposed around the neck;an annular mounting bracket including a generally circular opening for being rotatably mounted on the annular collar to surround the valve; anda structural layer substantially enveloping the liner and securing the annular collar to the neck, wherein the annular mounting bracket includes a mounting portion for receiving and securing a regulator thereon, the regulator being in fluid communication with the valve to regulate a flow of the compressed gas therefrom. 2. The tank assembly of claim 1 wherein the annular mounting bracket includes a first end for being rotatably mounted on the annular collar and a second end for receiving the regulator. 3. The tank assembly of claim 2 further comprising a fitting positioned above annular mounting bracket for being coupled to the valve and to the regulator for providing the compressed gas from the valve to the regulator. 4. The tank assembly of claim 3 wherein the fitting includes a threaded portion at one end thereof for engaging the valve. 5. The tank assembly of claim 1 wherein the annular collar includes a raised annular flange for receiving the annular mounting bracket. 6. The tank assembly of claim 5 wherein the raised annular flange defines a plurality of mounting bores, one or more of the plurality of mounting bores being arranged to receive a fastener to secure the annular mounting bracket to the raised annular flange. 7. A tank assembly for a vehicle comprising: a gas impermeable liner having a neck to receive a valve for providing compressed gas;an annular collar having a generally circular opening, a first surface, and an annular flange protruding above the first surface and disposed generally concentrically with the opening, the annular collar being disposed around the neck such that the first surface is substantially coplanar with an upper surface of the neck;an annular mounting bracket including a generally circular opening for being rotatably mounted on the annular collar to surround the valve; anda structural layer substantially enveloping the liner and securing the annular collar to the neck, wherein the annular mounting bracket includes a mounting portion for receiving and securing a regulator thereon, the regulator being in fluid communication with the valve to regulate a flow of the compressed gas therefrom. 8. The tank assembly of claim 7 wherein the annular mounting bracket includes a first end for being rotatably mounted on the annular collar and a second end for receiving the regulator. 9. The tank assembly of claim 8 further comprising a fitting positioned above the annular mounting bracket for being coupled to the valve and to the regulator for providing the compressed gas from the valve to the regulator. 10. The tank assembly of claim 9 wherein the fitting includes a threaded portion at one end thereof for engaging the valve. 11. A tank assembly comprising: a liner including a neck having a threaded bore to receive a valve for providing compressed gas;an annular collar being disposed around the neck;an annular mounting bracket including a first end for being rotatably mounted on the annular collar and for surrounding the valve and a second end for receiving a regulator; anda structural layer substantially enveloping the liner and securing the annular collar to the neck. 12. The tank assembly of claim 11 wherein the annular collar includes a raised annular flange for receiving the annular mounting bracket. 13. The tank assembly of claim 12 wherein the raised annular flange defines a plurality of mounting bores, one or more of the plurality of mounting bores being arranged to receive a fastener to secure the annular mounting bracket to the raised annular flange. 14. The tank assembly of claim 11 wherein the annular mounting bracket includes a mounting portion for receiving and securing the regulator thereon, the regulator being in fluid communication with the valve to regulate a flow of the compressed gas therefrom. 15. The tank assembly of claim 14 further comprising a fitting positioned above the annular mounting bracket for being coupled to the valve and to the regulator for providing the compressed gas from the valve to the regulator. 16. The tank assembly of claim 15 wherein the fitting includes a threaded portion at one end thereof for engaging the valve.