Life support system for drilling rigs
First Claim
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1. In combination with a drilling rig having a platform, a draw works, a derrick extending upwardly therefrom, and at least one workman support on the derrick at an elevation substantially above said platform, the improvement comprising;
- an emergency breathing system for protection against toxic gases, said system including, a vehicle-carried supply of breathing gas consisting of a plurality of bottles of compressed air having outlets connected to a common outlet which can be located on the surfac adjacent said drilling rig, first manifold means mounted on said platform, conduit means interconnecting said first manifold and said common outlet of said supply, a plurality of breathing masks connected to said first manifold and located for use at various locations on said rig.
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Abstract
A portable vehicle-carried emergency breathing system including a plurality of bottles containing pressurized breathing gas and associated interconnected piping. An easily disconnectable line leads from the trailer to a manifold secured beneath the platform of the rig and from there to a plurality of multiple outlet manifolds at different locations on the rig. Lines from these manifolds are attached to face masks easily accessible to workers on or near the rig.
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Citations
7 Claims
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1. In combination with a drilling rig having a platform, a draw works, a derrick extending upwardly therefrom, and at least one workman support on the derrick at an elevation substantially above said platform, the improvement comprising;
- an emergency breathing system for protection against toxic gases, said system including, a vehicle-carried supply of breathing gas consisting of a plurality of bottles of compressed air having outlets connected to a common outlet which can be located on the surfac adjacent said drilling rig, first manifold means mounted on said platform, conduit means interconnecting said first manifold and said common outlet of said supply, a plurality of breathing masks connected to said first manifold and located for use at various locations on said rig.
- View Dependent Claims (2, 3, 4, 5, 6, 7)
Specification