FIELD: gas cylinders. SUBSTANCE: gas cylinder has body with valve coupling accommodating shutoff valves, shoe and device for protection of shutoff valves from damage in service. Protection device is made in form of ring with flanging and safety cap. Ring flanging is secured in upper part of cylinder body. Safety cap is freely filled on cylinder body. Ring with flanging is engageable with safety cap. Safety cap base has flanging oriented to outer side, and ring flanging has threaded holes with fastening members and oriented to inside and envelopes flanging of safety cap. EFFECT: higher efficiency. 2 dwg
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Authors
Dates
1995-05-27—Published
1993-03-09—Filed