FIELD: machine building.
SUBSTANCE: gas regulator comprises diaphragm and threaded elements including: case, adjusting screw and cover from nonmetallic thermoplastic material with moulded different-diameter threads. Case is jointed to cover by larger-diameter thread. Adjusting screw is fitted in cover by smaller-diameter thread while moulded threads on cover feature equal pitch and arranged coaxially. Note here that one of said elements has moulded thread. All elements are made from glass-filled polyamide with polyamide content of 64-75 wt %.
EFFECT: lower costs at higher quality, lower weight.
4 cl, 7 dwg
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