NASA NTRS · 19790000266
Bifunctional gas-flow regulator
Abstract
Simple modification converts conventional high-pressure regulator to combination pressure-regulator/shutoff valve. Modification entails adding second diaphragm and pressure compartment. Modified valve is switched between its two functions by external two-position low-pressure valve.
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Koch, E. F.. 1979-12-01. Bifunctional gas-flow regulator. https://ntrs.nasa.gov/citations/19790000266
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