for decreasing pressure and having a throttling member separate from the closure member

Full Title

Means in valves for absorbing fluid energy (for pipes F16L55/00) > for decreasing pressure and having a throttling member separate from the closure member

Child Classifications

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• F16K 47/10 in which the medium in one direction must flow through the throttling channel, and in the other direction may flow through a much wider channel parallel to the throttling channel
• F16K 47/12 the throttling channel being of helical form
• F16K 47/14 the throttling member being a perforated membrane
• F16K 47/16 the throttling member being a cone