 | | F16K | Subclass index | CONSTRUCTIONAL TYPES | | Lift-valves, gate valves or sliding valves, taps, diaphragm cut-off apparatus | 1/00 - 7/00 | Multiple-way valves | 11/00 | Other constructional types of cut-off apparatus, arrangements for cutting off | 13/00 | FUNCTIONAL TYPES | | Check valves; safety or equalising valves; arrangements for mixing fluids | 15/00; 17/00; 11/00 | Fluid-delivery valves; valves for preventing drip from nozzles | 21/00; 23/00 | For venting or aerating enclosures | 24/00 | DETAILS OR GENERAL MEANS | | Handling or control | 29/00, 31/00, 39/00, 43/00 | Auxiliary means | 47/00, 49/00 | Safety | 35/00, 37/00 | Details: contact between valve members and seats, housings, floats, sealings | 25/00, 27/00, 33/00, 41/00 | Other details | 51/00 | SUBJECT MATTER NOT PROVIDED FOR IN OTHER GROUPS OF THIS SUBCLASS | 99/00 |
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