Description
VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
F16K
Technology
Stats
- 25,270 US PATENTS IN FORCE
- 7,111 US APPLICATIONS PENDING
- 11,643 Total Patent Owners
- 66,041 TOTAL INVENTORS
Subclasses
| Subclass | Title |
|---|---|
| 1/00 | Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces (diaphragm valves F16K 7/00) |
| 1/02 | Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces (diaphragm valves F16K 7/00) with screw-spindle (F16K 1/12-F16K 1/28 take precedence; actuating mechanisms with screw-spindles F16K 31/5) |
| 1/04 | Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces (diaphragm valves F16K 7/00) with screw-spindle (F16K 1/12-F16K 1/28 take precedence; actuating mechanisms with screw-spindles F16K 31/5) with a cut-off member rigid with the spindle, e.g. main valves |
| 1/06 | Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces (diaphragm valves F16K 7/00) with screw-spindle (F16K 1/12-F16K 1/28 take precedence; actuating mechanisms with screw-spindles F16K 31/5) Special arrangements for improving the flow, e.g. special shape of passages or casings |
| 1/08 | Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces (diaphragm valves F16K 7/00) with screw-spindle (F16K 1/12-F16K 1/28 take precedence; actuating mechanisms with screw-spindles F16K 31/5) Special arrangements for improving the flow, e.g. special shape of passages or casings in which the spindle is perpendicular to the general direction of flow |
| 1/10 | Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces (diaphragm valves F16K 7/00) with screw-spindle (F16K 1/12-F16K 1/28 take precedence; actuating mechanisms with screw-spindles F16K 31/5) Special arrangements for improving the flow, e.g. special shape of passages or casings in which the spindle is inclined to the general direction of flow |
| 1/12 | Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces (diaphragm valves F16K 7/00) with streamlined valve member around which the fluid flows when the valve is opened |
| 1/14 | Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces (diaphragm valves F16K 7/00) with ball-shaped valve members (check valves F16K 15/04) |
| 1/16 | Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces (diaphragm valves F16K 7/00) with pivoted closure members |
| 1/18 | Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces (diaphragm valves F16K 7/00) with pivoted closure members with pivoted discs or flaps |
| 1/20 | Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces (diaphragm valves F16K 7/00) with pivoted closure members with pivoted discs or flaps with axis of rotation arranged externally of valve member |
| 1/22 | Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces (diaphragm valves F16K 7/00) with pivoted closure members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves |
| 1/226 | Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces (diaphragm valves F16K 7/00) with pivoted closure members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves Shape or arrangement of the sealing |
| 1/228 | Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces (diaphragm valves F16K 7/00) with pivoted closure members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves Shape or arrangement of the sealing Movable sealing bodies |
| 1/24 | Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces (diaphragm valves F16K 7/00) with valve members that, on opening of the valve, are initially lifted from the seat and next are turned around an axis parallel to the seat |
| 1/26 | Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces (diaphragm valves F16K 7/00) with valve members that, on opening of the valve, are initially lifted from the seat and next are turned around an axis parallel to the seat Shape or arrangement of the sealing |
| 1/28 | Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces (diaphragm valves F16K 7/00) with valve members that, on opening of the valve, are initially lifted from the seat and next are turned around an axis parallel to the seat Shape or arrangement of the sealing Movable sealing bodies |
| 1/30 | Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces (diaphragm valves F16K 7/00) specially adapted for pressure containers |
| 1/32 | Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces (diaphragm valves F16K 7/00) Details (details of more general applicability F16K 25/00-F16K 51/00) |
| 1/34 | Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces (diaphragm valves F16K 7/00) Details (details of more general applicability F16K 25/00-F16K 51/00) Cutting-off parts (F16K 1/06, F16K 1/12, F16K 1/14, F16K 1/26 take precedence) |
Recent Patents
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Recent Publications
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Top Owners in This Class
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Applications Filed in This Class - By Year
Patents Issued To Date - By Filing Year
Average Time to Issuance
- 32 Months (last 2 years Issuances)
- 32 Months (last 5 years Issuances)