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F-Term-List

F16K15/00-15/20 AA AA00
TYPE OF VALVE 		AA01 AA02 AA03 AA04 AA05 AA06 AA07 AA08 AA09
. Lift types . . Linear types . . . Plate types . . . Ball types . . . Poppet types . . Rotary types . . . Swing types . . . Dual-plate types . . . Tilting types
AA11 AA12 AA13 AA14 AA15 AA16 AA17 AA18 AA19
. Sliding types . . Cylinder types . Flexible types . . Umbrella types . . Reed types . . Beak types . . Cone types . . Rubber valves . Others *
BB BB00
PURPOSE OR EFFECT 		BB01 BB02 BB03 BB04
. Functions of valves . . improving responses . . improving sealing ability for closing valves . . adding special functions
BB11 BB12 BB13 BB14
. Fluid flow . . preventing fluids from pulsating . . preventing water-hammering . . reducing flow resistance; rectifying flow
BB21 BB22 BB23 BB24 BB25 BB26 BB27 BB28 BB29
. Structures of valves . . reducing sizes or weight; Simplifying structures . . improving resistance to corrosion . . improving resistance to wear . . improving resistance to heat . . . to low temperatures . . improving resistance to shocks . . preventing fluids from leaking to or inflowing from outsides of valves . . facilitating working or assembling
BB31 BB32 BB33 BB34 BB35 BB36 BB37 BB38 BB39 BB40
. Energy saving . improving safety . Measures against foreign matter . preventing valves from chattering or vibrating . preventing noises . monitoring operations . simplifying operations or maintenance . preventing sticking . preventing fluids from being overheated . Others
CA CA00
SHAPE OR STRUCTURE OF VALVE 		CA01 CA02 CA03 CA04 CA05 CA06
. Shapes of valves * . . forming notches grooves or slits . . forming holes or flow lines . . with guides . . forming ribs . . forming inclined sections
CA11 CA12 CA13 CA14 CA15 CA16 CA17 CA18 CA19 CA20
. Structures of valves * . . having a plurality of valves . . . arranged in parallel . . . arranged in series . . Dual valves . . incorporating housings . . having magnetism . . having built-in bushings . . Materials of valves * . . . Metals *
CA21 CA22 CA23 CA24 CA25
. . . Ceramics * . . . Macromolecules or synthetic resins * . . . . Rubber . . with the surfaces treated . . with the surfaces lined
CA31 CA32 CA33 CA34 CA35 CA36 CA37 CA38 CA39
. having independent sealing members . . Sealing rings . . . O-rings . . . Lip seals . . Materials of sealing members * . . . Metals . . . Ceramics . . . Macromolecules or synthetic resins * . . . . Rubber
CB CB00
SHAPE OR STRUCTURE OF VALVE SEAT 		CB01 CB02 CB03 CB04 CB05 CB06
. Shapes of valve seats * . . forming steps or projections . . forming notches grooves or slits . . forming holes or flow lines . . forming wire mesh or forming zigzagged rough surfaces . . forming inclined sections
CB11 CB12 CB13 CB14 CB15 CB16 CB17 CB18 CB19
. Structures of valve seats * . . having a plurality of valve seats . . movable . . incorporating housings . . Materials of valve seats * . . . Metals * . . . Ceramics * . . . Macromolecules or synthetic resins * . . . . Rubber
CB21 CB22 CB23 CB24 CB25 CB26 CB27 CB28 CB29 CB30
. . with the surfaces treated . . with the surfaces lined . Having independent sealing members . . Sealing rings . . . O-rings . . . Lip seals . . having sealing members welded to the valve seats . . Materials of sealing members * . . . Metals * . . . Ceramics *
CB31 CB32
. . . Macromolecules or synthetic resins * . . . . Rubber
CC CC00
SHAPE OR STRUCTURE OF HOUSING 		CC01 CC02 CC03 CC04 CC05 CC06 CC07 CC08
. forming accessory mechanisms in housing . . Valve guides . . Rectification mechanisms . . Windows . having use members which form housings of valves . . Container caps . . Pipes . . Pipe joints
CC11 CC12 CC13 CC14 CC15 CC16 CC17 CC18
. Cartridge types . with the surfaces treated . with the surfaces lined . Materials of housings * . . Metals * . . Ceramics * . . Macromolecules or synthetic resins * . . . Rubber
CD CD00
DETAIL OF VALVE NOT OTHERWISE PROVIDED FOR 		CD01 CD02 CD03 CD04 CD05 CD06 CD07 CD08 CD09 CD10
. having bias means for valves . . Mechanical means . . . Springs . . . . Coil types . . . . . Cylindrical types . . . . Dish types . . . . Plate types . . . Weights . . Electrical or magnetic means . . Fluid pressure
CD11 CD12 CD13 CD14 CD15 CD16 CD17 CD18
. . interposing levers or toggle links . having drains or vent means . having stoppers . . Shapes thereof . . . with grooves . . . with holes . . . with projections . . with the surface treated or lined
CD21 CD22 CD23 CD24 CD25 CD26 CD27 CD28 CD29
. having means for attaching valve seats on housings . . by snap rings . having means for attaching valves . . with flexible hinges . . supporting valves at the centre . . supporting valves at the circumference . having bypass flow lines . having shock-absorbing means . Others *
DD DD00
SPECIAL FUNCTION 		DD01 DD02 DD03 DD04 DD05 DD06 DD07 DD08 DD09
. Functions for adjusting flow rates . . adjusting flow rates smoothly . . adjusting flow rate in stages . . adjusting minute flow rates . . keeping flow rates constant . Functions for adjusting pressure . . adjusting pressure smoothly . . adjusting pressure in stages . . reducing pressure
DD11 DD12 DD13 DD14 DD15 DD16 DD17 DD18 DD19
. forcing valves to open and close . . forcing valves to open . . forcing valves to close . Means for forcing valve to open and close . . by mechanical means including manually operated ones . . by electrical or magnetic means . . by fluid pressure . Functions for breaking vacuum states . Others *
EE EE00
USE 		EE01 EE02 EE03 EE04 EE05 EE06 EE07 EE08 EE09 EE10
. Fluids to be controlled * . . Water including warm water . . Oil . . Air . . Gases . . Steam . . Slurry . . High-temperature fluids . . Low-temperature fluids . . High-pressure fluids
EE11 EE12 EE13 EE14 EE15 EE16 EE17 EE18 EE19 EE20
. . Corrosive fluids . Apparatus to be used * . . Compressors . . Pumps . . Internal-combustion engines . . Civil engineering and construction machines . . Air-conditioners . . Vehicles (EE13-EE17 take precedence.) . . Containers . . Medical purposes
EE21 EE22 EE23 EE24
. . Airbags . . Tyres . . Nuclear power . . Vacuum apparatus
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