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CPC
F16K15/00
This industry / category may be too specific. Please go to a parent level for more data
Parent Industries
F
MECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS
F16
Engineering elements
F16K
VALVES TAPS COCKS ACTUATING-FLOATS DEVICES FOR VENTING OR AERATING
Current Industry
F16K15/00
Check valves
Sub Industries
F16K15/02
with guided rigid valve members
F16K15/021
the valve member being a movable body around which the medium flows when the valve is open
F16K15/023
the valve member consisting only of a predominantly disc-shaped flat element
F16K15/025
the valve being loaded by a helicoidal spring
F16K15/026
the valve member being a movable body around which the medium flows when the valve is open
F16K15/028
the valve member consisting only of a predominantly disc-shaped flat element
F16K15/03
with a hinged closure member
F16K15/031
the hinge being flexible
F16K15/033
spring-loaded
F16K15/035
with a plurality of valve members
F16K15/036
Dual valve members with hinges crossing the flow line substantially diametrical
F16K15/038
having a common hinge
F16K15/04
shaped as balls
F16K15/042
with a plurality of balls
F16K15/044
spring-loaded
F16K15/046
by a spring other than a helicoidal spring
F16K15/048
Ball features
F16K15/06
with guided stems
F16K15/063
the valve being loaded by a helicoidal spring
F16K15/066
with a plurality of valve members
F16K15/08
shaped as rings
F16K15/10
integral with, or rigidly fixed to, a common valve plate
F16K15/12
Springs for ring valves
F16K15/14
with flexible valve members
F16K15/141
the closure elements not being fixed to the valve body
F16K15/142
the closure elements being shaped as solids of revolution
F16K15/144
the closure elements being fixed along all or a part of their periphery
F16K15/145
the closure elements being shaped as a solids of revolution
F16K15/147
the closure elements having specially formed slits or being of an elongated easily collapsible form
F16K15/148
the closure elements being fixed in their centre
F16K15/16
with tongue-shaped laminae
F16K15/18
with actuating mechanism Combined check valves and actuated valves
F16K15/181
for check valves with a hinged closure member
F16K15/183
for ball check valves
F16K15/185
for check valves with flexible valve members
F16K15/186
Check valves which can be actuated by a pilot valve
F16K15/188
Check valves combined with valves having a rotating tap or cock
F16K15/20
specially designed for inflatable bodies
F16K15/202
and with flexible valve member
F16K15/205
and with closure plug
F16K15/207
and combined with other valves
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