Definition of Valve seat. Meaning of Valve seat. Synonyms of Valve seat
Here you will find one or more explanations in English for the word Valve seat. Also in the bottom left of the page several parts of wikipedia pages related to the word Valve seat and, of course, Valve seat synonyms and on the right images related to the word Valve seat.
Definition of Valve seat
Valve seatValve Valve, n. [L. valva the leaf, fold, or valve of a door:
cf. F. valve.]
1. A door; especially, one of a pair of folding doors, or one
of the leaves of such a door.
Swift through the valves the visionary fair
Heavily closed, . . . the valves of the barn doors.
2. A lid, plug, or cover, applied to an aperture so that by
its movement, as by swinging, lifting and falling,
sliding, turning, or the like, it will open or close the
aperture to permit or prevent passage, as of a fluid.
Note: A valve may act automatically so as to be opened by the
effort of a fluid to pass in one direction, and closed
by the effort to pass in the other direction, as a
clack valve; or it may be opened or closed by hand or
by mechanism, as a screw valve, or a slide valve.
3. (Anat.) One or more membranous partitions, flaps, or
folds, which permit the passage of the contents of a
vessel or cavity in one direction, but stop or retard the
flow in the opposite direction; as, the ileocolic, mitral,
and semilunar valves.
(a) One of the pieces into which a capsule naturally
separates when it bursts.
(b) One of the two similar portions of the shell of a
(c) A small portion of certain anthers, which opens like a
trapdoor to allow the pollen to escape, as in the
5. (Zo["o]l.) One of the pieces or divisions of bivalve or
Air valve, Ball valve, Check valve, etc. See under
Air. Ball, Check, etc.
Double-beat valve, a kind of balance valve usually
consisting of a movable, open-ended, turban-shaped shell
provided with two faces of nearly equal diameters, one
above another, which rest upon two corresponding seats
when the valve is closed.
(a) A balance valve. See under Balance.
(b) A valve for permitting air, steam, water, etc., to
pass into or out of a chamber so as to establish or
maintain equal pressure within and without.
Valve chest (Mach.), a chamber in which a valve works;
especially (Steam Engine), the steam chest; -- called in
England valve box, and valve casing. See Steam
chest, under Steam.
Valve face (Mach.), that part of the surface of a valve
which comes in contact with the valve seat.
Valve gear, or Valve motion (Steam Engine), the system of
parts by which motion is given to the valve or valves for
the distribution of steam in the cylinder. For an
illustration of one form of valve gear, see Link motion.
Valve seat. (Mach.)
(a) The fixed surface on which a valve rests or against
which it presses.
(b) A part or piece on which such a surface is formed.
Valve stem (Mach.), a rod attached to a valve, for moving
Valve yoke (Mach.), a strap embracing a slide valve and
connecting it to the valve stem.
Meaning of Valve seat from wikipedia
- The valve seat
in an internal combustion gasoline
or diesel engine
is the surface against which
or an exhaust valve rests during
- A valve
is a device
that regulates, directs
the flow of a fluid
(gases, liquids, fluidized
solids, or slurries) by opening, closing, or partially...
- angle seat piston valve
is a pneumatically-controlled valve
with a piston actuator providing linear actuation
to lift a seal off its seat
. The seat
plug or disc element
and a stationary
in a generally spherical
body. Globe valves
for their spherical
with the two...
- A check valve
, clack valve
, non-return valve
, reflux valve
, retention valve
or one-way valve
is a valve
that normally allows fluid
(liquid or gas) to...
- of a shaft
stem. The portion
of the hole where
the plug meets
with it is called
" or "valve seat
". The shaft guides
- A ball valve
is a form of quarter-turn valve which
uses a hollow, perforated
ball to control
it. It is open when the ball's...
- is a valve controlling
of a liquid
or gas. Tap is used in the British Isles
and most of the Commonwealth
for any everyday
type of valve
- A safety valve
is a valve
that acts as a fail-safe. An example
of safety valve
is a pressure relief valve
(PRV), which automatically releases
- Multi-seat valves
, or multi-port valves
, are used to shut off or control complex liquid flows
in sterile areas
in the beverage
and food industry
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