- tapered plug
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коническая оправка
Англо-русский словарь терминов металлургии и сварки. 2011.
Англо-русский словарь терминов металлургии и сварки. 2011.
Plug valve — Plug valves [American Petroleum Institute Standards: API 6D Pipeline Valves ; API STD 599 Metal Plug Valves ] are valves with cylindrical or conically tapered plugs which can be rotated inside the valve body to control flow through the valve. The … Wikipedia
plug and feathers — an apparatus for splitting stone, consisting of two tapered bars (feathers), inserted into a hole drilled into the stone, between which a narrow wedge (plug) is hammered to spread them. [1835 45] * * * … Universalium
plug and feathers — an apparatus for splitting stone, consisting of two tapered bars (feathers), inserted into a hole drilled into the stone, between which a narrow wedge (plug) is hammered to spread them. [1835 45] … Useful english dictionary
plug and feather — noun : a device for splitting stones consisting of two tapered pieces and a wedge shaped key … Useful english dictionary
Spark plug — A spark plug (also, very rarely nowadays, in British English: a sparking plug) is an electrical device that fits into the cylinder head of some internal combustion engines and ignites compressed aerosol gasoline by means of an electric spark.… … Wikipedia
Core plug — A core plug that has been corroded from improper engine maintenance. Core plugs, sometimes wrongly called freeze plugs or frost plugs, are plugs that fill the core holes found on water cooled internal combustion engines. The sand casting cores… … Wikipedia
Wall plug — A wall plug or Rawlplug trade; is a type of used in building. It allows screws to be fitted into masonry walls.There are many forms of wall plug, but the most common principle is to use a tapered tube of soft material, such as plastic. This is… … Wikipedia
Fusible plug — A fusible plug is a threaded metal plug, usually made out of bronze, brass, or gunmetal. The plug typically has a tapered hole drilled completely through its length. This hole is then sealed with a metal of low melting point, usually lead or tin … Wikipedia
valve — valveless, adj. valvelike, adj. /valv/, n., v., valved, valving. n. 1. any device for halting or controlling the flow of a liquid, gas, or other material through a passage, pipe, inlet, outlet, etc. 2. a hinged lid or other movable part that… … Universalium
mandrel — /man dreuhl/, n. Mach. 1. a shaft or bar the end of which is inserted into a workpiece to hold it during machining. 2. a spindle on which a circular saw or grinding wheel rotates. 3. the driving spindle in the headstock of a lathe. Also, mandril … Universalium
Poppet valve — A poppet valve is a valve consisting of a hole, usually round or oval, and a tapered plug, usually a disk shape on the end of a shaft also called a valve stem. The shaft guides the plug portion by sliding through a valve guide. In most… … Wikipedia