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From The Collaborative International Dictionary of English v.0.44 [gcide]:
Shrinking \Shrink"ing\, a. & n. from {Shrink}.
{Shrinking head} (Founding), a body of molten metal connected with a mold for the purpose of supplying metal to compensate for the shrinkage of the casting; -- called also {sinking head}, and {riser}.
From The Collaborative International Dictionary of English v.0.44 [gcide]:
Riser \Ris"er\, noun
1. One who rises; as, an early riser.
2. (Arch.) (a) The upright piece of a step, from tread to tread. Hence: (b) Any small upright face, as of a seat, platform, veranda, or the like.
3. (Mining) A shaft excavated from below upward.
4. (Founding) A feed head. See under {Feed}, noun
From The Collaborative International Dictionary of English v.0.44 [gcide]:
Feed \Feed\, noun
1. That which is eaten; esp., food for beasts; fodder; pasture; hay; grain, ground or whole; as, the best feed for sheep.
2. A grazing or pasture ground. --Shak.
3. An allowance of provender given to a horse, cow, etc.; a meal; as, a feed of corn or oats.
4. A meal, or the act of eating. [R.]
For such pleasure till that hour At feed or fountain never had I found. --Milton.
5. The water supplied to steam boilers.
6. (Mach.) (a) The motion, or act, of carrying forward the stuff to be operated upon, as cloth to the needle in a sewing machine; or of producing progressive operation upon any material or object in a machine, as, in a turning lathe, by moving the cutting tool along or in the work. (b) The supply of material to a machine, as water to a steam boiler, coal to a furnace, or grain to a run of stones. (c) The mechanism by which the action of feeding is produced; a feed motion.
{Feed bag}, a nose bag containing feed for a horse or mule.
{Feed cloth}, an apron for leading cotton, wool, or other fiber, into a machine, as for carding, etc.
{Feed door}, a door to a furnace, by which to supply coal.
{Feed head}. (a) A cistern for feeding water by gravity to a steam boiler. (b) (Founding) An excess of metal above a mold, which serves to render the casting more compact by its pressure; -- also called a {riser}, {deadhead}, or simply {feed} or {head} --Knight.
{Feed heater}. (a) (Steam Engine) A vessel in which the feed water for the boiler is heated, usually by exhaust steam. (b) A boiler or kettle in which is heated food for stock.
{Feed motion}, or {Feed gear} (Mach.), the train of mechanism that gives motion to the part that directly produces the feed in a machine.
{Feed pipe}, a pipe for supplying the boiler of a steam engine, etc., with water.
{Feed pump}, a force pump for supplying water to a steam boiler, etc.
{Feed regulator}, a device for graduating the operation of a feeder. --Knight.
{Feed screw}, in lathes, a long screw employed to impart a regular motion to a tool rest or tool, or to the work.
{Feed water}, water supplied to a steam boiler, etc.
{Feed wheel} (Mach.), a kind of feeder. See {Feeder}, noun, 8.
From WordNet (r) 2.0 [wn]:
riser
noun
1: a person who rises (especially from bed); "he's usually a late riser"
2: a vertical pipe in a building [syn: {riser pipe}, {riser pipeline}, {riser main}]
3: structural member consisting of the vertical part of a stair or step
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Definitions retrieved from local copies of the freely distributed DICT client/server software and databases. Click here for database copyright information. - KM |