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risermore about riser

riser


  4  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Riser  \Ris"er\,  n. 
  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},  n. 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  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  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Feed  \Feed\,  n. 
  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},  n.,  8. 
 
  From  WordNet  r  1.6  [wn]: 
 
  riser 
  n  :  the  vertical  part  of  a  stair  or  step 




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