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blowpipe

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blowpipe

 

  4  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Blowgun  \Blow"gun`\,  n. 
  A  tube,  as  of  cane  or  reed,  sometimes  twelve  feet  long, 
  through  which  an  arrow  or  other  projectile  may  be  impelled  by 
  the  force  of  the  breath.  It  is  a  weapon  much  used  by  certain 
  Indians  of  America  and  the  West  Indies;  --  called  also 
  {blowpipe},  and  {blowtube}.  See  {Sumpitan}. 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Blowtube  \Blow"tube`\,  n. 
  1.  A  blowgun.  --Tylor. 
 
  2.  A  similar  instrument,  commonly  of  tin,  used  by  boys  for 
  discharging  paper  wads  and  other  light  missiles. 
 
  3.  (Glassmaking)  A  long  wrought  iron  tube,  on  the  end  of 
  which  the  workman  gathers  a  quantity  of  ``metal''  (melted 
  glass),  and  through  which  he  blows  to  expand  or  shape  it 
  --  called  also  {blowing  tube},  and  {blowpipe}. 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Blowpipe  \Blow"pipe`\,  n. 
  1.  A  tube  for  directing  a  jet  of  air  into  a  fire  or  into  the 
  flame  of  a  lamp  or  candle,  so  as  to  concentrate  the  heat 
  on  some  object. 
 
  Note:  It  is  called  a  mouth  blowpipe  when  used  with  the  mouth; 
  but  for  both  chemical  and  industrial  purposes,  it  is 
  often  worked  by  a  bellows  or  other  contrivance.  The 
  common  {mouth  blowpipe}  is  a  tapering  tube  with  a  very 
  small  orifice  at  the  end  to  be  inserted  in  the  flame. 
  The  {oxyhydrogen  blowpipe},  invented  by  Dr  Hare  in 
  1801,  is  an  instrument  in  which  oxygen  and  hydrogen, 
  taken  from  separate  reservoirs,  in  the  proportions  of 
  two  volumes  of  hydrogen  to  one  of  oxygen,  are  burned  in 
  a  jet,  under  pressure.  It  gives  a  heat  that  will 
  consume  the  diamond,  fuse  platinum,  and  dissipate  in 
  vapor,  or  in  gaseous  forms,  most  known  substances. 
 
  2.  A  blowgun;  a  blowtube. 
 
  {Blowpipe  analysis}  (Chem.),  analysis  by  means  of  the 
  blowpipe. 
 
  {Blowpipe  reaction}  (Chem.),  the  characteristic  behavior  of  a 
  substance  subjected  to  a  test  by  means  of  the  blowpipe. 
 
  From  WordNet  r  1.6  [wn]: 
 
  blowpipe 
  n  1:  directs  air  or  gas  into  a  flame  to  concentrate  heat  [syn:  {blowtube}, 
  {blow  tube}] 
  2:  a  tube  through  which  darts  can  be  shot  by  blowing  [syn:  {blowgun}, 
  {blowtube},  {blow  tube}]




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