Pneumatic tube systems today are most seen at the drive-through
windows of banks. Pneumatic tubes use pressured air to push a
sealed object through the system.
Pneumatic tube systems today are most seen at the drive-through
windows of banks. Pneumatic tubes use pressured air to push a
sealed object through the system.
The first patent for the pneumatic cylinder was issued in 1940
in the US to Samuel Clegg and Jacob Selvan. Alfred Beach was given
a patent in 1865 for a pneumatic subway train using a giant
pneumatic tube.
View page
O. A. Williams has written:
'Pneumatic and hydraulic conveying of solids' -- subject(s):
Hydraulic conveying, Pneumatic-tube transportation