The engineer's sketch-book of mechanical movements, devices, appliances, contrivances and details employed in the design and construction of machinery for every purpose; (1902)
Barber, Thomas Walter. [from old catalog] · New York, Spon & Chamberlain · leaf 207
1635. … 202 THE ENGINEERS SKETCH-BOOK. 1634. Hydraulic high-pressure check valve, with long guide wings. 1635. Hydraulic plug or spindle valve and seating; all seatings for high pressure should be narrow and hard. 1636. Duplex or Ramsbottom safety valve; each valve serves as a fulcrum by which to lift the…
Mechanical movements
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
