FI (list display)

  • B61D7/00
  • Hopper cars (flat-bottomed cars convertible into hoppers B61D 3/06) [2] HB CC 3D104
  • B61D7/02
  • .with discharge openings in the bottoms (with body in two halves and discharge by tipping the halves B61D 9/00) HB CC 3D104
  • B61D7/04
  • ..the openings being above axle level during discharge HB CC 3D104
  • B61D7/06
  • .with openings capable of discharging both between and outside the wheels HB CC 3D104
  • B61D7/08
  • .with openings capable of discharging only outside the wheels HB CC 3D104
  • B61D7/10
  • ..the discharge being assisted by tipping the bottom HB CC 3D104
  • B61D7/12
  • .the hoppers being movable (B61D 9/00 takes precedence) HB CC 3D104
  • B61D7/14
  • .Adaptations of hopper elements to railways HB CC 3D104
  • B61D7/16
  • ..Closure elements for discharge openings HB CC 3D104
  • B61D7/18
  • ...pivoted HB CC 3D104
  • B61D7/20
  • ...sliding HB CC 3D104
  • B61D7/22
  • ...Sealing means thereof HB CC 3D104
  • B61D7/24
  • ...Opening or closing means HB CC 3D104
  • B61D7/26
  • ....mechanical HB CC 3D104
  • B61D7/28
  • ....hydraulic or pneumatic HB CC 3D104
  • B61D7/30
  • ....controlled by means external to cars HB CC 3D104
  • B61D7/32
  • ..Means for assisting charge or discharge HB CC 3D104
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