TREA

the tubular flexible member being pressed against a wall by a number of elements, each having an alternating movement in a direction perpendicular to the axes of the tubular member and each having its own driving mechanism

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Industry

  • CPC
  • F04B43/082
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS F04B43/00Machines, pumps, or pumping installations having flexible working members

Current Industry

F04B43/082the tubular flexible member being pressed against a wall by a number of elements, each having an alternating movement in a direction perpendicular to the axes of the tubular member and each having its own driving mechanism
Industries