Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
F04C27/00—Sealing arrangements in rotary-piston pumps specially adapted for elastic fluids
F04C27/02—Liquid sealing for high-vacuum pumps or for compressors
Landscapes
Engineering & Computer Science
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Mechanical Engineering
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General Engineering & Computer Science
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Compressors, Vaccum Pumps And Other Relevant Systems
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Kompressorlose Zweitaktdieselmaschine mit einer Kurbelkastenspuelpumpe, die in ihrer Wirkung durch eine auf den Kurbelkasten arbeitende und an diesem angeordnete Hilfspumpe ergaenzt wird