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.)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filedfiledCritical
Priority to JP4636476ApriorityCriticalpatent/JPS52129008A/ja
Publication of JPS52129008ApublicationCriticalpatent/JPS52129008A/ja
Publication of JPS5644274B2publicationCriticalpatent/JPS5644274B2/ja
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
F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
F04C29/12—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
F04C29/124—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston pumps
F04C29/126—Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet with inlet and outlet valves specially adapted for rotary or oscillating piston pumps of the non-return type
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
F04C19/00—Rotary-piston pumps with fluid ring or the like, specially adapted for elastic fluids
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
General Engineering & Computer Science
(AREA)
Check Valves
(AREA)
Applications Or Details Of Rotary Compressors
(AREA)
JP4636476A1976-04-221976-04-22Check valve of discharge port for liquid-filled vaccum pump
GrantedJPS52129008A
(en)