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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Quiri & Cie Usines
Original Assignee
Quiri & Cie Usines
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 filed by Quiri & Cie UsinesfiledCriticalQuiri & Cie Usines
Priority to FR7401508ApriorityCriticalpatent/FR2257029A1/fr
Publication of FR2257029A1publicationCriticalpatent/FR2257029A1/fr
Application grantedgrantedCritical
Publication of FR2257029B1publicationCriticalpatent/FR2257029B1/fr
F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
F04B49/22—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by means of valves
F04B49/24—Bypassing
F04B49/243—Bypassing by keeping open the inlet valve
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
General Engineering & Computer Science
(AREA)
Compressor
(AREA)
FR7401508A1974-01-091974-01-09Piston type refrigerator compressor - has pressure regulating springs between cover and valve inside piston chamber
GrantedFR2257029A1
(en)