FR1505892A - Perfectionnement aux pompes rotatives, à débit variable, à vitesse constante et à déplacement positif - Google Patents

Perfectionnement aux pompes rotatives, à débit variable, à vitesse constante et à déplacement positif

Info

Publication number
FR1505892A
FR1505892A FR88227A FR88227A FR1505892A FR 1505892 A FR1505892 A FR 1505892A FR 88227 A FR88227 A FR 88227A FR 88227 A FR88227 A FR 88227A FR 1505892 A FR1505892 A FR 1505892A
Authority
FR
France
Prior art keywords
rotary
development
constant speed
positive displacement
variable flow
Prior art date
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.)
Expired
Application number
FR88227A
Other languages
English (en)
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.)
Stothert and Pitt Ltd
Original Assignee
Stothert and Pitt Ltd
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 Stothert and Pitt Ltd filed Critical Stothert and Pitt Ltd
Application granted granted Critical
Publication of FR1505892A publication Critical patent/FR1505892A/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • 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
    • F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
    • F04C14/10—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by changing the positions of the inlet or outlet openings with respect to the working chamber
    • F04C14/12—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by changing the positions of the inlet or outlet openings with respect to the working chamber using sliding valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • 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
    • F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
    • F04C14/24—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves
    • F04C14/26—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by using valves controlling pressure or flow rate, e.g. discharge valves or unloading valves using bypass channels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • 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
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C2/14—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
    • F04C2/16—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Reciprocating Pumps (AREA)
  • Details Of Reciprocating Pumps (AREA)
FR88227A 1965-12-21 1966-12-20 Perfectionnement aux pompes rotatives, à débit variable, à vitesse constante et à déplacement positif Expired FR1505892A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5407865A GB1065000A (en) 1965-12-21 1965-12-21 An improved meshing screw pump

Publications (1)

Publication Number Publication Date
FR1505892A true FR1505892A (fr) 1967-12-15

Family

ID=10469849

Family Applications (1)

Application Number Title Priority Date Filing Date
FR88227A Expired FR1505892A (fr) 1965-12-21 1966-12-20 Perfectionnement aux pompes rotatives, à débit variable, à vitesse constante et à déplacement positif

Country Status (3)

Country Link
DE (1) DE1553214C3 (fr)
FR (1) FR1505892A (fr)
GB (1) GB1065000A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2656383A1 (fr) * 1989-12-27 1991-06-28 Leau Yves Procede de pompage de liquide et son application pour nettoyeur haute pression.

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH635403A5 (de) * 1978-09-20 1983-03-31 Edouard Klaey Schraubenspindelmaschine.
GB2165890B (en) * 1984-10-24 1988-08-17 Stothert & Pitt Plc Improvements in pumps
DE3634512C1 (en) * 1986-10-07 1988-04-21 Mannesmann Ag Controllable rotary screw compressor
DK1247984T3 (da) 2001-04-03 2004-10-04 Cfs Slagelse As Skruetransportör til transport af strömningsdygtige materialer og/eller klumper af materiale
GB0525378D0 (en) * 2005-12-13 2006-01-18 Boc Group Plc Screw Pump

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2656383A1 (fr) * 1989-12-27 1991-06-28 Leau Yves Procede de pompage de liquide et son application pour nettoyeur haute pression.

Also Published As

Publication number Publication date
GB1065000A (en) 1967-04-12
DE1553214A1 (de) 1971-04-01
DE1553214B2 (de) 1974-03-07
DE1553214C3 (de) 1974-10-10

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