IT1213730B - HYDRAULIC PUMP WITH DIFFERENT PISTON SUCTION-PRESSURE - Google Patents

HYDRAULIC PUMP WITH DIFFERENT PISTON SUCTION-PRESSURE

Info

Publication number
IT1213730B
IT1213730B IT8703702A IT370287A IT1213730B IT 1213730 B IT1213730 B IT 1213730B IT 8703702 A IT8703702 A IT 8703702A IT 370287 A IT370287 A IT 370287A IT 1213730 B IT1213730 B IT 1213730B
Authority
IT
Italy
Prior art keywords
pressure
hydraulic pump
different piston
piston suction
suction
Prior art date
Application number
IT8703702A
Other languages
Italian (it)
Other versions
IT8703702A0 (en
Inventor
Davide Trevisani
Original Assignee
Soilmec Spa
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 Soilmec Spa filed Critical Soilmec Spa
Priority to IT8703702A priority Critical patent/IT1213730B/en
Publication of IT8703702A0 publication Critical patent/IT8703702A0/en
Priority to EP88114447A priority patent/EP0317716B1/en
Priority to ES198888114447T priority patent/ES2027358T3/en
Priority to DE8888114447T priority patent/DE3866519D1/en
Application granted granted Critical
Publication of IT1213730B publication Critical patent/IT1213730B/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/10—Valves; Arrangement of valves
    • F04B53/109—Valves; Arrangement of valves inlet and outlet valve forming one unit
    • F04B53/1092—Valves; Arrangement of valves inlet and outlet valve forming one unit and one single element forming both the inlet and outlet closure member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B15/00—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts
    • F04B15/02—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being viscous or non-homogeneous
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/10—Valves; Arrangement of valves
    • F04B53/1097—Valves; Arrangement of valves with means for lifting the closure member for pump cleaning purposes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/14—Pistons, piston-rods or piston-rod connections
    • F04B53/144—Adaptation of piston-rods
    • F04B53/147—Mounting or detaching of piston rod
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/16—Casings; Cylinders; Cylinder liners or heads; Fluid connections
    • F04B53/162—Adaptations of cylinders
    • F04B53/166—Cylinder liners

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Mechanical Sealing (AREA)
  • Reciprocating Pumps (AREA)
IT8703702A 1987-11-23 1987-11-23 HYDRAULIC PUMP WITH DIFFERENT PISTON SUCTION-PRESSURE IT1213730B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT8703702A IT1213730B (en) 1987-11-23 1987-11-23 HYDRAULIC PUMP WITH DIFFERENT PISTON SUCTION-PRESSURE
EP88114447A EP0317716B1 (en) 1987-11-23 1988-09-05 Suction and force plunger pump
ES198888114447T ES2027358T3 (en) 1987-11-23 1988-09-05 IMPELLENT AND SUCTIONING PUMP.
DE8888114447T DE3866519D1 (en) 1987-11-23 1988-09-05 PUMP WITH SUCTION AND DISPLACEMENT PISTON.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8703702A IT1213730B (en) 1987-11-23 1987-11-23 HYDRAULIC PUMP WITH DIFFERENT PISTON SUCTION-PRESSURE

Publications (2)

Publication Number Publication Date
IT8703702A0 IT8703702A0 (en) 1987-11-23
IT1213730B true IT1213730B (en) 1989-12-29

Family

ID=11111453

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8703702A IT1213730B (en) 1987-11-23 1987-11-23 HYDRAULIC PUMP WITH DIFFERENT PISTON SUCTION-PRESSURE

Country Status (4)

Country Link
EP (1) EP0317716B1 (en)
DE (1) DE3866519D1 (en)
ES (1) ES2027358T3 (en)
IT (1) IT1213730B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1230274B (en) * 1989-06-14 1991-10-18 Vitali Spa CONTROL UNIT FOR PRESSES USED FOR THE EXTRACTION OF COCOA BUTTER, FROM COCOA PASTA.
DE4314132A1 (en) * 1993-05-02 1994-11-03 Friedrich Schwald Piston pump
GB2287758B (en) * 1994-03-19 1998-06-24 Hydrair Ltd Pumps for shear sensitive material
DE10125669B4 (en) * 2001-05-25 2006-04-27 Hammelmann Maschinenfabrik Gmbh Pump, in particular plunger pump
US8105055B2 (en) * 2009-06-18 2012-01-31 Fiac Tech Services, LLC Suction manifold mounting for a fluid end for a high-pressure pump
CN106321398A (en) * 2015-06-24 2017-01-11 韩文峰 Plunger pump used for conveying mixed liquid containing particles
CN107990022A (en) * 2017-12-08 2018-05-04 兰州理工大学 A kind of flat valve for plunger pump

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2131749A (en) * 1936-06-29 1938-10-04 Homestead Valve Mfg Co Pump
US2655870A (en) * 1947-10-22 1953-10-20 Union Steam Pump Company Reciprocating pump for food materials
US3679332A (en) * 1970-04-10 1972-07-25 Union Pump Co Reciprocating piston pump
US3819303A (en) * 1973-06-13 1974-06-25 Ecodyne Corp Relief-release pumps
US4500267A (en) * 1981-10-08 1985-02-19 Birdwell J C Mud pump

Also Published As

Publication number Publication date
DE3866519D1 (en) 1992-01-09
EP0317716A2 (en) 1989-05-31
EP0317716B1 (en) 1991-11-27
IT8703702A0 (en) 1987-11-23
EP0317716A3 (en) 1989-08-09
ES2027358T3 (en) 1992-06-01

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