IT1271634B - Motore idraulico a cilindri radiali a cilindrata variabile mediante attuatori separati e relative valvole di comando - Google Patents

Motore idraulico a cilindri radiali a cilindrata variabile mediante attuatori separati e relative valvole di comando

Info

Publication number
IT1271634B
IT1271634B ITMI940840A ITMI940840A IT1271634B IT 1271634 B IT1271634 B IT 1271634B IT MI940840 A ITMI940840 A IT MI940840A IT MI940840 A ITMI940840 A IT MI940840A IT 1271634 B IT1271634 B IT 1271634B
Authority
IT
Italy
Prior art keywords
hydraulic motor
control valves
variable displacement
related control
cylinder hydraulic
Prior art date
Application number
ITMI940840A
Other languages
English (en)
Inventor
Alessandro Breveglieri
Original Assignee
Riva Calzoni 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 Riva Calzoni Spa filed Critical Riva Calzoni Spa
Priority to ITMI940840A priority Critical patent/IT1271634B/it
Publication of ITMI940840A0 publication Critical patent/ITMI940840A0/it
Priority to DE69517751T priority patent/DE69517751T2/de
Priority to EP95200926A priority patent/EP0685647B1/en
Priority to AT95200926T priority patent/ATE194411T1/de
Publication of ITMI940840A1 publication Critical patent/ITMI940840A1/it
Application granted granted Critical
Publication of IT1271634B publication Critical patent/IT1271634B/it

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
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
    • F04B1/06—Control
    • F04B1/07—Control by varying the relative eccentricity between two members, e.g. a cam and a drive shaft
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
    • F03C1/00—Reciprocating-piston liquid engines
    • F03C1/02—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders
    • F03C1/04—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinders in star or fan arrangement
    • F03C1/0447—Controlling
    • F03C1/0457—Controlling by changing the effective piston stroke
    • F03C1/046—Controlling by changing the effective piston stroke by changing the excentricity of one element relative to another element
    • 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
    • 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
    • F04B49/12—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 varying the length of stroke of the working members
    • F04B49/123—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 varying the length of stroke of the working members by changing the eccentricity of one element relative to another element
    • F04B49/125—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 varying the length of stroke of the working members by changing the eccentricity of one element relative to another element by changing the eccentricity of the actuation means, e.g. cams or cranks, relative to the driving means, e.g. driving shafts

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Hydraulic Motors (AREA)
  • Valve Device For Special Equipments (AREA)
  • Vehicle Body Suspensions (AREA)
  • Reciprocating Pumps (AREA)
  • Braking Systems And Boosters (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
ITMI940840A 1994-04-29 1994-04-29 Motore idraulico a cilindri radiali a cilindrata variabile mediante attuatori separati e relative valvole di comando IT1271634B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
ITMI940840A IT1271634B (it) 1994-04-29 1994-04-29 Motore idraulico a cilindri radiali a cilindrata variabile mediante attuatori separati e relative valvole di comando
DE69517751T DE69517751T2 (de) 1994-04-29 1995-04-12 Hydraulischer Radialkolbenmotor mit veränderbarem Hubvolumen
EP95200926A EP0685647B1 (en) 1994-04-29 1995-04-12 Hydraulic radial piston motor with variable cylinder capacity
AT95200926T ATE194411T1 (de) 1994-04-29 1995-04-12 Hydraulischer radialkolbenmotor mit veränderbarem hubvolumen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI940840A IT1271634B (it) 1994-04-29 1994-04-29 Motore idraulico a cilindri radiali a cilindrata variabile mediante attuatori separati e relative valvole di comando

Publications (3)

Publication Number Publication Date
ITMI940840A0 ITMI940840A0 (it) 1994-04-29
ITMI940840A1 ITMI940840A1 (it) 1995-10-29
IT1271634B true IT1271634B (it) 1997-06-04

Family

ID=11368783

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI940840A IT1271634B (it) 1994-04-29 1994-04-29 Motore idraulico a cilindri radiali a cilindrata variabile mediante attuatori separati e relative valvole di comando

Country Status (4)

Country Link
EP (1) EP0685647B1 (it)
AT (1) ATE194411T1 (it)
DE (1) DE69517751T2 (it)
IT (1) IT1271634B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19635458A1 (de) * 1996-08-31 1998-03-05 Tiefbohrtechnik Gmbh Tbt Membranpumpe
ATE459801T1 (de) * 2006-04-20 2010-03-15 Sai Societa Apparecchiature Idrauliche Spa Hydraulikmotor mit radialen zylindern und stufenlos verstellbarer verdrängung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1385702A (en) * 1971-01-29 1975-02-26 Chamberlain Ind Ltd Hydraulic motors and the like
DE2654526C3 (de) * 1976-12-02 1982-09-30 G. Düsterloh GmbH, 4322 Sprockhövel Hydrostatische Radialkolbenmaschine
US4474104A (en) * 1983-04-11 1984-10-02 Double A Products Co. Control system for variable displacement pumps and motors
EP0342751B1 (en) * 1988-05-19 1993-03-31 Bruno Giamello Radial piston hydraulic motor of variable cylinder capacity

Also Published As

Publication number Publication date
DE69517751T2 (de) 2000-11-16
EP0685647A2 (en) 1995-12-06
EP0685647B1 (en) 2000-07-05
EP0685647A3 (en) 1996-02-21
ATE194411T1 (de) 2000-07-15
DE69517751D1 (de) 2000-08-10
ITMI940840A1 (it) 1995-10-29
ITMI940840A0 (it) 1994-04-29

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970429