IT1128665B - Perfezionamento nei motori idraulici - Google Patents
Perfezionamento nei motori idrauliciInfo
- Publication number
- IT1128665B IT1128665B IT49363/80A IT4936380A IT1128665B IT 1128665 B IT1128665 B IT 1128665B IT 49363/80 A IT49363/80 A IT 49363/80A IT 4936380 A IT4936380 A IT 4936380A IT 1128665 B IT1128665 B IT 1128665B
- Authority
- IT
- Italy
- Prior art keywords
- improvement
- hydraulic motors
- motors
- hydraulic
- Prior art date
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
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/0057—Driving elements, brakes, couplings, transmission specially adapted for machines or pumps
- F04C15/0084—Brakes, braking assemblies
-
- 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
- F03C1/045—Controlling by using a valve in a system with several pump or motor chambers, wherein the flow path through the chambers can be changed, e.g. series-parallel
-
- 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
- F03C1/047—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinders in star or fan arrangement the pistons co-operating with an actuated element at the outer ends of the cylinders
- F03C1/0474—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinders in star or fan arrangement the pistons co-operating with an actuated element at the outer ends of the cylinders with two or more radial piston/cylinder units in series
- F03C1/0476—Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders with cylinders in star or fan arrangement the pistons co-operating with an actuated element at the outer ends of the cylinders with two or more radial piston/cylinder units in series directly located side by side
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Hydraulic Motors (AREA)
- Reciprocating Pumps (AREA)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI792406A FI64840C (fi) | 1979-08-01 | 1979-08-01 | Hydraulisk motor |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8049363A0 IT8049363A0 (it) | 1980-07-28 |
IT1128665B true IT1128665B (it) | 1986-06-04 |
Family
ID=8512805
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT49363/80A IT1128665B (it) | 1979-08-01 | 1980-07-28 | Perfezionamento nei motori idraulici |
Country Status (10)
Country | Link |
---|---|
US (1) | US4398450A (it) |
JP (1) | JPS5660868A (it) |
CA (1) | CA1170906A (it) |
DE (1) | DE3029116A1 (it) |
FI (1) | FI64840C (it) |
FR (1) | FR2462582A1 (it) |
GB (1) | GB2055987B (it) |
IT (1) | IT1128665B (it) |
NL (1) | NL8004408A (it) |
SE (1) | SE8005450L (it) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2481755A1 (fr) * | 1980-04-30 | 1981-11-06 | Poclain Hydraulics Sa | Moteur a fluide sous pression muni d'un dispositif de selection de sa vitesse de rotation |
JPS5924992A (ja) * | 1982-07-28 | 1984-02-08 | 株式会社島津製作所 | ブレ−キ付原動装置 |
AU566382B2 (en) * | 1982-12-24 | 1987-10-15 | Renold Plc | Cam driven piston pump with variable capacity control |
JPS60222602A (ja) * | 1984-04-20 | 1985-11-07 | Toshiba Mach Co Ltd | マルチ形油圧モ−タの速度−トルク切換油圧回路 |
FR2611816B1 (fr) * | 1987-02-25 | 1989-07-13 | Poclain Hydraulics Sa | Mecanisme a fluide sous pression, moteur ou pompe, a plusieurs cylindrees |
FR2710111B1 (fr) * | 1993-09-15 | 1995-12-01 | Poclain Hydraulics Sa | Moteur hydraulique muni d'un dispositif de sélection de sa cylindrée active. |
FI104014B1 (fi) * | 1994-05-18 | 1999-10-29 | Valmet Voimansiirto Oy | Radiaalimäntähydraulimoottori ja menetelmä radiaalihydraulimoottorin säätämiseksi |
JP4143841B2 (ja) * | 2003-09-18 | 2008-09-03 | 株式会社アドヴィックス | ピストンポンプ |
WO2005121020A2 (en) * | 2004-06-03 | 2005-12-22 | Rogers Charles J | Low temperature methods for hydrogen production |
US8052401B2 (en) * | 2005-10-11 | 2011-11-08 | Parker-Hannifin Corporation | Double-acting radial piston hydraulic apparatus |
FR2940671B1 (fr) | 2008-12-31 | 2011-04-22 | Poclain Hydraulics Ind | Circuit de transmission hydraulique |
WO2018090159A1 (zh) * | 2016-11-18 | 2018-05-24 | 秦皇岛正时乐液压设备有限公司 | 一种壳体旋转输出扭矩的内曲线低速大扭矩液压马达 |
EP4102051A1 (en) * | 2021-06-07 | 2022-12-14 | Robert Bosch GmbH | Multi piston machine with at least three switchable displacement volumes |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1998004A (en) * | 1930-05-23 | 1935-04-16 | Cincinnati Milling Machine Co | Differential hydraulic speed gear |
US2163080A (en) * | 1935-07-16 | 1939-06-20 | Elek K Benedek | Multistage pump or motor |
US2503614A (en) * | 1944-03-25 | 1950-04-11 | Eynard Elysee | Hydraulic pump |
DE888206C (de) * | 1951-03-01 | 1953-08-31 | Eduard Dr-Ing Woydt | Fluessigkeitspumpe oder -motor mit im Kreise angeordneten Zylindern |
DE951414C (de) * | 1953-10-08 | 1956-10-25 | Eduard Woydt Dr Ing | Fluessigkeitspumpe oder -motor |
US3150603A (en) * | 1962-04-30 | 1964-09-29 | Donald L Yarger | Fluid pump or motor |
FR1411047A (fr) * | 1964-06-03 | 1965-09-17 | Poclain Sa | Dispositif de changement de vitesses pour moteur hydraulique à plusieurs groupes de cylindres |
US3583286A (en) * | 1967-11-21 | 1971-06-08 | Consiglio Nazionale Ricerche | Improvements in radial-type hydraulic machines |
GB1322891A (en) * | 1969-05-12 | 1973-07-11 | Self Changing Gears Ltd | Hydrostatic motor or pump |
DE2108946A1 (de) * | 1970-03-23 | 1971-10-14 | A/S Bergens Mekaniske Verksteder, Bergen (Norwegen) | Verdrängungsmaschine derjenigen Art, wobei mehrere Kolben in Zylindern in einem Gehäuse vorgesehen sind |
GB1352514A (en) * | 1970-03-23 | 1974-05-08 | Self Changing Gears Ltd | Hydrostatic motors or pumps |
AU470474B2 (en) * | 1971-12-09 | 1976-03-18 | Renold Limited | Improvements relating to hydraulic motors and to driving systems employing same |
AR208165A1 (es) * | 1971-12-09 | 1976-12-09 | Renold Ltd | Un motor hidraulico |
DE2452725A1 (de) * | 1974-11-06 | 1976-05-20 | Pleiger Maschf Paul | Radialkolbenmotor |
GB2044348B (en) * | 1979-03-01 | 1983-01-06 | Poclain Hydralics | Fluid mechanism with axially movable valve-seat |
-
1979
- 1979-08-01 FI FI792406A patent/FI64840C/fi not_active IP Right Cessation
-
1980
- 1980-07-25 GB GB8024519A patent/GB2055987B/en not_active Expired
- 1980-07-28 IT IT49363/80A patent/IT1128665B/it active
- 1980-07-29 SE SE8005450A patent/SE8005450L/ not_active Application Discontinuation
- 1980-07-30 US US06/173,731 patent/US4398450A/en not_active Expired - Lifetime
- 1980-07-31 JP JP10580380A patent/JPS5660868A/ja active Pending
- 1980-07-31 NL NL8004408A patent/NL8004408A/nl not_active Application Discontinuation
- 1980-07-31 FR FR8016886A patent/FR2462582A1/fr active Granted
- 1980-07-31 DE DE19803029116 patent/DE3029116A1/de not_active Withdrawn
- 1980-07-31 CA CA000357431A patent/CA1170906A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CA1170906A (en) | 1984-07-17 |
GB2055987A (en) | 1981-03-11 |
IT8049363A0 (it) | 1980-07-28 |
FR2462582A1 (fr) | 1981-02-13 |
NL8004408A (nl) | 1981-02-03 |
US4398450A (en) | 1983-08-16 |
SE8005450L (sv) | 1981-02-02 |
FI64840B (fi) | 1983-09-30 |
DE3029116A1 (de) | 1981-02-26 |
FI792406A (fi) | 1981-02-02 |
FI64840C (fi) | 1984-01-10 |
FR2462582B1 (it) | 1985-04-12 |
JPS5660868A (en) | 1981-05-26 |
GB2055987B (en) | 1983-06-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19940728 |