IT1040917B - IMPROVEMENT IN AXIAL PLUNGER PUMPS - Google Patents
IMPROVEMENT IN AXIAL PLUNGER PUMPSInfo
- Publication number
- IT1040917B IT1040917B IT50460/75A IT5046075A IT1040917B IT 1040917 B IT1040917 B IT 1040917B IT 50460/75 A IT50460/75 A IT 50460/75A IT 5046075 A IT5046075 A IT 5046075A IT 1040917 B IT1040917 B IT 1040917B
- Authority
- IT
- Italy
- Prior art keywords
- improvement
- axial plunger
- plunger pumps
- pumps
- axial
- Prior art date
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
- F04B23/00—Pumping installations or systems
- F04B23/04—Combinations of two or more pumps
- F04B23/08—Combinations of two or more pumps the pumps being of different types
- F04B23/10—Combinations of two or more pumps the pumps being of different types at least one pump being of the reciprocating positive-displacement type
- F04B23/106—Combinations of two or more pumps the pumps being of different types at least one pump being of the reciprocating positive-displacement type being an axial piston pump
-
- 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
- F04B1/12—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis
- F04B1/20—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinder axes coaxial with, or parallel or inclined to, main shaft axis having rotary cylinder block
- F04B1/2007—Arrangements for pressing the cylinder barrel against the valve plate, e.g. by fluid pressure
-
- 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
- F04C15/0061—Means for transmitting movement from the prime mover to driven parts of the pump, e.g. clutches, couplings, transmissions
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Reciprocating Pumps (AREA)
- Hydraulic Motors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US494696A US3904318A (en) | 1974-08-02 | 1974-08-02 | Fluid energy translating device |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1040917B true IT1040917B (en) | 1979-12-20 |
Family
ID=23965580
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT50460/75A IT1040917B (en) | 1974-08-02 | 1975-07-10 | IMPROVEMENT IN AXIAL PLUNGER PUMPS |
Country Status (7)
Country | Link |
---|---|
US (1) | US3904318A (en) |
JP (2) | JPS5138102A (en) |
CA (1) | CA1020809A (en) |
DE (1) | DE2534539B2 (en) |
FR (1) | FR2280805A1 (en) |
GB (1) | GB1510998A (en) |
IT (1) | IT1040917B (en) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4111103A (en) * | 1977-02-14 | 1978-09-05 | Commercial Shearing, Inc. | Thrust rings for swash plate pumps and motors |
US4336003A (en) * | 1980-08-11 | 1982-06-22 | Abex Corporation | Crane swing control |
US4550645A (en) * | 1984-04-27 | 1985-11-05 | Sundstrand Corporation | Thin valve plate for a hydraulic unit |
DD245011B1 (en) * | 1985-12-23 | 1989-07-19 | Karl Marx Stadt Ind Werke | HYDROSTATIC AXIAL PISTON MACHINE |
GB9124446D0 (en) * | 1991-11-18 | 1992-01-08 | Hobourn Eng Ltd | Rotary assemblies |
DE4225380B4 (en) * | 1992-07-31 | 2004-07-15 | Linde Ag | Hydrostatic unit with a main pump and a secondary pump |
US5326232A (en) * | 1993-04-20 | 1994-07-05 | General Motors Corporation | Two stage pump assembly with mechanical disconnect |
KR970007657B1 (en) * | 1994-03-16 | 1997-05-15 | 가부시끼가이샤 도요다 지도쇽끼 세이사꾸쇼 | Clutchless variable displacement type compressor |
US6289878B1 (en) | 1999-07-15 | 2001-09-18 | Caterpillar Inc. | Engine having multiple pumps driven by a single shaft |
US6682315B2 (en) * | 2001-11-28 | 2004-01-27 | Caterpillar Inc | Axial piston pump barrel with a cast high pressure collection cavity |
DE102006058355A1 (en) * | 2006-03-10 | 2007-09-13 | Brueninghaus Hydromatik Gmbh | Combi pump housing for several nominal sizes |
DE102007032103B4 (en) * | 2007-05-16 | 2022-02-24 | Robert Bosch Gmbh | Pump unit with a main pump and a charging pump with an adjustable delivery volume |
DE102015101655B3 (en) * | 2015-02-05 | 2016-01-21 | I.S.T. Industrie Service Technologie Beratungs- Und Beteiligungsgesellschaft Mbh | Piggable piston pump |
US11236736B2 (en) * | 2019-09-27 | 2022-02-01 | Honeywell International Inc. | Axial piston pump with port plate having balance feed aperture relief feature |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1486836A (en) * | 1923-04-28 | 1924-03-11 | Hill Compressor & Pump Company | Rotary-pump pressure control |
US2484337A (en) * | 1943-05-01 | 1949-10-11 | Oilgear Co | Hydrodynamic machine |
US2495685A (en) * | 1945-06-08 | 1950-01-31 | Beaman Bernard | Two-stage hydraulic pressure pump |
US2604047A (en) * | 1945-09-19 | 1952-07-22 | Hulman | Two-stage hydraulic pressure pump |
US2945449A (en) * | 1954-06-03 | 1960-07-19 | Bendix Aviat Corp | Hydraulic control pump |
US3160109A (en) * | 1961-05-18 | 1964-12-08 | William L Kline | Hydraulic unit |
US3188972A (en) * | 1963-03-04 | 1965-06-15 | Thoma Jean Ulrich | Axial piston hydraulic unit |
-
1974
- 1974-08-02 US US494696A patent/US3904318A/en not_active Expired - Lifetime
-
1975
- 1975-06-20 CA CA229,858A patent/CA1020809A/en not_active Expired
- 1975-06-24 GB GB26778/75A patent/GB1510998A/en not_active Expired
- 1975-07-10 IT IT50460/75A patent/IT1040917B/en active
- 1975-07-18 FR FR7522598A patent/FR2280805A1/en active Granted
- 1975-07-23 JP JP50089997A patent/JPS5138102A/ja active Pending
- 1975-08-01 DE DE19752534539 patent/DE2534539B2/en active Granted
-
1980
- 1980-12-30 JP JP1980191707U patent/JPS56149078U/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US3904318A (en) | 1975-09-09 |
FR2280805B1 (en) | 1980-04-18 |
DE2534539A1 (en) | 1976-02-12 |
CA1020809A (en) | 1977-11-15 |
JPS56149078U (en) | 1981-11-09 |
GB1510998A (en) | 1978-05-17 |
DE2534539C3 (en) | 1978-10-19 |
FR2280805A1 (en) | 1976-02-27 |
DE2534539B2 (en) | 1978-02-16 |
JPS5138102A (en) | 1976-03-30 |
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