WO2016124284A1 - Machine à plateau incliné - Google Patents

Machine à plateau incliné Download PDF

Info

Publication number
WO2016124284A1
WO2016124284A1 PCT/EP2015/079957 EP2015079957W WO2016124284A1 WO 2016124284 A1 WO2016124284 A1 WO 2016124284A1 EP 2015079957 W EP2015079957 W EP 2015079957W WO 2016124284 A1 WO2016124284 A1 WO 2016124284A1
Authority
WO
WIPO (PCT)
Prior art keywords
housing
plastic
bearing
injection molding
swashplate machine
Prior art date
Application number
PCT/EP2015/079957
Other languages
German (de)
English (en)
Inventor
Francois Brusset
Armin Merz
Original Assignee
Robert Bosch Gmbh
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 Robert Bosch Gmbh filed Critical Robert Bosch Gmbh
Publication of WO2016124284A1 publication Critical patent/WO2016124284A1/fr

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
    • F04B1/12—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
    • F04B1/2014—Details or component parts
    • 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
    • F04B1/2014—Details or component parts
    • F04B1/2064—Housings
    • 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

Definitions

  • the present invention relates to a swash plate machine according to the preamble of claim 1, a method for producing a
  • Swash plate machines serve as axial piston pumps for converting mechanical energy into hydraulic energy and as axial piston motor for converting hydraulic energy into mechanical energy.
  • Cylinder drum with piston bores is rotatably or rotatably mounted and pistons are arranged in the piston bores.
  • the cylinder drum is fixedly connected to a drive shaft and a hydraulic fluid acts temporarily on a first part of the rotating piston bores under high pressure and a hydraulic fluid acts temporarily on a second part of the rotating piston bores at low pressure.
  • a pivoting cradle is around one
  • Swivel axis mounted pivotably and on the pivoting cradle is on a retaining disc with sliding shoes.
  • the pistons are attached to the sliding shoes.
  • the retaining disk with the sliding shoes together with the cylinder drum performs a rotational movement about an axis of rotation and a flat bearing surface of the pivoting cradle is at an acute angle, for example between 0 ° and + 20 ° and between 0 ° and -20 ° as a swivel angle aligned with the axis of rotation of the cylinder drum.
  • the sliding blocks are mounted with a sliding bearing, which is generally hydrostatically relieved, on the support surface of the pivoting cradle and the sliding blocks are connected to the retaining disc.
  • the housing of the swash plate machine consists of a connection plate made of steel and outside the connection plate is the multi-part housing made of aluminum with wall thicknesses in the range of 6 to 7 mm.
  • the housing is thus expensive to manufacture in a disadvantageous manner, because expensive metallic material is used, which also has to be processed consuming for the necessary final complex shape. Furthermore, the metal housing has a low noise insulation.
  • EP 1 013 928 A2 shows an axial piston pump in a swashplate design with a driven circumferential and a plurality of piston bores having cylinder bores, wherein in each separated by webs piston bores are arranged linearly between a bottom dead center and a top dead center pistons and a low pressure connection kidney and a Hochdruckin kidney having control disk is provided.
  • the CH 405 934 shows a Schrägusionnaxialkolbenpumpe whose non-rotating cylinder block for varying the flow rate in dependence on the delivery pressure is longitudinally displaceable, wherein at the pressed by a spring in the direction of increasing the delivery cylinder block a
  • Control slide unit is attached with a spool.
  • DE 27 33 870 C2 shows a control device for a
  • Oblique disk axial piston pump on each side of the cradle for pivoting the swash plate, each a hydraulically acted upon
  • Swing wing acts on the engine, both motors are controllable by means of a pivotable about the pivot axis of the cradle arranged plate-shaped control valve spool and serve to adjust the flow rate of the pump.
  • Swash plate machine as axial piston pump and / or axial piston motor, comprising one rotatable about an axis of rotation or
  • the swash plate machine is thus inexpensive to manufacture, has a low weight and low noise emissions.
  • the housing is formed of at least 50 vol.%, 70 vol.% Or 80 vol.% Of plastic.
  • the housing made of plastic is in several parts, in particular in two parts, and / or the housing is a first
  • Housing part and a second housing part comprises and the first housing part is at least partially, in particular completely, made of plastic and the second housing part at least partially, in particular completely, from
  • the plastic of the housing is thermosetting and / or thermoplastic plastic. thermoset
  • Plastic has a high strength after hardening and is therefore particularly suitable as a material for the housing.
  • Plastic housing with at least one connecting element preferably a plurality of connecting elements, in particular screws or rivets, connected together. From a technical point of view is in
  • the housing of at least two separate, separately manufactured housing parts necessary. After the manufacture, in particular injection molding, the at least two housing parts are to be connected to each other.
  • the housing comprises a connection plate made of metal, in particular steel, and the connection plate is connected to the rest of the housing made of plastic.
  • connection plate is materially and / or positively connected to the rest of the plastic housing and / or the connection plate is connected during manufacture of the remaining plastic housing by injection molding during injection molding by means of encapsulation with the rest of the plastic housing.
  • the swash plate machine comprises a weighing storage with at least one fixed bearing element connected to the housing, in particular at least one bearing shell, and at least one movable, connected to the pivoting cradle
  • the bearing element can thus be inexpensively connected to the plastic housing.
  • Method according to the invention for producing a swashplate machine as an axial piston pump and / or axial piston motor comprising the steps of providing a cylinder drum having piston bores rotatable or rotatable about an axis of rotation, making it possible to move in the piston bores to be stored piston, for
  • a pivotable about a pivot axis to be stored pivoting cradle with a support surface for supporting the piston on the support surface provide a housing, mounting the cylinder drum, the piston, the drive shaft, the Swing cradle and the housing to the swash plate machine, wherein the housing is at least partially made of plastic available.
  • the housing is provided to the effect that the housing is made of at least 50 vol .-%, 70 vol .-% or 80 vol .-% of plastic and / or the housing is made available by the Housing, in particular housing parts of a multi-part housing, are produced by injection molding with at least one plastic injection mold and / or the housing made of thermosetting and / or thermoplastic material and / or made available and / or a first housing part at least partially, in particular completely, is made of plastic and / or made available and a second housing part at least partially, in particular completely, made of plastic and / or metal, in particular steel, and / or made available and preferably the second housing part with a connection plate made of metal, in particular steel, manufactured and / or available supply is provided.
  • the Housing in particular housing parts of a multi-part housing, are produced by injection molding with at least one plastic injection mold and / or the housing made of thermosetting and / or thermoplastic material and / or made available and / or a first housing part at least partially, in particular completely
  • Counter-connecting element connected to the plastic in particular by the connection plate and / or the at least one first bearing element and / or the at least one counter-connecting element is inserted into an injection mold and then the plastic is introduced into the injection mold and preferably then the introduced plastic is cured within the injection molding tool ,
  • the housing parts made of plastic
  • Housing parts with at least one connecting element preferably a plurality of connecting elements, in particular screws or rivets, connected together.
  • the housing parts are connected to each other by at least one screw is screwed in each case a counter-connecting element.
  • Drive train according to the invention for a motor vehicle comprising at least one swash plate machine for converting mechanical energy into hydraulic energy and vice versa, at least one pressure accumulator, wherein the swash plate machine as one in this patent application
  • the drive train comprises two swash plate machines, which are hydraulically connected to each other and act as a hydraulic transmission and / or the drive train comprises two pressure accumulator as
  • the swash plate machine comprises a weighing storage for the pivoting cradle.
  • the swash plate machine comprises at least one
  • Swivel device for pivoting the swivel cradle.
  • the swash plate machine comprises a
  • Low-pressure opening for introducing and / or discharging hydraulic fluid into and / or out of the rotating piston bores.
  • the swash plate machine includes a high pressure port for discharging and / or introducing hydraulic fluid from and / or into the rotating piston bores.
  • FIG. 1 shows a longitudinal section of a swash plate machine in a first embodiment
  • Fig. 2 shows a cross section AA of FIG. 1 a valve disc of
  • Fig. 3 shows two perspective views of a first housing part
  • FIG. 4 shows a perspective view of the swash plate machine according to FIG. 1 with the first housing part and a second housing part, which are connected to one another by means of connecting elements as screws,
  • FIG. 5 is a partial section through the first and second housing part in the region of the screw of the swash plate machine of FIG. 1,
  • FIG. 6 shows a partial section through the second housing part in the region of a
  • Fig. 7 is a longitudinal section of the swash plate machine in a second
  • FIG. 8 shows a partial section through the first and second housing part in the region of the screw of the swash plate machine according to FIG. 7 and FIG.
  • a swashplate machine 1 shown in a longitudinal section in FIG. 1 serves as axial piston pump 2 for conversion or conversion of mechanical energy (torque, speed) into hydraulic energy (volume flow, pressure) or as axial piston motor 3 for conversion or conversion of hydraulic energy (volume flow, pressure ) into mechanical energy (torque,
  • a drive shaft 9 is by means of a bearing 10 in the region of an opening 63 on a multi-part housing 4 and with a further bearing 10 on the housing 4 of the swash plate machine 1 about a rotation axis eighth rotatably or rotatably mounted (Fig. 1).
  • the storage 10 comprises a
  • the outer bearing ring 76 is fixed to the housing 4.
  • the drive shaft 9 is a cylinder drum 5 rotatably and connected in the axial direction, wherein the drive shaft 9 and the cylinder drum 5 are formed in two parts and the boundary between the drive shaft 9 and the cylinder barrel 5 in Fig. 1 is shown by dashed lines.
  • the cylinder drum 5 carries out the rotational movement of the drive shaft 9 with due to a rotationally fixed connection.
  • a plurality of piston bores 6 with an arbitrary cross section, for example square or circular, incorporated.
  • the longitudinal axes of the piston bores 6 are in the
  • each have a piston 7 is movably mounted.
  • a pivoting cradle 14 is mounted pivotably about a pivot axis 15 on the housing 4.
  • the pivot axis 15 is aligned perpendicular to the plane of Fig. 1 and parallel to the plane of Fig. 2.
  • the axis of rotation 8 of the cylinder drum 5 is arranged parallel to and in the plane of the drawing of FIG. 1 and perpendicular to the plane of the drawing of FIG. 2.
  • the housing 4 is liquid-tightly bounded by an interior space 44 which is filled with hydraulic fluid.
  • the pivoting cradle 14 has a flat or planar support surface 18 for the indirect support of a retaining disk 37 and for the direct support of sliding shoes 39.
  • the retaining disc 37 is provided with a plurality of sliding shoes 39 and each shoe 39 is in each case one
  • the sliding block 39 has a bearing ball 40 (FIG. 1), which is fastened in a bearing socket 59 on the piston 7, so that a piston connection point 22 between the bearing ball 40 and the bearing socket 59 is formed on the piston 7.
  • Bearing ball 40 and bearing cup 59 are both complementary or spherical, so characterized in a corresponding possibility of movement between the bearing ball 40 and the bearing cup 59 to the piston 7, a permanent connection between the piston 7 and the shoe 39 is present. Due to the connection of the piston 7 with the rotating cylinder drum 5 and the connection of the bearing cups 59 with the
  • Pressing force on the support surface 18 is pressed.
  • the pivoting cradle 14 is - as already mentioned - pivotally mounted about the pivot axis 15 and further comprises an opening 42 (Fig. 1) for
  • a weighing storage 20 is formed on the housing 4.
  • two bearing sections are formed as two counter bearing elements 23 on the pivoting cradle 14.
  • the abutment elements 23 may also be formed integrally with the rest of the pivoting cradle 14.
  • the two bearing sections of the pivoting cradle 14 rest on the two bearing elements 17 as bearing shells 21.
  • the two bearing elements 17 form the weighing storage 20.
  • the pivoting cradle 14 is thus by means of a sliding bearing on the
  • the support surface 18 according to the sectional formation in Fig. 1 has a pivot angle ⁇ of approximately + 20 °.
  • the pivot angle ⁇ is between a fictitious plane perpendicular to the axis of rotation 8 and one of the flat bearing surface 18 of
  • the pivoting cradle 14 can be pivoted between two pivoting angles ⁇ between + 20 ° and -20 ° by means of two pivoting devices 24.
  • the first and second pivoting means 25, 26 as pivoting means 24 has a connection point 32 between the pivoting device 24 and the pivoting cradle 14.
  • the two pivoting devices 24 each have an adjusting piston 29, which is movably mounted in an adjusting cylinder 30.
  • the adjusting piston 29 or an axis of the adjusting cylinder 30 is aligned substantially parallel to the axis of rotation 8 of the cylinder drum 5.
  • Adjusting piston 29 has this a bearing cup 31, in which a
  • Bearing ball 19 is mounted.
  • FIG. 1 (Fig. 1 to 2) of the pivoting cradle 14 is present.
  • the first and second Pivoting device 25, 26 is thus connected to a respective pivot ball 19 on a respective pivot arm 16 with the pivoting cradle 14.
  • the pivoting cradle 14 can be pivoted about the pivot axis 15, as a result Adjustment piston 29 to the open valve 27, 28 with a hydraulic fluid under pressure in the adjusting cylinder 30, a force is applied.
  • a valve disk 1 1 is located on the end of the cylinder drum 5 shown on the right in FIG. 1, with a kidney-shaped high-pressure opening 12 and a kidney-shaped
  • the piston bores 6 of the rotating cylinder drum 5 are thus fluidly connected in an arrangement on the high-pressure opening 12 with the high-pressure opening 12 and in an arrangement on the
  • Low-pressure port 13 fluidly connected to the low pressure port 13. At a swivel angle ⁇ of 0 ° and during operation of the
  • Axial piston motor 3 have the piston bores 6, which are temporarily in fluid-conducting connection with the high-pressure opening 12, have a greater pressure on hydraulic fluid than the piston bores 6, which are temporarily in fluid-conducting connection with the low-pressure opening 13.
  • An axial end 66 of the cylinder drum 5 rests on the valve disc 1 1.
  • the opening 63 is formed with the bearing 10 and a second side 65 has a recess for supporting the drive shaft 9 with another
  • the housing 4 also includes a second housing part 34 with the second side 65.
  • the second housing part 34 comprises a
  • connection plate 68 made of steel and outside the connection plate 68, the second housing part 34 is formed of plastic.
  • the cylinder drum 5 is of a central spring, not shown, at the axial end 66 on the
  • Valve disc 1 1 pressed.
  • the valve disc 1 1 is attached to the connection plate 68.
  • the retaining disc 37 is formed annularly as a flat disc and thus has an opening 38 for the passage of the drive shaft 9.
  • Restraining disc 37 has eight holes within which the shoes
  • the retaining disc 37 and the sliding shoes 39 are formed in several parts.
  • the number of holes corresponds to the number of sliding shoes 39 and piston 7 and in each bore a sliding shoe 39 is attached.
  • the retaining disc 37 is not directly on the support surface 18.
  • the pistons 7 are indirectly on the support surface 18 by means of
  • the two-part housing 4 comprises the first housing part 33 and the second
  • the first housing part 33 is in
  • thermosetting plastic 75 and the second housing part 34 has a connection plate 68 made of steel and outside the connection plate 68 made of steel, the second housing part 34 is also completely made of thermoset plastic 75.
  • the two housing parts 33, 34 are by injection molding of thermosetting plastic 75th produced.
  • the connection plate 68 is inserted before the injection molding in a syringe tool (not shown) for the second housing part 34 and then the thermoset plastic 75 is introduced into the injection mold, so that thereby the connection plate 68 is materially connected to the plastic 75.
  • Forming elements 72 for example in the form of a bridge 73 and an L-shaped rod 74, are also formed on the connection plate 68, so that the connection plate 68 additionally has a positive fit with the remaining second housing part 34 made of duroplastic material after curing of the thermosetting plastic 75 Plastic 75 is connected.
  • Connection plate 68 is made of steel, because in the connection plate 68 Hydraulic channels 69 are incorporated for conducting hydraulic fluid under high or low pressure.
  • the hydraulic fluid under high pressure for example, has a pressure of 400 bar, so that the steel material is necessary and plastic could not withstand the forces occurring at high pressures.
  • Hydraulic channels 69 to the high and low pressure ports 12, 13 and the
  • Pivoting means 24 are on the outside of the connection plate 68th
  • hydraulic interfaces 70 preferably bayonet or
  • Screw 71 formed on which a line or a hose (not shown) can be connected for hydraulic fluid.
  • the pivoting cradle 14 is - as already described above - with a
  • the two bearing shells 21 are materially and preferably also positively connected by means not shown positive-locking elements 72 with the first housing part 33 made of plastic.
  • the first housing part 33 made of plastic two bearing shells 21 in the
  • the bearing 10 for the drive shaft 9 comprises the outer bearing ring 76, the inner bearing ring 77 and rolling elements 78 made of steel.
  • the outer bearing ring 76 is attached to the first housing part 33 in an analogous manner as the two bearing shells 21 during injection molding on the first housing part 33 of thermosetting plastic 75, preferably also with at least one positive-locking element 72nd
  • the two housing parts 33, 34 are connected by means of several connecting elements 35 as screws 36 during assembly of the swash plate machine 1.
  • through holes 79 are formed on the first housing part 33 for one each
  • Screw 36 ( Figure 5). On the second housing part 34 are blind holes 80 for each a screw 36 is formed. In the blind holes 80 are
  • the counter-connecting elements 43 are connected in the injection molding of the second housing part 34 analogous to the terminal plate 68 with the plastic of the second housing part 34 by the discs 61 before the
  • Injection molding of the second housing part 34 are inserted into the injection molding tool.
  • the screws 36 have a self-tapping external thread 62.
  • the screws 36 are inserted into the through holes 79 after the juxtaposition of the two housing parts 33, 34, and then with the
  • FIG. 7 and 8 is a second embodiment of the swash plate machine
  • the second housing part 34 is formed entirely of steel, so that only the first housing part 33 made of plastic 75 is formed on the housing 4. An encapsulation of the
  • connection plate 68 is thus not required.
  • the second housing part 34 is also outside the connection plate 68 made of steel.
  • the blind holes 80 on the second housing part 34 made of steel have an internal thread 67.
  • Internal thread 67 is incorporated before screwing the screw 36 into the blind hole 80 or by the self-tapping external thread 62 of the screw 36, the internal thread 67 is cut into the blind hole 80.
  • the second embodiment corresponds to the first embodiment described above.
  • FIG. 9 shows a drive train 45 according to the invention.
  • Drive train 45 has an internal combustion engine 46, which drives a planetary gear 48 by means of a shaft 47.
  • Planetary gear 48 two shafts 47 are driven, wherein a first shaft 47 is connected to a clutch 49 with a differential gear 56.
  • a second or other shaft, which is driven by the planetary gear 48 drives a first swash plate machine 50 through a clutch 49 and the first swash plate machine 50 by means of two hydraulic lines 52 with a second Schraginmaschine 51 hydraulically connected.
  • the first and second chafing machine 50, 51 thereby form a hydraulic transmission 60 and of the second Schraginfusednmaschine 51 can be driven by means of a shaft 47 and the differential gear 56.
  • Differential gear 56 drives the wheels 57 with the wheel shafts 58.
  • the drive train 45 has two pressure accumulators 53 as a high-pressure accumulator 54 and as a low-pressure accumulator 55.
  • the two accumulators 53 are hydraulically connected by means not shown hydraulic lines with the two swash plate machines 50, 51, so that thereby mechanical energy of the engine 46 in the high-pressure accumulator 54 can be stored hydraulically and also in a recuperation of a motor vehicle with the drive train 45 also kinetic energy of the motor vehicle in the high-pressure accumulator 54 can be stored hydraulically.
  • the differential gear 56 can additionally be driven with a swash plate machine 50, 51.
  • the housing 4 with a complex shape can be inexpensively made essentially of plastic by means of injection molding without a costly post-processing after injection molding is necessary.
  • Thermoset plastic 75 generally has a higher strength than thermoplastic, so that as a rule thermoset plastic for the production of the housing parts 33, 34 is used.
  • the required static strength of the housing 4 can be achieved with wall thicknesses in the range of 10 to 12 mm, locally possibly 20 mm.
  • the plastic 75 advantageously has a good noise insulation, so that of the swash plate machine 1 low air and

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)

Abstract

Machine à plateau incliné (1) en tant que pompe à pistons axiaux (2) et/ou moteur à pistons axiaux (3), qui comporte un barillet (5) monté rotatif autour d'un axe de rotation (8) et pourvu d'alésages pour pistons (6), des pistons (7) montés coulissants dans les alésages pour pistons (6), un arbre d'entraînement (9) relié au moins solidaire en rotation avec le barillet (5) et monté rotatif autour de l'axe de rotation (8), un plateau inclinable (14) monté pivotant autour d'un axe de pivotement (15) et pourvu d'une surface d'appui (18) pour l'appui des pistons (7) sur ladite surface d'appui (18), et un boîtier (4) au moins partiellement réalisé en plastique.
PCT/EP2015/079957 2015-02-03 2015-12-16 Machine à plateau incliné WO2016124284A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102015201841.5A DE102015201841A1 (de) 2015-02-03 2015-02-03 Schrägscheibenmaschine
DE102015201841.5 2015-02-03

Publications (1)

Publication Number Publication Date
WO2016124284A1 true WO2016124284A1 (fr) 2016-08-11

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Application Number Title Priority Date Filing Date
PCT/EP2015/079957 WO2016124284A1 (fr) 2015-02-03 2015-12-16 Machine à plateau incliné

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DE (1) DE102015201841A1 (fr)
WO (1) WO2016124284A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019210810A1 (de) * 2019-07-22 2021-01-28 Continental Teves Ag & Co. Ohg Druckmittelfördereinrichtung mit einem Kunststoffgehäuse aus Duroplast

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2705746A1 (de) * 1976-02-17 1977-08-25 Teleflex Inc Axialkolbenpumpe
DE102010033483A1 (de) * 2010-08-05 2012-02-09 Schaeffler Technologies Gmbh & Co. Kg Kolbenmaschine mit wenigstens einem Kunststoffkolben
WO2014032849A1 (fr) * 2012-08-28 2014-03-06 Robert Bosch Gmbh Moteur à disque en nutation
WO2014187608A1 (fr) * 2013-05-22 2014-11-27 Robert Bosch Gmbh Machine à plateau incliné

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH405934A (de) 1962-07-26 1966-01-15 Weatherhead Co Schrägscheiben-Axialkolbenpumpe
US4076459A (en) 1976-09-14 1978-02-28 Abex Corporation Horsepower limiter control for a variable displacement pump
EP1013928A3 (fr) 1998-12-22 2000-11-08 Parker Hannifin GmbH Pompe à pistons axiaux à plateau en biais avec disposif d'amortissement de pulsation

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2705746A1 (de) * 1976-02-17 1977-08-25 Teleflex Inc Axialkolbenpumpe
DE102010033483A1 (de) * 2010-08-05 2012-02-09 Schaeffler Technologies Gmbh & Co. Kg Kolbenmaschine mit wenigstens einem Kunststoffkolben
WO2014032849A1 (fr) * 2012-08-28 2014-03-06 Robert Bosch Gmbh Moteur à disque en nutation
WO2014187608A1 (fr) * 2013-05-22 2014-11-27 Robert Bosch Gmbh Machine à plateau incliné

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