WO2022200066A1 - Palier à patins oscillants - Google Patents

Palier à patins oscillants Download PDF

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Publication number
WO2022200066A1
WO2022200066A1 PCT/EP2022/056226 EP2022056226W WO2022200066A1 WO 2022200066 A1 WO2022200066 A1 WO 2022200066A1 EP 2022056226 W EP2022056226 W EP 2022056226W WO 2022200066 A1 WO2022200066 A1 WO 2022200066A1
Authority
WO
WIPO (PCT)
Prior art keywords
tilting
axis
bearing
tilting pad
segment
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/EP2022/056226
Other languages
German (de)
English (en)
Inventor
Ingo STOTZ
Uwe Rudolf
Thomas Lang
Steffen Derhardt
Peter Philipp
Armin Schuelke
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
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 WO2022200066A1 publication Critical patent/WO2022200066A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
    • F16C17/03—Sliding-contact bearings for exclusively rotary movement for radial load only with tiltably-supported segments, e.g. Michell bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
    • F16C17/03—Sliding-contact bearings for exclusively rotary movement for radial load only with tiltably-supported segments, e.g. Michell bearings
    • F16C17/035—Sliding-contact bearings for exclusively rotary movement for radial load only with tiltably-supported segments, e.g. Michell bearings the segments being integrally formed with, or rigidly fixed to, a support-element
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2360/00—Engines or pumps
    • F16C2360/23—Gas turbine engines
    • F16C2360/24—Turbochargers

Definitions

  • the invention relates to a tilting pad bearing with at least one tilting pad which can be tilted in a housing within a frame structure about a first tilting axis which is arranged parallel to a shaft axis.
  • a tilting pad bearing is known from German patent application DE 10 2016216395 A1, comprising: A sleeve, several tilting pads, and a frame in which the tilting pads are accommodated, with a spring element being provided between the inside of the sleeve and the associated tilting pad, with the The spring element is connected to the frame or is arranged as a separate component between the inside of the sleeve and the frame, with the frame having at least one mounting section for holding the associated tilting segment in the frame, with the respective tilting segment being held in the frame by the at least one mounting section is that the tilting segment has a play in the radial direction and preferably additionally in the circumferential direction in order to allow tilting of the tilting segment in the circumferential direction.
  • the object of the invention is to improve functionally and/or in terms of production technology a tilting pad bearing with at least one tilting pad which can be tilted in a housing within a frame structure about a first tilting axis which is arranged parallel to a shaft axis.
  • the object is achieved in a tilting pad bearing with at least one tilting pad, which can be tilted in a housing within a frame structure about a first tilting axis, which is arranged parallel to a shaft axis, in that the tilting pad bearing has an additional degree of tilting freedom with a second tilting axis, which is vertical is arranged to the shaft axis to represent a bearing gap with a constant axis height in the direction of the shaft axis.
  • the housing includes, for example, a cylindrical recess, such as a bore, in which the tilting pad bearing is housed.
  • an additional frame structure with a cage and at least one spring element can be used to position the tilting pad, in particular for positioning a plurality of tilting pads, in the housing.
  • the tilting pad bearing is used for the rotatable mounting of a rotor body in the housing.
  • the rotor body is, for example, a shaft section of a shaft.
  • high-speed shafts have to be supported.
  • Such shafts are required, for example, in turbo compressors, such as are used in particular for compressing air for supercharged internal combustion engines or for fuel cell systems.
  • further components are mounted on, in or on the shaft, for example turbine wheels, compressor wheels or magnets for electric drives. These also rotate at very high speed.
  • the shafts can be made in one piece or in several pieces.
  • the shaft is preferably supported by several bearing units, for example two radial bearings and one thrust bearing.
  • the bearing units enable the lowest possible loss of rotation when forces and moments act on the shaft during operation.
  • Gas-lubricated bearings are advantageously used for storage, since these have very low friction at very high rotational speeds and therefore only little bearing losses.
  • oil or grease lubrication can be omitted in a gas-lubricated bearing. This is particularly advantageous in fuel cell applications, since the compressed air that is conveyed must be oil-free in order not to damage a fuel cell stack.
  • the tilting pad bearing advantageously comprises at least three tilting pads.
  • the tilting pad bearing particularly preferably comprises exactly three tilting pads.
  • the claimed tilting pad bearing is preferably a radial bearing.
  • the tilting segments are made relative by the frame structure mutually positioned and held so that they can perform tilting movements occurring during operation of the tilting pad bearing.
  • the tilting segments can be tilted about a so-called pivot point or a pivot axis or tilting axis.
  • the function of a tilting pad bearing is based on the formation of a fluid film between the tilting pad and the rotor body, for example the shaft.
  • a rear edge of the tilting segment acts as a closing edge when the tilting segment is pressed against the shaft by the spring element, for example.
  • the housing can be in one piece or in several pieces. Due to the additional degree of freedom from tilting, manufacturing tolerances of the tilting pad bearing, the housing and/or the shaft can be compensated for in a simple manner.
  • a preferred exemplary embodiment of the tilting pad bearing is characterized in that at least one free space is provided between the tilting pad and the frame structure, which allows desired compensating movements of the tilting pad about the second tilting axis.
  • the frame structure is designed as a cage, for example.
  • the cage comprises two annular bodies which are connected by webs.
  • the frame structure is advantageously combined with a spring device which, for example, comprises a number of spring elements.
  • the spring device advantageously serves to suspend the tilting segment, preferably a plurality of tilting segments, so that they can be moved relative to the frame structure.
  • the size and shape of the free space are adapted to the compensating movements to be expected. The compensatory movements in turn depend on the manufacturing tolerances that occur.
  • the size of the free space is advantageously slightly larger than the maximum expected compensation movements in order to ensure proper functioning of the tilting pad bearing.
  • the frame structure has a convex inner contour having.
  • the convex inner contour can have the shape of a constant radius in the axial direction, ie in the direction of the shaft axis.
  • the inner contour can consist of several radii that merge into one another or can also be designed as a free-form contour. What they have in common is that the contour enables tilting about the second tilting axis.
  • a narrowest diameter of the inner contour for example, sits approximately in the middle of the frame structure designed as a cage. Towards the sides of the cage, the diameters expand advantageously.
  • a stepped diameter is also possible to simplify production.
  • a further preferred exemplary embodiment of the tilting segment bearing is characterized in that the tilting segment has a convex outer contour.
  • no positioning element in particular no pin, engages in the convex outer contour of the tilting segment. This ensures in a simple manner that the tilting segment with its crowned outer contour can roll perfectly in or on the cage that represents the frame structure.
  • both the tilting segment and the frame structure, in particular the cage are crowned.
  • a further preferred exemplary embodiment of the tilting pad bearing is characterized in that the frame structure has a tilting projection radially on the inside, which allows tilting of the tilting pad about the second tilting axis.
  • the tilting projection has the shape of a blade, for example. This provides the advantage, among other things, that no additional component is required.
  • a further preferred exemplary embodiment of the tilting pad bearing is characterized in that the tilting pad has a tilting projection radially on the outside, which allows tilting of the tilting pad about the second tilting axis.
  • the tilting projection on the tilting segment is designed as a cutting edge, for example. This provides the advantage, among other things, that no additional component is required.
  • tilting pad bearing is characterized in that between the tilting pad and the Frame structure, a rolling element is arranged, which allows a tilting of the tilting segment about the second tilting axis.
  • the rolling element is advantageously positioned in a corresponding recess which is provided in the tilting segment and/or in the frame structure for this purpose.
  • the tilting pad bearing is characterized in that the rolling body is designed as a ball.
  • the rolling element designed as a ball can be used to tilt around both tilting axes.
  • a further preferred exemplary embodiment of the tilting pad bearing is characterized in that the rolling body is designed as a ring body.
  • the ring body can be designed as a closed ring.
  • the ring body can also be slotted.
  • the annular body has a round cross section.
  • the annular body has a rectangular cross section.
  • a further preferred exemplary embodiment of the tilting pad bearing is characterized in that a second tilting bearing point, which is used to represent the second tilting axis, is spaced apart in the axial direction from a first tilting bearing point, which is used to represent the first tilting axis.
  • the tilting segment is combined, for example, with a pin which extends through the frame structure and which engages with one end in a corresponding recess of the tilting segment.
  • the pin is particularly advantageously arranged next to the first tilting axis in a direction of rotation of the shaft.
  • a pin axis lies next to the first tilting axis and does not intersect with it.
  • the pin can also be part of the spring device described above in the form of a bent spring clip.
  • the invention also relates to a housing, a tilting pad, a frame structure, in particular a cage, and/or an individual part for a tilting pad bearing as described above.
  • the parts mentioned can be traded separately.
  • the tilting pad bearing advantageously includes two, three or more tilting pads.
  • at least two flexible tilting pads are combined with a fixed, non-tilting tilting pad.
  • flexible means that they can be tilted.
  • Three tilting pads are preferably arranged in a one hundred twenty degree configuration. That is, the three tilting pads are equally spaced from each other in the circumferential direction. However, other angular arrangements are also possible.
  • three tilting segments can be arranged in one hundred and ten degrees, one hundred and one hundred and forty degrees.
  • the angle specifications refer to an angle between two tilting segments.
  • Three tilting segments can be equally spaced from each other with their pivot points or pivot axes. However, different distances between the pivot points or pivot axes can also be used.
  • the tilting segments can all be designed in the same way. If required, however, at least two unequal tilting pads can also be installed in a tilting pad bearing.
  • a tilting segment is advantageously arranged below in relation to a line of action of the earth's gravity. That is, its pivot point or pivot axis is in the direction of the Earth's gravity vector.
  • the tilting pads can be arranged with or without an axial offset.
  • the tilting segments can all have the same center of mass. If necessary, tilting segments with unequal centers of mass can also be installed.
  • the spring elements are advantageously all the same. If necessary, different spring elements can also be installed.
  • the tilting segments advantageously all have the same inner surfaces.
  • a surface of the tilting segment that faces the rotor body or the shaft is referred to as the inner surface.
  • the inner surfaces of the tilting segments are designed to be the same, in particular with regard to their diameter. If necessary, tilting segments with different inner surfaces can also be installed. Surfaces of the tilting segments can be structured or provided with pockets.
  • the inner surface of the tilting segment can be concave, straight and/or convex in relation to an axial direction. In this way, angle errors can be compensated.
  • a rolling point between the tilting segment and the cage can be designed in such a way that the tilting segment or the cage has a concave or convex design.
  • the tilting pads, the cage and the spring elements can be formed from metal, for example from a stainless steel or spring steel. However, the tilting segments, the cage and the spring elements can also be made of ceramic or plastic.
  • Figures 1 to 4 schematic representations of an air supply device for providing air in a fuel cell system to illustrate misalignments of tilting pad bearings
  • FIG. 5 bislO different views of a tilting pad bearing according to different embodiments:
  • FIG. 11 shows a schematic representation of an air supply device to illustrate an adjustment of tilting segments to a shaft
  • FIGS. 12 to 34 further views of a tilting pad bearing according to further exemplary embodiments.
  • an air supply device 1 with a housing 2 is shown schematically in different versions.
  • the same reference numbers are used in all figures to denote the same or similar parts. Similarities are only described once to avoid repetition.
  • the air supply device 1 is a turbo compressor used in a fuel cell system.
  • a shaft 3 is rotatably mounted in the housing 2 by means of tilting pad bearings 4, 5, 6. That Tilting pad bearing 4 is designed as an axial bearing.
  • the tilting pad bearings 5, 6 are designed as radial bearings.
  • the housing 2 can be in one piece.
  • the housing can also be designed in several parts.
  • the housing 2 comprises a first housing part 13 and a second housing part 14.
  • the impeller 11 is a compressor wheel, for example.
  • the impeller 12 is a turbine wheel, for example.
  • the volute housing belonging to the impellers 11, 12 are not shown in the figures.
  • central axes 7, 8 of the tilting pad bearings 5, 6 are aligned coaxially. Then the central axes 7 , 8 coincide with a common axis of rotation of the shaft 3 .
  • bearing gaps 9, 10 of the tilting pad bearings 5, 6 have a constant height over their respective length in the axial direction.
  • the term axial or axial direction refers to the axis of rotation of the shaft 3.
  • the housing 2 in FIGS. 2 and 3 does not have a perfect cylindrical bore. This leads to an offset or a tilting of the tilting pad bearings 5, 6 in the housing 2. Consequently, the bearing gaps 9, 10 do not have a constant height over their respective length in the axial direction. This leads to significantly deteriorated bearing properties.
  • the offset of the bearing center axes 7, 8 can result from deviations in the manufacture of the housing 2.
  • the offset of the bearing center axes 9, 10 can also arise as a result of geometric deviations in the individual bearing parts themselves.
  • FIGS. 4 and 11 show that the air supply device 1 can also be equipped with an electric drive.
  • the electric drive comprises an electric machine, preferably designed as an electric motor 15.
  • An offset 16 between the center axes 7, 8 of the tilting pad bearings 5, 6 results here from an offset between the two housing parts 13 and 14. This in turn means that the bearing gaps 9, 10 do not have a constant height in the axial direction.
  • the tilting pad bearings 5, 6 can be eccentrically offset or tilted.
  • a tilting pad bearing 20 with three tilting pads 21, 22, 23 shows how an undesired offset of the bearing center axes can be avoided or compensated for.
  • the tilting segments 21 to 23 can each be tilted about a pivot point or about a pivot axis relative to a shaft 24 with the aid of a frame structure 29 in a housing 34 .
  • the frame structure 29 includes, for example, a cage 25.
  • the tilting segments 21 to 23 are movably suspended in or on the frame structure 29 with the aid of a spring device 26 .
  • the spring device 26 comprises three spring elements 31 to 33.
  • the spring elements 31 to 33 produce a defined tilting rigidity of the tilting segments 21 to 23 on the one hand.
  • a tilting preload is applied to the tilting pads 21-23.
  • the tilting segments 21 to 23 can be tilted in a defined manner in a direction of rotation towards the shaft 24 . They can be tilted so far that an edge of the tilting segments 21 to 23 touches the shaft 24 when stationary.
  • the cage 25 comprises two annular bodies 27, 28 which are connected to one another by a total of three axial webs 30.
  • the cage 25 is designed to be rather rigid compared to the spring elements 31 to 33 .
  • the spring elements 31 to 33 are elastically deformable and serve to represent the spring means 26 which is combined in the frame structure 29 with the cage 25.
  • the spring elements 31 to 33 are each positioned on one of the webs 30 of the cage 25 with the aid of a pin 35 . As a result, the respective tilting segment 21 to 23 is pressed against the cage 25 at its pivot point. Further support is provided by the spring elements 31 to 33.
  • the claimed tilting pad bearing 20 is equipped with an additional degree of tilting freedom.
  • the shaft 24 is shown in cross section. Between the shaft 24 and the tilting pad 21 there is a bearing gap 36 in the circumferential direction. A shaft axis is denoted by 38 in FIGS. In Figure 6, the shaft 24 is shown in longitudinal section.
  • a double arrow 43 indicates in FIG.
  • a double arrow 44 in FIG. 6 indicates that the tilting segment 21 can tilt about a second tilting axis 42 which is arranged perpendicularly to the shaft axis 38 .
  • the second degree of tilting freedom created in this way allows tilting segment 21 to align with shaft 24, resulting in a bearing gap 37 with a constant height in the axial direction of shaft 24. This allows tolerances in housing 34, individual housing parts, individual bearing parts or shaft 24 to be compensated.
  • FIG. 7 shows the individual parts of the tilting pad bearing from FIGS. 5 and 6 in perspective and without the housing.
  • an arrow 46 indicates a direction of rotation of the shaft, which is not shown in FIG.
  • the cage 25 has a convex inner contour 47 in order to represent free spaces 48 between the tilting segment 21 and the cage 25 . These free spaces 48 allow the tilting segment 21 to tilt about the second tilting axis 42.
  • the inner contour 47 can have the shape of a constant radius in the axial direction.
  • the inner contour 47 can consist of a plurality of radii merging into one another or can also be designed as a free-form contour. It is important that the inner contour 47 allows tilting about the second tilting axis 42 . Any inner contour 47 is conceivable in which the narrowest diameter sits approximately in the middle of the cage 25 and the diameters widen towards the sides of the cage 25 .
  • FIG. 10 shows that a stepped diameter with a first inner diameter 51 and a second inner diameter 52 that is larger than the first inner diameter 51 is also possible.
  • the cage 25 with the two inner diameters 51 and 52 can be realized more easily in terms of manufacturing technology.
  • FIG. 11 shows schematically how the tilting pads of the tilting pad bearings 5, 6 adapt to the shaft 3, so that a constant bearing gap height of the bearing gaps 9, 10 is set in the axial direction of the respective bearing 5, 6.
  • FIG. 12 shows that the cage inner contour 47 can also be equipped with a cutting edge 54 in order to enable the desired tilting of the tilting segment 21 about the second tilting axis 42.
  • FIG. 13 shows that the tilting segment 21 can also have a convex outer contour 55 in order to enable tilting about the second tilting axis 42.
  • the outer contour of the tilting segment 21 can have the shape of a constant radius in the axial direction.
  • the outer contour of the tilting segment 21 can also consist of a plurality of radii merging into one another or be designed as a free-form contour. It is important that the outer contour of the tilting segment 21 allows tilting about the second tilting axis 42 .
  • a rolling radius around the first tilting axis and around the second tilting axis can be identical.
  • a spherical cap is then shown on the outside of the tilting segment 21 .
  • no pin is provided. In this way, the tilting segment 21 can roll perfectly on the cage 25.
  • both the tilting segment 21 and the cage 25 are crowned.
  • FIG. 14 shows that the tilting segment 21 can have a cutting edge 56 on its outer contour, which enables tilting about the second tilting axis 42 .
  • the second degree of tilting freedom can also be realized by an additional rolling body 57 with a corresponding contour.
  • FIGS. 15 and 16 show that such a rolling body 57 can have the shape of a sphere 58 .
  • FIGS. 17 and 18 show that the rolling body 57 can also have the shape of a barrel 59 .
  • the rolling elements 57 can also have other shapes.
  • the rolling element or the rolling elements 57 provide or provide the advantage, among other things, that decoupling from the segment material takes place.
  • the rolling body 57 can consist of a material that behaves favorably with regard to rolling wear.
  • the rolling element is advantageously made of a special steel, for example a steel with the abbreviation 100Cr6.
  • the rolling body can also be formed from an anodized aluminum material or from a ceramic material or glass material.
  • the rolling element can halve the rolling element.
  • the spherical or barrel-shaped contour protrudes from the tilting segment and thus enables the desired tilting about the second tilting axis.
  • the flat side is consequently in the tilting segment.
  • the rolling element variants have in common is that the tilting segment can tilt about both tilting axes.
  • the parts can be calibrated in a device designed, for example, as a gauge, for example when being pressed in.
  • the rolling element can be connected to the tilting segment, for example by a material connection.
  • FIGS. 19 to 21 show that the rolling body 57 can also be designed as a ring body 60 .
  • the annular body 60 is designed as a torus ring 61, for example.
  • the torus ring 61 has a circular cross section. Contrary to what is shown, the annular body 60 can also have an elliptical shape or a free-form contour in cross section.
  • the annular body 60 can also be slotted to simplify assembly.
  • the annular body 60 can also consist of two or more individual segments.
  • FIGS. 22 and 23 show that the pin 35 can also have a ball head 62 which engages in a corresponding ball socket in the tilting segment 21 .
  • the pin 35 is connected to the cage 25 and can thus absorb forces in the radial direction.
  • a press fit as well as welding, soldering or gluing are proposed as connection techniques.
  • the pin 35 sits flush with the first tilting axis 41.
  • the pin can be screwed into the cage. Due to a corresponding thread pitch, the clearance between the tilting segment and the shaft can be adjusted during assembly.
  • FIGS. 24 to 26 show that a rolling body 57 designed as a ring body 60 can also have a rectangular cross section in order to enable tilting about the two tilting axes.
  • the tilting segment does not roll off perfectly, but rather tilts around edges 63, 64 of the annular body 60.
  • the surface of the annular body or ring 60 facing the tilting segment 21 or the housing 34 can also be crowned or provided with rounded edges.
  • the ring or ring body 60 can be used to It can also be slotted to simplify assembly.
  • the ring or ring body 60 can also consist of two or more individual segments.
  • FIG. 28 shows an enlarged detail from FIG. 27 with the annular body 60 from FIGS. 24 to 26.
  • the pin 35 can be in line with the first tilting axis or also before or after it.
  • FIGS. 29 to 31 show that the tilting pad bearing can also be designed without pins.
  • the tilting segments 21 to 23 can be positioned relative to the cage 25 with the aid of spring tabs 66 to 68 . Tilting about the two tilting axes can be implemented with at least one of the features described above.
  • the crowning of the cage 25 or of the segments 21 to 23 and the additional rolling bodies are mentioned here as examples. In addition, it is shown in FIGS.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Sliding-Contact Bearings (AREA)
  • Rolling Contact Bearings (AREA)

Abstract

L'invention concerne un palier à patins oscillants (4, 5) présentant au moins un patin oscillant, ledit patin oscillant, dans une enveloppe à l'intérieur d'une structure de cadre, pouvant être incliné autour d'un premier axe d'inclinaison parallèle à un axe d'arbre. En vue d'améliorer le palier à patins oscillants (4, 5), fonctionnellement et/ou quant à la fabrication, ledit palier à patins oscillants (4, 5) présente un degré de liberté d'inclinaison supplémentaire à l'aide d'un second axe d'inclinaison perpendiculaire à l'axe d'arbre, afin de fournir un jeu de palier présentant une hauteur d'axe constante dans la direction de l'axe d'arbre.
PCT/EP2022/056226 2021-03-23 2022-03-10 Palier à patins oscillants Ceased WO2022200066A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102021202810.1A DE102021202810A1 (de) 2021-03-23 2021-03-23 Kippsegmentlager
DE102021202810.1 2021-03-23

Publications (1)

Publication Number Publication Date
WO2022200066A1 true WO2022200066A1 (fr) 2022-09-29

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Application Number Title Priority Date Filing Date
PCT/EP2022/056226 Ceased WO2022200066A1 (fr) 2021-03-23 2022-03-10 Palier à patins oscillants

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DE (1) DE102021202810A1 (fr)
WO (1) WO2022200066A1 (fr)

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1805992A (en) * 1928-08-16 1931-05-19 Anthony G M Michell Bearing
DE926644C (de) * 1952-06-30 1955-04-21 Arnold Tross Dr Ing Gleitlager fuer umlaufende Bewegung mit betriebssicherer Schmierung, insbesondere auch bei hoher Beanspruchung, und ihre Verwendung zur Herstellung unrunder Werkstuecke
JPS57145816U (fr) * 1981-03-11 1982-09-13
DE3221277A1 (de) * 1981-06-05 1983-01-20 Compagnie Française d'Etudes et de Construction "Technip", 92090 Paris Vorrichtung zur erleichterung der bewegung zwischen zwei organen, insbesondere radiallager oder axial-drucklager
US4373673A (en) * 1980-02-19 1983-02-15 Toyota Jidosha Kogyo Kabushiki Kaisha Rotary type electrostatic spray painting device
US6379046B1 (en) * 1998-06-10 2002-04-30 Kmc, Inc. Modular support structure for hydrodynamic bearing
EP2241770A1 (fr) * 2008-02-04 2010-10-20 Mitsubishi Heavy Industries, Ltd. Dispositif de palier et machine rotative
DE102012002713A1 (de) * 2012-02-14 2013-08-14 Voith Patent Gmbh Radiallager
US8613554B2 (en) * 2009-03-18 2013-12-24 Msi Machineering Solutions Inc. PDC bearing for use in a fluid environment
DE102016216395A1 (de) 2016-08-31 2018-03-01 Robert Bosch Gmbh Kippsegmentlager

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1805992A (en) * 1928-08-16 1931-05-19 Anthony G M Michell Bearing
DE926644C (de) * 1952-06-30 1955-04-21 Arnold Tross Dr Ing Gleitlager fuer umlaufende Bewegung mit betriebssicherer Schmierung, insbesondere auch bei hoher Beanspruchung, und ihre Verwendung zur Herstellung unrunder Werkstuecke
US4373673A (en) * 1980-02-19 1983-02-15 Toyota Jidosha Kogyo Kabushiki Kaisha Rotary type electrostatic spray painting device
JPS57145816U (fr) * 1981-03-11 1982-09-13
DE3221277A1 (de) * 1981-06-05 1983-01-20 Compagnie Française d'Etudes et de Construction "Technip", 92090 Paris Vorrichtung zur erleichterung der bewegung zwischen zwei organen, insbesondere radiallager oder axial-drucklager
US6379046B1 (en) * 1998-06-10 2002-04-30 Kmc, Inc. Modular support structure for hydrodynamic bearing
EP2241770A1 (fr) * 2008-02-04 2010-10-20 Mitsubishi Heavy Industries, Ltd. Dispositif de palier et machine rotative
US8613554B2 (en) * 2009-03-18 2013-12-24 Msi Machineering Solutions Inc. PDC bearing for use in a fluid environment
DE102012002713A1 (de) * 2012-02-14 2013-08-14 Voith Patent Gmbh Radiallager
DE102016216395A1 (de) 2016-08-31 2018-03-01 Robert Bosch Gmbh Kippsegmentlager

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