Patents Assigned to SKF Aerospace France
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Patent number: 10641324Abstract: A sensor bearing assembly provides a bearing having at least one inner ring, at least one outer ring, at least one sensor installed in the bearing, at least one cable connecting the sensor to an external device, and a cable guide fixed to the bearing, into which the cable is inserted. The cable guide provides a flat part fixed to and resting on a flat housing of one of the rings of the bearing. The cable is fixed by adhesion in the cable guide, the cable guide is adhesively locked in rotation relative to the ring of the bearing to which it is fixed.Type: GrantFiled: June 1, 2018Date of Patent: May 5, 2020Assignee: SKF Aerospace France S.A.S.Inventors: Bruno Sorlier, Guillaume Lenon, Guillaume Martin
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Patent number: 10641303Abstract: The connector assembly includes a fitting with a first mounting portion having two opposing surfaces and mounting hole(s) extending between the two surfaces for connecting with a first member. A second mounting portion extends angled with respect to the first mounting portion and has two opposing surfaces and mounting hole(s) extending between the two for connecting with a second member. A joint portion integrally connects the first and second mounting portions. One or more washers each have opposing upper and lower surfaces and at least one hole extending between the two surfaces, each receiving a fastener for attaching the second mounting portion to the second member. The washer lower surface is disposed on the second mounting portion inner surface such that the washer opening is centered about the at least one mounting hole axis. Each washer is joined to the second mounting portion to form an integral assembly.Type: GrantFiled: December 13, 2016Date of Patent: May 5, 2020Assignees: AKTIEBOLAGET SKF, SKF AEROSPACE FRANCE S.A.S.Inventors: Florent Fauchery, Anthony Jerome, Richard Schaake, Yves Maheo
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Patent number: 10627045Abstract: A connector assembly includes a fitting having first and second mounting portions having integrally connected inner ends and opposing outer ends. The first mounting portion is connectable to the first member and the second mounting portion is inclined with respect to the first portion and connectable to the second member. The first mounting portion has inner and outer surfaces, one or more mounting holes extending between the surfaces and a load surface section extending about each mounting hole. The first mounting portion also has a recessed section located between each mounting hole and the second mounting portion and adjacent to the washer load surface section. A washer is disposeable upon the first portion load surface section and sized such that an outer portion of the washer extends over the recessed section so that a clearance gap is defined between a washer inner surface and the first mounting portion.Type: GrantFiled: July 13, 2016Date of Patent: April 21, 2020Assignee: SKF AEROSPACE FRANCE S.A.S.Inventors: Florent Fauchery, Anthony Jerome, Nicolas Marotel
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Patent number: 10569482Abstract: A method of fabricating a strut having a hollow central bore includes the steps of providing a mandrel and a quantity of a filament or fiber material, laying the filament or fiber material about the mandrel to form a strut having a central cylindrical section, two opposing connective end sections, a central bore extending through the strut, the central bore having two reduced diameter portions extending through each end section, and an axis extending centrally through the bore, forming a slot or slots extending inwardly from one of the connective section outer ends and terminating within the connective section or the central section, bending at least a portion of the one connective section along the slot to enlarge the bore reduced diameter section at the one end, and displacing the mandrel along the central axis and through the enlarged bore end section until the mandrel is removed from the bore.Type: GrantFiled: October 6, 2017Date of Patent: February 25, 2020Assignee: SKF Aerospace France S.A.S.Inventors: Florian Bardy, Eric Deneux, Nicolas Leboss
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Patent number: 10443636Abstract: A connector assembly includes a generally L-shaped fitting with a first mounting portion having a mounting hole(s), a second mounting portion extending generally angled to the first mounting portion and having a mounting hole(s) and a joint portion integrally connecting the two mounting portions. The joint portion has a load section(s) defined between a concave surface section extending between inner surfaces of the first and second mounting portions and a convex surface section extending between outer surfaces of the first and second mounting portions, the load section concave surface section having a radius of curvature. A washer has an outer perimeter surface with a section having a partially spherical profile and is sized such that the spherical surface section is disposed against the joint load section concave surface so that the washer exerts force generally against the joint load section when the washer is clamped to the second mounting portion.Type: GrantFiled: March 31, 2016Date of Patent: October 15, 2019Assignee: SKF Aerospace France S.A.SInventors: Florent Fauchery, Anthony Jerome, Jean-Michel Buchin, Florian Bardy, Guy Valembois
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Patent number: 10119569Abstract: The manufacturing method notably includes a step (110) for sintering steel powder (10), the chemical composition of which includes, in mass percent, 2.3% of carbon, 4.2% of chromium, 7% of molybdenum, 6.5% of tungsten, 10.5% of cobalt and 6.5% of vanadium, so as to obtain a sintered steel (12) and shaping of the sintered steel (12), for forming a bearing ring (18).Type: GrantFiled: December 18, 2013Date of Patent: November 6, 2018Assignees: SKF Aerospace France, Liebherr-Aerospace Toulouse SASInventors: Gwénolé Le Jeune, Yves Maheo, Jérôme Rocchi
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Patent number: 10041529Abstract: A device adapted to measure the wear of a ball-and-socket joint. The ball-and-socket joint comprising a first ring, which delimits a spherical housing, a second spherical ring, which is positioned concentrically in the housing of the first ring, and a lining, which is made from an elastically insulating material and is inserted between the second ring and the spherical housing of the first ring. A wear measuring feature includes at least two electrodes provided to be connected to the first ring and the second ring, respectively, or to the lining, so as to form a capacitor structure and a capacitance measuring device for measuring the capacity of the capacitor thus formed. The device further comprises an electronic circuit, which is a resonant circuit including the capacitor, an inductance and a resistance positioned in series.Type: GrantFiled: December 17, 2014Date of Patent: August 7, 2018Assignee: SKF AEROSPACE FRANCE S.A.S.Inventor: Yoann Hebrard
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Publication number: 20180017206Abstract: A connector assembly includes a fitting having first and second mounting portions having integrally connected inner ends and opposing outer ends. The first mounting portion is connectable to the first member and the second mounting portion is inclined with respect to the first portion and connectable to the second member. The first mounting portion has inner and outer surfaces, one or more mounting holes extending between the surfaces and a load surface section extending about each mounting hole. The first mounting portion also has a recessed section located between each mounting hole and the second mounting portion and adjacent to the washer load surface section. A washer is disposeable upon the first portion load surface section and sized such that an outer portion of the washer extends over the recessed section so that a clearance gap is defined between a washer inner surface and the first mounting portion.Type: ApplicationFiled: July 13, 2016Publication date: January 18, 2018Applicant: SKF Aerospace France S.A.SInventors: Florent Fauchery, Anthony Jerome, Nicolas Marotel
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Publication number: 20170284435Abstract: A connector assembly includes a generally L-shaped fitting with a first mounting portion having a mounting hole(s), a second mounting portion extending generally angled to the first mounting portion and having a mounting hole(s) and a joint portion integrally connecting the two mounting portions. The joint portion has a load section(s) defined between a concave surface section extending between inner surfaces of the first and second mounting portions and a convex surface section extending between outer surfaces of the first and second mounting portions, the load section concave surface section having a radius of curvature. A washer has an outer perimeter surface with a section having a partially spherical profile and is sized such that the spherical surface section is disposed against the joint load section concave surface so that the washer exerts force generally against the joint load section when the washer is clamped to the second mounting portion.Type: ApplicationFiled: March 31, 2016Publication date: October 5, 2017Applicant: SKF Aerospace France S.A.SInventors: Florent Fauchery, Anthony Jerome, Jean-Michel Buchin, Florian Bardy, Guy Valembois
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Patent number: 9757909Abstract: The invention relates to a method for manufacturing a composite part intended for being subjected, via at least one attachment point, to pulling and/or compression forces. The method includes: winding fibers on a hub so as to form a portion of the wall of the part, and creating an externally convex rounded area at the location intended to form the area for applying the pulling and/or compression forces. The forces are radial thereto. The method also includes placing an insert on the convex rounded area, the insert including the attachment point or a mechanism for rigidly connecting the attachment point, and continuing to wind fibers so as to form the rest of the wall, while covering a portion of the insert and leaving the attachment point or the mechanism for rigidly connecting the attachment point accessible.Type: GrantFiled: January 21, 2010Date of Patent: September 12, 2017Assignee: SKF AEROSPACE FRANCEInventor: Guy Valembois
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Patent number: 9702406Abstract: A bearing comprising: (a) an inner ring, (b) an outer ring, and (c) a bearing liner disposed therebetween, wherein the bearing liner comprises a resin having a glass transition temperature of less than 150° C.Type: GrantFiled: June 12, 2015Date of Patent: July 11, 2017Assignees: SKF AEROSPACE FRANCE S.A.S., AKTIEBOLAGET SKFInventors: Andrew Bell, Michael Colton, Camille Dayot, Noemie PEron
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Patent number: 9695869Abstract: A spherical plain bearing comprising an inner ring provided with a spherical outer surface and with lateral surfaces, an outer ring provided with a corresponding spherical inner surface mounted on the outer surface, and a sleeve mounted into a bore of the inner ring. The inner ring comprises at least three part rings which are mounted in contact in the circumferential direction one relative to another. At least one protrusion is provided on an outer surface of the sleeve and extends into a groove formed on the bore of the inner ring. The sleeve leaves the lateral surfaces free of the inner ring.Type: GrantFiled: June 30, 2015Date of Patent: July 4, 2017Assignee: SKF AEROSPACE FRANCE S.A.SInventors: Yvan Blachon, Arnaud Turmeau
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Patent number: 9695873Abstract: A bearing comprising (a) an inner ring, (b) an outer ring, and (c) a bearing liner disposed therebetween, wherein the bearing liner comprises a resin and the bearing liner has at least one of: (a) a flexural modulus of from 20 to 35 GPa and (b) a flexural strength of from 500 to 700 MPa.Type: GrantFiled: June 12, 2015Date of Patent: July 4, 2017Assignees: SKF AEROSPACE FRANCE S.A.S., AKTIEBOLAGET SKFInventors: Andrew Bell, Michael Colton, Camille Dayot, Noemie Peron
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Patent number: 9670954Abstract: A ball joint member including an inner ring, with a general axisymmetrical shape around a first axis, including an external contact surface having a truncated spherical shape, the inner ring including a coating which bears the external contact surface and an outer ring, of a general axisymmetrical shape around a second axis, including an internal contact surface mating the external contact surface, cooperating with the external contact surface, the outer ring including a coating which bears the internal contact surface, wherein at least one of the inner and outer rings includes lubricant reservoirs made on the coating of one of the external and internal contact surfaces, and wherein the coating of the contact surface of one of the rings is textured with micro-cavities forming the lubricant reservoirs.Type: GrantFiled: March 10, 2015Date of Patent: June 6, 2017Assignee: SKF Aerospace FranceInventors: Arnaud Turmeau, Camille Dayot
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Publication number: 20170102036Abstract: The invention relates to a bearing cage including a bearing cage main body made of a polymer material and having pockets for receiving at least one row of rolling elements of a bearing. The cage is provided with a passive resonant circuit including an antenna coil attached to the cage main body. It is proposed that the antenna coil is formed as a conductive layer directly attached to the cage material of the bearing cage main body and is designed so as to have a breaking point less than or equal to a breaking point of the cage material. Thus, a rupture in the cage main body ruptures the antenna coil, changing the resonance behaviour of the passive resonant circuit.Type: ApplicationFiled: September 28, 2016Publication date: April 13, 2017Applicants: Aktiebolaget SKF, SKF Aerospace France S.A.SInventors: Yoann Hebrard, Defeng Lang, Andreas Karlsson, Victor Martinez, Frank de Wit
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Patent number: 9581189Abstract: The ball-and-socket joint member includes an inner ring, of a general shape of revolution around a first axis, having an outer surface provided with an inner raceway, an outer ring, of a general shape of revolution around a second axis, having an inner surface provided with an outer raceway, and at least one row of balls aligned circumferentially, extending radially between the inner raceway and the outer raceway. The outer surface of the inner ring comprises a portion with a generally truncated sphere shape, forming the inner raceway. The inner surface of the outer ring comprises, for each row of balls, a groove of complementary shape to that of the balls of this row, said groove forming the outer raceway.Type: GrantFiled: July 30, 2013Date of Patent: February 28, 2017Assignee: SKF AEROSPACE FRANCEInventors: Gwenole Yves Le Jeune, Yves Maheo, Michel Seneclauze
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Patent number: 9556900Abstract: A spherical plain bearing comprising an inner ring having an outer spherical contact surface and an outer ring having an inner spherical contact surface. The outer spherical contact surface of the inner ring cooperates with the inner spherical contact surface of the outer ring. At least one of the inner ring and the outer ring comprises at least one internal cavity running on at least a portion of the circumference of said ring.Type: GrantFiled: May 19, 2015Date of Patent: January 31, 2017Assignee: SKF AEROSPACE FRANCE S.A.S.Inventors: Camille Dayot, Arnaud Turmeau
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Patent number: 9464671Abstract: The invention relates to a bearing (10) including an inner ring (12), an outer ring (11), and rolling bodies positioned between the inner and outer rings, one of the rings being rotary and the other not, the bearing further including: a first module (20) including at least one set of sensor(s) suitable for performing successive measurements of at least one parameter representative of the vibrations within the bearing; and a second module (20) suitable for determining a frequency representation of the signal corresponding to the successive measurements, and for obtaining a set of elements(s) representative of the frequency representation based on that frequency representation, so as to compare at least one representative element of the set with a corresponding reference element and identify a malfunction based on that comparison (10).Type: GrantFiled: November 12, 2013Date of Patent: October 11, 2016Assignee: SKF AEROSPACE FRANCE S.A.S.Inventor: Yoann Hebrard
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Publication number: 20160273587Abstract: A steel alloy for a bearing is provided. The alloy having a composition including from 0.04 to 0.1 wt. % carbon, from 11.5 to 13 wt. % chromium, from 1.5 to 3.5 wt. % molybdenum, from 0.3 to 0.8 wt. % vanadium, from 0.3 to 1.75 wt. % nickel from 6 to 9 wt. % cobalt, from 0.1 to 0.4 wt. % silicon, from 0.2 to 0.8 wt. % manganese, from 0 to 2 wt. % copper, from 0 to 0.05 wt. % niobium, from 0 to 0.1 wt. % aluminum, from 0 to 250 ppm nitrogen, from 0 to 30 ppm boron, and the balance iron, together with any unavoidable impurities.Type: ApplicationFiled: March 15, 2016Publication date: September 22, 2016Applicants: Aktiebolaget SKF, SKF Aerospace France S.A.SInventors: John Beswick, Yves Maheo, Mohamed Sherif
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Patent number: 9447802Abstract: A multi-branch fitting includes at least three branches, molded from a composite material and, more precisely, from a fiber-reinforced thermoplastic or thermoset matrix. The fitting is intended for assembling components which are at an angle to one another. There are at least three flat or substantially flat branches or flanges extending radially from a joining zone, and at least one face or part of a face constituting a bearing face for one or more of the components that are to be attached. The joining zone has a cross section, in the transverse direction, in the shape of a polygon with concave sides. The connection of each of the branches or flanges with another adjacent branch or flange is achieved through a portion in the shape of a curved blade which gives the joining zone one of its concave shapes.Type: GrantFiled: January 18, 2012Date of Patent: September 20, 2016Assignee: SKF Aerospace FranceInventor: Guy Valembois