Patents by Inventor Gianpiero Scaltriti
Gianpiero Scaltriti has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Publication number: 20230160426Abstract: A cage for retaining one or more rolling bodies of a bearing unit, the cage including a rib having a plurality of spherical concave surfaces, and a plurality of circumferentially spaced tenons extending from a first axial side of the rib, each tenon of the plurality of tenons including a plurality of spherical concave surfaces and an armature defining a box shape, the armature including a plurality of first portions resting on a first plane and a plurality of second portions resting on a second plane, each first portion of the plurality of first portions alternating circumferentially with each second portion, and the spherical concave surfaces of the rib defining, with the spherical concave surfaces of the tenons, a plurality of spherical cavities to hold each rolling body of the row of rolling bodies in place.Type: ApplicationFiled: November 16, 2022Publication date: May 25, 2023Inventors: Riccardo Restivo, Piero Santangelo, Gianpiero Scaltriti, Flora Rosso
-
Patent number: 9476458Abstract: A pair of radial flanged bearings with rolling bodies, each of the bearings comprising a radially outer ring, radially confined by an external surface, a radially inner ring, co-axially and internally assembled, with respect to the outer ring, a row of rolling bodies, which is interposed between the outer ring and the inner ring, to allow the relative rotation of the two rings and a flange steadily fixed to the outer rings. The correspondent outer rings are provided with an assembly groove, which is obtained along said external surface. The flange is not in one piece with the outer rings, but is detachable from the outer rings in correspondence of the assembly grooves.Type: GrantFiled: June 18, 2015Date of Patent: October 25, 2016Assignee: AKTIEBOLAGE SKFInventors: Roberto Mola, Riccardo Restivo, Gianpiero Scaltriti
-
Patent number: 9422983Abstract: A rolling bearing is provided that includes an outer ring, an inner ring, and a plurality of rollers disposed between the outer and inner rings to engage a radially outer lateral surface of the inner ring and a radially inner lateral surface of the outer ring and being laterally held, in a direction parallel to a relative rotation axis (A) between the rings, by respective axial shoulders. The axial shoulders each consist of an annular element made of synthetic plastic material as an independent element from the rings that engages in a snapping manner either the inner ring or the outer ring; the inner and outer rings being provided, at their respective radially outer and inner lateral surfaces and at opposite axial ends thereof, with snapping locking seats for the annular elements made of synthetic plastic material each including a continuous annular groove.Type: GrantFiled: April 2, 2015Date of Patent: August 23, 2016Assignee: AKTIEBOLAGET SKFInventors: Roberto Mola, Riccardo Restivo, Piero Santangelo, Gianpiero Scaltriti
-
Patent number: 9388858Abstract: Flanged radial bearing with rolling elements provided with an outer ring radially defined by an outer surface; an inner ring mounted inside and coaxially with the outer ring; a row of rolling elements between the two rings to allow the two rings to rotate relative to one another; and a flange secured to the outer ring and located in correspondence of an assembly groove made around said outer surface; the flange being assembled, in such a way that it cannot be disengaged, to the outer ring.Type: GrantFiled: September 25, 2014Date of Patent: July 12, 2016Assignee: AKTIEBOLAGET SKFInventors: Roberto Mola, Matteo Pastorino, Riccardo Restivo, Gianpiero Scaltriti
-
Patent number: 9291201Abstract: A tubular bushing that is co-moldable with tubs of washing machines, the tubular bushing is engaged by a drive shaft of the washing machine, that extends along a central axis (A) and is provided with two rolling bearings, arranged at a given distance from each other along the axis (A) to rotatably support the drive shaft of the washing machine with respect to the tub. The tubular bushing further provides a containing sleeve, made of plastic material and co-molded around the two bearings; the sleeve defining an axial communication duct between two sides of the tubular bushing, the duct being closed, at least during co-molding, by a disposable cap, engaged in an annular edge of the containing sleeve.Type: GrantFiled: September 15, 2014Date of Patent: March 22, 2016Assignee: AKTIEBOLAGET SKFInventors: Roberto Mola, Riccardo Restivo, Gianpiero Scaltriti
-
Patent number: 9261142Abstract: A flanged radial bearing having rolling bodies, the bearing being provided with an outer ring radially bounded by an outer surface; an inner ring mounted coaxially inside the outer ring; a row of rolling bodies arranged between the two rings that allows relative rotation between the two rings; and a flange joined to the outer ring and mounted along an assembly groove formed through the outer surface; the flange not being a flange integral with the outer ring, but being releasably assembled on the outer ring.Type: GrantFiled: September 8, 2014Date of Patent: February 16, 2016Assignee: AKTIEBOLAGET SKFInventors: Roberto Mola, Riccardo Restivo, Gianpiero Scaltriti
-
Patent number: 9261143Abstract: A tubular bushing co-moldable with tubs of washing machines is provided. The tubular bushing is suitable to be engaged by a drive shaft of the washing machine extending along a central axis (A) and being provided with two rolling bearings (20), arranged at a given distance from each other along the axis (A) to allow rotation of the drive shaft with respect to the tub, and a containing sleeve, made of plastic and by means of co-molding around the two bearings; a current dispersion means being incorporated in the containing sleeve and suitable to be electrically connected both to the drive shaft and to earth so as to prevent an accumulation of static electricity in the washing machine and prevent electrostatic discharges.Type: GrantFiled: September 15, 2014Date of Patent: February 16, 2016Assignee: AKTIEBOLAGET SKFInventors: Roberto Mola, Riccardo Restivo, Gianpiero Scaltriti
-
Publication number: 20150369293Abstract: A pair of radial flanged bearings with rolling bodies, each of the bearings comprising a radially outer ring, radially confined by an external surface, a radially inner ring, co-axially and internally assembled, with respect to the outer ring, a row of rolling bodies, which is interposed between the outer ring and the inner ring, to allow the relative rotation of the two rings and a flange steadily fixed to the outer rings. The correspondent outer rings are provided with an assembly groove, which is obtained along said external surface. The flange is not in one piece with the outer rings, but is detachable from the outer rings in correspondence of the assembly grooves.Type: ApplicationFiled: June 18, 2015Publication date: December 24, 2015Applicant: AKTIEBOLAGET SKFInventors: Roberto MOLA, Riccardo RESTIVO, Gianpiero SCALTRITI
-
Patent number: 9206838Abstract: The assembly comprises a bearing unit (10) with outer (11) and inner (12) rings and an outer wheel (20) of plastic material which is overmolded onto the outer bearing ring and is adapted for being engaged by a driving belt. A sleeve unit (30) is integral with the inner bearing ring (12). The sleeve unit includes one or more rigid tubular spacers (31, 32) and a central, plastic tubular core (33). The spacers (31, 32) are axially aligned with the inner bearing ring (12) and abut against one or both of the opposite sides (14, 15) of the inner bearing ring (12). The central tubular core (33) is overmolded into and axially extending along radially inner cylindrical surfaces (16, 34, 35) of both the inner bearing ring (12) and tubular spacer(s) (31, 32).Type: GrantFiled: April 3, 2009Date of Patent: December 8, 2015Assignee: AKTIEBOLAGET SKFInventors: Roberto Mola, Gianpiero Scaltriti, Alessandro Sansone, Francesco Gallucci
-
Publication number: 20150285307Abstract: A rolling bearing is provided that includes an outer ring, an inner ring, and a plurality of rollers disposed between the outer and inner rings to engage a radially outer lateral surface of the inner ring and a radially inner lateral surface of the outer ring and being laterally held, in a direction parallel to a relative rotation axis (A) between the rings, by respective axial shoulders. The axial shoulders each consist of an annular element made of synthetic plastic material as an independent element from the rings that engages in a snapping manner either the inner ring or the outer ring; the inner and outer rings being provided, at their respective radially outer and inner lateral surfaces and at opposite axial ends thereof, with snapping locking seats for the annular elements made of synthetic plastic material each including a continuous annular groove.Type: ApplicationFiled: April 2, 2015Publication date: October 8, 2015Applicant: AKTIEBOLAGET SKFInventors: Roberto Mola, Riccardo Restivo, Piero Santangelo, Gianpiero Scaltriti
-
Publication number: 20150267751Abstract: A flanged radial bearing having rolling bodies, the bearing being provided with an outer ring radially bounded by an outer surface; an inner ring mounted coaxially inside the outer ring; a row of rolling bodies arranged between the two rings that allows relative rotation between the two rings; and a flange joined to the outer ring and mounted along an assembly groove formed through the outer surface; the flange not being a flange integral with the outer ring, but being releasably assembled on the outer ring.Type: ApplicationFiled: September 8, 2014Publication date: September 24, 2015Applicant: Aktiebolaget SKFInventors: Roberto Mola, Riccardo Restivo, Gianpiero Scaltriti
-
Patent number: 9127714Abstract: A device including an annular groove obtained on a lateral assembly surface of a ring of a bearing in contact in use with a seat with respect to which the ring must remain stationary; a first element shaped as a circumferentially open ring and preferably defined by a circumferential ring segment having a non-constant radial thickness (S) and always smaller than a radial depth (P) of the annular groove, mounted within the annular groove free to move circumferentially in the annular groove; and a second element, shaped as a closed ring, which engages the annular groove, within which it is mounted radially superimposed on the first element on the side of the lateral assembly surface and having a constant radial thickness (F) such that the second element protrudes radially and overhangingly with respect to the lateral assembly surface at least in correspondence with part of the first element.Type: GrantFiled: October 17, 2013Date of Patent: September 8, 2015Assignee: AKTIEBOLAGET SKFInventors: Roberto Mola, Riccardo Restivo, Gianpiero Scaltriti
-
Patent number: 9062404Abstract: A bearing assembly is for a washing machine, the washing machine having a tub and a drum rotatable about an axis, the bearing assembly includes first and second bearings spaced apart along the drum axis and a spacer disposed at least partially between the two bearings. A housing is connectable with the drum, configured to contain the bearings and the spacer, and includes an annular rim extending axially away from first bearing and generally coaxially about the drum axis, the rim defining a seat for a sealing element. Preferably, the housing is formed of a polymeric material and is molded to the tub.Type: GrantFiled: March 9, 2011Date of Patent: June 23, 2015Assignee: AKTIEBOLAGET SKFInventors: Roberto Mola, Gianpiero Scaltriti
-
Publication number: 20150086147Abstract: Flanged radial bearing with rolling elements provided with an outer ring radially defined by an outer surface; an inner ring mounted inside and coaxially with the outer ring; a row of rolling elements between the two rings to allow the two rings to rotate relative to one another; and a flange secured to the outer ring and located in correspondence of an assembly groove made around said outer surface; the flange being assembled, in such a way that it cannot be disengaged, to the outer ring.Type: ApplicationFiled: September 25, 2014Publication date: March 26, 2015Applicant: Aktiebolaget SKFInventors: Roberto MOLA, Matteo PASTORINO, Riccardo RESTIVO, Gianpiero SCALTRITI
-
Publication number: 20150078695Abstract: A tubular bushing that is co-moldable with tubs of washing machines, the tubular bushing is engaged by a drive shaft of the washing machine, that extends along a central axis (A) and is provided with two rolling bearings, arranged at a given distance from each other along the axis (A) to rotatably support the drive shaft of the washing machine with respect to the tub. The tubular bushing further provides a containing sleeve, made of plastic material and co-molded around the two bearings; the sleeve defining an axial communication duct between two sides of the tubular bushing, the duct being closed, at least during co-molding, by a disposable cap, engaged in an annular edge of the containing sleeve.Type: ApplicationFiled: September 15, 2014Publication date: March 19, 2015Applicant: Aktiebolaget SKFInventors: Roberto Mola, Riccardo Restivo, Gianpiero Scaltriti
-
Publication number: 20150078694Abstract: A tubular bushing co-moldable with tubs of washing machines is provided. The tubular bushing is located between a humid side and a dry side of the washing machine, crossed by a drive shaft extending along a central axis (A) and provided with two rolling bearings arranged along the axis (A); a spacer interposed between the two bearings; a sealing element arranged axially alongside a first bearing close to the humid side; and a containing sleeve which is co-molded around the two bearings and the spacer; the sealing element and the first bearing bound and axially enclose an annular chamber, which is further closed in the radial direction by the drive shaft and is in fluid connection with the external environment by means of two ducts extending directly through the containing sleeve, eliminating any pressure and/or temperature gradient between the annular chamber and the external environment.Type: ApplicationFiled: September 15, 2014Publication date: March 19, 2015Applicant: AKTIEBOLAGET SKFInventors: Roberto Mola, Riccardo Restivo, Gianpiero Scaltriti
-
Publication number: 20150078697Abstract: A tubular bushing co-moldable with tubs of washing machines is provided. The tubular bushing is suitable to be engaged by a drive shaft of the washing machine extending along a central axis (A) and being provided with two rolling bearings (20), arranged at a given distance from each other along the axis (A) to allow rotation of the drive shaft with respect to the tub, and a containing sleeve, made of plastic and by means of co-molding around the two bearings; a current dispersion means being incorporated in the containing sleeve and suitable to be electrically connected both to the drive shaft and to earth so as to prevent an accumulation of static electricity in the washing machine and prevent electrostatic discharges.Type: ApplicationFiled: September 15, 2014Publication date: March 19, 2015Applicant: AKTIEBOLAGET SKFInventors: Roberto Mola, Riccardo Restivo, Gianpiero Scaltriti
-
Patent number: 8899838Abstract: A cage for a ball bearing unit comprises two half-cages (51, 52) which are connected to each other and are symmetrical about a mid-plane (P) of the bearing. Each half-cage has an annular body (53) providing two concentric and circumferentially continuous radial ridges (56, 57) extending radially in opposite directions, of which the first ridge (56) extends in a radially outward direction for sealingly engaging a groove (25) formed in the outer ring of the bearing unit, and the second ridge (57) extends in a radially inward direction for sealingly engaging a groove (35) formed in the inner ring of the bearing unit.Type: GrantFiled: December 20, 2011Date of Patent: December 2, 2014Assignee: Aktiebolaget SKFInventors: Roberto Mola, Riccardo Restivo, Gianpiero Scaltriti
-
Patent number: 8894290Abstract: A retaining cage for the rolling elements of a rolling-contact bearing, having an annular body featuring seven pockets capable of restraining seven respective rolling elements of a rolling-contact bearing, the rolling elements being spaced apart around a center (O) of the cage, the pockets being spaced from one another according to the following values of angular spacing between two consecutive pockets: 48.3°; 48.5°; 51.2°; 51.8°; 53°; 53.5°; 53.7°.Type: GrantFiled: April 17, 2013Date of Patent: November 25, 2014Assignee: Aktiebolaget SKFInventors: Roberto Mola, Riccardo Restivo, Gianpiero Scaltriti
-
Publication number: 20140105530Abstract: A device including an annular groove obtained on a lateral assembly surface of a ring of a bearing in contact in use with a seat with respect to which the ring must remain stationary; a first element shaped as a circumferentially open ring and preferably defined by a circumferential ring segment having a non-constant radial thickness (S) and always smaller than a radial depth (P) of the annular groove, mounted within the annular groove free to move circumferentially in the annular groove; and a second element, shaped as a closed ring, which engages the annular groove, within which it is mounted radially superimposed on the first element on the side of the lateral assembly surface and having a constant radial thickness (F) such that the second element protrudes radially and overhangingly with respect to the lateral assembly surface at least in correspondence with part of the first element.Type: ApplicationFiled: October 17, 2013Publication date: April 17, 2014Applicant: Aktiebolaget SKFInventors: Roberto Mola, Riccardo Restivo, Gianpiero Scaltriti