Patents by Inventor Andrea Schiavolin
Andrea Schiavolin 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).
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Patent number: 11420477Abstract: Motorcycles tyre, comprising: a radial carcass structure (2); a belt structure (6) applied in radially outer position with respect to the radial carcass structure (2); a tread band (8) applied in radially outer position with respect to the belt structure (6). The tyre (1) has a curvature ratio (f/C) greater than or equal to about 0.25. The tread band (8) comprises: a plurality of blocks (14) mutually spaced so as to define a tread pattern with a void/solid ratio (1?Sb/St) comprised between about 25% and about 50%; transverse grooves (11) placed in succession along the circumferential extension of the tyre (1) and each substantially extending over the entire axial width of the tread band (8). Each transverse groove (11) substantially extends along an axial direction. Two successive transverse grooves (11) circumferentially delimit an assembly (12) of blocks (14) placed in succession over the entire axial width of the tread band (8). Circumferential grooves (13) delimit the blocks (14) of an assembly (12).Type: GrantFiled: September 11, 2017Date of Patent: August 23, 2022Assignee: PIRELLI TYRE S.p.A.Inventors: Pierangelo Misani, Andrea Schiavolin, Matteo Torchiana
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Patent number: 11364743Abstract: A motorcycle tyre has a tread band including a central portion and two shoulder portions arranged at axially opposite sides of the central portion. The central portion includes a first plurality of grooves extended according to a substantially longitudinal direction and alternatively arranged at opposite sides of the equatorial plane of the tyre. Each groove of the first plurality of grooves has a substantially curvilinear course such as to form a concavity. The central portion further includes a sub-portion substantially free of grooves placed astride the equatorial plane of the tyre. Each of the shoulder portions includes a second plurality of grooves arranged obliquely relative to the equatorial plane of the tyre.Type: GrantFiled: July 21, 2017Date of Patent: June 21, 2022Assignee: PIRELLI TYRE S.p.A.Inventors: Mario Mariani, Sandro Gallo, Andrea Schiavolin, Pierangelo Misani
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Patent number: 11130371Abstract: A motorcycle tyre has a tread band including a central portion and two shoulder portions arranged at axially opposite sides of the central portion. The central portion includes a first plurality of grooves extended according to a substantially longitudinal direction and alternatively arranged at opposite sides of the equatorial plane of the tyre. Each groove of the first plurality of grooves has a substantially curvilinear course such as to form a concavity. The central portion further includes a sub-portion substantially free of grooves placed astride the equatorial plane of the tyre. Each of the shoulder portions includes a second plurality of grooves arranged obliquely relative to the equatorial plane of the tyre.Type: GrantFiled: July 21, 2017Date of Patent: September 28, 2021Assignee: PIRELLI TYRE S.p.A.Inventors: Mario Mariani, Sandro Gallo, Andrea Schiavolin, Pierangelo Misani
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Publication number: 20190275843Abstract: Motorcycles tyre, comprising: a radial carcass structure (2); a belt structure (6) applied in radially outer position with respect to the radial carcass structure (2); a tread band (8) applied in radially outer position with respect to the belt structure (6). The tyre (1) has a curvature ratio (f/C) greater than or equal to about 0.25. The tread band (8) comprises: a plurality of blocks (14) mutually spaced so as to define a tread pattern with a void/solid ratio (1-Sb/St) comprised between about 25% and about 50%; transverse grooves (11) placed in succession along the circumferential extension of the tyre (1) and each substantially extending over the entire axial width of the tread band (8). Each transverse groove (11) substantially extends along an axial direction. Two successive transverse grooves (11) circumferentially delimit an assembly (12) of blocks (14) placed in succession over the entire axial width of the tread band (8). Circumferential grooves (13) delimit the blocks (14) of an assembly (12).Type: ApplicationFiled: September 11, 2017Publication date: September 12, 2019Applicant: Pirelli Tyre S.p.A.Inventors: Pierangelo MISANI, Andrea SCHIAVOLIN, Matteo TORCHIANA
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Patent number: 10112443Abstract: A motor vehicle tire, particularly for front wheels of motor vehicles, has a tread extending around an axis of rotation and includes a central annular portion which straddles an equatorial plane and two annular shoulder portions arranged on axially opposite sides of the central annular portion. The tread band has a void-to-rubber ratio of less than 10%, and the central annular portion has an axial extension less than 40% of the axial development of the tread band and includes at least a pair of first grooves extending substantially longitudinally on opposite sides of the equatorial plane. Each shoulder portion has an axial extension less than 35% of the axial development of the tread band and includes a plurality of second grooves extending substantially transversally forming an average angle with the equatorial plane of more than 90°. The central annular portion has a void-to-rubber ratio more than 0.Type: GrantFiled: July 28, 2010Date of Patent: October 30, 2018Assignee: PIRELLI TYRE S.P.A.Inventors: Andrea Schiavolin, Mario Mariani, Pierangelo Misani
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Patent number: 10035381Abstract: Motor vehicle tyre adapted to be mounted on the rear wheel of a motor vehicle, includes a tread band having a tread pattern including a module which is repeated along a direction of circumferential extension of the tyre. The module has at least one first pair of first grooves inclined in opposite directions with respect to an equatorial plane of the tyre, and extending from the equatorial plane toward a respective shoulder; at least one second pair of second grooves inclined in opposite directions with respect to the equatorial plane and extending from the equatorial plane toward a respective shoulder. The first and the second grooves are staggered relative to each other in the circumferential direction in such a way as to maintain a substantially constant distance of less than half the pitch, at the equatorial plane between each first or second groove and the adjacent one in the circumferential direction.Type: GrantFiled: July 28, 2010Date of Patent: July 31, 2018Assignee: PIRELLI TYRE S.P.A.Inventors: Andrea Schiavolin, Mario Mariani, Pierangelo Misani
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Publication number: 20180009266Abstract: A motorcycle tyre has a tread band including a central portion and two shoulder portions arranged at axially opposite sides of the central portion. The central portion includes a first plurality of grooves extended according to a substantially longitudinal direction and alternatively arranged at opposite sides of the equatorial plane of the tyre. Each groove of the first plurality of grooves has a substantially curvilinear course such as to form a concavity. The central portion further includes a sub-portion substantially free of grooves placed astride the equatorial plane of the tyre. Each of the shoulder portions includes a second plurality of grooves arranged obliquely relative to the equatorial plane of the tyre.Type: ApplicationFiled: July 21, 2017Publication date: January 11, 2018Applicant: Pirelli Tyre S.p.A.Inventors: Mario MARIANI, Sandro GALLO, Andrea SCHIAVOLIN, Pierangelo MISANI
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Publication number: 20180009265Abstract: A motorcycle tyre has a tread band including a central portion and two shoulder portions arranged at axially opposite sides of the central portion. The central portion includes a first plurality of grooves extended according to a substantially longitudinal direction and alternatively arranged at opposite sides of the equatorial plane of the tyre. Each groove of the first plurality of grooves has a substantially curvilinear course such as to form a concavity. The central portion further includes a sub-portion substantially free of grooves placed astride the equatorial plane of the tyre. Each of the shoulder portions includes a second plurality of grooves arranged obliquely relative to the equatorial plane of the tyre.Type: ApplicationFiled: July 21, 2017Publication date: January 11, 2018Applicant: Pirelli Tyre S.p.A.Inventors: Mario MARIANI, Sandro GALLO, Andrea SCHIAVOLIN, Pierangelo MISANI
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Patent number: 9789735Abstract: A pair of motor vehicle tires includes a front tire and a rear tire to be mounted respectively on a front wheel and a rear wheel of a two-wheeled vehicle, each tire of the pair having a tread band extending around an axis of rotation. The tread band of the front tire includes a central annular portion straddling an equatorial plane and two annular shoulder portions disposed on axially opposite sides of the central annular portion. The central annular portion includes at least a pair of first grooves extending substantially longitudinally on opposite sides of the equatorial plane in such a way as to form a concavity directed toward the equatorial plane. Each shoulder portion includes a plurality of second grooves isolated from the first grooves and extending substantially transversally so as to form an average inclination with the equatorial plane greater than 90°.Type: GrantFiled: July 28, 2010Date of Patent: October 17, 2017Assignee: PIRELLI TYRE S.P.A.Inventors: Andrea Schiavolin, Mario Mariani, Pierangelo Misani
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Patent number: 9738119Abstract: A motorcycle tyre has a tread band including a central portion and two shoulder portions arranged at axially opposite sides of the central portion. The central portion includes a first plurality of grooves extended according to a substantially longitudinal direction and alternatively arranged at opposite sides of the equatorial plane of the tyre. Each groove of the first plurality of grooves has a substantially curvilinear course such as to form a concavity. The central portion further includes a sub-portion substantially free of grooves placed astride the equatorial plane of the tyre. Each of the shoulder portions includes a second plurality of grooves arranged obliquely relative to the equatorial plane of the tyre.Type: GrantFiled: December 23, 2010Date of Patent: August 22, 2017Assignee: PIRELLI TYRE S.P.A.Inventors: Mario Mariani, Sandro Gallo, Andrea Schiavolin, Pierangelo Misani
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Patent number: 9145031Abstract: A tire for motor vehicles, having a tread band extending around a rotation axis includes an annular central portion astride an equatorial plane of the tire, two annular shoulder portions arranged on axially opposite sides with respect to the annular central portion and two annular side portions each arranged between the annular central portion and a respective annular shoulder portion, the tread band having at least one module replicated along a circumferential direction of the tire and including at least one plurality of primary grooves inclined with respect to the equatorial plane and arranged at least on the annular portions, and at least one plurality of secondary recesses arranged mainly on the annular central portion and on at least one annular side portion, wherein a substantial disappearance of the secondary recesses determines a difference in the empty/solid ratio on the annular central and side portions between a new tire and a tire that has travelled at least 2000 km greater than 1.7%.Type: GrantFiled: December 24, 2008Date of Patent: September 29, 2015Assignee: PIRELLI TYRE S.P.A.Inventors: Pierangelo Misani, Mario Mariani, Andrea Schiavolin
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Patent number: 8997807Abstract: A tyre for motor vehicles, in particular for rear wheels of motor vehicles, has a tread band including an annular central portion, two first annular side portions and two second annular side portions, each arranged between the annular central portion and a respective first annular side portion and being narrower than the first annular side portion.Type: GrantFiled: December 24, 2008Date of Patent: April 7, 2015Assignee: Pirelli Tyre S.p.A.Inventors: Pierangelo Misani, Mario Mariani, Andrea Schiavolin
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Patent number: 8919397Abstract: A motorcycle tire includes: a tread band with a tread pattern including, in a zone symmetrically arranged on either side of the equatorial plane, a first module repeatedly duplicated in a direction of circumferential extension of the tire. The module has at least two first longitudinal grooves inclined in an oppositely arranged manner relative to the equatorial plane; and at least two substantially transverse grooves designed to intersect the two longitudinal grooves so as to define at least one block. The zone has a width in the axial direction of between 20% and 65% of the width of the tread band and a solids/voids ratio equal to at least 0.20. The tread pattern also has at least one substantially transverse continuous portion which extends over the entire width of the tread band delimiting at least one end of the module in the circumferential direction.Type: GrantFiled: June 20, 2008Date of Patent: December 30, 2014Assignee: Pirelli Tyre S.p.A.Inventors: Mario Mariani, Pierangelo Misani, Andrea Schiavolin
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Patent number: 8881777Abstract: A tire for motorcycles, has a tread band and includes an annular central portion and two annular shoulder portions. The tread band includes at least one first groove extending from one annular shoulder portion to the other annular shoulder portion and having a first vertex at the annular central portion, and at least one pair of second grooves arranged on opposite sides with respect to the equatorial plane, each groove of said at least one pair of second grooves being inclined with respect to the equatorial plane and extending from a respective annular shoulder portion up the annular central portion without intersecting the equatorial plane. The distance in the circumferential direction between an axially inner end of each groove of said at least one pair of second grooves and the first vertex is no greater than 3.5% of the circumferential extension of the tread band.Type: GrantFiled: December 24, 2008Date of Patent: November 11, 2014Assignee: Pirelli Tyre S.p.A.Inventors: Pierangelo Misani, Mario Mariani, Andrea Schiavolin
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Patent number: 8844589Abstract: Motorcycle tire suitable for mounting on the rear wheel of a motorcycle, including a tread band having a tread pattern includes a module which is repeated in a direction of circumferential extension of the tire, the module having: at least two substantially longitudinal first grooves which are inclined opposite to each other with respect to the equatorial plane of the tire; and at least two substantially longitudinal second grooves which are inclined opposite to each other with respect to the equatorial plane. Each substantially longitudinal first groove alternates with a second longitudinal groove. The substantially longitudinal first grooves have, in a direction axially away from the equatorial plane of the tire, two substantially consecutive curvilinear sections, the first section of which has a convexity and the second section of which has a concavity directed in the rolling direction of the tire.Type: GrantFiled: October 8, 2008Date of Patent: September 30, 2014Assignee: Pirelli Tyre S.p.A.Inventors: Mario Mariani, Luca Bruschelli, Andrea Schiavolin, Sandro Gallo
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Publication number: 20120285593Abstract: A motorcycle tyre has a tread band including a central portion and two shoulder portions arranged at axially opposite sides of the central portion. The central portion includes a first plurality of grooves extended according to a substantially longitudinal direction and alternatively arranged at opposite sides of the equatorial plane of the tyre. Each groove of the first plurality of grooves has a substantially curvilinear course such as to form a concavity. The central portion further includes a sub-portion substantially free of grooves placed astride the equatorial plane of the tyre. Each of the shoulder portions includes a second plurality of grooves arranged obliquely relative to the equatorial plane of the tyre.Type: ApplicationFiled: December 23, 2010Publication date: November 15, 2012Applicant: PIRELLI TYRE S.p.a.Inventors: Mario Mariani, Sandro Gallo, Andrea Schiavolin, Pierangelo Misani
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Publication number: 20120186712Abstract: A motor vehicle tyre, particularly for front wheels of motor vehicles, has a tread extending around an axis of rotation and includes a central annular portion which straddles an equatorial plane and two annular shoulder portions arranged on axially opposite sides of the central annular portion. The tread band has a void-to-rubber ratio of less than 10%, and the central annular portion has an axial extension less than 40% of the axial development of the tread band and includes at least a pair of first grooves extending substantially longitudinally on opposite sides of the equatorial plane. Each shoulder portion has an axial extension less than 35% of the axial development of the tread band and includes a plurality of second grooves extending substantially transversally forming an average angle with the equatorial plane of more than 90°. The central annular portion has a void-to-rubber ratio more than 0.Type: ApplicationFiled: July 28, 2010Publication date: July 26, 2012Inventors: Andrea Schiavolin, Mario Mariani, Pierangelo Misani
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Patent number: D819553Type: GrantFiled: October 27, 2016Date of Patent: June 5, 2018Assignee: PIRELLI TYRE S.P.A.Inventors: Andrea Schiavolin, Pierangelo Misani
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Patent number: D845219Type: GrantFiled: April 20, 2018Date of Patent: April 9, 2019Assignee: PIRELLI TYRE S.P.A.Inventors: Andrea Schiavolin, Pierangelo Misani
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Patent number: D884585Type: GrantFiled: July 6, 2018Date of Patent: May 19, 2020Assignee: PIRELLI TYRE S.p.A.Inventors: Andrea Schiavolin, Matteo Torchiana, Pierangelo Misani