Patents by Inventor Kouichi Morishige
Kouichi Morishige 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: 11448256Abstract: A slide bearing is made of synthetic resin and has an upper case, a lower case combined with the upper case, and an annular center plate placed between the upper case and the lower case so as to allow relative rotation between the upper case and the lower case. The center plate is integrally formed with the lower case. A joining surface of the lower case that joins to the center plate has a grip part, and the joining surface of the center plate has a grasp on the grip part.Type: GrantFiled: March 7, 2019Date of Patent: September 20, 2022Assignee: OILES CORPORATIONInventors: Yuta Ishii, Kouichi Morishige
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Patent number: 11448257Abstract: A thrust sliding bearing in which a dust cover that covers a piston rod of a strut type suspension can be securely and easily assembled to a lower case that is arranged under an upper case, and to provide the thrust sliding bearing whose mold structure for molding the lower case can be simple. In a thrust sliding bearing, a lower case, which rotatably slides around an axial center of an upper case, includes a plurality of upper tongues for engaging with at least a case-side protrusion of the upper case and a plurality of lower tongues for engaging with at least a cover-side protrusion of a dust cover, and the upper tongues and the lower tongues of the lower case protrude in the direction toward the axial center from an inner circumferential surface of a cylindrical portion provided in the lower case so as not to overlap each other in the direction of the axial center.Type: GrantFiled: September 28, 2018Date of Patent: September 20, 2022Assignee: OILES CORPORATIONInventors: Tomohiro Yamada, Kouichi Morishige
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Patent number: 11313412Abstract: Provided is a slide bearing capable of retaining strength while achieving weight reduction and cost-cutting. The slide bearing has an upper case (2) to be attached to an upper support for attaching a suspension to a vehicle body, a lower case (3) rotatably combined with the upper case (2), an annular center plate (4) located between the upper case (2) and the lower case (3), and an annular sliding sheet (5) located between the upper case (2) and the center plate (4). The lower case (3) has a lower case body (31) in a substantial cylindrical shape, a flange part (32) projecting radially outward from an outer peripheral surface of the lower case body (31), and hollow sections (321) formed on an outer peripheral surface of the flange part (32). A plurality of the hollow sections (321) are formed at equal intervals in a circumferential direction on the outer peripheral surface of the flange part (32).Type: GrantFiled: August 30, 2018Date of Patent: April 26, 2022Assignee: OILES CORPORATIONInventors: Tomohiro Yamada, Yoshiteru Igarashi, Kouichi Morishige
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Patent number: 11231068Abstract: Provided is a slide bearing capable of sustaining sliding performance over long period. A slide bearing has an upper case (2) configured to be attached to an upper support for attachment of a suspension to a vehicle body, a lower case (3) rotatably combined with the upper case (2) to form an annular space (7); and an annular center plate (4) and an annular sliding sheet (5) both placed within the annular space (7). The center plate (4) includes a bearing surface (40) slidable with the sliding sheet (5) and an annular groove (42) formed on the bearing surface (40) so as to hold lubricant. The annular groove (42) has an inner circumferential surface (43a) inclining down from the opening section toward the groove bottom section as it goes outwardly in the radial direction and an outer circumferential surface (43b) inclining down from the opening section toward the groove bottom section as it goes inwardly in the radial direction.Type: GrantFiled: September 27, 2018Date of Patent: January 25, 2022Assignee: GILES CORPORATIONInventors: Kouichi Morishige, Keisuke Imagawa
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Patent number: 11181147Abstract: Provided is a sliding bearing capable of reducing the number of components and reducing costs. This sliding bearing (1) is provided with; an upper case (2); a lower case (3) combined with the upper case (2); and an annular dust seal-integrated center plate (8) that has a dust seal part (6) for covering a gap between the upper case (2) and the lower case (3), is disposed between the upper case (2) and the lower case (3), and enables relative rotation between the upper case (2) and the lower case (3). The dust seal-integrated center plate (8) is integrally formed with the lower case (3).Type: GrantFiled: November 27, 2018Date of Patent: November 23, 2021Assignee: OILES CORPORATIONInventors: Yuta Ishii, Kouichi Morishige
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Publication number: 20210071712Abstract: Provided is a sliding bearing capable of reducing the number of components and reducing costs. This sliding bearing (1) is provided with; an upper case (2); a lower case (3) combined with the upper case (2); and an annular dust seal-integrated center plate (8) that has a dust seal part (6) for covering a gap between the upper case (2) and the lower case (3), is disposed between the upper case (2) and the lower case (3), and enables relative rotation between the upper case (2) and the lower case (3). The dust seal-integrated center plate (8) is integrally formed with the lower case (3).Type: ApplicationFiled: November 27, 2018Publication date: March 11, 2021Inventors: Yuta ISHII, Kouichi MORISHIGE
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Publication number: 20210071714Abstract: Provided are a slide bearing and a manufacturing method of the same, which allow for reduction in the number of component parts and for resultant reduction in costs. The slide bearing (1) is made of synthetic resin and has the upper case (2), the lower case (3) combined with the upper case (2), and the annular center plate (4) placed between the upper case (2) and the lower case (3) so as to allow relative rotation between the upper case (2) and the lower case (3). The center plate (4) is integrally formed with the lower case (3). The joining surface (34) of the lower case (3) to the center plate (4) has the grip part (35), and the joining surface (41) of the center plate (4) has a grasp on the grip part (35).Type: ApplicationFiled: March 7, 2019Publication date: March 11, 2021Inventors: Yuta ISHII, Kouichi MORISHIGE
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Publication number: 20200291988Abstract: Provided is a slide bearing capable of sustaining sliding performance over long period. A slide bearing has an upper case (2) configured to be attached to an upper support for attachment of a suspension to a vehicle body, a lower case (3) rotatably combined with the upper case (2) to form an annular space (7); and an annular center plate (4) and an annular sliding sheet (5) both placed within the annular space (7). The center plate (4) includes a bearing surface (40) slidable with the sliding sheet (5) and an annular groove (42) formed on the bearing surface (40) so as to hold lubricant. The annular groove (42) has an inner circumferential surface (43a) inclining down from the opening section toward the groove bottom section as it goes outwardly in the radial direction and an outer circumferential surface (43b) inclining down from the opening section toward the groove bottom section as it goes inwardly in the radial direction.Type: ApplicationFiled: September 27, 2018Publication date: September 17, 2020Inventors: Kouichi MORISHIGE, Keisuke IMAGAWA
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Publication number: 20200284294Abstract: Provided is a slide bearing capable of retaining strength while achieving weight reduction and cost-cutting. The slide bearing has an upper case (2) to be attached to an upper support for attaching a suspension to a vehicle body, a lower case (3) rotatably combined with the upper case (2), an annular center plate (4) located between the upper case (2) and the lower case (3), and an annular sliding sheet (5) located between the upper case (2) and the center plate (4). The lower case (3) has a lower case body (31) in a substantial cylindrical shape, a flange part (32) projecting radially outward from an outer peripheral surface of the lower case body (31), and hollow sections (321) formed on an outer peripheral surface of the flange part (32). A plurality of the hollow sections (321) are formed at equal intervals in a circumferential direction on the outer peripheral surface of the flange part (32).Type: ApplicationFiled: August 30, 2018Publication date: September 10, 2020Inventors: Tomohiro YAMADA, Yoshiteru IGARASHI, Kouichi MORISHIGE
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Publication number: 20200248742Abstract: A thrust sliding bearing in which a dust cover that covers a piston rod of a strut type suspension can be securely and easily assembled to a lower case that is arranged under an upper case, and to provide the thrust sliding bearing whose mold structure for molding the lower case can be simple. In a thrust sliding bearing, a lower case, which rotatably slides around an axial center of an upper case, includes a plurality of upper tongues for engaging with at least a case-side protrusion of the upper case and a plurality of lower tongues for engaging with at least a cover-side protrusion of a dust cover, and the upper tongues and the lower tongues of the lower case protrude in the direction toward the axial center from an inner circumferential surface of a cylindrical portion provided in the lower case so as not to overlap each other in the direction of the axial center.Type: ApplicationFiled: September 28, 2018Publication date: August 6, 2020Inventors: Tomohiro YAMADA, Kouichi MORISHIGE
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Publication number: 20200171905Abstract: The purpose of the present invention is to improve the driving stability of a vehicle in which a double wishbone type or multi-link type suspension is adopted. A double wishbone type suspension has a sliding bearing disposed between a coil spring provided coaxially with a shock absorber and an upper support for mounting the coil spring to the body of the vehicle along with the shock absorber, the sliding bearing permitting the coil spring and the upper support to rotate relative to each other. The sliding bearing permits the coil spring and the upper support to rotate relative to each other with torque lower than torque generated by the torsion of the coil spring caused by the load of the vehicle acting on a damper assembly.Type: ApplicationFiled: August 2, 2018Publication date: June 4, 2020Inventors: Yoshiteru IGARASHI, Kouichi MORISHIGE, Tsuyoshi NAGASHIMA
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Patent number: 10421329Abstract: A slide bearing (1) is provided with an upper case (2) attached to an upper support for attaching a strut assembly to a vehicle body, a lower case (3) which is rotatably combined with the upper case (2) and which forms an annular space (7), and an annular center plate (4) and sliding sheet (5) disposed in the annular space (7). The upper case (2) has a load-transmitting surface (27) constituting part of an upper surface of the annular space (7), the center plate (4) is provided with an annular recess (43) filled with a lubricant, and the center plate (4) has a bearing surface (41) for supporting loads exerted on the load-transmitting surface (27). The sliding sheet (5), which is disposed between the load-transmitting surface (27) and the bearing surface (41), has a sliding surface (51) that slides against the bearing surface (41).Type: GrantFiled: January 10, 2017Date of Patent: September 24, 2019Assignee: OILES CORPORATIONInventors: Kohei Takahashi, Kouichi Morishige, Keisuke Imagawa
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Patent number: 10344799Abstract: Provided is a sliding bearing wherein radial play is prevented. A sliding bearing (1) comprises: an upper case (2) mounted to an upper support for mounting the strut assembly of a strut-type suspension to a vehicle body; a lower case (3) which is mounted to an upper spring seat for supporting the upper end of the coil spring of the strut-type suspension, is combined with the upper case (2) so that the upper case (2) and the lower case (3) can pivot relative to each other, and forms an annular space (5) between the upper case (2) and the lower case (3); and an annular center plate (4) disposed in the annular space (5) and enabling the upper case (2) and the lower case (3) to pivot relative to each other. The center plate (4) has a circular conical surface-shaped bearing surface (41). The upper case (2) has a circular conical surface-shaped load transmission surface (27) sliding on the bearing surface (42) of the center plate (4).Type: GrantFiled: April 11, 2016Date of Patent: July 9, 2019Assignee: OILES CORPORATIONInventors: Toshihiko Sekine, Kouichi Morishige, Keisuke Imagawa
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Publication number: 20180370317Abstract: A slide bearing (1) is provided with an upper case (2) attached to an upper support for attaching a strut assembly to a vehicle body, a lower case (3) which is rotatably combined with the upper case (2) and which forms an annular space (7), and an annular center plate (4) and sliding sheet (5) disposed in the annular space (7). The upper case (2) has a load-transmitting surface (27) constituting part of an upper surface of the annular space (7), the center plate (4) is provided with an annular recess (43) filled with a lubricant, and the center plate (4) has a bearing surface (41) for supporting loads exerted on the load-transmitting surface (27). The sliding sheet (5), which is disposed between the load-transmitting surface (27) and the bearing surface (41), has a sliding surface (51) that slides against the bearing surface (41).Type: ApplicationFiled: January 10, 2017Publication date: December 27, 2018Inventors: Kohei TAKAHASHI, Kouichi MORISHIGE, Keisuke IMAGAWA
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Patent number: 10060471Abstract: Provided is a thrust sliding bearing which, while allowing a shaft member to smoothly rotate, can support for a long period of time a thrust load acting on the shaft member. A thrust sliding bearing comprises: an upper case (2) mounted to an upper support for mounting a strut-type suspension to a vehicle body; a lower case (3) mounted to an upper spring seat for supporting the upper end of the coil spring of the strut-type suspension, the lower case (3) being combined with the upper case (2) to form an annular space (5); and an annular center plate (4) disposed in the annular space (5) and enables the relative rotation between the upper case (2) and the lower case (3). The annular space (5) is filled with lubricating grease.Type: GrantFiled: April 21, 2015Date of Patent: August 28, 2018Assignee: OILES CORPORATIONInventors: Kouichi Morishige, Wataru Nishioka, Tsuyoshi Nagashima
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Publication number: 20180106292Abstract: Provided is a sliding bearing wherein radial play is prevented. A sliding bearing (1) comprises: an upper case (2) mounted to an upper support for mounting the strut assembly of a strut-type suspension to a vehicle body; a lower case (3) which is mounted to an upper spring seat for supporting the upper end of the coil spring of the strut-type suspension, is combined with the upper case (2) so that the upper case (2) and the lower case (3) can pivot relative to each other, and forms an annular space (5) between the upper case (2) and the lower case (3) ; and an annular center plate (4) disposed in the annular space (5) and enabling the upper case (2) and the lower case (3) to pivot relative to each other. The center plate (4) has a circular conical surface-shaped bearing surface (41). The upper case (2) has a circular conical surface-shaped load transmission surface (27) sliding on the bearing surface (42) of the center plate (4).Type: ApplicationFiled: April 11, 2016Publication date: April 19, 2018Inventors: Toshihiko SEKINE, Kouichi MORISHIGE, Keisuke IMAGAWA
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Publication number: 20170146056Abstract: Provided is a thrust sliding bearing which, while allowing a shaft member to smoothly rotate, can support for a long period of time a thrust load acting on the shaft member. A thrust sliding bearing comprises: an upper case (2) mounted to an upper support for mounting a strut-type suspension to a vehicle body; a lower case (3) mounted to an upper spring seat for supporting the upper end of the coil spring of the strut-type suspension, the lower case (3) being combined with the upper case (2) to form an annular space (5); and an annular center plate (4) disposed in the annular space (5) and enables the relative rotation between the upper case (2) and the lower case (3). The annular space (5) is filled with lubricating grease.Type: ApplicationFiled: April 21, 2015Publication date: May 25, 2017Inventors: Kouichi MORISHIGE, Wataru NISHIOKA, Tsuyoshi NAGASHIMA
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Patent number: 9488222Abstract: A thrust sliding bearing includes a synthetic resin-made bearing body having a hollow cylindrical portion, an annular collar portion, an annular protruding portion, a tubular projecting portion, an engaging projecting portion, and an annular projecting portion; an annular cover having a disk portion, a tubular portion, and an engaging projecting portion; an annular metal plate having an outer disk portion and an inner disk portion; and a thrust sliding bearing which is interposed between the bearing body and an annular lower surface of the outer disk portion of the annular metal plate and renders the annular metal plate rotatable with respect to the bearing body in a direction about an axis of the bearing body.Type: GrantFiled: January 23, 2015Date of Patent: November 8, 2016Assignee: OILES CORPORATIONInventors: Tsuyoshi Nagashima, Takashi Horiguchi, Kouichi Morishige
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Patent number: 9400015Abstract: A synthetic resin-made thrust sliding bearing includes a synthetic resin-made upper casing which is fixed to a vehicle body side via a mounting member; a synthetic resin-made lower casing which is superposed on the upper casing so as to be rotatable about an axis in a circumferential direction relative to the upper casing; and a synthetic resin-made sliding bearing piece disposed in a space between the upper casing and the lower casing.Type: GrantFiled: April 22, 2015Date of Patent: July 26, 2016Assignee: OILES CORPORATIONInventors: Kouichi Morishige, Takashi Horiguchi
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Patent number: 9267544Abstract: A thrust sliding bearing 1 includes a synthetic resin-made lower casing 2, a synthetic resin-made upper casing 3 superposed on the lower casing 2, and a synthetic resin-made thrust sliding bearing piece 4 interposed between said upper casing 3 and the lower casing 2.Type: GrantFiled: April 21, 2014Date of Patent: February 23, 2016Assignee: OILES CORPORATIONInventors: Kouichi Morishige, Ryohei Kaneko