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公开(公告)号:US12018641B2
公开(公告)日:2024-06-25
申请号:US17730986
申请日:2022-04-27
Applicant: Roller Bearing Company of America, Inc.
Inventor: Ryan Meeks , Jarrod McGuire , Elizabeth Westbrook
CPC classification number: F03D1/0675 , F16C33/201 , B29L2031/085 , F05B2230/60 , F05B2240/302 , F05B2280/6003 , F16C23/045 , F16C2208/32
Abstract: A joint bushing that accommodates the dithering and sliding in multi segment wind turbines. The joint bushing includes a self-lubricating liner that is a composite system incorporating woven Polytetrafluoroethylene fibers intermixed with structural reinforcement fibers in a composite matrix. The composite system provides sufficient life without requiring re-lubrication.
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公开(公告)号:US20230265926A1
公开(公告)日:2023-08-24
申请号:US18113363
申请日:2023-02-23
Applicant: Roller Bearing Company of America, Inc.
Inventor: John Reinhardt , Samantha Brees , Riley Lopez
IPC: F16J15/3284 , F16J15/00
CPC classification number: F16J15/3284 , F16J15/002
Abstract: A cartridge seal assembly includes an outer housing including a first tubular segment having a first axial end and a second axial end, and a first flange extending radially inward from the second axial end; an inner housing including a second tubular segment having a third axial end and a fourth axial end, and a second flange extending radially inward from the fourth axial end; and a first seal ring having a first tapered inner circumferential surface that defines a first passage through the first seal ring. The inner housing is removably secured to the outer housing, and the first seal ring engages a portion of one of the inner housing and the outer housing.
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公开(公告)号:US20230151850A1
公开(公告)日:2023-05-18
申请号:US17983590
申请日:2022-11-09
Applicant: Roller Bearing Company of America, Inc.
Inventor: Brian Rowe, JR. , James Voisine
CPC classification number: F16C23/043 , F16C25/04
Abstract: A spherical plain bearing includes an outer ring having a concave interior spherical surface, and an inner member having a convex exterior spherical surface. The inner member is pivotally disposed in the outer ring such that the inner member and the outer ring are angularly misalignable relative to one another. The spherical plain bearing includes an angular misalignment restraint system which includes an inner member restraint feature on the inner member and an outer ring restraint feature on the outer member. The first and second portions are spaced apart when the inner member and the outer ring are angularly misaligned relative to one another by less than a predetermined maximum angle θ, and come into abutment when the inner member and the outer ring are angularly misaligned relative to one another by angle θ. The abutment prevents any further relative angular misalignment of the inner member and the outer ring.
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公开(公告)号:US20230120784A1
公开(公告)日:2023-04-20
申请号:US17978615
申请日:2022-11-01
Applicant: Roller Bearing Company of America, Inc.
Inventor: Andrew Loutzenheiser , Anne Marie Stutz
IPC: B64D29/04
Abstract: A wear resistant composite material includes a first thickness of material, a second thickness of material, and a thickness of wear indicator located between and engaging the first thickness of material and the second thickness of material. The thickness of wear indicator has a colorant therein.
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公开(公告)号:US20220412403A1
公开(公告)日:2022-12-29
申请号:US17850433
申请日:2022-06-27
Applicant: Roller Bearing Company of America, Inc.
Inventor: James Voisine
Abstract: A spherical plain bearing includes an outer ring and an inner ring that are each coaxial with a longitudinal axis of the bearing. The outer ring has a first axial outer ring end, a second axial outer ring end, and an interior spherical concave bearing surface extending therebetween. The inner ring has a first axial inner ring end, a second axial inner ring end, and an interior cylindrical bearing surface defining a bore and an exterior spherical convex bearing surface extending therebetween. The exterior spherical convex bearing surface is in interfacial sliding engagement with the interior spherical concave bearing surface. A plurality of circumferential lubrication grooves and one or more curved lubrication channels are in the exterior spherical convex bearing surface. The curved lubrication channels are positioned to intersect each of the circumferential lubrication grooves. A plurality of profiled annular lubrication grooves circumferentially extend into the interior cylindrical bearing surface.
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公开(公告)号:US20220252042A1
公开(公告)日:2022-08-11
申请号:US17730986
申请日:2022-04-27
Applicant: Roller Bearing Company of America, Inc.
Inventor: Ryan Meeks , Jarrod McGuire , Elizabeth Westbrok
Abstract: A joint bushing that accommodates the dithering and sliding in multi segment wind turbines. The joint bushing includes a self-lubricating liner that is a composite system incorporating woven Polytetrafluoroethylene fibers intermixed with structural reinforcement fibers in a composite matrix. The composite system provides sufficient life without requiring re-lubrication.
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公开(公告)号:US20220195261A1
公开(公告)日:2022-06-23
申请号:US17692301
申请日:2022-03-11
Applicant: Roller Bearing Company of America, Inc.
Inventor: Frank Adams
Abstract: An anti-wear composite structure includes an anti-wear layer that has a wear surface opposite an adhesive receiving surface and a thermosetting resin applied to the adhesive receiving surface. The thermosetting resin includes a reactive adhesive configured to bond the anti-wear composite structure to a substrate at an ambient temperature band via pressure-sensitive adhesion. The thermosetting resin has an onset to cure in the ambient temperature band and has a peak cure temperature greater than the ambient temperature band to mechanically and chemically bond the anti-wear composite structure to a substrate.
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公开(公告)号:US11353002B2
公开(公告)日:2022-06-07
申请号:US16742192
申请日:2020-01-14
Applicant: Roller Bearing Company of America, Inc.
Inventor: Ryan Meeks , Jarrod McGuire , Elizabeth Westbrook
Abstract: A joint bushing that accommodates the dithering and sliding in multi segment wind turbines. The joint bushing includes a self-lubricating liner that is a composite system incorporating woven Polytetrafluoroethylene fibers intermixed with structural reinforcement fibers in a composite matrix. The composite system provides sufficient life without requiring re-lubrication.
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公开(公告)号:US11306807B2
公开(公告)日:2022-04-19
申请号:US17342598
申请日:2021-06-09
Applicant: Roller Bearing Company of America, Inc.
Inventor: Robert Pallini , Michael Coppola , Bradley Smith
Abstract: A cam follower for a ram of a metal can necker machine is provided. The cam follower has an outer ring and an inner ring coaxially disposed in the outer ring. A plurality of rolling elements is disposed in an annular cavity between the outer ring and the inner ring. The plurality of rolling elements is disposed between a first seal and a second seal. A shaft is received in a bore in the inner ring and is fixed relative thereto about the shaft axis. The outer ring is received in a tire. The tire has a thickness and a crown radius. The composition of the tire includes a metallic material, a plastic material, a non-metallic material, and combinations thereof.
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公开(公告)号:US20210231165A1
公开(公告)日:2021-07-29
申请号:US17230469
申请日:2021-04-14
Applicant: Roller Bearing Company of America, Inc.
Inventor: Jarrod McGuire , Travis Gipson , Brian Rowe, JR. , Bradley Smith
Abstract: A spherical bearing for a damper system includes a first segment and a second segment with a ball therebetween. The ball includes a shaft extending therefrom. The shaft extends out of the first segment. A lubricious liner is disposed between the first segment and the second segment.
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