Having Liner Patents (Class 29/898.047)
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Patent number: 11841048Abstract: The present invention is directed at products and methods related to the manufacture of a bearing with a bearing liner and the bearing liner on its own. The bearing liner within the bearing includes a fabric with a bonding side polymerized resin composition dispensed on one side and a sliding side polymerized resin composition disposed on a second side that contains dispersed lubricant. The liner preparation also offers the ability for the liner to conform to a selected bearing surface.Type: GrantFiled: January 6, 2023Date of Patent: December 12, 2023Assignee: New Hampshire Ball Bearing, Inc.Inventors: Richard R. Soelch, Brandyn Duane Lewis, Grant A. Drew
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Patent number: 11167616Abstract: This stabilizer link includes a metal support bar, and ball joints that are provided at both ends of the support bar. Each ball joint includes a ball stud one end of which is fastened to a suspension device or a stabilizer, and which has a ball part at the other end thereof, and a housing that rotatably supports the ball part of the ball stud. The support bar includes: a body part extending in a nearly linear shape, and reinforcement parts each having a nearly annular shape and each provided at both ends of the body part. The reinforcement parts of the support bar are each embedded in the housing so as to surround the ball part.Type: GrantFiled: August 23, 2017Date of Patent: November 9, 2021Assignee: NHK SPRING CO., LTD.Inventor: Shigeru Kuroda
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Patent number: 10562619Abstract: A main rotor trim tab retention system includes, a blade housing having flanges separated by a cavity defined between the flanges, and a trim tab assembly. The trim tab assembly includes, a trim tab having an aerodynamic surface, at least one arm extending from the trim tab positionable within the cavity while the trim tab extends outward from the cavity, and a spherical bearing connecting the trim tab and the at least one arm, the spherical bearing having a first axis which is substantially perpendicular to the aerodynamic surface of the trim tab. The at least one arm is pivotable about the spherical bearing about a second axis substantially perpendicular to the first axis to rotate the trim tab relative to the blade housing.Type: GrantFiled: November 6, 2015Date of Patent: February 18, 2020Assignee: SIKORSKY AIRCRAFT CORPORATIONInventors: Krzysztof Kopanski, Frank Caputo
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Patent number: 10208658Abstract: A rod end is provided for an actuator for a turbocharger high temperature wastegate. The rod end includes a stem configured to fixedly engage an actuator rod, a socket secured to the stem, and a spherical bearing disposed within the socket. The bearing includes an outer member and an inner member disposed at least partially within the outer member. The inner member is misalignable and rotatable in relation to the outer member. An area of engagement is defined by an interface of an inner engagement surface of the outer member and an outer engagement surface of the inner member. The spherical bearing is configured to withstand temperatures in excess of 260° C. (500° F.).Type: GrantFiled: February 6, 2015Date of Patent: February 19, 2019Assignee: Roller Bearing Company of America, Inc.Inventor: Alfredo Navarro
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Patent number: 9618040Abstract: The present disclosure relates to a double-structure bush usable in a joint portion which operates in low-speed and high-load, and a bearing assembly comprising the same.Type: GrantFiled: October 18, 2013Date of Patent: April 11, 2017Assignee: Doosan Infracore Co., Ltd.Inventors: Ji Won Choi, Dong Pil Lim
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Patent number: 8739410Abstract: Provided is a method of manufacturing a spherical bearing having an inside member with a metal ball portion and an outside member having a ball support portion enclosing and supporting the ball portion of the inside member and connected to the inside member swingably or rotatably relative to each other, including the steps of performing injection molding in which the ball portion of the inside member is inserted as a core in a mold to mold a resin liner covering the ball portion, molding the outside member covering the resin liner by a casting in which the ball portion and the resin liner are inserted as a core in the mold, and after the completion of the casting, heating the resin liner covering the ball portion through the ball portion of the inside member.Type: GrantFiled: December 9, 2010Date of Patent: June 3, 2014Assignee: THK Co., Ltd.Inventors: Hidekazu Michioka, Tomozumi Murata, Tetsuhiro Nishide
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Patent number: 8418368Abstract: A process for producing a bearing assembly includes positioning a first sleeve element in an injection mould, the injection mould having a cylindrical recess with a diameter for receiving the first sleeve element and the outside diameter of the first sleeve element being lesser than the diameter of the recess. A second sleeve element is positioned concentrically within the first sleeve element in the injection mould to define an annular chamber and elastomeric material in a molten state is injected under pressure into the annular chamber between the sleeve elements such that the outside diameter of the first sleeve element is expanded. The elastomeric material is allowed to solidify in the annular chamber between the two sleeve elements and the assembly of sleeves and elastomeric material are removed as a unit from the injection mould.Type: GrantFiled: May 28, 2010Date of Patent: April 16, 2013Assignee: Aktiebolaget SKFInventors: Peter Horling, Edgar Pickel
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Patent number: 8281490Abstract: Provided are a spherical bearing in which a ball portion (10) of an inside member (1) can be sealed inside an outside member (2) without employment of casting, and the outside member (2) and the inside member (1) are coupled to each other with high strength, and which can be downsized, and a manufacturing method for the same. The spherical bearing includes: an inside member (1) having a metal ball portion (10); a resin liner (3) covering the ball portion (10) of the inside member (1) and held in sliding contact with the ball portion (10); and an outside member (2) molded outside the resin liner (3) by a forging process and held in close contact with an entire of an outer peripheral surface of the resin liner (3) without being brought into contact with the inside member (1), for undetachably enclosing and holding the resin liner (3).Type: GrantFiled: July 31, 2007Date of Patent: October 9, 2012Assignee: THK Co., Ltd.Inventors: Tetsuhiro Nishide, Akira Morokuma
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Publication number: 20120114412Abstract: A ball joint for a motor vehicle having a housing and a ball pin (2) whose joint ball (3) is rotatably and pivotally supported in a bearing shell (6). The bearing shell (6) has a sheet-metal strip provided with recesses and which is formed for the formation of the bearing shell. A method for producing a component of a bearing shell of a ball joint is also disclosed.Type: ApplicationFiled: August 11, 2009Publication date: May 10, 2012Applicant: ZF FRIEDRICHSHAFEN AGInventors: Dirk Sokolihs, Sonja Ahlert, Frank Grundmann
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Patent number: 8028416Abstract: The object of this invention is to provide a hybrid composite journal bearing which is constructed so that a composite liner is positioned on an inner surface of a metal housing having a circular cross-section, thus preventing a journal from being broken or damaged or seized to the bearing, due to friction between the metal or composite journal and the journal bearing. The hybrid composite journal bearing (210) includes a metal housing (211) which is secured on an outer surface thereof to a bearing system and has a circular cross-section. A composite liner (212) is laminated to an inner surface of the metal housing (211) with a uniform thickness so as to minimize friction between the journal bearing and a journal.Type: GrantFiled: May 17, 2010Date of Patent: October 4, 2011Assignees: Korea Advanced Institute of Science and Technology, Samsung Heavy Ind. Co., LtdInventors: Dai Gil Lee, Hyoung Geun Kim, Seong Su Kim, Kyung Kun Bang
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Patent number: 7882638Abstract: A process for manufacturing a bearing. The bearing may be used in a tool disposed within a bore hole. The process comprises providing a tubular sleeve and applying a hard facing material on the outer diameter of the tubular sleeve so that the hard facing material is fused onto the outer diameter, and thereafter applying a material layer on the outer diameter so that the material layer is fused onto the outer diameter. The method further includes machining the outer diameter so that a portion of the material layer is removed, and then machining the inner diameter so that only the hard facing material is left as an inner diameter. The method further includes machining the outer diameter and the inner diameter in order to form the bearing. In the most preferred embodiment, the method further includes placing the bearing into a housing, and inserting a mandrel into the bearing, and wherein a hard coating of the mandrel abuts the bearing. A mud motor for rotating a bit in a well bore is also disclosed.Type: GrantFiled: June 21, 2005Date of Patent: February 8, 2011Assignee: Ashmin LCInventor: Gunther H H von Gynz-Rekowski
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Patent number: 7870673Abstract: Provided is a method of manufacturing a spherical bearing having an inside member with a metal ball portion and an outside member having a ball support portion enclosing and supporting the ball portion of the inside member and connected to the inside member swingably or rotatably relative to each other, including the steps of performing injection molding in which the ball portion of the inside member is inserted as a core in a mold to mold a resin liner covering the ball portion, molding the outside member covering the resin liner by a casting in which the ball portion and the resin liner are inserted as a core in the mold, and after the completion of the casting, heating the resin liner covering the ball portion through the ball portion of the inside member.Type: GrantFiled: April 15, 2004Date of Patent: January 18, 2011Assignee: THK Co., Ltd.Inventors: Hidekazu Michioka, Tomozumi Murata, Tetsuhiro Nishide
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Patent number: 7757403Abstract: The object of this invention is to provide a hybrid composite journal bearing which is constructed so that a composite liner is positioned on an inner surface of a metal housing having a circular cross-section, thus preventing a journal from being damaged or seized to the bearing, due to friction between the metal or composite journal and the journal bearing. The hybrid composite journal bearing (210) includes a metal housing (211) which is secured on an outer surface thereof to a bearing system and has a circular cross-section. A composite liner (212) is laminated to an inner surface of the metal housing (211) with a uniform thickness so as to minimize friction between the journal bearing and a journal.Type: GrantFiled: November 15, 2005Date of Patent: July 20, 2010Assignees: Korea Advanced Institute of Science and Technology, Samsung Heavy Ind. Co., Ltd.Inventors: Dai Gil Lee, Hyoung Geun Kim, Seong Su Kim, Kyung Kun Bang
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Publication number: 20090148085Abstract: According to one aspect of the present invention there is provided a method of manufacturing a bearing comprising the steps of providing a bearing housing incorporating a recess therein, the recess comprising a cup section shaped to receive part of a bearing member and a conforming section, extending from the cup section and incorporating the open end of the recess, the conforming section meeting the cup section at a transition boundary, inserting a pre-formed, continuous, liner through the open end to sit in the recess, the liner being chosen to approximately conform to the initial shape of the recess when inserted therein, inserting a bearing member into the recess through the open end such that the liner is positioned in between the surfaces of the bearing member and recess, deforming the bearing housing in such a way that the recess and liner each conform to the shape of the bearing member and the area of the open end of the recess is reduced in size to prevent removal of the bearing member from the housiType: ApplicationFiled: November 7, 2005Publication date: June 11, 2009Applicants: MINEBEA CO. LTD, BELDAM CROSSLEY LTD.Inventors: Paul R. Smith, George A. Richardson, Tony Greenwood
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Patent number: 7222425Abstract: A journal bearing has a lining of bearing metal applied to a steel backing. The surface of the lining is laser peen hardened to locally increase the hardness and the seizure resistance of the lining. The underlying core of the lining is unaffected and maintains good conformability of the lining. The overall lining thus possesses both good seizure resistance and conformability.Type: GrantFiled: June 27, 2005Date of Patent: May 29, 2007Assignee: Federal-Mogul World Wide, Inc.Inventor: Warren J. Whitney, Jr.
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Patent number: 6941656Abstract: There are provided a spherical bearing and a method for manufacturing the same, in which both of a ball bearing section and a ball section made of metal can make light and smooth swinging and rotary motions for a long period of time without biased wear and seize-up of those members even if the solid bodies of them can contact with each other due to a discontinuous oil film under a heavy load. A resin liner that contacts the ball section of the inner member in a sliding relationship is embedded in the ball bearing section, and a resin sliding contact surface provided by the resin liner and the metal sliding surface are adjacent to each other without any gap to form a sliding contact surface at the bearing section.Type: GrantFiled: August 5, 2002Date of Patent: September 13, 2005Assignee: THK Co., Ltd.Inventors: Hidekazu Michioka, Junichi Kuwabara, Kunihisa Takahashi, Tomozumi Murata, Takashi Sakae, Mitsuhiro Teramachi, Tsuyoshi Yamamoto, Fumiaki Morita
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Patent number: 6736565Abstract: A ball joint comprises: a ball stud having a spherical head at an end thereof; a ball seat into which the spherical head is slidably fitted so as to universally support the ball stud; and a housing for accommodating the ball seat. The ball seat and the housing have surfaces opposing each other, and recesses communicated with each other are formed on the surfaces. The recesses are filled with a resin, so that relative movement of the ball seat with respect to the housing is restricted.Type: GrantFiled: September 11, 2001Date of Patent: May 18, 2004Assignees: NHK Spring Co., Ltd., Beyonz Corp.Inventors: Koichi Tamatsu, Tadayuki Kojima, Mitsuhiro Dekune
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Patent number: 6715207Abstract: A method of manufacturing sliding bearings of the type in which a sliding guide surface is formed by using a resin liner, including fixing a thermosetting resin, which constitutes the resin liner, on the whole or a part of a sliding guide surface of a first member by an injection molding operation using the first member as a core, thereafter molding a second member, which covers a sliding guide surface of the first member, by a metal molding operation with the resin liner-fixed first member placed firmly as a core in a metal mold, and thermally curing the resin liner with the heat working on the sliding surface of the first member during the molding of this second member.Type: GrantFiled: February 15, 2002Date of Patent: April 6, 2004Assignee: THK Co., Ltd.Inventors: Hidekazu Michioka, Tomozumi Murata
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Patent number: 6532663Abstract: The hydrostatic fluid bearing comprises a cylindrical stator having orifices for introducing a fluid under pressure, on its inside surface the stator has a split ring constituted by an assembly comprising a plane metal plate and a layer of self-lubricating composite material. The layer of composite material has cells for surrounding orifices for introducing fluid under pressure, once the assembly has been put into place inside the stator.Type: GrantFiled: June 4, 2001Date of Patent: March 18, 2003Assignee: Snecma MoteursInventors: Claude Brune, Patrice Fayolle, Régis Moello, Gilles Frechon
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Publication number: 20020184768Abstract: There are provided a spherical bearing and a method for manufacturing the same, in which both of a ball bearing section and a ball section made of metal can make light and smooth swinging and rotary motions for a long period of time without biased wear and seize-up of those members even if the solid bodies of them can contact with each other due to a discontinuous oil film under a heavy load. A resin liner that contacts the ball section of the inner member in a sliding relationship is embedded in the ball bearing section, and a resin sliding contact surface provided by the resin liner and the metal sliding surface are adjacent to each other without any gap to form a sliding contact surface at the bearing section.Type: ApplicationFiled: August 5, 2002Publication date: December 12, 2002Applicant: THK Co., Ltd.Inventors: Hidekazu Michioka, Junichi Kuwabara, Kunihisa Takahashi, Tomozumi Murata, Takashi Sakae, Mitsuhiro Teramachi, Tsuyoshi Yamamoto, Fumiaki Morita
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Patent number: 6289589Abstract: A method for producing flanged bearings is described in which the blank (10) is punched out, forming at least two extension and holding portions (9, 9′), by means of which the blank (10) remains connected with the strip or the neighbouring blank during shaping. The flanged bearing is separated from the extension and holding portions (9, 9′) once shaping is complete. A device for shaping blanks is also described, which comprises a die and a die barrel, as well as on each side a slide displaceable for the purpose of forming the flange.Type: GrantFiled: May 28, 1999Date of Patent: September 18, 2001Assignee: Federal-Mogul Wiesbaden GmbH & Co. KGInventor: Edwin Aubele
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Patent number: 6280091Abstract: A combination of a bearing and a housing for the bearing is described, the bearing comprising two substantially semi-cylindrical half bearings each retained in a corresponding housing part about a joint face split-line wherein the housing has at least one circumferential locking plate inserted in said joint face split-line, said at least one circumferential locking plate extending radially inwardly to lie between opposed joint faces of the two bearing halves.Type: GrantFiled: October 29, 1999Date of Patent: August 28, 2001Assignee: Dana CorporationInventors: John William Martin, Allen Angus Graham
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Patent number: 6272728Abstract: A hollow self-lubricating thrust rivet or fastener is adapted to pivotably fasten first and second members to one another. The fastener is laminated on its outer surface with a self-lubricating or lubricious bearing material such as an organic polymer or plastic material. The bearing material provides the fastener with requisite lubricity to enable the members to rotate about the fastener without requiring application of a discrete lubricant to the interface of the fastener and the members. The fastener thus effectively combines the functions of a conventional fastener and a conventional bearing into a single unitary device. The fastener preferably includes an annular thrust portion laminated with the lubricious bearing material and adapted for placement between the members. The thrust portion effectively eliminates the need for installation of a discrete washer between the members.Type: GrantFiled: September 28, 1998Date of Patent: August 14, 2001Assignee: Norton Performance Plastics CorporationInventors: Albert Lenac, Antoni Jan Szwedziuk, Louis V. Portelli
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Patent number: 6213675Abstract: An axial joint and a process for manufacturing an axial joint are described. The axial joint comprises a metallic housing (1) with an opening (2) and with an interior space (9), with a ball pivot (3), which has a joint ball (4) and a pivot pin (5). The joint ball (4) is surrounded for the most part by the housing (1) and a pivot pin neck (5.1) of reduced diameter compared with that of the pivot (5) is present in the transition area between the joint ball (4) and the pivot pin (5), and the pivot pin (5) projects through the opening (2) of the housing. The axial joint also has a bearing shell (6; 6.1, 6.2), which consists essentially of plastic and is arranged between the housing (1) and the joint ball (4), and the metallic housing is made in one piece.Type: GrantFiled: November 25, 1998Date of Patent: April 10, 2001Assignee: ZF Lemförder Metallwaren AGInventors: Rainer Ungruh, Norbert Schmudde, Gerhard Hüneke, Dieter Müller
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Patent number: 6178639Abstract: A multilayer engine bearing (26) includes a steel backing (36) having a liner (38) of bearing metal of either copper-lead or aluminum alloys formed on the backing (36) and a thin layer (44) of either copper or nickel plated on the liner (38) to define a base lining member (40) of the bearing (26). A multilayer overplate (46) is formed on the base lining member (40) and includes an underlayer (48) of a lead-tin-copper alloy having a thickness of about 10 &mgr;m and an overlayer (50) of tin having a thickness of about 5 &mgr;m. The multilayer overplate (46) exhibits exceptional fatigue resistance under high dynamic loading conditions and retains good conformability and embedibility characteristics.Type: GrantFiled: June 17, 1999Date of Patent: January 30, 2001Assignee: Federal-Mogul World Wide, Inc.Inventors: Michael D. Lytwynec, James R. Toth, Daniel E. Dugan