Class / Patent application number | Description | Number of patent applications / Date published |
384045000 | No cylindrical race | 32 |
20080199112 | LINEAR GUIDE APPARATUS AND ROLLING ELEMENTS ACCOMMODATION BELT - A linear guide apparatus includes a plurality of a rolling elements which circulates within a rolling element circulation path at predetermined intervals, spacers disposed between the respective rolling elements and a rolling elements accommodation belt which accommodates the rolling elements, connects each of the spacers and has ends thereof. At least one rolling element is disposed between the ends of the rolling elements accommodation belt, a cantilever-shaped elastically deformable projection is provided on an end face of the spacer situated at the end of the rolling elements accommodation belt, the projection projects from an inner circumferential side towards an outer circumferential side of the rolling element circulation path and the projection is inclined relative to an external end face of the spacer at the end of the rolling elements accommodation belt. | 08-21-2008 |
20080212905 | Motion Guide Device - A motion guide device having a novel scoop section structure whose scoop section is not likely to break even if a movement member is moved at high speed. A scoop section ( | 09-04-2008 |
20080292227 | CIRCUMROTATING CIRCULATING GUIDING ASSEMBLY OF LINEAR SLIDING RAIL - A circumrotating circulating guiding assembly of a linear sliding rail includes a sliding base body, a plurality of guiding assembly and a plurality of rolling elements. The sliding base body has a plurality of engaging portions and a plurality of guiding holes. The sliding base body is provided longitudinally with engaging portions. The guiding assembly comprises two circumrotating guiding portions, a plurality of fixing portions, a spacer and a plurality of guiding tubes. The fixing piece is fixed to the engaging portion. The guiding portion is combined with the circumrotating guiding portion. The rolling element is provided on the circumrotating circulating path in a rolling manner. With the fixing pieces being fixed to the engaging portion, and the spacer being engaged in the recessed portion, the insufficient strength of the guiding assembly formed of plastic materials can be compensated, thereby avoiding the vibration, noise and excessive frictional resistance efficiently. | 11-27-2008 |
20090067763 | Engaging device of linear sliding rail - An engaging device of a linear sliding rail includes a sliding rail and a sliding block. The sliding block comprises a sliding base body, a supporting body and two connecting bodies. The front and rear ends of the sliding base body have a positioning plate respectively. The two locking pieces each comprises hooks. The hook locks the two connecting bodies at the front and rear ends of the sliding base body. The hook abuts against one end of the abutting piece. The other end of the abutting piece abuts against front and rear end faces of the supporting body respectively. Via this arrangement, when the locking piece locks the two connecting bodies at both ends of the sliding base body, it also generating a pre-pressure to press the supporting body, thereby assembling the supporting body and the two connecting bodies on the sliding base body tightly and firmly. | 03-12-2009 |
20090092344 | Small Slider Unit - A small slider unit having a size effectively reduced in the longitudinal direction is equipped with a rail | 04-09-2009 |
20090123096 | ROLLING GUIDE DEVICE AND METHOD OF MANUFACTURING THE SAME - Provided is a rolling guide device which can be produced easily and inexpensively by achieving a reduction in the number of parts constituting a slide member ( | 05-14-2009 |
20090136164 | LINEAR ROLLER BEARING WITH DEFLECTION PIECE - A guide carriage for a linear roller bearing includes a main body, which may bear in a longitudinally movably manner and via at least a first and at least a second endlessly circulating roller row against a guide rail that extends in a longitudinal direction, a deflection assembly provided on an end face of the main body and including at least one curved inner deflection channel for the first roller row, and at least a second curved outer deflection channel for the second roller row, the inner deflection channel being located within the outer deflection channel, the deflection assembly includes an end cap, on the inner side of which—that faces the main body—an outer boundary surface of the outer deflection channel is provided, and at least one separate, one-pieced deflection piece inserted in the end cap, on which an inner boundary surface is provided that covers the entire outer deflection channel. An outer boundary surface is provided that covers the entire inner deflection channel on the deflection piece. | 05-28-2009 |
20090154849 | MOTION GUIDE DEVICE - Provided is a motion guide device having a scooping portion that is not damaged even when a moving member is moved at high speed. | 06-18-2009 |
20090185765 | LINEAR GUIDANCE DEVICE - Provided is a linear guidance device in which a track groove ( | 07-23-2009 |
20090196539 | WIDE-WIDTH GUIDE CARRIAGE - A guide carriage for a linear roller bearing is supportable in a longitudinally-moveable manner using at least two rows of endlessly circulating rolling elements on a guide rail which extends in a longitudinal direction, and includes a U-shaped carrier body having a first leg and a second leg, a deflection assembly for the at least two rows of rolling elements located on at least one longitudinal end face of the carrier body and including a first deflection part which is assigned to the first leg and a second deflection part which is assigned to the second leg, the two deflection parts being connected to one another via a connecting body, at least one outer wall surface of a curved deflection channel for the rolling elements is provided in the first and second deflection parts, one first and one second deflection insert are provided in the first and second deflection parts, respectively, on each of which at least one inner wall surface of the curved deflection channel is provided, and the first and second deflection inserts are provided as a single piece on an insert part, so that the first and second deflection parts and the connecting body are held together by the insert part, at least transversely to the longitudinal direction. | 08-06-2009 |
20090290820 | Linear Guideway with Retainers - A linear guideway with retainers fixes both ends of each retainer to end caps in such a manner that the retainers are installed at the inside bottom of a slide block. The retainer is provided with a retaining surface and a positioning block. The retaining surface is provided for supporting rolling elements. The positioning block is a T-shaped structure and each end of the T-shaped structure is provided with a semicircle. The positioning groove of the slide block is configured and positioned correspondingly to the positioning block and the positioning block is disposed in the positioning groove for preventing radial deformation of the retainer due to the impact of the rolling elements. | 11-26-2009 |
20100008608 | SLIDE ASSEMBLY - A slide assembly may be associated with a foldable cable management arm. The slide assembly includes inner and outer rails. The inner rail is slidable in the outer rail. The inner rail includes a ball bearing carrier disposed close to an end of the inner rail. The ball bearing carrier includes upper and lower ball receiving channels. The inner rail may be directly provided with the upper and the lower ball receiving channels and the ball bearings. Each of the upper and the lower ball receiving channels includes an open section positioned in use facing the outer rail. A plurality of ball bearings are contained in both the upper and the lower ball receiving channels and roll along the open sections of the upper and the lower ball receiving channels to support the outer rail. | 01-14-2010 |
20100027922 | LINEAR GUIDE - A linear guide, which has at least one approximately U-shaped carriage with side limbs that engage at least partially over a guide rail, at least two recirculating ball shoes for the longitudinally movable support of the carriage with respect to the guide rail, and adjusting means for pressing the recirculating ball shoes against the guide rail without play. At least one component is provided which has, in cross-section, at least one wedge-shaped portion, which projects at least partially into a likewise wedge-shaped intermediate space between at least one recirculating ball shoe and one of the side limbs. It is possible to realize reliable and automatic play adjustment which can be realized in a cost-effective manner, with a compact design of the linear guide being maintained. | 02-04-2010 |
20100046865 | BEARING MOUNT FOR A WORM GUIDE BAR - A device for transferring sausage-shaped products, carried out of a clipping machine and provided with loop-shaped suspension elements, to a product receiving element, said device containing: a guide bar along which the suspension elements can be guided in the direction of transport by means of conveyor elements, and a front and a rear bearing assembly for the guide bar, the bearing assemblies having a right-hand and a left-hand bearing unit that are each disposed in pairs laterally from the guide bar. It is further provided that the front and rear bearing assemblies form drivable positive guidance mechanisms for the suspension elements. | 02-25-2010 |
20100074565 | Ball bearing device for motion guide device - A motion guide device includes a rolling passage formed between two movable members, a umber of bearing members disposed between the movable members, and a umber of spacers disposed between the bearing members for spacing the bearing members from each other, the spacers each include a spherical structure having three pairs of opposite sides, and the spacers each include a depression formed in each of the six sides for suitably receiving or engaging with the bearing members and for allowing the spacers to be suitably engaged between the bearing members and for allowing the bearing members to be to be suitably engaged between the spacers relatively. | 03-25-2010 |
20100080496 | MOTION GUIDE DEVICE - Provided is a motion guide device capable of guiding a moving body smoothly without rattle and facilitating separation of the moving body from a main body. The motion guide device includes: a raceway rail having a rolling-element rolling part; a moving block having a rolling-element circulation path including a loaded rolling-element rolling part facing the rolling-element rolling part of the raceway rail and being mounted on the raceway rail movable relative to the raceway rail; a plurality of rolling elements arranged in the rolling-element circulation path of the moving block; and the raceway rail having a mounting member which does not have the rolling-element rolling part and is configured to be mounted onto a counterpart device, and a raceway rail main body which has the rolling-element rolling part and is configured to be mounted on the mounting member detachably. | 04-01-2010 |
20100129013 | Guide Rail Having Base Rail And Gear Rack, Method Of Making Same, Guide Assembly Including Same - A guide rail is provided. The guide rail includes a base rail and a gear rack mounted to the base rail. The guide rail also provides at least one race upon which a guide roller can ride. The guide rail defines a reference point related to the raceway that has a parallelism relative to the gear rack of less than or equal to 0.005 inches per foot along the length of the guide rail. Preferably, the reference point is defined directly by the raceway and the parallelism is less than or equal to 0.001 inches per foot. A method of forming the guide rail is also provided. The method includes machining the reference point into the guide rail and using the reference point to locate machining a seat for mounting the gear rack. A guide assembly including a guide rail and a carriage or frame structure is also provided. | 05-27-2010 |
20100150483 | MOTION GUIDE DEVICE AND METHOD OF PRODUCING THE SAME - Provided is a motion guide device achieving both of high strength and weight reduction and yet having excellent mass-productivity. | 06-17-2010 |
20100158420 | METHOD OF MANUFACTURING MOTION GUIDE DEVICE AND MOTION GUIDE DEVICE MANUFACTURED BY THE METHOD - There is performed a treatment including a grinding working step of grinding at least a portion of a rolling surface and a sliding surface of a motion guide device using a rolling member by a grinding working using a grinding stone, and a surface treating step of effecting a peening treatment to a friction surface formed by the grinding working to render a defect on the friction surface caused by the grinding working harmless. By manufacturing a motion guide device through such treating steps, a defect such as flaw generated on the friction surface is made harmless, the fatigue strength, sliding performance and lifetime of the device can be improved. Even in a travelling distance test, a travelling distance largely over a calculated lifetime could be achieved. | 06-24-2010 |
20100177996 | LINEAR GUIDE - The invention relates to a linear guide, having a guide carriage which is mounted in a longitudinally moveable manner on a guide rail and to which an additional component, for example a measuring head, can be fastened by means of a fastening device, wherein the fastening device has a pin which is fastened to the guide carriage at the end side, which pin has a fastening section which projects from the guiding carriage at the end side, to which fastening section the additional component can be fastened. | 07-15-2010 |
20100183252 | Component for Linear Guideway and Method for making the same - A component for linear guideway and method for making the same, wherein the component is an end cap or a bolt cover which is made by bulk molding compound which is injected into a mold and formed into the desired shape by thermal setting. The component can be an assembly made up of a plurality of members, namely, an inserting member which is provided for passage of rolling elements can be formed simultaneously when the component is molded by plastic injection molding. The inserting member is formed by: injecting metal powder into a first mold and forming into an inserting member with acceptable rigidity and precision; putting the inserting member into a second mold and bulk molding compound; then the die material is formed into the desired component by thermal setting directly on the inserting member. | 07-22-2010 |
20100209029 | LINEAR MOTION DEVICE COMPRISING PROJECTION-FREE RETURN PASSAGE - A linear motion device has a first assembly and a second assembly which is linearly movable relative to the first assembly, in which at least one first rolling surface which extends in a longitudinal direction is provided on the first assembly and is situated opposite a second rolling surface provided on the second assembly, and in which a row of rolling elements is located between the first and second rolling surfaces, and in which the first assembly includes a single-pieced, first body and at least one return assembly which may be installed as a whole, a return passage being provided in the first body, and furthermore in which at least one curved deflection passage is located entirely within the deflection assembly and connects the first rolling surface to the return passage in a manner such that the rolling elements may circulate endlessly, and in which at least one projection that engages in the return passage is provided on the deflection assembly. The return passage is provided completely and directly in the first body, and it has a constant cross-sectional profile along the entire length; the projection of the deflection assembly is designed in the shape of a finger, and the return passage includes a groove which is adapted to the finger-type projection, and into which the aforementioned projection engages. | 08-19-2010 |
20110033141 | Circulating System for a Linear Guideway - A circulating system for a linear guideway comprises a slide block, a slide rail, two cover plates, two end caps and plural rolling elements. The slide block is disposed on the slide rail. The two cover plates and the two end caps are disposed at two opposite ends of the slide block, respectively. Between the two cover plates and the two end caps are disposed inner return and outer return blocks, respectively, and the inner return and the outer return blocks each are defined with half rolling paths to form complete rolling paths. Both ends of a complete rolling path and both ends of a complete loaded path are connected to both ends of two complete return paths to complete circulation paths. The inner and outer return blocks are made by common plastic injection molding, and the formed rolling paths are made of plastic material. | 02-10-2011 |
20110058758 | ROLLING ELEMENT CHAIN - The invention relates to a rolling element chain ( | 03-10-2011 |
20110158567 | BALL RETAINER CHAIN, A METHOD OF MAKING THE SAME, AND A LINEAR GUIDE APPARATUS - A ball retainer chain includes a flat belt with axially arranged holes defined thereon. A separating portion is disposed between every two holes; upper/lower spacers combine with the separating portion. The surface between the separating portion and the adjacent hole is formed by a smooth surface. Partial spacer is formed by a spherical surface that smoothly connected to the hole surface. The spherical surfaces interlacedly arranged at a right side a left side include an opening with a vertical direction and a lateral directions corresponding to the flat belt, so that a mold pair reliant on a slantwise opening and closing manner would complete an injection molding. A smooth cylindrical form at two ends of the flat belt connects to an indentation at an inner or a mold surface of the flat belt. Thereby, while applying the belt to a linear guide apparatus, the cylindrical form could adjustably bend inward or outward for achieving a fluent traveling. | 06-30-2011 |
20120141054 | SUPPORTING BEARING - Disclosed is a supporting bearing for providing a large rotary module with an axial supporting force. The supporting bearing includes a body, a sliding track and a plurality of rolling members, wherein the sliding track is embedded in the body, and the rolling members are disposed so as to roll in the sliding track and to protrude from the top of the body, thereby providing higher precision and better rigidity to the large rotary module. | 06-07-2012 |
20120148177 | Linear Bearing Assembly and Method - A linear bearing assembly (the assembly) of the present invention is disposed in a housing of the assembly. A first rail and a second rail are movable relative to one another. A plurality of linear bearings are connected to the housing and disposed about the first and second rails. An actuator device is connected to at least one of the first rail and the second rail to selectively move the first rail and the second rail relative to one another and the housing in at least one of simultaneous and separate modes to redistribute lubricant in the linear bearings thereby preventing deformation of at least one of the first rail and the second rail. | 06-14-2012 |
20140177985 | LINEAR MOTION GUIDE UNIT WITH BURIED PLUG - A buried plug has interference which is made to exert a load or stress less in a widthwise direction of the guide rail than in a lengthwise direction of the guide rail, thereby protect raceways on the guide rail against any deformation such as bulge. The buried plug has a mating zone to press fit into a counterbore of a bolt hole and a leading zone to guide the mating zone into the counterbore. Let assuming a definition that a direction perpendicular to a lengthwise direction of the guide rail is referred to a direction opposed to the raceway surface or the widthwise direction of the guide rail, the interference exerting a force on the counterbore in the widthwise direction is determined less than the interference exerting the force on the counterbore in the lengthwise direction of the guide rail. | 06-26-2014 |
20140254961 | MOTION GUIDE DEVICE - Provided is a motion guide device capable of preventing a lid member from being damaged due to collision of balls and operating a moving block on a track rail at high speed. The motion guide device includes: a track member having a ball rolling surface; a moving member main body having a load ball rolling surface that forms a load ball path between the load ball rolling surface and the ball rolling surface, and a ball return path provided in parallel to the load ball path); a lid member having a direction changing path that connects the load ball path and the ball return path to each other to form an endless circulation path; and balls arranged in the endless circulation path. The lid member includes an introducing portion of the direction changing path, which includes a first contact surface continuous with the direction changing path. | 09-11-2014 |
20150345553 | Guide Carriage having a Rolling-Body Guide Section which engages behind the Raceway Insert - A guide carriage is configured for use with an elongate guide rail. The guide carriage has at least one row of spherical rolling bodies which are received in an associated endless circulatory channel. The circulatory channel has a load-bearing section and a return channel which are connected to one another at their ends which lie opposite one another via in each case one curved deflection channel. The load-bearing section is delimited by a carriage raceway extending in a longitudinal direction on the guide carriage and a rail raceway on the guide rail. A separate main body of metal is also provided. The carriage raceway is arranged on a separate raceway insert which bears against the main body. A separate rolling-body guide part is also provided which has a guide section extending in the longitudinal direction. The guide section engages behind the raceway insert. | 12-03-2015 |
20160017917 | LINEAR GUIDE APPARATUS - A linear guide apparatus includes a guide rail | 01-21-2016 |
20180022237 | SEAT SLIDE APPARATUS FOR VEHICLE | 01-25-2018 |