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Document Title |
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8167493 |
Ball spline
a ball spline enabling easy machining of a spline shaft by drawing and manufacturable at low cost. The ball spline includes a spline shaft in which multiple lines of ball rolling faces are formed...
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8167492 |
Lubricating device for a linear rolling bearing
A lubricating device for a linear rolling bearing which has a guide rail and a carriage that is longitudinally moveable on the guide rail and supported on the guide rail by rolling bodies. The...
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8123407 |
Ball spline device
Provided is a ball spline device, in which an outer diameter of a nut member can be downsized to the maximum while sufficiently performing an original function, and which can keep reliability while...
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8117694 |
Table drive system
A table drive system comprising a first drive assembly configured for moving a support table in a first direction, a second drive assembly configured for moving the support table in a second...
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8092089 |
Auxiliary mounting device for linear rails
An auxiliary mounting device for linear rails includes a connecting rail and a ball-filling rail. Both sides of the connecting rail each have a first auxiliary groove. The ball-filling rail is...
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8070360 |
Motion guide device and method of lubricating the same
A motion guide device is provided, which is able to not only lubricate rolling-element rolling surfaces with the use of a technique totally different from conventional lubricating techniques but...
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8057100 |
Roller holder for motion guide device
A roller holder includes a number of couplers disposed between two longitudinal rods for coupling the rods together and for forming a number of compartments to receive rolling members, and two...
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RE42885 |
Linear guide device
In a linear guide device including: a rail having on either side surface thereof a track recess with a track surface formed thereon; a rail cover covering a rail upper surface of the rail; a...
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8033729 |
Movement guiding device for vacuum environment
A movement guiding device for a vacuum environment is provided so that the device is able to suppress a base oil vaporized in the vacuum environment from leaking to the outside. The movement...
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8033730 |
Linear motion guide unit with rollers
A linear motion guide unit with high stiffness, high accuracy and long-lasting service life is provided in which a rolling element is a roller and a carriage of a slider is made long to allow a...
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8016486 |
Rolling guiding device
A rolling guiding device makes it possible to easily provide a movement block with an endless circulation path for the balls. In one surface of a movement block opposed to a rolling groove of a...
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8011832 |
Linear guide
A linear guide, which has a guide carriage that 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...
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7997801 |
Linear rolling bearing
Linear roller bearing, for carriage (1) which is longitudinally displaceable along rail (2). Carriage (1) has an endless channel (8) for endless circulation of rolling bodies (9). Channel (8) has...
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7997800 |
Linear motion guide unit with mounting plate
A mounting plate is used to install any optional accoutrements or attachment on a linear motion guide unit. The mounting plate is made of a molded product which is inexpensive in production cost...
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7993059 |
Anti-dust structure for a sliding block of a linear guideway
An anti-dust structure for a sliding block of a linear guideway comprises a sliding block, two end caps, plural rolling elements, a flexible anti-dust strip and a rail. The two end caps are...
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7988360 |
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. When seen in an axial direction of a track shaft 1, a direction...
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7980763 |
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 (22) of a movement block...
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7967511 |
Rotation ring
Provided is a slewing ring which has a structure with a large slewing diameter, and is readily produced at low cost. The slewing ring includes: an outer ring (1), in which a load rolling groove...
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7950852 |
Linear motion guide unit with inside seal
An inside seal is installed in a recess open downward in the slider to keep load-carrying races kept free of foreign materials that have already crept into the inside of the slider. The inside seal...
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7950853 |
Linear roller bearing element
A linear roller bearing element with an endless rolling element channel is composed of a carrier raceway for the load-bearing rolling elements on a carrier body, a return channel for rolling...
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7942579 |
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 (2) and a reduction in machining...
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7934870 |
Circulating structure for a linear guideway
A circulating structure for a linear guideway is arranged in a circulating assembly the linear guideway. The linear guideway includes two circulating assemblies, and each circulating assembly is...
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7922613 |
Electric actuator
A hollow yoke is inserted into a bore section of a frame. The yoke is connected to a slider via a slit in the frame. A timing belt is inserted into a belt hole of the yoke. Further, a pair of guide...
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7891876 |
Linear roller bearing
Linear rolling bearing, having a guide carriage (1) which can be provided so as to be longitudinally movable on a guide rail (2) and in which rolling bodies (4) circulate in an endless rolling body...
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7883269 |
Structure for closing a rail mounting hole
A structure for closing a track rail mounting hole is disclosed, which prevents a closing cap from being press-fitted with an inclined state into the rail mounting hole, thereby being capable of...
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7866887 |
Linear guide rail for a linear guide system provided with a coolant slot
The invention relates to a linear guiding rail for a linear guiding system, comprising at least one guiding wagon being movable along the linear guiding rail by means of unrolling members,...
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7862235 |
Linear guide device
In a linear guide device, a rolling element cage 24 holding balls interposed between a rail side rolling element rolling groove and a slider side rolling element rolling groove is formed of a...
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7862236 |
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...
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7845854 |
Motion guide device
A motion guide device 10 includes a track rail 11 as a track member and a movable member 13 mounted to the track rail 11 via a plurality of balls 12. The plural balls 12 of the motion guide device...
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7837389 |
Rolling element chain system for a linear guideway
A rolling element chain system for a linear guideway comprises a slide rail, a slide block, a plurality of rolling elements and a rolling element chain. The circulating path of the slide block is...
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7838075 |
Surface strengthening method
A method for strengthening a surface of a metal member. The method includes the following steps in the sequence set forth: (a) coating the surface of the metal member with a carbon-based film...
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7832931 |
Ball connect device for a linear guideway
A ball connect device for a linear guideway comprises: at least one ribbon-shaped connecting portion in which being formed a plurality of retaining holes for retaining a plurality of balls, and a...
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7832932 |
Linear rolling bearing
A linear roller bearing includes a guide carriage braced longitudinally movably on a guide rail in the axial direction thereof via roller bodies; the guide rail has one bottom face, one top face,...
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7819584 |
Guide apparatus
A guide apparatus including a track rail and a moving block is free from the possibility of foreign matter entering the moving block through the gaps between the side surfaces of the track rail and...
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7806595 |
Miniature linear motion guide unit
A miniature linear motion guide unit can eliminate the need for additional machining on a track rail, and thus improve the accuracy of the track rail and reduce the manufacturing costs. A track...
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7802922 |
Retaining structure for rolling elements
An improved retaining structure for a rolling element comprises a plurality of separated pieces, two pairs of connecting ribbons, two pull-resisting ribbons, and a plurality of rolling elements....
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7798719 |
Method of manufacturing linear guide device and track rail for the linear guide device
A track rail is composed of a pair of rail members in which rolling contact surfaces for rolling bodies are formed, respectively, and a rail housing equipped with a pair of rail mounting grooves in...
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7798718 |
Rolling element accommodating belt for linear guide apparatus and linear guide apparatus
There is provided a rolling element accommodating belt for a linear guide apparatus which has a guide rail, a slider having a load rolling element guiding face which constitutes a rolling element...
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7794150 |
Linear module
A linear module has a rail with a longitudinal axis, a table part, and at least one linear guide device; the at least one linear guide device has a main part embodied so that it is integrally...
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7789564 |
Linear roller bearing
A linear rolling bearing, which has a guide carriage that is mounted by rolling bearings on a guide rail, and which has a scraper arranged at least one end side of the guide carriage for scraping...
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7771119 |
Linear guide apparatus
Inclined portions 15 which are provided at both end portions of a slider-side rolling element raceway groove 11 are each made up of a first crowning 18 which is formed into a curved surface shape...
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7762723 |
Linear motion guide unit
A linear motion guide unit permitted to operate for long service life with substantial maintenance-free for lubrication. The linear motion guide unit has heavy load capacity even with shrinking in...
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7758244 |
Linear guide unit, in particular gantry axis
A linear guide unit, in particular a gantry axis, that has an oblong guide support (14), is provided with two essentially parallel guide rails (24, 26) extending in the guide direction (F), but...
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7748906 |
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...
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7748905 |
Linear motion rolling guide unit
A linear motion rolling guide unit with underside seals not falling away from a slider even when mounting the slider on a track rail. An engaging member comprises a protrusion having two faces...
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7740406 |
Linear motion guide system with highly-tight sealing units
A linear motion guide system is disclosed in which a clearance between a slider and a guide rail is closed truly to clear foreign matter away from entering inside the system through any end of the...
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7736060 |
Accommodation belt for rolling element, and linear guide apparatus
In a linear guide apparatus, a rolling-element accommodation belt 50 is incorporated into each of endless circulation passages. This rolling-element accommodation belt 50 is formed into a shape...
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7736059 |
Linear motion guide apparatus having changeable wiper
A linear motion guide device includes a slider slidably attached onto a guide rail, an end cap and a wiper attached to the slider, the wiper includes one or more catches engaged with the end cap...
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7721874 |
Roller chain for a linear guideway
A roller chain for a linear guideway comprises: a plurality of spacers each having two retaining portions and two links, each retaining portion is a hollow structure for holding the rollers. The...
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7717622 |
Roller bearing for linear movements
The invention relates to a roller bearing for linear movements, said roller bearing comprising a guiding carriage which is essentially C-shaped in the cross-section thereof, is displaceably guided...
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