Match Document Document Title
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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,...
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...
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...
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...
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...
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...
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...
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,...
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...
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...
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....
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...