Class / Patent application number | Description | Number of patent applications / Date published |
384015000 | Combined with seal or guard | 45 |
20080247688 | Wiper for linear motion guide apparatus - A linear motion guide device includes a slider slidably attached onto a guide rail, an end cap and a wiper device attached to each side of the slider, the wiper device includes two wiping members to be easily and detachably attached to each of the end cap without tools and fasteners. The wiping members each include one or more projections or one or more latches for engaging with the end cap and for anchoring and positioning the wiping members to the end cap without tools and fasteners. The end cap includes a space separated into two chambers and for receiving the wiping members respectively. The wiping members each include a soft wiping portion for resiliently engaging with the guide rail. | 10-09-2008 |
20080260306 | Linear Motion Rolling Guide Unit - A linear motion rolling guide unit, which has underside seals prevented from falling off a slider, comprises a slider S having a pair of end caps | 10-23-2008 |
20080279489 | LINEAR MOTION GUIDE UNIT WITH INSIDE SEAL - A linear motion guide unit makes sure of smooth sliding movement of a slider over a guide rail even under harsh working environment in which much foreign materials or contaminants may occur. Load-carrying races are kept free of foreign materials that have already creped into the inside of the slider. An inside seal is installed in a recess open downward in the slider. The inside seal is composed of a metallic core and a sealing member that includes a joint portion secured to the metallic core and a major portion integral with the joint portion. The joint portion has a mating surface to come into engagement with a downward surface deep inside the recess cut in a carriage while the major portion includes a first lip to come into sliding engagement with a top surface of the guide rail, a second lip come into abutment against an inward sidewall of the recess, and third lip to come into abutment against a downward surface deep inside a recess cut in an end cap. | 11-13-2008 |
20080292226 | Linear motion guide apparatus - A linear motion guide device includes a slider and two end caps attached to side portions of the slider, and two holding assemblies attached to two side legs of the slider and the end caps for forming four endless ball guiding channels and for smoothly receiving four chains of rolling members, the holding assemblies each include two L-shaped holding devices and a retaining device attached to the leg of the slider and the end caps, and the holding devices each include two detachable halves for allowing the holding devices to be easily and quickly molded and for allowing the holding devices to be easily disengaged from the mold devices. | 11-27-2008 |
20080304773 | Linear motion guide apparatus - A linear motion guide device includes a slider slidably attached onto a guide rail, an end cap attached to each side of the slider, a cover band engaged onto the upper portion of the guide rail and having an end portion extended out of the end portion of the guide rail, and a block attached to the end portion of the guide rail and having an opening for receiving the end portion of the cover band, a wedge member is slidably engaged into the opening of the block and includes an inclined surface for slidably engaging with the inclined surface of the block and for securing the end portion of the cover band to the block when the wedge member is engaged into the opening of the block, a fastener may force the wedge member to secure the end portion of the cover band to the block. | 12-11-2008 |
20090010577 | Structure for Closing a Rail Mounting Hole - The present invention provides a structure for closing a track rail mounting hole, which prevents a closing cap from being press-fitted with an inclined state into the rail mounting hole, thereby being capable of positively preventing formation of a gap between the rail mounting hole and the closing cap. The closing cap ( | 01-08-2009 |
20090148083 | 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 guiding device for a vacuum environment according to the present invention comprises a track member ( | 06-11-2009 |
20090161997 | SEAL CLEANING AND LUBRICATING BEARING ASSEMBLY FOR A ROTATING FLOW DIVERTER - A rotating flow diverter has a lubricated sealed bearing assembly for isolating bearing elements from wellbore fluids under pressure. The sealed bearing assembly is supported between an outer bearing housing and an axially rotatable quill. The bearing assembly further has bearing elements with a bearing lubricant under pressure and a seal assembly. The seal assembly has at least one sealing element which comprises a body, the body having an outer peripheral wall, an inner sealing surface having a plurality of sealing lips and an annular cavity, and a loading ring for compressionally fitting within the annular cavity to urge the sealing surface radially inwardly for sealing engagement with tubulars. | 06-25-2009 |
20090245701 | Linear Motion Guide Unit - By reducing the component count, a more compact linear motion guide unit having sealing structures capable of maintaining high sealing performance between slider and guide rail over a long term is realized. A rubber-made end seal, attached to each end face of a slider slidably straddling a guide rail, has a lip portion integrally formed on a contact face with the guide rail, and a recessed portion formed in a face opposite to a mounting face attached to the slider. A positional relationship is determined such that the lip portion is located closer to the slider than the recess bottom face is. An oil-impregnated wiper seal is mounted in the recessed portion of the end seal. A scraper is disposed along the outer side of the wiper seal mounted in the recessed portion, so that the wiper seal is fixedly interposed between the scraper and the recess bottom face. | 10-01-2009 |
20090290818 | Cover Strip for a Linear Guide Rail - A cover strip for a linear guide rail, wherein a slide block is slidably disposed on the guide rail, a cover strip covers an upper surface of the guide rail, each of two sides of the guide rail extend outwards to form an extending surface with large slope, and each extending surface extends downward to form a flange, two sides of the central portion of the cover strip are provided with extending portions, and each extending portion extends downwards to form an engaging portion, the structures extending from two sides of the cover strip are configured in the shape of the corresponding structures of the guide rail, and a free end of each engaging portion extends downward to cover the ridge of each flange in such a manner that the cover strip can be positioned on the guide rail assuredly and stably. | 11-26-2009 |
20090310892 | Linear motion guide apparatus having changeable sealing structure - A linear motion guide device includes a slider slidably attached onto a guide rail, two end caps attached to two ends of the slider and each having a channel formed between two legs, two sealing members attached to the legs and located at two opposite side portions of the guide rail and each having a wiping member for engaging with the guide rail, and two further sealing members changeably attached to the legs and located farther away from the guide rail than the previous sealing members for making different sealing structures pr conditions with the guide rail, the end caps each include two anchoring slots formed in each leg for attaching the sealing members. | 12-17-2009 |
20100074564 | LINEAR MOTION GUIDE SYSTEM WITH WIPER SEAL - A wiper seal is less in sliding resistance that is encountered when the seal slides over a raceway surface of a guide rail, better in wear-proof quality, rich in durability, and further easy to steadily install it to a slider. The wiper seal is installed on one end of the slider in a linear motion guide system to wipe away foreign materials adhered on the guide rail. The wiper seal is made of polyester polyurethane foam having a reticular skeleton texture of three-dimensional construction including open-cells therein, the polyester polyurethane foam being squeezed or compressed into from ΒΌ to 1/20 in thickness to form a compact blank of three-dimensional construction having porosity therein. The wiper seal is set to come into sliding contact with the guide rail | 03-25-2010 |
20100158419 | SEALING MEMBER FOR ROLLING DEVICE AND ROLLING DEVICE - A sealing member for a rolling device is applied to a rolling device with inner and outer members and a plurality of rolling members between so the rolling members can roll to allow relative rotational or linear movement of the outer member with respect to the inner member. The sealing member includes an inner and outer lip parts that press the inner and outer members, respectively. The outer lip part is less rigid than the inner lip part. The sealing member may have a substantially circular shape and surround the inner member. Alternatively, the sealing member may have a substantially plate-like shape and extend in a direction of relative movement of the outer member with respect to the inner member. The sealing member for a rolling device configured as described above and a rolling device provided with the sealing member can be adequately used even in a hostile environment. | 06-24-2010 |
20100247005 | Sealing Segment and Sealing-Segment Arrangement - A sealing segment for sealingly connecting two structural components parts which are movable relative to one another, with two sealing bodies which are connected to one another by a web and which can be arranged in recesses of the structural component parts in an articulated manner, and a sealing segment arrangement with a plurality of sealing segments of this type, and a flow machine with a sealing segment arrangement of this type. | 09-30-2010 |
20100329595 | Linear Motion Guide Unit - The sliding mechanism including rolling elements | 12-30-2010 |
20110176754 | LINEAR MOTION GUIDE UNIT - Lubrication for rolling elements are made in a turnaround passage in an end cap to ensure proper and steady lubrication by the lubrication system simple in construction, with accompanying sustainable maintenance-free condition for lubrication. The end cap has an inward end surface facing directly towards the end surface of the carriage of the slider and having a concavity which sinks below the inward end surface and has openings communicating with the turnaround passages. A porous compact impregnated with lubricant is fitted into the concavity in a fashion exposed in part to the turnaround passage through the openings so that the rolling elements rolling through the turnaround passages, as coming into rolling-contact with the parts of the porous compact exposed out of the openings, are applied with the lubricant. | 07-21-2011 |
20120148175 | HIGH-PRESSURE-TIGHT SLIDE BEARING DEVICE FOR MINIMALLY-INVASIVE INSTRUMENTS - A high-pressure-tight slide bearing device for minimally-invasive instruments comprises an inner shaft part ( | 06-14-2012 |
20130011086 | Linear Guide Device - A seal member is a member including a lip, a seal base, a first extension section smaller in thickness than the seal base, and a first locking section, all of which are formed to be continuous in the cross-sectional direction. A retainer plate includes a base accommodating concave section for accommodating the seal base, and a first engagement concave section for accommodating the first locking section, and controls the first locking section to prevent the seal member from falling off. The first locking section is accommodated in the first engagement concave section with gaps left in the thickness and cross-sectional directions. | 01-10-2013 |
20130121625 | MOTION GUIDE DEVICE - The motion guide device includes: a track rail including insertion holes for fixing bolts; and a moving block assembled to the track rail through intermediation of a large number of rolling elements. The moving block includes an adhering matter path provided at a position opposed to the insertion holes of the track rail, the adhering matter path allowing matters adhering on the track rail to pass from one end to another end of the moving block. A pair of path forming members are fixed to both ends of the moving block in a moving direction thereof. The path forming members each include: a pair of end seal portions which traverse rolling-element rolling surfaces of the track rail and abut against a surface of the track rail; and a path opening portion which is provided between the end seal portions and forms an entrance of the adhering matter path. | 05-16-2013 |
20130142458 | Linear Guide Apparatus - A linear guide apparatus includes a set of two side seals disposed at each of both ends in the direction in which a slider moves. An inner seal disposed at the slider side and an outer seal are individually attached to the slider by bolts and, respectively. Accordingly, the two side seals can be attached easily and highly precisely to the slider. | 06-06-2013 |
20130142459 | Side Seal of Linear Guide - A side seal attached to each of both ends of a slider of a linear guide in a sliding direction and sliding in contact with a guide rail includes: a seal main body formed by shaping an elastic material using a mold and sliding in contact with the guide rail; and a holder for housing and holding the seal main body. A gate burr housing for an elastic-material gate burr of the seal main body is formed in a seal main body holder housing. This eliminates the need of complete cutting or elimination of the elastic-material gate burr of the seal main body, and improves assembling performance. The gate burr housing is formed at a front or rear side of the seal main body housing of the holder, and the elastic-material gate burr of the seal main body is formed at a corresponding portion to the gate burr housing. | 06-06-2013 |
20130216160 | Side Seal for Linear Guide Apparatus, and Linear Guide Apparatus - According to the present invention, two kinds of side seals ( | 08-22-2013 |
20130223770 | Seal Device and Linear Guide Device - A non-contact seal device is provided such that when attaching an end seal to a slider, positioning members can be used for positioning in the vertical and horizontal directions. Due to this, the end seal can be positioned with respect to the outer surfaces of the guide rail without using a specialized positioning fixture and then attach the end seal to the slider. Further, the projecting length of the positioning members is the same as the distance of the clearance between the guide rail and the end seal. Due to this, it becomes possible to attach the end seal to the slider so that the clearance between the guide rail and the end seal becomes the same as the distance of the clearance without using a specialized positioning fixture. | 08-29-2013 |
20130223771 | Linear Guide Bearing Device and Seal Member Used for the Same - There is provided a linear guide bearing device, and a seal member used for the same, in which the entry of foreign matter to the inside the slider and leakage of lubricant from the inside of the slider are prevented and the manufacturing costs are reduced. For this end, a linear guide bearing device | 08-29-2013 |
20130243355 | Side Seal for Linear Guide Apparatus and Linear Guide Apparatus - A side seal for a linear guide apparatus including a guide rail, a slider, and a plurality of rolling elements includes seal members formed of different materials, a holder plate and covers. Both seal members have recesses formed in a first face of a base and fitted with a protrusion of the holder plate. Both seal members have respective lips directed in opposite directions separated from each other. A tip of the lip of the first seal member is formed to have a shape in plane contact with the face of the guide rail. A tip of the lip of the second seal member is formed to have a shape in line contact with the face of the guide rail. | 09-19-2013 |
20130251291 | Constituting Component of Side Seal for Linear Guide Apparatus, and Linear Guide Apparatus - The sealing performance by a side seal is improved by changing the sealing function of the side seal for a linear guide apparatus which includes, as constituting components, a seal member, a holder plate that holds the seal member, and a cover (a scraper) depending on its application of the side seal. Plural types of the seal members ( | 09-26-2013 |
20130343680 | Linear Guide Device - There is provided a linear guide device which enables easy management of the amount of clearance between a side seal member and guide rail, which can reduce the amount of fine particles which escape to the outside of the side seal member. Such a linear guide device is suitable for being used in a clean room environment. The linear guide device is provided with a side seal member attached to an axial direction end part of a slider while providing a predetermined amount of clearance with a guide rail. The side seal member is formed integrally and has a thickness in the axial direction of 25 to 140 times the amount of clearance. | 12-26-2013 |
20140219587 | Linear Guide Apparatus - A linear guide apparatus is provided in which an excellent sealing performance is achieved. The linear guide apparatus includes a retainer for retaining plural cylindrical rollers rotatably in a rolling element rolling passage. The retainer includes an opening portion and accommodates for retention of the plural cylindrical rollers in the opening portion. The retainer also includes an endless seal unit surrounding the opening portion. The seal unit includes an inward facing lip inclining toward the inner side of the opening portion and extending toward the guide rail to be in sliding contact with the guide rail. The inward facing lip is formed continuously all around the seal unit. The seal unit includes an outward facing lip inclining toward the outer side of the opening portion and extending toward the guide rail to be in sliding contact with the guide rail, in addition to the inward facing lip. | 08-07-2014 |
20140270601 | ANTI-SKID AND POSITIONING LINEAR RAIL STRUCTURE - An anti-skid and positioning linear rail structure includes two rail units, a spacing piece, two teeth plates and two covers, wherein said two rails are disposed in a parallel manner, and a first surface is formed on each side of the rails units facing each other, and center of the first surface has a track, and a plurality of slot holes are disposed axially on the spacing piece, so most rolling units are able to be distributed into the slot holes of the spacing piece, and a receiving space is recessedly formed at central portion of one side of the rail unit. Center portion of the teeth plate has a hinged hole with a plurality of protruding teeth at the periphery thereof, and inner surface of the cover has a shaft stick provided for the hinged hole, and a cut opening is formed at the periphery thereof. | 09-18-2014 |
20140294327 | LINEAR MOTION GUIDE UNIT WITH INSIDE SEAL - An inside seal is installed to make close contact with a lower surface of a slider to exclude foreign material from circulating circuits, ensuring smooth sliding movement of the slider relative to a guide rail. The inside seal is composed of a major portion made of an elastic member and a metallic core, an elastic lip extending sidewise from a lengthwise side of the major portion across the overall length of the major portion to come into sliding contact with a guide rail, and hooked portions upright at lengthwise ends of the major portion at right angles to the major portion so as to fit into slots on end caps to keep in place the inside seal. Another longitudinal side opposite to the longitudinal side joining with the lip across the flat major portion has elastic edges to come into elastic abutment against the inside wall surface of the end cap, thereby urging the hooked portion towards one side of the slot to keep in place the inside seal. | 10-02-2014 |
20140301677 | MOTION GUIDE DEVICE - Provided is a motion guide device capable of suppressing generation of a gap between a first seal member and a second seal member, which are fixed to a moving block, and preventing foreign matters from entering the moving block, to thereby achieve a smooth motion of the moving block with respect to a track rail. The motion guide device includes: a track shaft having a rolling surface; a moving member freely movable along the track shaft; the first seal member that comes into sliding contact with a surface of the track shaft so as to close a gap between the track shaft and the moving member; and the second seal member that is provided along the rolling surface of the track shaft and closes the gap between the track shaft and the moving member. The second seal member includes: a fixing substrate locked to the moving member; and a seal portion that is firmly fixed to the fixing substrate along the rolling surface of the track shaft and includes a seal lip portion that comes into sliding contact with the surface of the track shaft and an extended seal portion that comes into close contact with the first seal member while being compressed by the first seal member under the state in which the first seal member is fixed to the moving member. | 10-09-2014 |
20140321777 | Side Seal and Linear Guide Apparatus Comprising the Same - To provide a side seal capable of preventing the entrance of the foreign matter to the inside of the slider and the outflow of the lubricant without damaging or reducing the original function of the lip, and to provide a linear guide apparatus including the above described side seal. A linear guide apparatus ( | 10-30-2014 |
20140328553 | RE-CIRCULATING BALL SLIDING SUPPORT ASSEMBLY - The present invention provides a re-circulating ball sliding support ( | 11-06-2014 |
20150010253 | LINEAR MOTION GUIDE SYSTEM UNIT - A lip portion of an end seal is born against a metallic core to make no interference against an end cap. The metallic core controls deformation of the lip portion to improve the close engagement of the lip portion with a guide rail. The lip portion is composed of an outside lip extending outwards and an inside lip extending inwards of the slider. A root portion where the inside and outside lips are merged together is secured to the metallic core in such a relation that the metallic core bears stress exerted on respective center lines of the outside and the inside lips. The metallic core is composed of a mounting portion having a mounting surface, a bent portion extending widthwise of the slider and biased or deflected more outward of the slider to prevent the lip portion from make any interference with the end cap. | 01-08-2015 |
20150043841 | Seal Mechanism of Linear Guide Apparatus - To improve sealability of end portions of under seal in a linear guide apparatus. A seal mechanism of the linear guide apparatus includes under seals and side seals to provide seals between a guide rail and a slider. Auxiliary lip is attached on an inner surface of an end cap and in sliding contact with the guide rail. The auxiliary lip is bent in its middle and covers the end portion of the under seal from two directions. The auxiliary lip includes an axial direction lip and an intersecting direction lip integrally formed with the axial direction lip and continuously extending from an end portion of the axial direction lip. | 02-12-2015 |
20150110426 | Linear Guide Apparatus - A linear guide apparatus is provided such that even if the length of an underseal is changed, the adhesion of the underlip and the side lip can be maintained and the lubricant leakage from the slider is preventable. In the linear guide apparatus, the underseal ( | 04-23-2015 |
20150316096 | Linear Guide Device - A side seal included in a linear guide device of the present disclosure has one or a plurality of seals, and the seals each have a lip portion, and a holder plate made of hard resin configured to the lip portion and to be mounted on a slider. The holder plate has a thickness retention portion configured to retain plate thickness, and a thin portion that is thinner than and has a lower rigidity than the thickness retention portion. The thickness retention portion is formed along at least the portion of an outer edge of the holder plate where there is not the portion. The thin portion is blocked by the thickness retention portion from the outside. | 11-05-2015 |
20150345561 | Guide Carriage having a Rolling-Body Guide Part made from an Elastomer - A guide carriage is configured for use with an guide rail. The guide carriage has at least one row of rolling bodies received in a circulatory channel. The circulatory channel has a load-bearing section and a return channel connected together at their ends by a deflection channel. The load-bearing section is delimited by a carriage raceway on the guide carriage and a rail raceway on the guide rail. At least one sealing lip is arranged in sealing engagement with the guide rail when the guide carriage is mounted on the guide rail. At least one separate rolling-body guide part, composed in one piece of an elastomer, has two deflection sections, between which at least one guide section, extending longitudinally, is arranged. An associated sealing lip is arranged on the guide section. At least one radially inner deflection surface of a deflection channel is arranged on each deflection section. | 12-03-2015 |
20160123386 | GUIDE CARRIAGE OF A LINEAR GUIDE - A guide carriage of a linear guide, which guide carriage has a back ( | 05-05-2016 |
20160186803 | SLIDE PROTECTOR - A slide protector slidably engaged with a slide rail together with a slide support has a harness holder holding a wire harness and a hooking section capable of hooking the slide support with the harness holder and the hooking section formed integrally. Though the wire harness causes a resistance force when the slide support slides rearward in the sliding direction and the slide protector is pulled rearward, reliability of the attachment structure of the slide protector to the slide support can be enhanced since the hooking section and the harness holder holding the wire harness are formed integrally. | 06-30-2016 |
384016000 | Annular | 5 |
20110311170 | Snap-In Center Seal Bushing - A bushing adapted to secure an O-ring seal in position relative to an area of a passage permitting reciprocation of a push rod forms a generally circular bushing body with opposed end faces. The end faces are separated by a gap so as to provide the bushing with an approximately C-shaped structure. The bushing includes a plurality of locking elements resistant to axial loads imposed on the bushing by the push rod disposed at least substantially within a corresponding plurality of recesses distributed around a circumferential exterior of the bushing. Solid ribs are interspersed with the locking fingers to resist radial loads imposed on the bushing by the push rod during operation. The O-ring seal is secured in position within the passage area of the passage by an end surface of the bushing. | 12-22-2011 |
20120063707 | GUIDING AND SEALING UNIT, IN PARTICULAR FOR A ROD OF A MONO-TUBE SHOCK-ABSORBER AND ANNULAR SEALING ASSEMBLY THEREFORE - A guiding and sealing unit for a rod of a shock absorber, including a bushing, and a sealing assembly pressed into a cup-shaped seat on one end of the bushing facing the inside of the shock absorber body. The sealing assembly includes a sealing ring and an annular sealing lip that contacts the rod, a metallic reinforcing structure having a flange-shaped portion that abuts the end of the bushing and a sleeve-shaped portion. A reinforcing ring snappingly mounted on the sealing ring on a side opposite to the lip, engaged on the rod, and made of a low friction coefficient material that is more rigid than the material used to form the sealing ring and which axially extends in the seat flanking at least in part, the sleeve-like portion of the reinforcing structure. | 03-15-2012 |
20120301061 | SOOTBLOWER STUFFING BOX AND SEAL - A lance tube stuffing box assembly includes within a seal cavity, a first and a second sleeve bearing oriented to be axially aligned with the bore and with each other and spaced apart within the bore to define a packings space. A plurality of braided packings are situated within the packings space and oriented to be axially aligned with each of the first and second sleeve bearings; and inserted within the bore in opposed relation to the annular wall of the seal cavity a gland follower which is likewise axially aligned and bears against the first bearing with an axial force to narrow the packings space, urging the plurality of braided packings to expand radially, such that when a lance tube is inserted axially. The axial force causes the braided packings to sealingly engage the lance tube. | 11-29-2012 |
20140314346 | SEAL-BEARING ASSEMBLY - A seal-bearing assembly to be inserted into the seal cavity of a mechanical device to provide a seal and a bearing surface to eliminate whip in a rotating and/or reciprocal cylindrical member. The seal-bearing assembly is particularly well suited for use in a reciprocal pump or a piston-driven valve, or between the steam lance and fixed steam tube in a sootblower. The assembly includes at least a pair of outer substantially rigid cylindrical bearings having an inner bore to be positioned over the cylindrical member and at least one complimentary flexible textile packing ring substantially comprised of carbon disposed between the two outer bearing members. In assemblies including an additional bearing, the additional bearing is surrounded by at least one flexible packing on each side. The inner bore of the bearing members provides a bearing surface for eliminating whip of the moving elements in the device. | 10-23-2014 |
20150316119 | CLOSURE PACKAGE FOR CLOSING A DAMPER TUBE FOR A VIBRATION DAMPER - The present invention relates to a closure package ( | 11-05-2015 |