Abstract: A drill driving apparatus includes a tool driving mechanism and a driving mechanism fixing instrument. The tool driving mechanism is configured to hold a tool and apply a rotation operation and a feeding operation in a tool axis direction to the tool. The driving mechanism fixing instrument has a through hole through which the tool passes. The driving mechanism fixing instrument is configured to be inserted detachably into a guiding through hole in order to fix the tool driving mechanism to a drill jig in which the guiding through hole is formed.

Abstract: A slide plate hinge comprises a fixed plate, and a slide plate. A slide plate sliding guide groove is respectively arranged on each of both sides of the fixed plate. The central section of the groove wall at one side of the sliding guide groove is of an elastic structure, and the elastic structure and the groove wall at the other side of the sliding guide groove clamps the slide plate. The slide plate hinge can implement the sliding guide and friction clamping on the slide plate by use of the sliding guide groove of an elastic structure, with high structural integration and concealability, thereby enabling the slide plate hinge to still have good hand feeling even without driving springs and enabling the slide plate to be stopped at any time amid the sliding process. The driving springs are not indispensable, so the thickness of the hinge can be reduced.

Abstract: Actuator stem guide apparatus for use with fluid valve actuators are described. An example actuator stem guide apparatus includes a base having an opening to allow an actuator stem of the fluid valve actuator to tilt or lean within the base to enable a lever of the fluid valve actuator to rotate and a guide receiving area adjacent the opening of the base. A guide is coupled to the guide receiving area and the guide has a bearing surface to slidably engage the actuator stem to limit lateral movement of a diaphragm assembly relative to a longitudinal axis of the opening to prevent the diaphragm assembly from engaging an inner surface of an actuator housing as the actuator stem moves between a first position and a second position.

Abstract: The invention relates to a collar bearing for a telescopic boom for the sliding support of two telescopic sections in the collar region of the outer telescopic section, wherein the collar bearing includes fixing means, whereby the collar bearing selectively is releasably connectable with the outer or inner telescopic section.

Abstract: A slide rail assembly includes a mounting panel, a slide rail secured to the mounting panel, a clipping member, and a driving member. The slide rail includes an outer slide. The outer slide includes a retaining panel attached to an outer surface of the mounting panel. The clipping member is attached to an inner surface of the mounting panel for preventing the slide rail from moving in a direction that is substantially perpendicular to the mounting panel. The driving member is slidably attached to the outer slide and abuts the clipping member. The clipping member is deformable to disengage from the mounting panel when the driving member slides relative to the outer slide.

Abstract: Slide assemblies that include at least an inner slide segment and an outer slide segment. Many of the slide assemblies also include an intermediate slide segment interposed between the inner slide segment and the outer slide segment. One or more of the segments can be constructed of an aluminum material and one or more of the segments can be constructed from a steel material. The inner slide segment includes a plurality of rollers separated into an upper row and a lower row. The inner slide segment also includes a plurality of keyholes separated into pairs, each of which includes an upper keyhole and a lower keyhole. The slide assembly can also include lock arrangements to secure individual slide segments in desired positions relative to one another. The slide assemblies preferably have a narrow cross-sectional width and a relatively high static and operational load rating.

Abstract: An extendible axle member (146 or 148) is provided for a pivoting axle of an agricultural harvester (100), the extendible axle member (146 or 148) having an elongate telescopic portion (400) with bearing surfaces for being slidably received in an outer axle member (142 or 144), wherein the elongate telescopic portion (400) is formed integral with and abuts a C-frame for supporting a steering knuckle (158 or 160).

Abstract: An inner rail release and positioning structure includes a release spring plate and having an extension arm defining a first inclined portion, a relatively shorter second inclined portion obliquely extended from the first inclined portion and a relatively longer third inclined portion obliquely extended from the second inclined portion remote from the first inclined portion at a relatively smaller inclined angle than the inclined angle of the second inclined portion, a stop member engageable with the release spring plate, a damping spring plate for stopping against the stop member to prohibited the extended inner rail from backward displacement and defining a front damping portion obliquely outwardly extended from the mounting base thereof, a connection portion, a rear damping portion and a rear support portion for allowing quick dismounting of the inner rail.

Abstract: A positioning mechanism for a quick release device of a slide assembly includes an opening in the rail and a positioning member located corresponding to the opening. The rail has a first contact portion adjacent to the opening which has an open potion and a reception portion communicating with the open portion. The positioning member includes a base, a resilient arm, a restriction portion and a second contact portion. The base is fixed to the rail. The resilient arm is connected between the base and the restriction portion. The restriction portion has a first contact end located corresponding to the reception portion. The second contact portion is connected to the restriction portion. An enclosed area is defined between the first contact end and the reception portion. The second contact portion contacts the first contact portion of the rail such that the first contact end is secured.

Abstract: A slide mechanism includes a fixing plate, a slide plate, and a slide assembly. The fixing plate defines a slide groove and forms a pair of slide rails on opposite sides of the slide groove. The slide plate is positioned on the fixing plate. The slide assembly is positioned between the fixing plate and the slide plate and is allowed an assisted back and forth movement on the slide assembly, and a rotation subjected to friction at the front end of the slide assembly and the slide plate.

Abstract: A linear guide is provided including a carriage configured to ride on a rail for linear motion along an axis of travel. The rail includes a base rail and a pair of side rail portions each coupled to a respective side of the base rail by an attachment portion. The surface of the each of the attachment portions forms an obtuse angle with the surface of the base rail portion.

Abstract: The present invention provides a pivot assembly bearing having a bearing inner ring, a shaft, a bearing outer ring, a housing, and an UV curable anaerobic adhesive fixing the bearing inner ring to the shaft, and the bearing outer ring to the housing, and that the adhesive includes 15 to 25% of urethane acrylate, 45 to 55% of acrylic acid diester, less than 3% of acrylic acid monomer, 15 to 30% of hydroxyalkylmethacrylate, less than 3% of anaerobic catalyst, and less than 3% of photopolymerization initiating agent, and in addition, a coloring agent, if necessary. As a result, a pivot assembly bearing with reduced outgas, shorter adhesive curing time, and no tack at the adhesive surface is obtained.

Abstract: A rotary wing aircraft bearing for providing constrained relative motion between a first rotary wing aircraft member and a second rotary wing aircraft member. The bearing includes an elastomeric mold bonded laminated subassembly, the elastomeric mold bonded laminated subassembly including a plurality of mold bonded alternating layers of interior nonelastomeric shim members and interior elastomeric shim members, the interior elastomeric shim members including a first laminate end elastomeric shim and a distal second laminate end elastomeric shim. The first laminate end elastomeric shim has a first side mold bonded to a first end interior nonelastomeric shim member and a second side mold bonded to a first metal first laminate end structural bond shim.

Abstract: A slide mechanism includes a first plate defining two first guiding slots, a second plate defining two second guiding slots, and two connecting bodies. Each connecting body passes through the first guiding slot and the corresponding second guiding slot to connect the first plate and the second plate, and the connecting body is slidable relative to the first guiding slot and the second guiding slot. The invention also discloses a portable electronic device applying the slide mechanism.

Abstract: The object of the invention is to provide a drilling device which is compact and has good sliding properties. The object is achieved by an upper beam for use with a lower beam in a telescopic feeder for a drilling device for rock drilling. The upper beam extends along a longitudinal axis and has a generally U-shaped cross section comprising a bottom wall and a first and a second side wall. Each side wall has an inward surface and an outward surface. The upper beam comprises a cooperating member intended for sliding cooperation with the lower beam. The cooperating member comprises an attachment structure extending outwardly from each outward surface of each side wall. Each attachment structure is intended for fixed mounting of a crank block bracket, which crank block bracket faces the outward surface of each side wall.

Abstract: Disclosed is a rack bush and a rack pinion type steering apparatus having the rack bush for a vehicle, which can smoothly support a load in an axial direction and a vertical direction of a rack bar so that it is possible to reduce abnormal abrasion of the rack bush, reduce a rattle noise caused by external force transferred through the rack bar during movement of the rack bar, and prevent damage to the rack bar and a pinion through distribution of the load due to an external impact on the shaft.

Abstract: A rail section comprises a body portion. The rail section has a profile that provides one or more roller contact areas extending a length of the rail section. The rail section further comprises an end portion that defines one or more slots that allow the one or more roller contact areas to deflect elastically relative to the body portion.

Abstract: A linear unit has a substantially rigid housing unit having an engagement slot, a rotor that is received in said housing unit so as to be movable back and forth in a travel direction, the rotor having at least one engagement device which engages the engagement slot in said housing unit in an engagement direction extending substantially orthogonally to the travel direction, the at least one engagement device including not only a contact unit associated with the rotor, but also a strip unit, and means for compensating a position of the strip units relative to the contact unit.

Abstract: A method of making a bearing assembly and a bearing assembly is provided. The method includes the steps of extruding a support rail, providing a mounting surface on the support rail, mounting a bearing rail on the mounting surface and machining a bearing surface on the bearing rail. The bearing assembly includes an extruded support rail and a bearing rail. The bearing rail is of a harder material than the material of the support rail to which the bearing rail is mounted. The bearing rail further provides a machine polished linear contact.

Abstract: A slide system for machine tools is provided, comprising a base member, at least one guide rail held on the base member and extending in a longitudinal direction, and a slide on the guide rail with at least one guide carriage. The guide rail has a guiding area and a base area. One of the base area or the base member has a receiving means extending transversely to the longitudinal direction of the guide rail and the other of the base area or the base member has an insert member insertable into the receiving means in a direction transverse to the longitudinal direction of the guide rail. A clamping element is provided for clamping the insert member in the receiving means. The insert member is fixed in a form-locking manner by the receiving means and the clamping element in all directions extending transversely to the longitudinal direction.

Abstract: A bridge bearing in which a substructure and a superstructure are displaceably connected to each other by means of a sliding bearing, whereby the displacement occurs in a linear and/or cardanic manner in at least one of the directions X, Y, and Z. The bearing is characterized in that a carriage (7) that is connected to a cover plate (10) is guided in a linear manner in the X and/or Y direction by two interspaced shafts (5, 4), respectively, on which displaceable slide bushings (9, 8) are arranged and/or the cover plate can be guided in a tiltable manner by a pivot bearing (18) in the Z direction. This combination of a linear and pivot bearing enables all alignment errors arising as a result of finishing inaccuracies, foundation subsidence, desired and undesirable slanting to be compensated and regulates the variations in lengths due to temperature and load.

Abstract: In order to improve a slide system for machine tools, comprising a base member, at least one guide rail which is held on the base member and extends in a longitudinal direction and a slide guided on the guide rail with at least one guide carriage, in such a manner that the guide rails can be mounted with as great a precision as possible and as easily as possible it is suggested that the guide rail have a guiding area and a base area, that for the connection between the base area and the base member one of the two has a receiving means extending transversely to the longitudinal direction of the guide rail and the other has an insert member insertable into the receiving means, this insert member being inserted into the receiving means in a direction transverse to the longitudinal direction of the guide rail, that a clamping element be provided which acts on the insert member in the sense of a secure fit in the receiving means and that the insert member be fixed in a form-locking manner by the receiving means an

Abstract: The invention concerns a linear drive consisting of a primary part (1) which can be arranged on a slider (90), where the slider (90) can be moved on a guide system, and a fixed secondary part (2) which interacts with the primary part (1) such that the slider (90) can be moved on the guide system. The primary part (1) can be separated from the slider (90) and moved on a bearing (3) relative to the slider (90).

Abstract: In order to eliminate a joining play and a wear play in a straight-line mechanism with a straight guiding member and a carriage sliding on this guiding member, it is provided to equip the guiding surfaces of the guiding member and of the carriage with mutually coordinated profiles. Each of the profiles has at least one wedge which extends in the sliding direction and rises in the circumferential direction and the parts having the profiles can be rotated with respect to one another.

Abstract: A slot bearing assembly for a member moveable relative to a slot such as a carrier for a slotted rodless cylinder in which the slot bearing is allowed to float relative to the moveable carrier.

Abstract: An improved abrading tool adapted for being driven in rotation by a power tool is disclosed. The abrading tool includes a single piece housing having concentric inner and outer cylindrical walls. A plurality of abrading disc assemblies are in equal circumferentially spaced relation between the inner and outer cylindrical walls. Each abrading disc assembly includes an axle having an integral head and a key means adjacent the under side of the head adapted to be engagable with a keyed radial aperture of the inner wall for preventing rotation of the axle relative to the housing. A bushing is removably mounted on each axle between the inner and outer walls of the abrading tool. The bushing includes a flange formed at one end thereof adapted to be engagable with the outer wall of the housing. A plurality of abrading discs are rotatably mounted on each bushing wherein the flange is adapted to prevent contact between the abrading discs and the outer wall of the abrading tool.

Abstract: A guide bearing assembly is disclosed which is capable of being thoroughly cleaned. A linear actuating embodiment includes a reciprocating shaft with first and second spools axially spaced a predetermined distance. Each spool has an associated guide bearing surface taking the form of a cylindrical bore, with the bores axially spaced a distance greater than the axial distance between spools so that when one spool is in engagement with its guide bore, the opposite spool is out of engagement with its guide bore. A rotary bearing embodiment includes a rotatable shaft having first and second spools with each spool having a plurality of angularly spaced lobes. The lobes cooperate with complementing guide bearing surfaces on a guide sleeve. The lobes of one spool are angularly spaced relative to the lobes of a second spool, so that with the lobes of the first spool in engagement with their guide surfaces, the lobes of the second spool are disengaged, and vice versa.

Abstract: A linear guiding unit comprises a guide housing (10). Inside the guide housing (10) there are provided linear ball bearings by which a carriage (40) is guided. Moreover, a pneumatic drive (56) is accommodated within the guide housing (10). The pneumatic drive comprises a cylinder cavity (58) inside the guide housing (10). The cylinder cavity (58) accommodates a piston (60). The piston (60) is movable along the cylinder cavity (58). The piston (60) is connected with the carriage (40) by a flexible rope (74). This flexible rope is sealingly passed through cover walls (66) of the cylinder cavity (58). The rope is deviated outside the cylinder cavity (58) and is fixed to the carriage (40). A cover belt (90) different from the rope covers a longitudinal opening (31) of the guide housing (10) through which the carriage can be connected with an object for common axial movement.

Abstract: A boom collar for an outer telescopic boom section of a telescopic boom includes a tension belt forming at least a bottom surface and first and second curved corner portions of the collar. First and second sliders are disposed in the first and second curved corner portions, respectively, and the first and second sliders translate along the tension belt about a longitudinal axis of the said telescopic boom. First and second webs are connected to either side of the tension belt, and prevent the first and second sliders from moving in a direction of the longitudinal axis.

Abstract: A class of bearing plate structures for slidable engagement with a reference bar include a plurality of plates each having a precision machined surface for sliding engagement with a corresponding precision machined surface of the reference bar. The use of a curable hardening bonding material to attach adjacent portions of the plates together allows angles between adjacent plates and the operating gap between the bearing plate structure and the reference bar to be easily set and fixed with reference to the reference bar.

Abstract: A linear guide assembly which includes a slide body that is moveably supported on a guide rail by a non-rolling bearing insert. A channel extends longitudinally through the body and the guide rail is received in the channel. The bearing insert facilitates longitudinal movement of the body along the rail. The nature of the mounting of the bearing insert to the body in the channel is such that the bearing insert can be readily removed from the body when excessively worn and replaced without also requiring replacement of the body.

Abstract: A motor vehicle steering column including a first mast jacket element mounted on a body of the vehicle, a second mast jacket element telescoped into a cylindrical passage in the first element, and a split bushing between the first and second elements. The bushing has a lip on an outside surface thereof which seats against the passage in the first mast jacket element to define a closed circumferential chamber around the bushing interrupted by the split in the latter. A plastic shim is molded in place in the closed circumferential chamber by injecting liquid plastic under pressure through a port in the first mast jacket element. Liquid plastic fills the closed circumferential chamber and clamps an inside surface of the bushing against an outer surface of the second mast jacket element to eliminate lash. Shrinkage of the plastic in the closed circumferential chamber reduces the contact pressure between the bushing and the second mast jacket element to minimize frictional drag.

Abstract: Arrangement for mounting slides between a rock drilling machine and a carriage or the like mounted slideably with respect to the feeding beam of the drifting machine. In the arrangement, slide flames are formed by an integral body having a groove for a slide made as an integral body. The groove and the slide are such in cross section that the slide can be inserted into the slide frame only in its longitudinal direction.

Abstract: A replaceable wear shoe is used with a refuse truck ejector mechanism supported by load bearing slide bars which slide along spaced parallel rails. The wear shoe body is C-section shape with an outer surface configured to preferentially ride the rail of the refuse truck and support the ejector mechanism. The inner surface of the wear shoe body forms a channel for receiving a recessed portion of the slide bar. The wear shoe body covers the portion of the slide bar which contacts the rail. Retaining means in the form of plates are used to secure the wear shoe body to the slide bars.

Abstract: A rail construction for a machine tool includes a bed made of resin concrete, a pair of laterally spaced rails made of resin concrete which extend along a lengthwise direction of the bed and which and have an upper portion on which a table is slidably mounted, and a reinforcing member inserted into each of the rails such that the reinforcing member is out of concern with the movement of the slide table along the upper surface of each of the rails.

Abstract: The load bearing ball of the type which has a main ball (1) of substantially high diameter on which the loads rest, in turn rests on a plurality of balls (2) of diameter substantially smaller than the diameter of ball (1), which are placed on the bottom (3) of a suitable container (4), the latter having a substantially hemispheric shape. A main feature of the invention consists of the particular structure capable of closing the container and capable of holding the several balls in the interior of the container. This structure serves also for the purpose of fastening the main large ball to the border of the opening (6) formed on the supporting plane (7) of the same load bearing ball.

Abstract: In the case of a device for fastening of at least one exchangeable elongate slide insert (5), in particular synthetic plastics material slide inserts, in recesses of a slide base or ribbed plate (4), in which the side surfaces of the slide insert (5) are at least partly gripped by inwardly-sloping or undercut walls of the recesses, the slide inserts (5), on their underside and transversely to their longitudinal axis, have a straight-line groove, in which case the slide base or ribbed plate (4) on its upper side has a groove open towards the top in alignment with the groove in the insert, and the groove in the slide base or ribbed plate (4) and the groove in the slide insert (5), in the locking-in position, define a clear opening for the insertion of a rod-shaped locking-in member (7), the free ends of which project, in a plastically deformable mariner, beyond the edges of the slide base or ribbed plate.

Abstract: In a co-ordinate measuring machine, a linear guideway comprises two tubular guides 14, 16 mounted on a column 10 in a parallel spaced apart relation and extending in a direction parallel to the longitudinal axis of the column 10. The guides 14, 16 are mounted on the column 10 by a plurality of elongate bars 20 formed for example of carbon fibre. The bars 20 are so designed as to allow change in relative length between the guide 14 and the column 10 but to retain the guide 14 in a rigid relation to the column 10 in a direction along the axis of each of the bars 20. The guide 16 is mounted on the column 10 by a plurality of pairs of bars 50 similar to the bars 20. Each of the guides 14, 16 is anchored relative to the column 10 at one respective end. A carriage 12 is slidably mounted on the guides 14, 16 by suitable bearings and requires five degrees of restraint and one degree of freedom in the axial direction of the guides 14, 16.

Abstract: A linear guide comprises a guide rail and a U-shaped slide overlapping the guide rail in a carrier-like manner. The slide is guided on the guide rail by ball circuits. Recesses in the guide rail are provided which allow placing of the slide on the guide rail and removal of the slide from the guide rail in a direction perpendicular to the longitudinal axis of the guide rail.

Abstract: A linear unit for manipulation devices and comprising a housing part having a passage therethrough for receiving a spindle sleeve and a cylindrical bore longitudinally intersecting the passage and for receiving the two bearing elements that support the spindle sleeve for displacement in the passage, the cylindrical bore having a longitudinal axis at least partially lying in a plane in which the longitudinal edge of the spindle sleeve and the longitudinal axis of the spindle sleeve lie, and forming an acute feed angle with the longitudinal axis of the spindle sleeve.

Abstract: A feed beam for a rockdrill has slide guides along which the rockdrill can slide on the beam, with the working surfaces of the slides being removable and replaceable. The removable slide guides on the beam itself entirely determine the profile of the slide guide, and the rockdrill is supported by the detachable slide guides and by the connections between these slide guides and the feed beam. In a similar manner, the feed beam is located on a support frame of a drill boom or similar component and can be driven along the support frame by a hydraulic cylinder or other similar means.

Abstract: A guide rail for drawers or the like is attachable to a sidewall of a piece of furniture. The guide rail has a row of first fastening apertures arranged along the longitudinal axis of the rail and mutually spaced so as to correspond to a pattern of drillings in the sidewall, which pattern conforms to a first, European system. The rail also has a row of second fastening apertures having a spacing conforming to a second, United States system. The rows of fastening apertures conforming to the first system and to the second system are situated in a common horizontal plane in one embodiment of the invention, with the apertures in one row intersecting the apertures in the other row.

Abstract: A device for securing cloth-forming parts to the sley (1) of a loom comprises, to receive fixing screws (4), a clamping element (51, 52) in the form of a slide block. The clamping element bears directly on the sley on only one side of a plane which extends parallel to sley length and through the axes of the screws. Consequently, the securing elements (4, 51, 52) can be introduced preassembled into the corresponding groove (15) in the sley (1), so that assembly is rapid. Depending on the construction of the device it has the advantage over known solutions of the problems of simpler fabrications and low mass of the sley holder.

Abstract: A slide (20) having conveniently removable and replaceable bearing components (28-38) with the bearing components engaging seats (50) made of resilient, low friction material. The slide is supported on ways (24, 26) by way bearing pads (28-32) and opposed adjustable bearing assemblies (34-38). The seats (50) are formed by rough machining pockets (40, 42) into slide (20), positioning the slide (20) onto the ways (24, 26), positioning tooling blocks (60) at the locations normally occupied by the bearing components (28-36), and filling the spaces between the tooling blocks and pockets with a low friction, epoxy material, thereby forming the seats (50). Any one of the bearing components (28-38) may be removed and replaced without removing the slide (20) from the ways (24, 26). Further, each bearing assembly (34, 38) is mounted on one side of a respective way with a way bearing pad (28-32) being mounted on the opposite side of the way.

Abstract: A feed beam for a rock drill comprises a die beam (10) of aluminium, which has two beads (12, 13). Guides (20) for a cradle for a rock drill can be snapped onto the beads to embrace the beads and thereby be secured to the beads.