Abstract: An actuator having a nut (4) co-operating with a screw (2); a first cable (6) coupled to the nut and functionally connected to an output (16, 17, 22.4) of the actuator (100); and a motor (3) arranged to drive the screw (2) in rotation. The actuator also has a mechanism (92) for comparing the actual position of the nut relative to the frame (10) with a theoretical position for the nut relative to the frame (10) in order to obtain a position deviation (?ang4, ?lin4) of the nut; and a mechanism (93) for determining a force applied to the output (22.4) of the cable actuator (100) as a function of the position deviation of the nut. Also disclosed is a method of measuring a force applied to an output (16, 17, 24.1) of an actuator (100), and to a method of determining prior loading (t6,9) of a cable actuator (100).

Abstract: A fixing support includes first, second and third fixing units and limiting elements. The first fixing unit has a first slide groove extending in first direction. The second fixing unit includes a second-direction fixing portion and a second-direction sliding portion. The second-direction fixing portion has a second slide groove extending in second direction. The second-direction sliding portion is slidably disposed at the second slide groove. The third fixing unit includes a third-direction fixing portion and a third-direction sliding portion. The third-direction fixing portion has a third slide groove extending in third direction. The third-direction sliding portion is slidably disposed at the third slide groove. The limiting elements allow the first, second and third fixing units to slidably connect to each other and allow the first, second and third directions to be linearly independent of each other. An electronic device is further introduced.

Abstract: Provided is a linear compressor including a linear motor having a mover reciprocating with respect to a stator; a piston coupled to the mover to reciprocate; a cylinder into which the piston is slidingly inserted, the cylinder having an inner circumferential surface forming a bearing surface together with an external circumferential surface of the piston, the cylinder forming a compression space together with the piston, and the cylinder having at least one first hole formed through the inner circumferential surface of the cylinder and an outer circumferential surface of the cylinder to guide refrigerant discharged from the compression space to the bearing surface; and a porous member inserted into the outer circumferential surface of the cylinder and configured to cover the first hole, the porous member having multiple micropores smaller than the first hole.

Abstract: Provided is a linear compressor including a linear motor having a mover reciprocating with respect to a stator; a piston coupled to the mover to reciprocate; a cylinder into which the piston is slidingly inserted, the cylinder having an inner circumferential surface forming a bearing surface together with an external circumferential surface of the piston, the cylinder forming a compression space together with the piston, and the cylinder having at least one first hole formed through the inner circumferential surface of the cylinder and an outer circumferential surface of the cylinder to guide refrigerant discharged from the compression space to the bearing surface; and a porous member inserted into the outer circumferential surface of the cylinder and configured to cover the first hole, the porous member having multiple micropores smaller than the first hole.

Abstract: An apparatus for providing a load on a bearing mounted to a shaft which includes an attaching member releasably connectable to a shaft and a press mechanism coupled to the attaching member. The press mechanism is configured to provide a compressive load to the bearing. An aligning ring has an aligning projection configured to engage a shaft slot of the shaft to align the press mechanism relative to the shaft when the attaching member connects to the shaft. The projection extends radially inwardly from a circumferential portion of the aligning ring. The aligning ring extends circumferentially around the attaching member and is rotatable relative to the attaching member. The aligning ring includes a plurality of ring indicating markings to allow an alignment of a ring indicating marking of the plurality of ring indicating markings with a lock nut connected to the shaft.

Abstract: An apparatus for providing a load on a bearing mounted to a shaft which includes an attaching member releasably connectable to a shaft and a press mechanism coupled to the attaching member. The press mechanism is configured to provide a compressive load to the bearing. The press mechanism includes a wrench engageable with the lock nut on the shaft and the wrench is configured to engage and rotate the nut when the attaching member connects to the shaft. The wrench is moveable axially relative to an axial dimension of the press mechanism between a proximal non-engaged position and a distal engaged position such that the wrench engages the nut in the distal engaged position and the wrench avoids engaging the nut in a proximal non-engaged position. An aligning ring may be located around the attaching member and may be configured to engage a shaft slot.

Abstract: A guiding system for machine tools of the type having first machine parts with guiding rails fastened thereto and second machine parts supported by shoes on the guiding rails of the first machine parts in such a way that they can be moved with respect to each other. At least in sections along their length that are exposed to high thermal loading, the guiding rails are kept in close pressure contact over a large surface area by cooling bars to which a coolant is applied.

Abstract: A landing gear assembly for an aircraft, the landing gear assembly including: an elongate bogie beam; a first axle bearing having an outer part rotatably coupled to an inner part, the outer part being coupled to the bogie beam, the inner part including a mounting aperture; and an elongate axle provided through the mounting aperture of the inner part and coupled thereto, wherein the axle is coupled to the inner part of the first axle bearing in a configuration such that the longitudinal axis of the axle is spaced from the axis of rotation of the inner part, such that rotation of the inner part causes a change in the orientation of the axle relative to the bogie beam.

Abstract: A pull-out guide for a baking oven. The pull-out guide includes a guide rail fixed in a position and configured as a hollow profile. The pull-out guide further includes a running rail movably mounted on the guide rail, and a bar inserted is into the guide rail, at least in sections.

Abstract: The invention relates to a vehicle seat comprising a seat part, comprising a back rest part and comprising a linear guide device for translational adjustment of the vehicle seat, in which the linear guide device comprises a guide rail means and a slide rail means which is displaceable with respect thereto, in which a bearing means interacts between the slide rail means and the guide rail means and at least comprises slide rod elements so as to mount the slide rail means with respect to the guide rail means, and in which the slide rod element comprises an elongate undulating base body, the slide rod element having an effective external diameter which is greater, at least when the slide rod element is radially unloaded, than a core external diameter of the elongate undulating base body.

Abstract: A double parallelogram linear flexural system and method includes a first stage extending in a direction of movement, and a pair of parallelogram flexures extending from the first stage to distal ends configured for being grounded. A second stage extends parallel to the first stage, with another pair of parallelogram flexures extending between the stages, wherein the stages and parallelogram flexures form a double parallelogram. A linkage is disposed between, and resiliently coupled to, the stages. Linkage guiding flexures extend divergently from the linkage, to distal end portions configured for being grounded. The linkage guiding flexures define a notional triangle having a base extending between the distal end portions, and sides extending through proximal end portions to a notional apex defining a center of rotation for the linkage. The linkage is entirely within the double parallelogram, while constraining the stages to oscillate at the same frequency and phase.

Abstract: It is an object of the present invention to provide a resin composition whose flowability is secured when the resin composition is injection-molded into injection-molded articles such as a resin-made crown-shaped cage and a resin-made seal both for a rolling bearing and a resin-made sliding bearing and which is capable of enhancing the mechanical strengths and toughnesses of these injection-molded articles to such an extent that these injection-molded articles can be used as bearing members. The resin composition is formed into a molded article and used as a bearing member. The resin composition is composed of polyamide resin or polyester resin to which polycarbodiimide is added. The polyamide resin is at least one resin selected from among polyamide 66 resin and polyamide 11 resin. The polyester resin is polytrimethylene terephthalate resin. 0.5 to 6 wt % of the polycarbodiimide is contained in an entirety of the resin composition.

Abstract: An improved method for manufacturing the slider of a linear sliding rail includes employing a forged one-piece billet of the slider, providing an inner forming mold inwardly made into the actual shape of the slider to be molded, utilizing metal rigidity and extensibility of the billet, placing the billet onto the inner forming mold, employing a punching machine to axially drive the billet into the inner mold with the actual shape of the slider, subjecting the billet in the inner forming mold to a powerful press, extending and molding the billet according to the lines and the rail shapes of the slider, further providing an inner shaping mold located in a shaping mold, whose shape is the same as that of the above molded slider but whose size is slightly smaller than that of the molded slider, then driving the molded slider into the inner shaping mold by the punching machine and ejected it from the lower end of the inner shaping mold to complete a finished slider with a completely smooth surface, in order to ach

Abstract: This compound linear flexure bearing incorporates a simple but unique flexure arrangement which inherently allows stable long travel operation. The flexure arrangement passively constrains all degrees of freedom except translation along the bearing axis while also compensating for flexure foreshortening. This design permits large displacement, low operating stress, low operating force, and high stiffness in the five noncompliant degrees of freedom. The linear flexure bearing described herein has applications in precision mechanics, particularly opto-mechanics. Specific applications include but are not limited to wafer and reticle positioning stages used in microlithography systems, optic translation and scanning mechanisms used in tactical and spaceborne systems, as well as flip-in mechanisms used in multiple field of view optical systems.

Abstract: A static-pressure bearing apparatus that prevents vibrations, the apparatus including an orifice and a vent groove, such that a laminar-flow status may be maintained in the entire region of the routes of the ventilated pressurized gas. A stage equipped with the static-pressure bearing apparatus is also provided. The configurations, such as the shapes of the orifice 14, vent groove 11, and the exhaust groove 12, of the static-pressure bearing apparatus 1, are designed such that a laminar flow may be maintained in the entire region of the routes for ventilation of the pressurized gas. The vent groove 11 comprises the circular groove 11b and a plurality of distributing grooves 11a. The vent groove 11 is formed to be symmetrical about the centerline of the direction that the moving body 10 moves. The circular groove 11b is formed as a circle to surround the orifice 14.

Abstract: A linear motion machine includes a base having an upper surface configured to support one or more work pieces and an instrument movably mounted to the base via a plurality of guideways permitting movement of the instrument relative to the base along three axes. At least one of the pluralities of guideways includes an elongated guideway member made of a plurality of elongated generally planar web members. Each of the elongated generally planar web members has a length and a pair of opposite side edges running along the length. The plurality of elongated generally planar web members are bonded together at least at one or more of the side edges to form the elongated guideway member. The elongated guideway member includes a ceramic material.

Abstract: A movable member of a linear slide assembly includes a slide member having two legs to mount the slide member to a rail. Two covers are respectively connected to two ends of the slide member. A track is formed between the legs of the slide member and the rail. Rolling members are installed in the circulation path of the slide assembly and drive the movable member along the rail back and forth. Two reinforcement plates are respectively connected to outside of the two covers and each reinforcement plate has a side plate and two bent extensions which are fixed to the legs of the slide member. The bent extensions each have an engaging portion which is engaged with the protrusion on the slide member. The engaging portions bear axial force applied to the rolling members to secure the connection between the covers and the slide member.

Abstract: A linear slide table includes a slide rail, a loading table, at least one adjustment base, a plurality of wedges, and a plurality of adjustment elements. The loading table is disposed on the slide rail. The adjustment base is assembled below the loading table and disposed at one side of the slide rail. The wedges are disposed between the adjustment base and the loading table. The adjustment elements interconnect the wedges and the loading table for adjusting the relative positions of the wedges and the loading table, so as to adjust the distance between the adjustment base and the slide rail through the wedges pushing the adjustment base.

Abstract: A semiautomatic slide mechanism includes a slide board and a slide seat slidably connected therewith. The slide board is formed with a slide rail divided into a first slot and a second slot for early half and later half of the sliding travel. Two racks are disposed on different sides of the first and second slots. The slide seat is formed with a guide slot. A guide member is slidably disposed on the slide seat corresponding to the guide slot. An elastic member is disposed in the guide member. A driving spring member is disposed on the slide seat for driving the guide member. A gear is disposed between the slide board and the slide seat and engaged with one of the racks. The gear has a shaft member connected with the driving spring member and the elastic member and slidably extending through the guide slot and the slide rail.

Abstract: A rolling device having high silencing effect and requiring no positional alignment working to the seal is provided. The rolling device includes an inner member, an outer member and a number of rolling members disposed between these inner and outer members to thereby allow the outer member to carry out relative rotational motion with respect to the inner member. In such rolling device, an end plate 24 is mounted to each end portion of the outer member. This end plate 24 is provided with an end plate body 24a, a packing member 24c disposed on an abutting surface to the outer member and a seal member 24b slidably contacting the inner member with substantially no clearance. The end plate body 24a, the packing member 24c and the seal member 24b are integrally formed.

Abstract: Disclosed is a bearing component having at least one layer having a high hardness and a high current insulation property, the layer comprising a nonconductive oxide layer selected from the group comprising an Al2O3 layer, a TaO layer, an SiO2 layer, a mixed layer comprising two or more of the foregoing oxides, a multilayer structure comprising alternating layers of two or more of the foregoing oxides and a DLC layer such as a ta-C layer, there being at least one ALD layer comprising at least one layer of a material deposited by an ALD (atomic layer deposition) process on the at least one layer having a high hardness and a high current insulation property, the ALD layer itself having a high current insulation property and comprising a material or layer structure selected from the said group of materials.

Abstract: The invention relates to a wave-power unit for the production of electric power. It comprises a floating body arranged for floating on the sea and an electric linear generator with a stator (5) and a reciprocating translator (6). The stator (5) is arranged to be anchored in the bed of a sea and the translator (6) is connected to the floating body by connection means, The translator (6) is journalled in a plurality of roiling elements (15) such that a circumferential gap (14) is formed between the stator and the translator. According to the invention each rolling element (15) has an elasticity that is low enough to meet the condition that a change in the width (d) of the gap results in a change in the total force from the roiling elements (15) that is larger than the total magnet forces on the translator resulting from the change in width (d). The invention also relates to a use of the invented wave-power unit.

Abstract: A component for one or more of a fitting, a piece of furniture, and a domestic appliance. The component includes a formed body including one or more of a hard-material-containing composite, a metal-ceramic composite, and a hard material. A method of producing the component includes providing the formed body and shaping it by thermal spraying or mechanical forming.

Abstract: A load adaptive roller carriage assembly for use with a slide assembly where the roller carriage assembly is configured to provide auxiliary load support. The load adaptive roller carriage assembly includes a carriage, at least two rollers rotatably connected to the carriage, and the carriage is configured to permit each roller to move independently relative to each other roller.

Abstract: A pull-out guide for a baking oven. The pull-out guide includes a guide rail fixed in a position and configured as a hollow profile. The pull-out guide further includes a running rail movably mounted on the guide rail, and a bar inserted is into the guide rail, at least in sections.

Abstract: A damping system for fittings, in particular for domestic appliances and furniture, comprises a first fitting part (2) which can be moved relative to a second fitting part (3), wherein a damping element (4, 4?) with a housing (5) and a piston (7, 14), which is mounted such that it can move in the housing (5), is provided in order to brake the relative movement of the first fitting part (2) to the second fitting part (3) before an end position is reached, wherein a knitted fabric (6) comprising threads is arranged in the housing (5), it being possible for said knitted fabric to be compressed by the piston (7, 14) for the purpose of damping the movement of the fitting parts (2, 3).

Abstract: The slide assembly includes a first rail, a second rail, a bearing assembly and an engaging member. The first rail includes an opening located adjacent to an end thereof and a stop face is defined on a wall of the opening. The bearing assembly is located between the first and second rails. The bearing assembly has a bearing retainer which has a first contact portion. The engaging member is connected to the second rail and has a second contact portion and an engaging portion. The second contact portion is located corresponding to the first contact portion. When the second rail is pulled relative to the first rail, the bearing retainer is moved by engagement between the first and second contact portions. When the bearing assembly moves to a desired position, the engaging portion is inserted into the opening and contacts the stop face so that the second rail is engaged with the first rail.

Abstract: The invention relates to a rail system (4) for drawers (3), comprising a body rail (6) to be fastened to a furniture body (2) and at least one drawer rail (7) that can be moved relative to the body rail (6), and comprising at least one gear rack (9) arranged on a rail (6, 7, 10) of the rail system (4), wherein the gear rack (9) can be pivoted or bent relative to the rail (6, 7, 10) to which said gear rack is fastened about an imaginary axis (A) extending in the pull-out direction (13) of the rail (6, 7, 10) and thus is mounted such that the gear rack can be moved vertically to a limited extent.

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 dishwasher, in particular a household dishwasher, includes at least one wash compartment and a rack guide rail for support in the wash compartment of a rack which holds items to be washed and/or dried. The rack guide rail has a running surface to allow movement of the rack in and out of the wash compartment for loading and unloading purposes along a travel path supported on the running surface. The rack guide rail is hereby supported at a support point for pivoting about a pivot axis.

Abstract: An assembly apparatus includes a linkage member defining a first front sliding groove and a first rear sliding groove and a sliding member movably connected to the linkage and defining a second front sliding groove and a second rear sliding groove. The first front sliding groove corresponds to the second front sliding groove, and the first rear sliding groove corresponds to the second rear sliding groove. The assembly apparatus further includes a fixing base defining a curved groove, a control member including a first rotation pin and a second rotation pin, and a fixing pin fixed with respect to the fixing base. The first rotation pin is slidably received in the first and second rear sliding groove, the second rotation pin is slidably received in the curved groove, and the fixing pin is slidably received in the first and second front sliding groove.

Abstract: An opening device for a slide assembly includes a swing member with a pin portion, a first resilient member and a pusher connected to the first rail. The first resilient member applies a force to the pusher. An engaging member pivotably connected to the second rail and includes a block and a positioning leg contacting a portion of the second rail. The engaging member is connected to a second resilient member. When the second rail is retracted relative to the first rail, the block of the engaging member contacts the pin portion of the swing member. When a pull force is applied to the retracted second rail, the engaging member swings an angle on the second rail to disengage the block from the pin portion of the swing member, and the engaging member returns to its original position relative to the second rail.

Abstract: A bearing system comprises a support member and a rotational element having a generally cylindrical bearing surface, and a plurality of detents defined upon and extending in from the cylindrical bearing surface, and may include means for rotating the rotational element in relation to the support member. The bearing system also comprises at least three bearing assemblies, each comprising a cam member rotatably mounted to the support member. Each of the cam members comprises a cam surface having a profile that contacts the cylindrical bearing surface and rotates away from a home position when the cam is rotatably positioned to meet one of the bearing regions, and does not contact the cylindrical bearing surface when the cam is rotatably positioned to meet one of the detent regions. Each of the cam members are rotationally biased toward their home position.

Abstract: In accordance with an example embodiment of the present invention, a method for providing a slide arrangement is provided, comprising: coupling a first rail part with a second rail part; deforming at least one of the first rail part and the second rail part for reducing a separation distance between the first rail part and the second rail part; and configuring the first rail part and the second rail part for relative movement.

Abstract: 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 elements that are returning, and turnaround channels that connect the carrier raceway and the return channel at both ends with each other in an endless manner, the turnaround channels being bounded by end covers. The roller bearing element has two rolling element channels with two longitudinally extending carrier raceways located next to each other within a common plane and with clearance between them, on the carrier body for load-bearing rolling elements, and two assigned return channels for rolling elements that are returning, and respective turnaround channels. With a linear roller bearing guide, these roller bearing elements are located between a guide rail and a guide carriage—which is supported such that it is displaceable relative to the guide rail—in order to provide support.

Abstract: A hydrostatic profile of a rail guide with a guide carriage. Viewed in cross-section through the rail guide, there is an imaginary first straight line parallel to the mid-surface, an imaginary second straight line parallel to an upper bearing surfaces and a third imaginary straight line parallel to a lower bearing surface. An angle alpha is formed between the first and the second straight lines, and an angle gamma is formed between the first and the third straight lines. The angle alpha has values of 10° to 45 ° inclusive and the angle gamma has values of 20° to 55° inclusive.

Abstract: The invention provides a method for the production of a guide rail of the type comprising at least two spaced apart guide faces which at corresponding sides are connected through a connecting web. A first step comprises manufacturing the guide rail in a configuration in which the guide faces, compared to their intended final position, are spaced apart further through an imaginary rotation around a part of the connecting web; a next step comprises moving the guide faces towards the intended final position. Further a guide rail is provided.

Abstract: An improved sleeve bearing for locomotive traction motor that provides additional lubrication over and above that of the one central wick currently used. The sleeve bearing is provided with a recirculation system comprised of either at least two additional wicks located near the 6:00 operating location or multiple oil communication and delivery grooves passageways communicating with the oil flinger grooves placed for the purpose of collecting and providing a mechanism for providing additional lubrication for extending the oil-wetted envelope available for supporting the truck-axle journal in the axial direction.

Abstract: An electronic device includes an upper cover and a main body. A sliding assembly is disposed between the upper cover and the main body and includes a sliding portion, a spring, and a track with a first positioning portion disposed at the center of a side of the track and two second positionings portion disposed on two ends of the side of the track. The spring including an engaging portion and two ends, and the sliding portion are fixed on the cover. The engaging portion and the ends form an included angle. The sliding portion is movably connected to the track and slides thereon. When the sliding portion slides on the track, the engaging portion is engaged with one of the first positioning portion and the second positioning portions.

Abstract: A linear motion device, has a housing, an arm which is movably guided on the housing along a longitudinal axis and provided with two rolling surfaces composed of hardened steel and extending in direction of the longitudinal axis, the arm has a front end extending out of the housing, a separate receiving peg is fastened to the front end of the arm, a separate flange is fixed in position on the receiving peg in various rotary positions relative to the longitudinal axis, the rolling surfaces extend to a front end face of the arm, the flange is located in a region of the rolling surfaces directly adjacent to the front end face of the arm, and a separate orienting unit engages in a form-fit manner in the flange and in the rolling surfaces.

Abstract: An interlocking construction between an end cap and a retainer plate to support rollers in a load-carrying race is made to provide an endless circulating circuit with no gap to allow the rollers smoothly rolling through there with keeping adequate posture. The slider has a carriage, end caps, rollers rolling through a circulating circuit, a retainer plate extending along the load-carrying race to keep the rollers inside the load-carrying race, and a binding strip to fasten the retainer plate to the carriage. The retainer plate comes into connection with spigots extending out of the end caps. Lengthwise opposite ends of the retainer plate conform to ends of the spigots in a complementary relation to fit over the ends of the spigots in a sliding direction.

Abstract: A guide rail that includes a base rail having a channel therein and at least one finger extending from a portion of the channel. The guide rail further includes a race insert mounted against the at least one finger. In an embodiment of the invention, the race insert has a first and second raceway associated with the at least one finger extending from a portion of the channel. Further, the first and second raceways have different load transmission directions, wherein the load transmission directions of both the first and second raceways are oblique to the direction that the at least one finger extends from a portion of the channel.

Abstract: The invention relates to a method of producing a slide bearing element (1) according to which a sliding layer (6) is produced on a support element (4) by vapour-phase deposition, if necessary after the insertion of at least one intermediate layer, wherein the sliding layer (6) comprises an aluminium matrix, which in addition to aluminium contains bismuth as a main component and possibly copper and also impurities of the elements arising during production. By means of the vapour-phase deposition of at least one element, the melting point of which is at least 950° C. higher than that of the bismuth and/or by applying a bias-voltage to the support element the bismuth-nuclear density is increased.

Abstract: A guide rail includes a base rail with at least one finger extending from a first portion of the base rail, and at least one finger extending from a second portion of the base rail. A race insert is mounted against the fingers. A first race way is associated with the at least one finger extending from the first portion of the base rail. A second race way is associated with the at least one finger extending from the second portion of the base rail. The first and second race ways have different load transmission directions. The load transmission direction of the first race way is non-parallel to the at least one finger extending from the first portion of the base rail. The load transmission direction of the second race way is non-parallel to the at least one finger extending from the second portion of the base rail.

Abstract: A bearing includes an inner bearing ring on which a raceway is formed. The ring includes at least a first component of light metal material and at least a second component of fully dense ceramic material, where the first component and the second component are separate entities joined together, and where the second component forms at least part of the raceway. The first component includes two lightweight metal parts interconnected by a screw thread which can be tightened to induce compressive pre-stress in the second component to compensate for low tensile strength of the ceramic material.

Abstract: Disclosed is a robot setting a display unit corresponding to an eye level of the user. The robot includes a body unit, a display unit, and at least one sliding section. The display unit is provided with a detection unit, which detects a position of a user, to rotate together with the body unit according to an eye level of the user. The sliding section connects the body unit with the display unit such that the body unit and the display unit rotate longitudinally and transversely according to a detection result of the detection unit.

Abstract: The invention relates to a hydrostatic profile of a rail guide with a guide carriage. Viewed in cross-section through the rail guide, there is an imaginary first straight line parallel to the mid-surface, an imaginary second straight line parallel to an upper bearing surfaces and a third imaginary straight line parallel to a lower bearing surface. An angle alpha is formed between the first and the second straight lines, and an angle gamma is formed between the first and the third straight lines, the angle alpha having values of 10° to 45° inclusive and the angle gamma having values of 20° to 55° inclusive.

Abstract: A guide rail of a linear guide, on guide surfaces on which a guide carriage is longitudinally displaceable. A material measure is arranged at a distance, preferably in parallel, to the guide rail and is fastened to the guide rail by means of a mount. The guide rail has a groove or a hole arranged outside the guide surface. The mount can be detachably fastened by means of expanding elements that engage with the groove or into the hole.

Abstract: A linear operators is provided including a fixed linear body, a body guided and movable alternately on the fixed body with interposition of bearings, and at least one pneumatic or electric actuator to control the alternating movements of the moving body on the fixed body. The fixed and movable bodies (11, 12), are made up of extruded profiled elements. The extruded elements are of the same width and along each of the longitudinal opposite sides of each of the extruded elements a profiled groove (22, 23) is provided so that the collateral grooves of the two joined bodies are the same, parallel, positioned on the same plane and made to receive the fixing brackets for at least one control actuator.

Abstract: An automatic-positioning linear guide has a driven body combined with guiding rails at two sides of a stationary base via a plurality of rollers. Each of the rollers is composed of two bearings combined by an axial shaft and can be assembled with the corresponding guiding rail without an assembly error therebetween.