57results about How to "Achieving rotatability" patented technology

A medical retrieval basket device, comprising a plurality of basket wires forming a basket, the basket including a wire collector at its distal end, the wire collector having a substantially rigid body for receiving the wires, the wire collector securing the wires at the distal end of the basket so as to provide a substantially tipless basket.

A computer system is provided that allows a computer user to easily and effectively maximize the value and utility of the computer system's display screen. In a preferred embodiment, a laptop computer system includes a keyboard unit that includes a computer keyboard mounted to (or within) a system base. A flat-panel display is pivotally mounted relative to the system base, i.e., the back wall thereof. The flat panel display provides a display screen for displaying computer-generated images. An advantageous mounting assembly is provided proximate the back wall of the system base to join the flat panel display to the system base and permit rotational and pivotal motion of the flat panel display relative to the system base. A receiver or port for use in connecting the laptop computer's processor to an ancillary processing system is advantageously provided proximate a front wall of the system base. Rotational motion of the flat panel display relative to the system base permits repositioning of the flat panel display to facilitate optimal viewing by the user, either independent of or in combination with the aforementioned pivotal motion. In further preferred embodiments, the display screen is detachable and may be mounted on a system stand.

A tether mechanism includes a rotatable ring rotatably mounted to a ring mounting element, a linking member and a rotatable connector. The linking member has a long linking member main body, a first support end that is formed at one end of the linking member main body and is connected to the rotatable ring and a second support end connected to the fuel supply lid. The rotatable connector has a U-shaped connector, and the linking member main body can rotate relative to the rotatable ring around the longitudinal axis thereof.

In a centrifugal oil separator in an internal combustion engine including a centrifuge housing which is placed in a rotationally fixed manner onto a rotating centrifuge shaft, the centrifuge housing is manufactured from plastic and a metal bushing is integrated into the centrifuge housing and is slipped onto the centrifuge shaft.

A towing device is provided for use on a vehicle to facilitate the connection of a trailer hitch to a coupler. The towing device has a frame configured to be securely attachable to an undercarriage of the vehicle. An extension bar movably engages the frame. The movable engagement between the frame and the extension bar permits the extension bar to be extendable from the frame and retractable to a towing position with the frame facilitating the extension bar to be rotatable as the extension bar is extended. The extension bar may carry either a trailer hitch or a coupler.

A valve is constructed to strike a balance between providing relatively high sealing yet low friction as components of the valve move. The valve includes a port and an actuator movable relative to the port. A member is disposed between the port and the actuator. The actuator acts on the member so that it can intermittently seal the port as it moves. The member and the actuator have a substantially low friction interface, whereas the seal member and the port have a substantially high sealing interface. The valve can be used in an engine, such as a rotary valve in an internal combustion engine.

The invention relates to a gear system (1) comprising a main gear (2) and a gear (4) rotatable relative thereto in circumferential direction (3), comprising spring elements (8), by means of which the rotatable gear (4) is pretensioned in circumferential direction (3) against the main gear (2), wherein the spring elements (8) are connected on the one hand to the main gear (2) and on the other hand to the rotatable gear (4), and wherein the spring elements (8) each have a longitudinal middle axis (19) running obliquely relative to an axial end face (18) of the rotatable gear (4).

The present invention relates to a pick, in particular, a round shaft pick, having a pick head and a pick shaft, having a support element which has a centring lug on the underside thereof, wherein the centring lug has a centring surface which extends inclined with respect to the central longitudinal axis of the pick and merges into a seat surface. To this end circumferential channel according to the present invention is disposed in the transition region from the centring surface to the seat surface and the depth of the channel relative to the seat surface is greater than or equal to 0.3 mm. The pick has an optimised rotatability and thus a low wear.

A method and apparatus for molding a reproducible uniform concrete test cylinder. Concrete is poured into a concrete test cylinder mold. A cap having at least one excretion hole is placed on the top portion of the concrete test cylinder mold. The cap is pressed against the top portion of the concrete test cylinder mold thereby excreting excess concrete through the excretion hole in the cap. After the cap is separated from the poured concrete, the poured concrete is allowed to cure within the concrete test cylinder mold for a predetermined time. Then, the cured concrete is removed from the concrete test cylinder mold thereby producing a uniform and reproducible concrete test cylinder.

The invention relates to a coal-cutting machine (1), with a cutting head or roller (7), mounted to rotate on a pivoting cutting arm (6) with a loading ramp or a conveyor (9), running in the direction of the face, for taking up and removal of the cut material, whereby the cutting arm (6) is mounted on a carriage (4) which may be displaced in guides, running in the machine longitudinal direction and said carriage (4) supports guide rods (12), running in the machine longitudinal direction which engage in tubular guides (13) of the machine frame (3), supporting a chassis (2).

The invention provides a high-temperature-resistant wave-absorbing coating material and a preparation method thereof, and relates to the field of radar wave-absorbing functional coating materials. According to the invention, the high-temperature-resistant wave-absorbing coating material is prepared from an organic silicon resin as a binder, a carbonyl iron powder absorbent subjected to ball milling treatment, a solvent, an auxiliary agent, a toughening agent and the like; during use, a silane coupling agent is added to perform auxiliary curing; and the wave-absorbing coating has good electromagnetic wave absorption performance, meets the requirements of small change of electromagnetic wave reflectivity after continuous tests for 100 hours at a high temperature of 200 DEG C, has good mechanical properties, can solve the problem of insufficient high-temperature resistance of the existing wave-absorbing coating material, and improves the environmental adaptability and the service life ofthe wave-absorbing coating material.

The present invention shows a transport system for the transport of bulk goods, in particular of concrete, comprising a transport belt for the conveying of the bulk goods to an unloading point, wherein a rotary arm is provided which is rotatable about a vertical axis of rotation and which transports bulk goods to its free end and unloads them there. In this respect, the rotary arm is supported at a holder which is or can be arranged at a stationary support column such that the axis of rotation of the rotary arm extends eccentrically to the support column, with the rotary arm advantageously being arranged next to the support column, viewed from above, in at least one rotational position. The invention furthermore shows a corresponding support column as well as a method for the rebuilding of the transport system.

The invention relates to a wind energy facility with a drive train (1). The invention relates to a wind turbine with a drive train (1) comprising a rotor shaft (2) and a planetary gear (10). The rotor shaft (2) is fixed and play-free with the planet carrier (14) of the first gear stage (11). Furthermore, the rotor shaft (2) on the side facing away from the first gear stage (11) side (3) with a roller bearing (5) on a support structure (30) is mounted. The planetary carrier (14) connected to the rotor shaft (2) is mounted with a double-row roller bearing (20) in an X arrangement as a fixed bearing in a transmission housing (16), wherein the transmission housing (16) on at least one opposite the support structure (30 ) fixed support (31) is attached.

A handling device for a micro-invasive surgical instrument includes a gripping device to manually hold and guide the handling device, a shaft coupling to detachably mechanically couple the handling device with a proximal end of a shaft, a rod coupling that can slide inside the handling device for detachable mechanical coupling with a proximal end of a transmission rod that can be slid inside a shaft coupled with the shaft coupling, and an orientation device to rotate a proximal end of a transmission rod, which has been inserted into the handling device, into a predetermined orientation or into one of several predetermined orientations.

The present invention relates to a pick, in particular, a round shaft pick, having a pick head and a pick shaft, having a support element which has a centring lug on the underside thereof, wherein the centring lug has a centring surface which extends inclined with respect to the central longitudinal axis of the pick and merges into a seat surface. To this end circumferential channel according to the present invention is disposed in the transition region from the centring surface to the seat surface and the depth of the channel relative to the seat surface is greater than or equal to 0.3 mm. The pick has an optimised rotatability and thus a low wear.

The invention relates to a method and a device for adjusting the steering wheel of a motor vehicle. The aim of the invention is to enable an automatic adjustment of the steering wheel in the steering clearance centre by 'stabilising' or carrying out a steering hysteresis measurement, and the subsequent adjustment of the steering wheel, in a simple, rapid and cost-effective manner. To this end, the invention relates to a method for adjusting the steering wheel of a motor vehicle in the steering wheel clearance centre, said method being characterised by the following steps: the floating plates of the vehicle geometry test bed, on which the front wheels of the motor vehicle are arranged, are rotated when the wheels are stopped in order to cause the rotation of steering wheel; the steering wheel angle is determined according to the triggered steering wheel movement; and the steering wheel clearance centre is adjusted. The invention shows that reproducible rotations of the steering wheel can be triggered by the floating plates of the vehicle geometry test bed, enabling an automatic adjustment of the steering wheel in the steering wheel clearance centre to be carried out rapidly and easily.

A rope wheel assembly of an elevator includes a frame, a plurality of rope wheels for guiding ropes of the elevator, and a plurality of bearings. The rope wheels are mounted coaxially on the frame such that they are rotatable relative to the frame as well as relative to each other. The rope wheel assembly includes a central shaft passing through the rope wheels, which central shaft is non-rotatable relative to the frame, and the rope wheel assembly includes a hollow cylinder surrounding the central shaft, the hollow cylinder being mounted on the central shaft rotatably relative to the central shaft, each said rope wheel being mounted on the cylinder rotatably relative to the cylinder. The rope wheel assembly includes a bearing axially between rope wheels that are next to each other via which bearing they are supported on each other in axial direction. A compensator and an elevator arrangement implementing the rope wheel assembly are also disclosed.

The invention relates to a chisel holder for a ground working machine, in particular a milling machine, comprising a support body, on which a holding section of a chisel receptacle is moulded, and a plug-in fitting is moulded in relation to the holding section. At the end side, the holding section is closed by a wear surface and the chisel receptacle is closed by a centering receptacle which is open in a chamfered manner towards a wear surface. A centering height, measured in the direction of the longitudinal center axis, which extends between an end of the centering receptacle facing away from the wear surface and a maximum point of a projection projecting beyond the wear surface, is designed in such a way that the ratio between the inside diameter Di of the chisel receptacle and the centering height is less than 8; and / or that the centering height is greater than an axial play of a round-shank chisel installed in the chisel holder; and that the support body comprises at least two cutting surfaces forming cutting surface pairs on its side facing away from the holding portion, and the cutting surfaces form an angle. Reduced wear on the holding portion of the chisel holder and a reduced load on the insertion projection, and thus an extension of the service life of the chisel holder, are achieved.

The invention relates to a pull-out guide device for furniture parts that are movable relative to one another comprising a roller bearing device, having the following: rolling elements (3a, b, c, d,... 4a, b), which are rotatably mounted in at least one rolling bearing cage (2), wherein at least one of the rolling elements (4a, b) is held and rotatably mounted in at least one bearing area of the bearing cage (2) by means of an interference fit, and wherein the bearing area(s) are plastically deformed in the region of the interference fit following the first insertion.

The invention discloses a cutting device for steel foot rod machining, and belongs to the technical field of flame welding and cutting machining.The cutting device comprises two supporting frames, a supporting plate is fixedly connected between the two supporting frames, a flame cutting machine body is fixedly installed at the top of the supporting plate, and a lifting air cylinder is fixedly installed at the top of the supporting plate; the bottom end of a telescopic part of the lifting air cylinder is slidably connected into a through hole formed in the top of the supporting plate. According to the device, a transmission block moves downwards to drive an adjusting sliding rod to slide downwards, the adjusting sliding rod slides to pull a bottom limiting seat to move downwards, the limiting seat moves to drive extrusion wheels on the two sides to make contact with the surface of a cut raw material for limiting, and the relative distance between the extrusion wheels on the two sides is controlled through pulling limiting of an adjusting air cylinder; cutting limiting of raw materials of different sizes is met, rotation of the raw materials in the extrusion wheel is guaranteed through limiting of the extrusion wheel, surrounding cutting treatment of the raw materials is met, the limiting stability and the rotating capacity are improved, and the use requirement of cutting machining is met.

A rope wheel assembly of an elevator includes a frame, a plurality of rope wheels for guiding ropes of the elevator, and a plurality of bearings. The rope wheels are mounted coaxially on the frame such that they are rotatable relative to the frame as well as relative to each other. The rope wheel assembly includes a central shaft passing through the rope wheels, which central shaft is non-rotatable relative to the frame, and the rope wheel assembly includes a hollow cylinder surrounding the central shaft, the hollow cylinder being mounted on the central shaft rotatably relative to the central shaft, each said rope wheel being mounted on the cylinder rotatably relative to the cylinder. The rope wheel assembly includes a bearing axially between rope wheels that are next to each other via which bearing they are supported on each other in axial direction. A compensator and an elevator arrangement implementing the rope wheel assembly are also disclosed.

The invention provides a rotary water supply valve. The rotary water supply valve is provided with a valve body, a valve element and a valve rod; and the water inlet end of the valve body is connected with a valve seat through a connecting ring, and rotation between the valve body and the valve seat is achieved through balls. The connecting ring is provided with an upper connecting ring body, a lower connecting ring body and a step face, the outer diameter of the upper connecting ring body is smaller than the outer diameter of the lower connecting ring body, and the step face is formed between the upper connecting ring body and the lower connecting ring body. A groove is formed in the step face, the balls are contained in the groove, and therefore rotation of the water valve is achieved. The upper connecting ring body is sleeved with an upper sealing ring, and the lower connecting ring body is sleeved with a lower sealing ring. A baffle, a spring and a valve block are arranged in the water outlet end of the valve body, and the spring is arranged between the baffle and the valve block. After the structure is adopted in the rotary water supply valve, the balls are arranged on the step face, so that rotation is achieved, and oneness and fixation of the traditional water supply valve direction are overcome. Meanwhile, the water flow is controlled through a water outlet hole of the valve block, and the water pressure is controlled through the spring.

The invention relates to the field of rod machining, and discloses clamping pincers for rod machining. The clamping pincers comprise two hinged pincer handles (1) and two clamping parts (2) arranged at the front ends of the two pincer handles (1) correspondingly. The clamping pincers are characterized in that the two clamping parts (2) are each provided with an arc jaw (20) used for clamping a rod, and the two clamping parts (2) are detachably arranged at the front ends of the two pincer handles (1) correspondingly. The clamping parts are detachably arranged at the front ends of the two pincerhandles of the clamping pincers for rod machining correspondingly, each clamping part comprises a connecting mechanism and the corresponding arc jaw, the arc jaws achieve the rotatable effect by being provided with multiple locking mechanisms, then the direction of each arc jaw can be changed so as to adapt to the restriction of space, environments and other conditions, and operation of people isgreatly facilitated.

A connecting rod (10) has a big end bearing eye (11) for connection to a crankshaft, a small end bearing eye (12) for connection to a piston of a cylinder, and an eccentric adjustment device (13) for adjusting an effective connecting rod length. The eccentric adjustment device (13) has an eccentric (36) that interacts with an eccentric lever (14), and eccentric rods (15, 16) that the eccentric lever (14). The eccentric lever (14) has segments (38, 39) positioned axially in front of and behind the small end bearing eye (12). Each eccentric lever segment (38, 39) is connected to the eccentric (36) for conjoint rotation. Each eccentric lever segment (38, 39), end faces (43, 44) of the small end bearing eye (10) adjacent the respective eccentric lever segment (38, 39), and adjacent end faces (45, 46) of the eccentric (36) have a beveled contours.

The invention provides a portable adhesive tape cutter. The portable adhesive tape cutter comprises an adhesive tape installation seat and an adhesive tape cutting seat. The adhesive tape installationseat is formed by two positioning seats. Each positioning seat is provided with a shell plate part, and each shell plate part is provided with a seat notch and a tongue-shaped part. One positioning seat is provided with a column plug, and the other positioning seat is provided with a column jack. The column plug is inserted into the column jack to make the two positioning seats form the adhesivetape installation seat, an adhesive tape installation column is formed by the column plug and the column jack, an adhesive tape pull outlet is formed by the two seat notches, and an adhesive tape pullpositioning tongue is formed by the two tongue-shaped parts. An adhesive tape pull positioning column is arranged on the tongue-shaped part of one positioning seat. The adhesive tape cutting seat isprovided with a cover plate part and two end plate parts and is installed on the adhesive tape installation seat in a movable sleeved mode, the cover plate part can seal and block the adhesive tape pull outlet, and a row of adhesive tape cutting teeth are arranged at the end, close to the adhesive tape pull positioning tongue, on the cover plate part. The portable adhesive tape cutter is simple instructure, attractive in appearance, convenient and safe to use and capable of achieving various operation functions and providing good operation comfortableness for a user.