86 results about "Spacer device" patented technology

A spacer device for incorporation into a bent-tube heat exchanger that includes a spine and a plurality of fingers that protrude from one side of the spine. The number of fingers in the spacer device is less than the number of tubes that are folded in a region to form the bent-tube heat exchanger. The plurality of fingers are configured to exert a force against the tubes and to provide and maintain a separation between the tubes in the folded region. A heat exchanger that includes the spacer device may also include a coating on the tubes in the folded region in order to reduce corrosion and increase the life-time of the heat exchanger. The method of forming the heat exchanger includes placing the spacer device between the tubes, such that the fingers lay on the tubes in the region to be folded and assist in the folding process.

The invention belongs to the technical field of power transmission line safety protection, and particularly relates to a power transmission line four-bundle conductor multi-stage vibration reduction and energy consumption spacer device. Comprising a frame, spacers, a first-stage energy dissipation assembly and a second-stage energy dissipation assembly. The spacer is arranged on the frame, one end of the spacer is arranged inside the frame, and the other end of the spacer is arranged outside the frame; the spacer can swing relative to the frame; the ends, arranged outside the frame, of the spacer rods are used for fixing wires, the ends, arranged inside the frame, of the spacer rods are connected with first-stage energy dissipation assemblies, and all the first-stage energy dissipation assemblies are connected with second-stage energy dissipation assemblies. The spacer device solves the technical problems that a spacer device in the prior art is easy to loosen when fixing a wire, the wire is easy to wear, the energy consumption efficiency is low and the structure is complex.

The utility model discloses a self-adaptive spacer device cooperating with an unmanned aerial vehicle for precise suspension in an electrified environment, and relates to the technical field of spacer installation. Comprising an unmanned aerial vehicle, a balance rope ladder, a spacer hoisting auxiliary platform installed below the balance rope ladder, and a spacer installed on the spacer hoisting auxiliary platform. The spacer hoisting auxiliary platform comprises a connecting rod and spacer controllers located at the two ends of the connecting rod. The spacer comprises a wire supporting rod and wire clamps installed at the two ends of the wire supporting rod. The spacer hoisting auxiliary platform is connected with a wire clamp of a spacer through a spacer controller, and the spacer controller can control opening and closing of the wire clamp and control mounting and dismounting of the wire clamp relative to the spacer controller. According to the device, the spacer is installed through the unmanned aerial vehicle, direct participation of personnel in high-altitude operation is greatly reduced or avoided, the operation risk is remarkably reduced, meanwhile, rapid and accurate installation of the spacer is achieved, the operation time is shortened, and the operation efficiency is improved.

The utility model relates to the technical field of thick aluminum alloy plates, in particular to a spacer device for transporting thick aluminum alloy plates, which comprises an inner thin aluminum plate coating and a structural component. The structural assembly comprises an outer aluminum sheet wrapping object, silicate fiber filler, a fixed block, a cylinder, a spring and a block, the outer aluminum sheet wrapping object is fixedly installed on one side of the inner aluminum sheet wrapping object, the silicate fiber filler is detachably connected with the inner aluminum sheet wrapping object, the fixed block is slidably connected with the outer aluminum sheet wrapping object, and the cylinder is fixedly connected with the fixed block. The cylinder body is connected with the fixed block in a sliding mode and fixedly connected with the silicate fiber filler, the block body is connected with the cylinder body in a sliding mode and fixedly connected with the fixed block, one end of the spring is connected with the cylinder body, and the other end of the spring is connected with the block body, so that the machining quality of the thick aluminum plate is prevented from being affected.

A unique, universal Zero-Profile Expandable Intervertebral Spacer (ZP-EIS) device for fusion and distraction throughout the entire spine is provided which can be inserted via anterior, anterolateral, lateral, far lateral or posterior surgical approaches dependent on the need and preference. Multiple ZP-EIS embodiments each with unique mechanisms of calibrated expansion are provided. Two of these embodiments incorporate bi-directional fixating transvertebral (BDFT) screws and five other embodiments do not incorporate BDFT screws. A tool for implantation into the intervertebral device and calibrated device expansion is also disclosed.

A first connection apparatus for electrically connecting a first conductor to a second conductor, where the first conductor is assigned to the first connection apparatus and the second conductor is assigned to a second connection apparatus, the first connection apparatus comprising the first conductor, an electrically insulating protective cover for insulating the first conductor, an electrically conductive coupling component for electrically coupling the first conductor to the second conductor, and a spacer device.

A battery spacing device, characterized in that it comprises:a conveyor assembly (1) comprising a conveyor belt (11);a material clamping assembly (2) comprising a first clamping telescopic cylinder (21) telescopically movable relative to the conveyor belt (11) and a first clamping sensor (211);anda spacing assembly (3) comprising a step belt (31), a spacing telescopic roller (32), a locking plate (33), locking clamps (34), a spacing platform (321) and a movable plate (341), wherein the spacing telescopic roller (32) is connected to the stepping belt (31), wherein the spacing platform (321) is arranged on the stepping belt (31), the locking plate (33) and the locking clamps (34) are connected to a telescopic end of the spacing telescopic roller (32), wherein the locking clamps (34) are arranged on the movable plate (341), and the locking plate (33) is provided with at least two locking holes (331), and the spacing adjustment platform (321) is provided with a guide rail (3211), wherein the movable plate (341) is provided with a guide groove corresponding to the guide rail (3211), and the movable plate (341) is slidably mounted on the spacing adjustment platform (321);

The present invention relates to a surgical spacer device (100) for a joint, comprising a substantially cylindrical or truncated-cone-shaped main body (101), internally hollow and configured for insertion in a distracted joint (1, 2); the main body (101) comprising: a first terminal surface (102) substantially flat and configured to abut onto a first bone portion (1) of the joint (1, 2); a second terminal surface (103) substantially annular and configured to abut onto a second bone surface (2) of the joint (1, 2) opposite the first bone portion (1), the second terminal surface (103) having a first opening (10) for access to the second bone portion (2); at least one lateral element (104) configured for maintaining a three-dimensional spaced structure between the first terminal surface (102) and the second terminal surface (103), the at least one lateral element (104) defining a second opening (20) configured for allowing a lateral access inside the main body (101) and further an access to the second bone portion (2) through the first opening (10).

A stage spacer material suitable for multi-pulse solid rocket engines belongs to the field of energetic materials and contains the following components in percentage by mass: adhesive: 10% to 28%; oxidant: 70% to 85%; curing agent: 1% to 5%; other functional additives: 0% to 3.5%. The novel stage spacer material prepared by the present invention has a linear ablation rate lower than 0.8 mm / s, a mass ablation rate lower than 0.55 g / s, and a thermal conductivity of only about 0.05 W / (m·K). It has good flame insensitivity, high-temperature ablation resistance, and electrical combustion resistance, and has two major advantages: compared with existing inert spacers, this material has higher energy characteristics and can serve as a working fluid; in addition, the electrical combustion characteristic can avoid carrying an igniter, improving the safety performance of the engine system. This technology has broad application prospects in the spacer device of multi-pulse solid rocket engines.

The utility model discloses a kind of interval devices for chip transportation, it is related to the technical field of interval devices for chip transportation.The interval device for chip transportation, including bearing plate, the top of bearing plate is provided with chip main body, the top of bearing plate is provided with positioning device.This kind of interval device for chip transportation uses, first, several clamping grooves are opened in the top of bearing plate, the bottom of bearing plate is fixedly connected with the clamping block corresponding with clamping groove, the cooperation of clamping groove and clamping block facilitates the stacking of multiple bearing plates, several storage grooves are opened in the top of bearing plate, positioning block is arranged in the inside of storage groove, to facilitate fixedly connected chip main body, and positioning device is also arranged in the inside of storage groove, by setting positioning device, it is convenient to assist the fixation of chip main body, and chip main body can be quickly taken out from the inside of storage groove simultaneously.

The invention discloses a mountainous terrain portable phase-to-phase spacer device which is characterized by comprising a spacer body, a length adjusting device detachably arranged on the outer side of the spacer body, a wire connecting device detachably arranged on the outer side of the length adjusting device and an external driving device. A driving device mounting structure is arranged on the outer side of the wire connecting device, the driving device is detachably connected with the wire connecting device through the driving device mounting structure, and the driving device drives the wire connecting device to lock the wire on the corresponding side. Disassembly and assembly can be achieved in the transportation process, transportation under special terrains is facilitated, and meanwhile the spacer can be assembled and disassembled in cooperation with an unmanned aerial vehicle.

The invention relates to a gasket arrangement (3) for wear protection, comprising at least one gasket element (1, 1 ') arranged to be fastened to a support structure (2), and at least one device comprising: a first element (4; 4 ') adapted to be accommodated in the through-hole (8) of at least one cushion element (1, 1') or in a through-hole (8) formed by an adjacent cushion element (1, 1 '); the first element (4; 4 ') has an axially arranged opening (41); a second element (5, 5 ') for engaging with the first element (4, 4') such that the at least one cushion element (1, 1 ') is attached to the support structure (2) when the first element (4, 4') and the second element (5, 5 ') are interconnected, and wherein the outer periphery of the second element (5, 5') comprises a plurality of grooves (9) for engaging with a handling tool (10). The invention also relates to a method for fastening a cushion element (1, 1 ') to a support structure (2).

The invention relates to a spacer device for a support system of a motor vehicle, having a spacer element which extends longitudinally along its longitudinal axis between a first end and a second end, a fixing mechanism arranged on the first end and provided for fixing to a frame profile, a clamping mechanism arranged on the second end and provided for clamping to a support profile, and an adjustment mechanism having a worm gear drive which is in operative connection at one end with the clamping mechanism, a manual rotary actuating movement which acts on the spacer device by means of the worm gear drive being able to be converted into a displacement movement of the clamping mechanism between a clamping position and a release position, a bearing mechanism being provided by means of which the clamping mechanism and the spacer element are supported on one another in a manner which enables rotary movement relative to one another about the longitudinal axis, the worm gear drive being in operative connection at the other end with the spacer element.

The invention relates to a spacing device (4), to a method for separating and spacing apart at least one piece good (20), and to a handling system (1). At least one piece good (20) is fed in a substantially closed piece-good flow (21) by a transport device (2) along a transport plane (3) in a transport direction (TR) of the spacing device (4). The spacing device (4) comprises at least one spacer finger (5) arranged on a spacer strip (6), which spacer finger (5) is designed to engage in the piece-good flow (21) from below, substantially perpendicularly to the transport plane (3), in order to separate and space apart the at least one piece good (20) longitudinally with respect to the transport direction (TR). The spacing device (4) additionally comprises a handling device (7) for changing the format of the spacer strip (6). The spacing device (4) can also be assigned a handling device (7) for changing the format of the spacer strip (6). The handling device (7) is designed to carry out the format change within the spacing device (4).

The invention relates to a mounting support (1) comprising a head part (2), a rod device (3) and a connecting device (4), wherein the head part (2) is received on a first end (14) of the rod device (3) by means of the connecting device (3), and wherein the head part (2) is provided so as to be articulated relative to the rod device (3) about an axis by means of an articulation device (5). The head part (2) comprises a support surface (6) and a contact surface (7), wherein the support surface (6) and the contact surface (7) are angled relative to one another, and wherein the orientation of the support surface (6) and contact surface (7) can be set jointly along the axis by means of a locking device (8). In the method for mounting at least one object (100) on a wall (200) and / or ceiling (300) by means of such a mounting support (1), the mounting support rests, together with the contact surface (7), against a wall (200) or is clamped between a ceiling (300) and a floor (400) by means of a spacer device (25). The set for producing such a mounting support (1) comprises a corresponding head part (2) and a locking device (8).

The invention relates to an installation group (1, 18) with a positioning device (3, 22) for positioning the installation group (1, 18) in a receiving opening (7) of a suspended ceiling (6, 8). The installation group (1, 18) has a covering device (2) in the region of the positioning device (3, 22). The installation group (1) also has a spacing means (4) and a technical assembly (5) fastened to the spacing means (4) at a distance from the positioning device (3, 22). At least one fastening device (3, 19) is provided, which is arranged in the region of the positioning device (3, 22) or in the region of the technical assembly (5).

A mold for forming a spacer device for the replacement of a joint prosthesis. In particular, a mold that has at least two removable inserts.

The invention discloses a fitting type adjustable gasket device for wedge-shaped high tibia osteotomy with an inner opening. The fitting type adjustable gasket device comprises an upper cover, a floating cover, a double-side different-curve cam, a worm gear-worm transmission pair and a base, the worm gear is driven by rotating the worm, and then the double-side different-curve cams are driven to rotate synchronously. The double-side different-curve cam is unique in design, and the curved surfaces of the cams on the two sides of the double-side different-curve cam have specific curvature radius difference. In the rotation process of the cam, the curvature radius difference is utilized to accurately drive the floating cover to stably lift in the vertical direction, and meanwhile, the floating cover can controllably rotate around a coronal shaft. The combined movement mechanism enables the device to accurately generate the required coronal plane angle beta at one time in the operation. By means of the design, accurate adjustment of the angle is achieved, more importantly, large-area and uniform face-face contact can be effectively promoted to be formed between the osteotomy face and the floating cover, and therefore the supporting stability is remarkably improved, the risk of bone face collapse caused by local stress concentration is thoroughly eliminated, and reliable structural support is provided for postoperative recovery.

The utility model discloses a guide space ring device for a post-shearing roller way of a bar, which comprises the post-shearing roller way and a plurality of guide space rings, the plurality of guide space rings are sleeved and fixedly arranged on the post-shearing roller way, the cross section of each guide space ring is a right triangle, and two sides of the hypotenuse of each right triangle are chamfered. Guide space rings at the two ends of the roller bed are designed on the roller surface of the flat roller of the post-shearing roller bed, are made of materials with higher wear resistance and are welded at the two ends of the flat roller of the post-shearing roller bed; the novel guide space ring device has the advantages of being simple in structure, low in manufacturing cost, convenient and fast to maintain and the like, and the field use requirement can be well met.

The invention relates to an architecture (1) for mounting an inertial electrodynamic transducer (2) in an interior compartment of a motor vehicle, said architecture comprising a rigid housing (3) housed in a cavity (10) delimited by a wall (11) spaced apart from said housing so as to define an extension space (12), and a spacing means (13) interposed between said housing and said wall, the wall of said housing being provided with a plurality of orifices (14) and said housing being provided with an inner layer (15) extending facing said orifices.

The utility model discloses a self-damping adjustment phase-to-phase spacing device capable of suppressing galloping, which relates to the field of high-voltage overhead transmission line safety, and comprises an adjusting assembly and a moving assembly, the adjusting assembly comprises two longitudinally arranged damping cavities, each damping cavity comprises a first cavity, a second cavity located below the first cavity and communicated with the first cavity, and a third cavity located on the peripheries of the first cavity and the second cavity and communicated with the second cavity, damping media are arranged in the first cavity and the second cavity, and the second cavities in the two damping cavities are close to each other; the moving assembly comprises a spacer capable of axially moving along the damping cavity, one end of the spacer penetrates through the first cavity and enters the second cavity, and the other end of the spacer extends out of the first cavity to be used for being connected with a wire of the high-voltage transmission line. According to the invention, corresponding damping force can be generated according to the displacement of the wire, and a more stable damping effect and a longer service life are provided.

The invention relates to a spacer device for a glazing unit, the spacer device comprising a straight profile (1, 10, 100) that comprises at least four walls (3, 4, 5) defining therebetween at least one chamber (2, 21, 22), the profile extending over a profile length, one (3) of the walls comprising a plurality of periodically arranged perforations (6). The chamber (2) comprises an acoustic insulation material (8) and, optionally, a desiccant (9). Any one (4, 5) of the walls not comprising the perforations has at least one longitudinal through-opening (40, 51, 52) which extends at least partially over the length of the profile (1, 10, 100), the at least one longitudinal through-opening (40, 51, 52) being hermetically sealed by a sealing closure element (20), fixed at least to the wall (4, 5) having the at least one longitudinal through-opening (40, 51, 52).

Spacer device 1 can be a disc and has a circular spacer device hole 4 for holding a plant pot 7. The spacer device can be circular and can have drainage holes in it. The spacer 1 can be inclined towar

The utility model relates to a spacing device based on wafer bonding, and belongs to the technical field of semiconductor manufacturing. The device comprises a first bonding wafer which is fixed in a clamping groove of cleaning equipment; the plurality of spacing mechanisms are uniformly distributed at the periphery of the first bonding wafer; the spacing mechanism comprises a fixed base, a rotating shaft, a connecting rod and a gasket assembly, and the rotating shaft rotates to drive the connecting rod and change the position of the gasket assembly; the gasket assembly comprises a gasket fixing shaft and a gasket body, and the gasket body is of an umbrella-shaped structure, is arranged above the first bonding wafer and does not make contact with the upper surface of the first bonding wafer; and the second bonding wafer is placed above the gasket body, and a linear contact surface exists between the lower surface of the second bonding wafer and the umbrella-shaped inclined surface of the gasket body so as to reduce pollution. According to the utility model, after the two wafers are cleaned by the megasonic cleaning machine, in-situ direct bonding is realized, so that the occupied space of equipment is greatly reduced, the contact area between the gasket and the wafers is reduced, and the pollution possibility is reduced.

Liquid ring vacuum pump (1), comprising: a fixed body (2) defining within it a pumping chamber (3) and provided with an intake conduit (4) and an outlet conduit (5) put in fluid communication with the pumping chamber (3); an impeller (6) provided with vanes and eccentrically housed in said pumping chamber (3); a drive shaft (7) extending between a first end (7a), located at the pumping chamber (3) and to which said impeller (6) is coupled, and a second end (7b) coming out of the body (2); a fixing device (10) for fixing the impeller (6) to the drive shaft (7), comprising: − a threaded element (11) screwed into a corresponding seat obtained in the first end (7a) of the drive shaft (7); − an annular flange (12) abutting against the impeller (6) and reversibly coupled thereto; a spacer device (13) interposed between the fixing device (10) and the drive shaft (7).

The present invention provides a spacer device having a flow rate spirometer. The flow rate indicator allows users to use a measured, consistent flow rate leading to improved synchronicity and actuation.

An adjustable mold for forming spacer devices or parts thereof for the replacement of a joint prosthesis or part thereof, and the related kit for forming such spacer devices or parts thereof.

Rigid endoscope (1) with a fiber tube (2) whose distal end is closed by a window (3, 3'), and with a lens (6, 7) arranged in the fiber tube (2), which is held at a distance from the window (3) by a spacer device (10), wherein the spacer device is designed as a spacer tube (10) which is supported distally on the window (3) and proximally on the lens (6, 7), characterized in that the lens (6, 7) is arranged in a lens tube (5, 8) by means of which the lens (6, 7) is mounted in the fiber tube (2) and supported on the spacer tube (10), that the lens tube (5, 8) is designed in its distal end region (8) forming a step with a smaller diameter, and that the spacer tube (10) is supported at its distal end on the window (3, 3') and at its proximal end on the step on which the lens tube (5, 8) is supported in its transitions to a diameter-reduced distal end region (8).