305results about How to "Adjust the tension" patented technology

A storm protector (20) to be attachable over a window (21) or other opening of a building (22) includes a header (26), a bottom sill (25) and side frames (23, 24) extending between the ends of the header (26) and the sill (25). The header (26) carries a tube (53) which has one end of a curtain assembly (27) attached thereto. The curtain assembly (27)is biased by a spring (54) to be normally coiled on the tube (53), but the curtain assembly (27) may be manually moved along the frames (23, 24) to the sill (25) to cover the window opening (21). A bar (31) is formed at the other end of the curtain assembly (27), and the bar (31) carries a guide and lock assembly (110) which rides in and can engage at least one of the side frames (23, 24) to guide and selectively hold the curtain assembly (27) at any selected position along the side frames (23, 24). A tensioning assembly (32) is positioned in the header (26) and, without disassembling the protector (20), it may be accessed to adjust the tension of the spring (54). The header (26) includes a sealing surface (50), the sill (25) includes a sealing surface (105) and each side frame (23, 24) includes a sealing surface (89). A force upon the curtain assembly (27) causes it to engage the sealing surfaces (50, 89, 105) to provide a full perimeter seal around the window opening (21).

The invention discloses an exoskeleton type upper limb rehabilitation training robot, which includes a base, two mechanical arm assemblies and six motor drive assemblies; the base includes a mobile base, an electrical box, an electric lifting column, a base platform, Motor mounting angle bracket, base rotating motor, coupling, base main bearing seat, base ball screw nut assembly, base nut seat, base common sub-bearing seat, right bracket, base linear guide assembly and left Bracket; the mechanical arm assembly includes a mechanical shoulder belt assembly, a mechanical shoulder joint assembly, a mechanical elbow joint assembly, a mechanical forearm assembly, a mechanical wrist joint assembly, and a mechanical hand assembly; the motor drive assembly includes a motor and a deceleration assembly, a torque sensor assembly and The transmission assembly, the motor and deceleration assembly, the torque sensor assembly and the transmission assembly are all mounted on the same motor-driven base frame. The invention can be worn on the upper limbs of the human body, and can be used to assist the upper limbs of the human body to move in three-dimensional space and carry out rehabilitation training.

An electric dolly system for transporting an object up and down stairs having a base platform connected to a bottom end of support rails, a handle at a top end and a pair of wheels at the bottom end, a track belt wrapped around a first and second rotator component adapted to rotate around the rotator components like a conveyor belt using a motor, the first rotator component is connected to the support rails via a first extension arm and the second rotator component is connected to the support rails via a second extension arm, the first extension arm is positioned closer to the handle and is longer than the second extension arm such that the track belt is at an angle with respect to the support rails.

An exercise device is provided which is used in exercising of the abdominal muscles as well as in exercising the muscles of the upper torso, shoulders and arms while the back of the user is supported, elongated and stretched. The device includes a platform which is elevated at one end from a supporting surface for the device. A seat is located at the one end of the platform and a bowed back support member is disposed on the platform adjacent to the seat. The support member presents a convex curved surface of a longitudinal extent such that the back and head of the user can rest thereon with the user in a backwardly reclining posture. A resilient belt fits around the waist of the user while a restraining arrangement preferably in the form of flexible restraining members is adapted to engage the arms of the user during movement of the user from the backwardly reclining posture wherein the back of the user rests against the convex curved surface to a sitting position. The restraining arrangement thus increases the force that must be exerted by the abdominal muscles of the user in carrying out this movement.

The invention discloses a tension roll of a dividing and cutting machine, which comprises a base and tension roll bodies arranged on the base in a rolling manner, and is characterized by further comprising a bracket on the base, an adjusting block arranged on the bracket in a sliding manner, an adjusting bolt connected with the adjusting block and the bracket, and an adjusting roll rotatably arranged on the adjusting block, wherein the bracket is arranged among the plurality of parallel tension roll bodies; and the adjusting roll and the tension roll bodies are parallel to each other. According to the invention, the tension degree of the paper tape can be adjusted according to the paper tape condition, as the height-adjustable adjusting roll is adopted.

The invention discloses a fish meat and bone separating device. The device comprises a rack and a driving device, a transmission mechanism, a meat separator, an extrusion device, a feeding device and a discharge device, which are all arranged on the rack. The device is characterized in that the device also comprises a fish skin peeling device; the meat separator comprises a connecting disc and a main barrel; the axis of the connecting disc is arranged in the anterior-posterior direction; the main barrel is fixedly connected on the connecting disc from the front; the main barrel is integrally shaped like a cylinder shell; meat separating holes with diameters being 1-8mm are uniformly distributed in the wall of the main barrel and run through the wall; the distance between the edges of the adjacent meat separating holes is 2-20mm; the transmission mechanism transmits power to the meat separator and the extrusion device respectively via the driving device and acquires the fish meat via mutual extrusion; and the fish skin peeling device is arranged on the right of the main barrel of the meat separator and peels the remaining fish skin and fish bones from the main barrel.

The invention provides a belt pulley mechanism which is convenient to regulate the tension degree of a belt. The belt pulley mechanism comprises a first belt pulley, a second belt pulley and a belt, and the first belt pulley and the second belt pulley are connected through the belt in a transmission manner, wherein the belt pulley mechanism further comprises a tension bracket fixed on a mounting base. The tension bracket comprises a first sidewall, and an arc guide channel is arranged on the first sidewall; the second belt pulley comprises a mounting rack, the mounting rack is provided with a first fastening hole and a second fastening hole which are parallel to the axial direction of the second belt pulley; the first fastening bolt is used for connecting the second belt pulley to the mounting base through a first fastening hole; and the second fastening bolt can adjustably fix the second belt pulley on the tension bracket through the arc guide channel and a second fastening hole. The invention further provides a power-assisted steering pump assembly. In the belt pulley mechanism disclosed by the invention, the second belt pulley or the second belt pulley has functions of a transmission belt pulley and a tension pulley at the same time, thus the utilization rate of space is improved, and the tension degree can be regulated as required randomly.

The invention provides a suture anchor assembly. The suture anchor assembly comprises an anchor sleeve and a clamping part, wherein the anchor sleeve is provided with an axial hole and an external thread and implanted into a human body; the clamping part is at least partially arranged in the axial hole and provided with multiple chucks, and gaps are formed among two or more chucks and used for placing sutures, wherein at least part of the wall of the axial hole is in interference fit with the clamping part when the clamping part extends into the anchor sleeve, and the gaps among the multiple chucks shrink to clamp the sutures in the gaps. In the technical scheme, the two ends of the sutures are clamped into a pressurizing device at the same time, it is avoided that since pulling is too tight, the sutures are cut and damaged by the external thread of the anchor sleeve, and knotting is not needed; in addition, by adjusting the implanting depth of the anchor sleeve, the tensile force of the sutures can be adjusted, the sutures are prevented from being too loose or too tight, operation difficulty is lowered, and the efficiency and safety of an operation are promoted.

A low odor environmentally-friendly nano-pigment inkjet ink composition has good storage stability, inkjet stability, and good print quality. The printhead nozzles are not easily clogged by such an inkjet ink composition. The printed image has high gloss, scratch resistance, and weather resistance. The inkjet ink composition using low toxic and low odor raw material has a high flash point, and has high security to human health and environment. The inkjet ink composition can meet both the environmental requirement and the print quality requirement. The inkjet ink composition includes 1-10% of N-ethyl pyrrolidone, 1-20% propylene carbonate, 50-80% glycol ether solvent, pigment, dispersant, resin, plasticizer, surfactant, and cyclic tertiary amine compound as an acidity regulator.

The invention discloses a height-adjustable cloth inspection device. The cloth inspection device includes a support frame, a fastening rod, a cloth inspection support, a cloth inspection rod, and a detector. Both ends of the fastening rod are connected with the support frame. , the cloth inspection support is arranged on the top of the support frame and connected with the support frame, the two ends of the cloth inspection rod are connected with the cloth inspection support, the support frame includes two support legs, both supports are movably connected with the rotating shaft, and the support legs There are fastening installation holes on the top, cloth inspection installation holes on the cloth inspection support, a camera is arranged on the cloth inspection rod, and the camera and the detector are connected by wires. The cloth inspecting machine of the present invention has the advantages of simple structure, adjustable height, and can adjust the tension degree of the gauze when it passes through the cloth inspecting device, and has low cost.

The invention relates to a dual-roller four-time natural luster finishing machine. The dual-roller four-time natural luster finishing machine is provided with a rack, wherein a natural luster finishing roller I and a natural luster finishing roller II are arranged on the rack from a cloth feeding side to a cloth discharging side in a side-by-side manner, a double-side supporting belt mechanism matched with two natural luster finishing rollers is arranged on the rack between the natural luster finishing roller I and the natural luster finishing roller II, single-side supporting belt mechanisms are arranged at the cloth feeding side of the natural luster finishing roller I and the cloth discharging side of the natural luster finishing roller II, a lower cloth guiding mechanism is arranged on the rack under the natural luster finishing roller I and the natural luster finishing roller II, and an upper cloth guiding mechanism is arranged on the rack above the natural luster finishing roller I and the natural luster finishing roller II. According to the dual-roller four-time natural luster finishing machine, two natural luster finishing rollers are combined with one supporting belt to realize the dual-roller four-time natural luster finishing treatment by the double-side supporting belt mechanism, the occupied space of the supporting belt mechanism is reduced, and a main machine is compact; and a tension correcting roller is arranged to collect the deflected supporting belt on the double-side supporting belt mechanism under the action of a swing arm, the tensioning intensity adjusting effect can be achieved under the action of an adjusting slot hole, and the use is convenient.

Provided are a printing ink comprising inorganic nano-materials and an electronic device manufactured by printing with the printing ink, in particular, an electroluminescent device. The composition of the provided ink comprises at least one inorganic nano-material, in particular, quantum dots, and at least one ester-based organic solvent.

The invention discloses a chemical slurry squeezing filtration system. The system comprises one belt filter press, one box filter, one pressure filter, one squeezing filter, one sterilization device,one sedimentation tank, one waste liquid pool, one liquid collection pool, four slag storage tanks, three buffer tanks, six feeding pumps, five circuit switches and fifteen valves. The squeezing filter comprises a waster spray pipe, a cylindrical housing, screw vanes, a driving motor and a gathering plate. The screw vanes are arranged at intervals.

The invention provides a tail rope tensioning device and an installation method for the tail rope tensioning device and relates to the technical field of mining machinery. The tail rope tensioning device comprises upper supporting beams, lower supporting beams, square tube guide rails and a steel platform, the square tube guide rails are a pair, connected with the upper supporting beams and the lower supporting beams and arranged between the upper supporting beams and the lower supporting beams, the steel platform is arranged between the pair of square tube guide rails and moves up and down, arm hanging beams are arranged between the upper supporting beams, the two arm hanging beams are connected by a baffle beam, the lower end of the baffle beam is provided with lengthways baffles, a ropeguide wheel is arranged above the steel platform, the rope guide wheel is fixed by a shaft, two ends of the shaft are supported above the steel platform through open bearings and supports, two edgesof the steel platform are arranged on the square tube guide rails through roller cage shoe components, and a steel wire rope runs through the rope guide wheel. By means of the tail rope tensioning device and the installation method for the tail rope tensioning device, defects in the prior art are overcome, a tail rope is tensioned, and free swing of the tail rope is limited.

The invention provides a twisting adjusting device and method of a rope twisting method and relates to the field of rope twisting methods. The twisting adjusting device comprises a porous disk (1), a fixing support (9) and a sleeve assembly (3), one end of the fixing support (9) is fixed and the other end of the fixing support (9) is connected with the sleeve assembly (3). The sleeve assembly (3) is connected with the porous disk (1) through an inner bearing bush (4) arranged therein, the porous disk (1) rotates around the central axis of the inner bearing bush (4) along the inner bearing bush (4), the porous disk (1) is provided with a plurality of small holes, and rope strands can pass from the small holes. Included angles among the rope strands are uniformized through the porous disk during twisting, tension on the rope strands can be uniformized by the rotatable porous disk, and twisting is uniform during twisting the rope strands into ropes, so that strength of the ropes is greatly improved. Accordingly, the twisting adjusting device is simple in design, easy to mount, convenient to use and low in device cost.

The present invention discloses one kind of automatic pumping and injecting device for clinical medicine compounding. The automatic pumping and injecting device includes one frame, a pumping and injecting needle cylinder-piston mechanism, a transmission mechanism, a power set and a controlling mechanism connected together. The present invention is used in clinical medicine compounding, and has high efficiency and less medicine contaminating possibility.

The invention relates to laser cutting equipment. The laser cutting equipment comprises an XY supporting frame, a cutting bed, a vertical floating mechanism, a laser generation assembly, an X-axis movement mechanism, a Y-axis movement mechanism and a laser cutting assembly, the cutting bed can slide up and down on the vertical floating mechanism, the laser generation assembly is fixedly installed at the top of the XY supporting frame, the laser cutting assembly can freely move on an XY plane which is located above the cutting bed and composed of the X-axis movement mechanism and the Y-axis movement mechanism, laser generated by the laser generation assembly enters a laser cutting head of the laser cutting assembly, the laser cutting head emits laser to a to-be-cut object located on a machining station on the cutting bed to achieve cutting operation, and a feeding port and a discharging port are formed in the front end and the rear end of the cutting bed correspondingly. The equipment is compact in structure, small in size, easy to install and use, low in operation cost and labor cost, low in environment requirement and suitable for being popularized and used in vast small and medium-sized enterprises.