414results about How to "increase friction" patented technology

A medical closure device (1; 20) comprising an inner member (2; 23), which is adapted to be positioned against an inner surface of a tissue wall, and a retaining member (3; 13; 21), which is attached to the inner member, wherein the retaining member is in the form of a loop made up by multiple coils of at least one filament, the coils lying side-by-side one another such that when increasing tension is applied in the loop, at least one of the at least one filament breaks apart before side-by-side portions of the at least one filament slide readily with respect to one another.

An expansion dowel includes an anchor bolt (12) having a load application element (16) at a first end region (14) of the anchor bolt (12), and an expansion part (17) at a second free end region (15) of the anchor bolt (12), and an expansion sleeve (21) having an inner profile (22) with a region (23) having a surface roughness increasing in the direction of the first end region (14) of the anchor bolt (12), with the expansion part (17) having a conical section (18) widening toward the second free end region (15) of the anchor bolt (12) for expanding the expansion sleeve (18).

An electronic cigarette includes a rod having an atomization device and a battery assembly, wherein the electronic cigarette further includes a jacket, the jacket is arranged on an outer surface of the rod, and an outer surface of the jacket is provided with a friction portion. When using the electronic cigarette, due to the friction portion, fingers of a user may contact the friction portion, which may increase the friction between the fingers and the rod, thereby effectively preventing the electronic cigarette from falling off from the fingers in use.

The shoes with socks of the present invention are a combination of two shoes and two socks. The shoes with socks of the present invention can generate unique style per se; optionally, they may match with a user's clothes to provide additional stylish appearances. A front lace section is provided on the front portion of the top portion and a rear lace section is provided on the rear portion of the top portion. The rear lace section passes the opening and goes through the back wall of the top portion. In use, the rear lace section is fixedly attached to the corresponding sock through the engagement of two engagement units. In addition, a fastening unit, which is stylish, is provided on both the front lace section and the rear lace section to allow a user to adjust the tightness of either lace sections and easily and quickly.

A method and system for monitoring and predicting the health of electro-mechanical systems and components includes collecting data for a fixed pattern of actuation of such system or component. This data is used to build statistical models that correspond to a normal state of the system or component. New measurements are compared to this model in order to monitor the health of the system or component. The comparison can be made using a distance calculation. The combination of new measurements with historical data provides the prediction for future health states of the system or component.

The invention relates to a transmission line bird nest removal tool, and belongs to the field of power maintenance auxiliary facilities. The transmission line bird nest removal tool mainly comprises a lengthened insulated rod, a fixed insulated rod, a handle, a pull rope I, pull ropes II, reset springs, a bent vertical pipe, insulated claws, a pull rope scroll, a rotation stopping ring and a rotation stopping sheet, wherein the insulated claws are hinged at the top end of the bent vertical pipe; the lower part of each insulated claw is provided with an insulated barb; the inner sides of the insulated claws are provided with the pull ropes II; one end of the lengthened insulated rod and the fixed insulated rod are connected in a movable sleeving mode, and the other end is vertically connected with the handle; and one end of the pull rope I is connected with the pull ropes II, and the other end passes across a standing pulley to be wound on the pull rope scroll. A sliding telescopic structure is adopted, the tool can be applied to removal of bird nests of different distances, integrity of the bird nest can be ensured, wild animals can be protected, the labor efficiency and operation standards are improved, and fault of the transmission line caused by bird damage can be effectively avoided.

The invention discloses a flexible mechanical hand which comprises a connection column with a hollow cavity, a total air inlet formed in the connection column, a connection plate arranged at one end of the connection column and at least two finger mechanisms. Each finger mechanism comprise a finger face, a finger back, a first cavity arranged between the finger face and the finger back, at least one semicircular arch body arranged on the finger back, a second cavity formed in the semicircular arch body and communicating with the first cavity, and a convex portion which is convexly arranged onthe other side of the finger face and provided with the lower surface being an inclined face, wherein the swelling deformation of the finger back is larger than that of the finger face. Each finger mechanism further comprises a connecting piece connected to the root of the corresponding finger, a third cavity arranged in the connecting piece and communicating with the first cavity, an air inlet formed in the connecting piece, an air outlet formed in the connection column and communicating with the air inlet, a sliding groove formed in the connecting piece, and a sliding rail arranged on the connecting plate and used for penetrating into the sliding groove. The flexible mechanical hand is large in grabbing force and capable of gabbing objects with different sizes.

A kit for performing removal of a vermiform appendix (20) from a patient comprises an elongated flexible element (140) extending between a proximal end and a distal end, means (150) attached to the distal end of the elongated flexible element for anchoring the distal end to interior walls of a central lumen (26) defined by the appendix when the distal end is disposed within the central Lumen, a tubular element (100) defining a central Lumen adapted for receiving a colonoscope (90), and means for ligating or cutting (168) the appendix at the appendix Base after the appendix is inverted into the cecum (12). A method for performing removal of a vermiform appendix from patient comprises positioning a colonoscope into the cecum of the patient, irrigating the central lumen of the appendix, guiding a distal end of an elongated flexible element into the central lumen of the appendix, wherein the flexible element comprises anchoring means anchoring the distal end to the interior walk of the appendix, providing counterforce against the appendix base, pulling the elongated flexible element toward the cecum, wherein the elongated flexible element draws the appendix into the cecum, and ligating or cutting the appendix.

The invention relates to a mobile robot structure, in particular to a mobile robot being applicable to large span transmission line routing inspection, which comprises a front upper arm, a rear upper arm, a front lower arm, a rear lower arm and an electrical appliance box body, wherein one ends of the front and the rear lower arms are respectively installed on the electrical appliance box body, the other ends of the front and the rear lower arms are respectively and rotatably connected with one ends of the front and the rear upper arms through a front and a rear rotation mechanisms, and the other ends of the front and the rear upper arms are respectively provided with a travelling mechanism which travels on a transmission line and a clamping mechanism which clamps the transmission line; and the front and the rear rotation mechanisms have the same structure, and respectively comprise a rotation pair and a spring, one ends of the two upper arms of the mobile robot are respectively and rotatably connected with the other ends of the two lower arms of the mobile robot through the rotation pairs, and the springs which can rotatably reset the upper arms are arranged between the upper arms and the lower arms of the mobile robot. The mobile robot has the advantages of large climbing angel, off-line prevention, good safety protection, short obstacle navigation time, simple obstacle process, fault release function, wider application scope and the like.

The instant invention is a climbing device for belaying and rappelling. A tube is split into two pars that are hinged to pivot scissor-like. A loop of rope is inserted into the split tube and attached to the climber or an anchor with a carabiner. The split tube is open when the rope is slack and retains the one-piece tube belay device's characteristic advantages of smooth feed. The two parts pivot when there is tension in the rope, closing around the rope in a scissor-like movement that increases friction by pinching the rope against the carabiner, significantly reducing the brake-hand force needed to arrest and hold the weight of a climber. At least one spring applies the force that opens the spit tube when the device is not supporting a load. Alternate configurations include openings to control two ropes simultaneously; a lever to control the release of the rope when lowering a climber; and a means for attaching a second carabiner for rigging the device to belay a second with auto-braking. The instant invention is effective with climbing ropes of any diameter and can arrest rope moving through the device in either direction.

The invention relates to a detachable antiskid mechanism of a manipulator. The manipulator comprises a clamping mechanism body, clamping arms, antiskid blocks and bolts. A control mechanism used for controlling the clamping ends of the two clamping arms to conduct clamping or loosening is arranged in the clamping mechanism body, the clamping arms are provided with the clamping ends used for clamping a clamped object, screw holes are formed in the clamping ends, bolt installation holes are formed in the antiskid blocks, the bolts penetrate the bolt installation holes and the screw holes to be assembled to fixedly connect the antiskid blocks and the clamping ends, and antiskid protruding grains are arranged on the end faces of the antiskid blocks in contact with the clamped object. The antiskid structure is replaceable. In a use process of the manipulator, a user can directly replace the antiskid blocks once the user finds that the antiskid structure of the manipulator is abraded or damaged.

The construction process of raising the bearing capacity of auger boring pile includes setting two grouting pipes symmetrically beside the side wall of pile hole, setting reinforcing cage and grouting concrete with concrete pumping agent in 1-1.5 wt% of cement, and pressure grouting cement slurry with concrete pumping agent in 1 wt% of cement and concrete expanding agent in 5 wt% of cement in the pumping pressure of 200-300 kg/sq cm in 8-24 hr after filing until cement slurry overflows from the top end beside the pile. The process can raise the bearing capacity of the pile by over 1 time, reduce the length of the pile, save material, lower cost and reduce construction pollution.

The invention discloses a multifunctional food safety distribution device which comprises a base and a distribution box. A groove is formed in the base; the distribution box is arranged in the groove; L-shaped limiting plates are symmetrically arranged on the two sides of the bottom of the distribution box; a plurality of mounting grooves are uniformly formed in the lower ends of the L-shaped limiting plates, and rolling balls are arranged in the mounting grooves correspondingly; a plurality of first telescopic rods are connected between the outer walls of the L-shaped limiting plates and the inner wall of the base, and the outer walls of the first telescopic rods are sleeved with first springs; a cold storage area and a heating area are arranged in the distribution box; pull rods are arranged in the cold storage area and the heating area correspondingly, and the bottoms of the pull rods are fixedly connected with bottom plates; and a plurality of food boxes are symmetrically arranged on the two sides of the outer walls of the pull rods. Operation is easy, using is convenient, quick and ingenious, the condition of scattering of foods in the distribution process can be effectively avoided, the distribution box is provided with a temperature control system which can control the temperature in the box in real time, the effects of cold storage and heat preservation are achieved, the safety of the foods is guaranteed, and the multifunctional food safety distribution device is suitable for wide promotion.

The invention belongs to the field of bus accessories, in particular to a bus lifting ring for increasing friction, which comprises a lifting ring body and a connecting head, the lower end of the connecting head is fixedly connected with the housing, A movable box is slidably and sealingly connected with the housing, A movable box is filled with a non-Newtonian liquid, the upper end of the movablebox is fixedly connected with the inner top surface of the housing through a first spring, A link plate is arrange in that movable box, The connecting plate is fixedly connected with the inner top surface of the movable box through a second spring, the lower end of the connecting plate is fixedly connected with a connecting rod, the lower end of the connecting rod is arranged through the movablebox and the shell in turn, the connecting rod is slidably and sealingly connected with the movable box and the shell, and one end of the connecting rod located outside the shell is fixedly connected with the upper end of the lifting ring body. When the bus suddenly changes speed or turns sharply, the invention can apply the pulling force of the passenger on the limit airbag and the protruding bag,increase the friction force between the passenger's palm and the lifting ring, avoid the situation of releasing the hand, and improve the safety of the bus.

The invention discloses a prefabricated concrete precast road capable of being recycled and a construction technology thereof. The construction comprises the following steps that a concrete prefabricated board is precast through templates comprising sizing reinforcing steel bars through a bottom construction technology; four round-headed hoisting nails are embedded on the concrete prefabricated board to serve as hoisting points; a fillet surface is machined on the top surface of the concrete prefabricated board; then rubber strips are embedded on the front side surface, the rear side surface and the left side surface of the concrete prefabricated board; concrete prefabricated boards are transported to a construction site through a transport cart and are stored; the concrete prefabricated boards on the transport cart are divided into a plurality of layers; a cushion block is arranged between each two adjacent layers of concrete prefabricated boards; the concrete prefabricated boards aremounted at full width in the same direction through a truck crane and a duckbilled lifting hook; then the truck crane is parked on an accomplished pavement; cross sections are spliced and mounted; the concrete prefabricated boards are bonded through mortises and bulges; gaps are filled with asphaltic sand, so that a temporary road is formed. The prefabricated concrete precast road reduces produced waste and pollution, and effectively reduces construction waste.

The invention belongs to the field of engineering machinery, and particularly relates to an integral casting digging bucket and a manufacturing method thereof. The integral casting digging bucket comprises a lifting lug, a top plate, two side plates and a bottom plate connected with the two side plates, and the lifting lug, the top plate, the two side plates and the bottom plate are integrated. Cast steel for casting the digging bucket comprises the following components: 0.1%-0.6% of C, 0.2%-0.6% of Si, 0.5%-1.8% of Mn, 0.5%-1.6% of Cr, 0.2%-0.75% of Ni, 0.1%-0.6% of Mo, less than or equal to 0.035% of P, less than or equal to 0.035% of S, and the balance of iron. The method for manufacturing the integral digging bucket of an excavator by using the cast steel comprises the following steps: smelting the components of the cast steel in a smelting furnace; and after smelting is finished, carrying out modification treatment in front of a furnace, manufacturing models and mould plates, coating, heating, vacuumizing, placing a sandbox, adding sand, modeling, carrying out mould assembling, pouring, quenching, and tempering and cooling to the normal temperature to finish casting of the digging bucket. A vacuum sealing technology and a low alloy steel material are adopted, the integral casting digging bucket is formed by one-time pouring, and the product is high in strength, high in wear resistance, corrosion resistance and impact force resistance and long in service life.

An inflatable exercise apparatus having inflatable bladder segments in fluid communication with each other. The inflatable exercise apparatus includes a valve control mechanism that may control the flow of a fluid between the bladder segments, thereby allowing for the adjustment of the pressure in each bladder segment. Adjusting the pressure in each bladder segment may allow the user to vary the levels of resistance during exercise. The bladder segments may be operably connected to bases. The bladder segments may have a plateau that is configured to accommodate each user's stance dimension, along with ridges to assist in securing the feet of the user in a neutral position. The apparatus may also include band brackets for the attachment of other exercise devices, for example exercise bands or balancing devices. The bases may be pivotably connected so as to allow the apparatus to fold to accommodate a storage state.

A support rod device comprises a support rod, a support sleeve, support balls, and an elastic element; the support rod comprises a first end and a second end; the first end has a first end face provided with a mounting cell; the support sleeve slidably sleeves the first end of the support rod along the axis of the support rod; the support sleeve is provided with a support portion having a through hole and corresponding to the firs end face; the support ball arranged in the mounting cell of the support rod is partially exposed from the first end face and is aligned with the through hole; the elastic element is connected between the support rod and the support sleeve. The invention further relates a substrate bearing device with the support rod device; by the use of the substrate bearing device, damage of a substrate caused when the substrate is supported by the substrate bearing device can be prevented effectively.

The invention discloses a fabric with water absorption and air permeability and a production method thereof. The wrap and weft yarns of the fabric at least comprise one kind of dual-component yarn containing common Dacron and cation Dacron, and the dual-component yarn is processed into the finished production through alkali weight reducing finishing. The air permeability of the finished product, tested by JIS (Japanese Industrial Standards) L1907 test method, is above 80cc, joint shift is within 2.5mm under the tension of 9.8N, water absorption performance is good, water absorption diffusing time is within 3S, and the fabric has the function of cool feeling and quick dryness by moisture adsorption, and is an ideal autumn and summer leisure material.

A telescopic sucking pipe for cleaner is composed of an external pipe, an internal pipe with stop slot, a stopping slide block arranged between internal and external pipes, a locking part on said stopping slide block and matched with said stop slot, a manipulating sleeve pipe for external pipe and a deformable elastic clamping ring between internal and external pipes for improving the locking force between them.

The invention discloses a modularization sheep foot simulation mechanical foot device which comprises an interface shell, a foot installation plate, plugging mechanisms and foot mechanisms. The interface shell is internally provided with a connection block. A plugging hole is formed in the connection block in the vertical direction, the top face of the foot installation plate is provided with a plugging shaft, and the bottom face of the foot installation plate is used for installation of the foot mechanisms. The plugging shaft penetrates into the plugging hole, due to the fact that the two sets of plugging mechanisms sequentially penetrate through the connection block from the two sides of the interface shell and the end of each plugging mechanism can be located in the plugging shaft, positioning between the interface shell and the foot installation plate is achieved. Detaching between the interface shell and the foot installation plate is achieved by pulling the plugging mechanisms. The foot mechanisms are designed by simulating the sheep feet and are connected with a left hoof section and a right hoof section through two branch chains respectively. Each branch chain is provided with a buffering and energy storing spring to achieve vibration reducing and energy storing. The modularization sheep foot simulation mechanical foot device has the advantages that fast replacing between the foot mechanisms and legs of a robot can be achieved, and the modularization sheep foot simulation mechanical foot device is suitable for leg type and wheel leg type robots to walk on complicated grounds in the open gas.

The invention discloses an electrical cabinet for the electromechanical equipment and facilitating movement. The electrical cabinet includes an electrical cabinet body; a bottom surface of the electrical cabinet body is fixedly connected with a base; two symmetrical through grooves are formed in the bottom surface of the base; a cavity is formed in the interior of the base; an inner bottom wall ofthe cavity is fixedly connected with two symmetrical sleeves; the inner bottom wall of the cavity is fixedly embedded with a second bearing; and lifting plates are arranged in the sleeves. Accordingto the electrical cabinet for the electromechanical equipment and facilitating movement, a motor, a first bearing, the second bearing, a screw ring, a movable plate, lifting rods, pulley grooves, pulley rods, pulleys and the through grooves match each other, so that the pulleys can be moved down to the bottom surface of the base, the pulley can be moved up to the interior of the base when the electrical cabinet is moved to a designated working place, thereby achieving the effect of facilitating movement; the trouble of moving the existing electrical cabinets in the market can be avoided, and the problem that the existing electrical cabinets are difficult to promote can be solved.

The invention discloses a bamboo board bonding glue-spraying device with a heating function. The bamboo board bonding glue-spraying device comprises first hydraulic telescopic rods, a motor, a cooling tank and a second hydraulic cylinder. The first hydraulic telescopic rods are used for adjusting the height of a bottom plate so that operators with different body heights can use the glue-spraying device. The cooling tank enlarges the cooling area of the top of a heating box, and thus the heating effect on a bamboo board which is fixedly placed at the top of the heating box is improved. The motor rotates to drive a mounting plate to rotate so as to enable a bamboo board fixedly placed on the mounting plate to right face the bamboo board fixedly placed at the top of the heating box. The second hydraulic cylinder is used for driving a second hydraulic rod to extend to push the heating box to be lifted, so that the bamboo board fixedly arranged at the top of the heating box and the bamboo board fixedly arranged on the mounting plate are attached, and thus bamboo board bonding is achieved. By heating the bamboo board fixedly arranged at the top of the heating box, the bamboo board bonding efficiency and effect are improved.

The invention discloses a lifting type intelligent traffic channelizing device, and relates to the field of traffic. The device mainly solves the problem that when a traffic light on a road is damaged, a convenient-to-move traffic light is inconvenient to fix when being used for directing the traffic. The device mainly comprises a moving base, wherein a limiting mechanism, a drainage mechanism, avisual inspection mechanism, a control mechanism, a fixing mechanism and an intelligent lifting mechanism are arranged on the moving base; a proper amount of water is added into a water containing box, a telescopic spring is compressed, and universal wheels are retracted into circular grooves, so that the lower surface of the moving base is directly contacted with the ground, the moving is prevented, and the fixing is facilitated; and the height of the traffic light is adjusted by detecting the size of the wind power. The lifting type intelligent traffic channelizing device has the beneficialeffects that the device can be quickly fixed, the use is convenient, the wind resistance can be reduced conveniently, and the use is safer.

The invention relates to the technical field of concrete pipe pile preparation, in particular to a concrete pipe pile preparation device which comprises a pouring mechanism, a supporting mechanism, a braking mechanism, a rotating mechanism, a locking mechanism and a limiting mechanism. The pouring mechanism can be conveniently placed under the action of the supporting mechanism, subsequent placing and injecting of concrete and a reinforcement cage are facilitated, accordingly, production and prefabrication of concrete piles are conducted, the braking mechanism is installed on the inner side of the bottom of the supporting mechanism, the supporting mechanism can be conveniently limited under the action of the braking mechanism, and random movement is prevented; meanwhile, under the action of the limiting mechanism, the pouring mechanism can be pressed against and limited, the pouring mechanism is prevented from rotating at the top of the supporting mechanism, the pouring mechanism can be conveniently closed and separated under the action of the locking mechanism, and concrete pouring and demolding work are facilitated; and under the action of the rotating mechanism, centrifugal work can be conveniently conducted on the pouring mechanism, and concrete pile forming and firmer forming are facilitated.

The invention discloses an anti-skid device for an automobile, which comprises an automobile wheel shaft, a telescopic device and an annular component, wherein the height of the annular component is equal to that of an automobile wheel; the annular component is fixed at the peripheral part of the automobile wheel; a plurality of punching holes are formed in the annular component at intervals; the telescopic device is formed by telescopic rods and hydraulic cylinders; the telescopic rods are arranged inside the hydraulic cylinders; the hydraulic cylinders are arranged on the side wall of the automobile wheel taking the automobile wheel shaft as the center; an arc-shaped plate is connected to the top end of each telescopic rod; anti-skid nails regularly arrayed are arranged on each arc-shaped plate, correspond to the punching holes in the annular component, and can stretch out and retract under the adjustment of the hydraulic cylinders. According to the invention, the anti-skid nails can firmly grasp the ground through the annular component, and the friction between the anti-skid nails and the ground is increased; besides, in the unnecessary situation, the anti-skid nails can retract and the normal driving of the automobile wheel is not influenced.

The invention relates to an improved baby crawling pad, and belongs to the technical field of baby supplies. The improved baby crawling pad solves the technical problems that an existing baby crawling pad is singular in function, not ideal in using effect, and the like. According to the technical scheme, the improved baby crawling pad comprises a body layer made of foaming polythene materials, an upper surface layer which is arranged on the upper side of the body layer and made of polythene materials, and a lower surface layer which is arranged under the body layer and made of polythene materials. A decoration layer covers the upper surface of the upper surface layer, and an anti-skid layer is arranged on the lower surface of the lower surface layer. At least one side edge of the body layer is movably connected with a guard rail, and the guard rail is detachably connected with the side edge of the body layer through a connection piece. The improved baby crawling pad has the advantages of being reasonable in structure, good in using effect, and high in safety.

A pulling cord winder for a venetian blind is installed at the bottom of a lower rail of the venetian blind, and the pulling cord winder that winds or retrieves each pulling cord disposed separately on both sides of the venetian blind has two corresponding engaged upper and lower bases, two bracket coil wheels, a bracket, a brake member, and a push rod, such that when the push rod retreats and presses the brake member, a resilience of a drawspring pushes the rough surfaces of an arc pressing board on both sides of the brake member and the two bracket coil wheels into a compressed form or an open form as to brake and rotate the two bracket coil wheels and control the two brackets to lift or lower the venetian blind to a fixed position.

The invention discloses a tractor for magnetic levitation traffic installation routing inspection rescue. The tractor is composed of a bearing driving wheel (1), a loading driving wheel (6), a bogie (2), a tractor body (3), a power transmission system (4) and a driving braking system (5). The bearing driving wheel (1) walks on a sliding face (a1) of a rail F (A). The loading driving wheel (6) additionally walks inside a groove-shaped face (a2) opposite to the sliding face (a1) of the rail F (A), so that the friction area of the wheels and the positive pressure of the upper and lower wheels are increased, the frictional force is effectively improved, large traction is obtained, meanwhile, the interior of the groove-shaped face of the reverse face of the rail F is not affected by rain or snow or freeze weather, and it is better ensured that the larger traction is obtained.

The invention belongs to the field of garment machines, and particularly relates to a looper. The looper comprises a machine head fixed to a dial and matched and connected with the dial. A cloth guide device is movably installed on the dial through a rotating shaft and comprises a rotary arm base. One end of the rotary arm base is movably installed in the middle of the dial through a rotating shaft, and a cloth pressing wheel and a cloth pushing wheel are movably installed on the edge of the other end of the rotary arm base and matched and connected with the dial. The cloth pushing wheel is driven by a motor installed on the upper edge of the other end of the rotary arm base. An uncoiling mechanism is installed on the rotary arm base and located on the peripheral edge of the dial. The uncoiling mechanism and the cloth pressing wheel are arranged side by side. The fabric sewing work efficiency can be improved, and the fabric sewing defective rate can be decreased.