58results about How to "Elastic enough" patented technology

The invention discloses a universal health-care board which consists of a middle layer and surface layers arranged on the upper and lower surfaces of the middle layer. The surface layers are non-woven layers comprising 5 percent to 50 percent of low melting point fibers. The middle layer is a non-woven layer which comprises the following components: bastose and 5 percent to 50 percent of low melting point fibers. In the universal health-care board, the content of the bastose is within the range of 5 percent to 65 percent. The invention also discloses a preparation method of the universal health-care board, which comprises the following steps of: respectively preparing the middle layer, the upper surface layer and the lower surface layer; then sequentially paving the layers; and preparing the universal health-care board by processes of processing by an oven, cold milling, cooling, cutting, inspecting and packaging. The universal health-care board disclosed by the invention can be used as a mattress. The problem that the existing mattress is easy to affect with damp, mildew, breed worms and deteriorate, is easy to layer and has poor air permeability is solved.

The invention discloses a tracheal foreign body forceps device and forceps body. The forceps body is integrally molded by elastic rubber or plastic. The structure of the forceps body is formed by successively and integrally connecting a circular tubular tube joint b, a circular tubular supporting ring, a spherical rib connecting surface and four clamping slices, wherein the rib connecting surface concavely extends into the supporting ring; the four clamping slices are evenly and tightly connected at the periphery of the outer surface of the rib connecting surface; the end parts of the four clamping slices are surrounded to form a circular front opening; a side gap is formed between the adjacent two clamping slices; supporting ribs are formed on the inner side of each clamping slice; the bottoms of the supporting ribs are connected onto the outer surface of the rib connecting surface. The forceps body is integrally molded by the elastic rubber or plastic, so that the forceps body is convenient to machine, low in production cost and smooth in surface, and has no burr or sharp end part. Thus, the discomfortableness and the damage of the forceps body to tracheas are tiny.

The invention discloses a composite health care pad, which comprises a middle layer, wherein an upper surface layer and a lower surface layer are respectively arranged on the upper surface and the lower surface of the middle layer, a layer of blocking layer is respectively arranged between the middle layer and the upper surface layer and/or between the middle layer and the lower surface layer. The upper surface layer and the lower surface layer are non-woven layers containing 5%-50% low-melting-point fibers, and the middle layer is a non-woven layer containing the following components: fibrilia and 5%-50% of low-melting-point fibers. The blocking layers are non-woven layers containing 5%-100% of fibrilia, and the content of fibrilia in the composite health care pad ranges from 5% to 65%. The invention further discloses a manufacture method of the composite health care pad, which includes the following steps: respectively manufacturing the middle layer, the upper surface layer, the lower surface layer and the blocking layers, sequentially overlaying all the layers, and carrying out procedures including drying in a drying oven, cold rolling, cooling, cutting, inspection and packing. The composite health care pad and the manufacture method thereof solve the problems that the existing mattress can become damp and mildewed easily, can be damaged by worms, is apt to be layered, and is poor in ventilation and inconvenient to use caused by the fact that hard fibers in the middle of the mattress prick out.

The invention discloses trachea foreign body tweezers and a tweezer body. The tweezer body is integrally molded by use of elastic rubber or plastics; the tweezer body is structurally composed of a circularly tubular pipe joint b, a circularly tubular support ring, a spherical surface-shaped claw connecting surface and three claws, all of which are orderly and integrally connected together; the three claws are evenly connected to the external surface of the claw connecting surface and located in the same circle; a piston body is slidingly connected to the inner wall of the pipe joint b, and a connecting rod is connected between the piston body and the center of the claw connecting surface; through holes are evenly formed in the claw connecting surface and distributed in a circumferential array with the connecting rod as the center. The tweezer body is integrally molded by use of the elastic rubber or plastics, and thus is convenient to manufacture and low in manufacturing cost. The piston body is driven by negative pressure to move toward a piston barrel so that the claw connecting surface can be recessed, and then the three claws are driven by the claw connecting surface to realize a clamping action so as to clamp a foreign body.

The invention provides a puncture-preventing indwelling needle. The puncture-preventing indwelling needle comprises a catheter base, a needle file, a needle tube and a protection mechanism, wherein the needle file sleeves the catheter base in a sliding manner; the needle tube is mounted to the needle file, and the needle point can penetrate through the catheter base; the protection mechanism is arranged between the catheter base and needle file, and is composed of a protection base and a protection plate mounted on the protection base, the protection base is provided with a protection base body allowing the needle tube to pass through, and an accommodating cavity for accommodating part of the needle tube is formed in the protection base body; the protection plate is provided with a protection plate body, a baffle plate accommodated in the accommodating cavity is formed at one end of the protection plate body, the baffle plate has the first state of pushing against the needle tube and a second state of sheltering the needle point, a support structure is arranged in the accommodating cavity, the support structure applies a supporting force to the needle tube, and the direction of the supporting force is opposite to that of the resisting force applied by the baffle plate. For the puncture-preventing indwelling needle, the support structure applies the supporting force to the needle tube, the direction of the supporting force is opposite to that of the resisting force applied by the baffle plate, so that the needle tube has small possibility of deformation under the pushing and pressing of the baffle plate.

Flexible structure connecting-bar-linking tire. The tire is equipped on the rim and consists of tread tire shoulder layer, tire base layer, tire side layer and rim structure, the two sides of tire base layer is connected with tire side layer, its features are: flexible structure is many flexible support materials and installed between the inner surface of tire base layer and the top surface of rim, it composes the flexible supporting device of tread tire shoulder layer and tire base layer; at the same time, the tread tire shoulder layer, tire base layer and tire base layer are connected with the rim through the connecting-bar and frame protecting component. The invention is different from Flexible structure of traditional tire; while the connecting mean between tire and rim is different: connecting the tire and new rim through connect components such as connecting-bar and frame protecting component firmly; the resiliency of tire is generated by new flexible structure. The tread of the tire moves radically with the relaxation of flexible structure, and has sufficient flexibility; so the tire repairing rate and tire changing rate are reduced, the safety and quality of running is improved.

The invention discloses a natural fiber health-care board which consists of a middle layer and a surface layer arranged on the upper surface or the lower surface of the middle layer. The surface layer is a non-woven layer comprising 5 percent to 50 percent of low melting point fibers. The middle layer is a non-woven layer which comprises the following components: bastose and 5 percent to 50 percent of low melting point fibers. In the natural fiber health-care board, the content of the bastose is within the range of 5 percent to 65 percent. The invention also discloses a preparation method of the natural fiber health-care board, which comprises the following steps of: respectively preparing the middle layer and the upper or lower surface layer; then sequentially paving the layers; and preparing the natural fiber health-care board by processes of processing by an oven, cold milling, cooling, cutting, inspecting and packaging. Due to the adoption of the natural fiber health-care board and the preparation method thereof, which are disclosed by the invention, the problem that the existing mattress is easy to affect with damp, mildew, breed worms and deteriorate, is easy to layer and has poor air permeability is solved.

The invention relates to a method for local heating of a viscous elastic component of a hydrostatic actuator of a vehicle, in particular a hydrostatic clutch actuator, in which the hydrostatic actuator (13) comprises a cylinder (7), in which a piston (6) is mounted axially movable , by an electric motor (14) is moved via a transmission (5), whereby a hydraulic fluid (8) in a hydraulic path of the hydrostatic actuator (13) is moved opposite to the area with viscous elastic components (19, 20, 21) is sealed. is the case of a method in which the operation of the hydrostatic actuator over a wide temperature range, at least one viscous elastic component (19, 20, 21) at low outdoor temperatures, and when the ignition of the vehicle is controlled by a current supply of an electrical circuit (22).

The invention discloses a method for machining elastic nuclear power jackets, and relates to a method for machining elastic nuclear power jackets. The method includes steps of firstly, preparing materials; secondly, carrying out rough lathing; thirdly, carrying out heat treatment; fourthly, grinding inner holes; fifthly, grinding outer circular surfaces; sixthly, scribing open slots; seventhly, linearly cutting the various open slots; eighthly, fixedly clamping clips; ninthly, carrying out tempering heat treatment; tenthly, carrying out rounding, to be more specific, detaching the clips 5 at two ends of each elastic jacket by the aid of bench workers and rounding various edges to completely machine the elastic jackets. The method has the advantages that problems of poor elasticity of elastic jackets in the prior art, insufficient shrinkage of inner holes in two ends of each elastic jacket and influence on work effects can be solved by the aid of the method; the method is applied to the field of components of nuclear power welding machines.

The invention relates to a system and to an intermediate element for a system (1, 1') for fixing a rail (S) for a rail vehicle to a base (U). The intermediate element (12, 12') is provided to be arranged between an end section (7, 8) of a spring element (3, 3') and the rail (S), such that the spring element (4, 4') transmits a holding-down force (N, N') to the rail (S) via the intermediate element (12, 12'). The intermediate element (12, 12') has a supporting surface (14), on which the end section (7, 8) of the spring element (3, 3') lies during use, and a standing surface (22), with which the intermediate element (12, 12') is seated on the rail (S) during use. According to the invention, the intermediate element (12, 12') is designed to be resiliently compliant in an active direction (W) directed from the supporting surface (14) toward the standing surface (22). As a result of the installation of an intermediate element (12, 12') according to the invention in a rail fixing system, the risk of shortening the service life of the spring element (3, 3') which is used to hold down the rail in the system, as a result of periodic movements that occur, is minimized.

A longitudinally reinforced high-molecular section features that the linear reinforcing material (steel wire, twisted steel wires, steel cable, fibre, or fibre strings) are longitudinally contained in the high-molecular section. Its preparing process may be one of extruding out, injection, die pressing, casting and pressing.

The present invention is provided with a contact switching mechanism having a movable contact member that is bent into a U shape, allowed to press and contact a fixed contact member side, and supported so as to freely tilt and move thereon. In this mechanism, a switching operation is carried out between contacts by reversing the movable contact member in a see-saw manner, with a tilt-movement fulcrum portion of the movable contact member being always in contact with the contact portion of the common fixed contact member. The movable contact member is allowed to have a spring function conformed to elastically shift in response to a switching operation in addition to a contact function that is inherent to the movable contact member so that it is possible to provide a switch having high reliability, such as a push-button switch and a rotary-lever switch, which can cut costs by reducing the number of parts, and ensure a superior contacting property.

The invention relates to the technical field of zipper tapes, and particularly relates to a polyurethane elastomer sealing process of a waterproof zipper tape. Each zipper tooth comprises a tooth root and a tooth head, the tooth heads are meshed with one another, empty grooves between the tooth roots are filled with first resin bodies, and second resin bodies are compounded on the upper surfaces and the lower surfaces of the tooth roots and the first resin bodies. According to steps of the injection molding sealing process, a polyurethane elastomer serves as injection molding resin to conduct injection molding on the zipper tape. Through the injection molding process, the non-meshing parts of the zipper teeth, namely, the empty grooves between the tooth roots, are filled with the resin bodies so as to achieve the water seepage prevention effect, meanwhile, in order to improve the embedding stability of the resin bodies and further improve the waterproofness, the resin bodies are integrally filled into the upper surfaces and the lower surfaces of the tooth roots through the injection molding process, and the complete and continuous polyurethane elastomer completely covering the tooth roots is formed, so that the tooth roots can fix the position of the polyurethane elastomer as a positioning column, the polyurethane elastomer is not prone to dislocation or falling off, the structural stability is improved, and the waterproof performance is also improved.

A filter panel contains a sludge inlet, a distributor ring which is arranged at the sludge inlet and has at least one inlet channel, and a support ring assigned to the distributor ring. A protective lip is mounted on the support ring and rests on the distributor ring in its closed position and partly covers the inlet channel.

The invention relates to the field of daily necessities and particularly relates to a mattress. The mattress comprises a first 3D fabric layer, an inflatable elastic cushion layer, a second 3D fabric layer and a side wrapping layer wrapping a side face of the mattress, wherein the first 3D fabric layer, the inflatable elastic cushion layer and the second 3D fabric layer are arranged in a stacked mode, the side wrapping layer wraps a side face of the mattress, and the inflatable elastic cushion layer is clamped between the first 3D fabric layer and the second 3D fabric layer and is of an extractable structure; the side coating layer comprises an upper side coating layer connected with the first 3D fabric layer and a lower side coating layer connected with the second 3D fabric layer, the upper side coating layer is connected with the lower side coating layer through a connecting unit, the connecting unit is arranged on the side face of the mattress, thickness of the first 3D fabric layer is 5-8 cm, thickness of the second 3D fabric layer is 0.8-1cm, and the upper side coating layer and the first 3D fabric layer as well as the lower side coating layer and the second 3D fabric layer are respectively provided with an edge covering structure. The mattress is used for solving a problem that the comfort, air permeability and logistics cost of the mattress cannot be considered at the same time.

The invention discloses a modified polypropylene zipper material for liquid packaging and a preparation method thereof. The formula comprises the following components in parts by weight: 50-70 parts of polypropylene I, 30-50 parts of a toughening elastomer, 2-10 parts of nucleating smooth master batch, 0.05-0.1 part of an antioxidant and 0-0.1 part of a composite light stabilizer, wherein the total amount of the polypropylene I and the toughening elastomer is 100 parts by weight; the nucleating smooth master batch is prepared from polypropylene II, inorganic silicon dioxide, a nucleating agent and a slipping agent, and the mass ratio of the polypropylene II to the inorganic silicon dioxide to the nucleating agent to the slipping agent is (85-90): 5: (2.5-5): (2.5-5). According to the modified polypropylene zipper material, the waterproof effect of a PP zipper is achieved, the performance that PP is prone to embrittlement, not resistant to low-temperature freezing and resistant to high-temperature steaming and boiling is improved, and the production energy consumption of the zipper is reduced by about 50%.

The invention relates to red pitaya jelly and a preparation method thereof. The jelly is characterized by being prepared from the following components by weight, wherein the composite gelatin powder is a mixture of carrageenan and sodium alginate in a weight ratio of 7:3. The preparation method of the red pitaya jelly comprises the following steps: cleaning red pitaya, draining water, freezing thewhole fruit at subzero 18- 20 DEG C for 24 hours or longer, taking out the red pitaya after the red pitaya is frozen in a hard state, placing the red pitaya in a stainless steel tank, and performingheating in water bath at 65-70 DEG C for unfreezing; performing filtering to remove peel and residues to obtain red pitaya juice.

The invention relates to a vibration absorber (10:30)used for reducing a vibratile structure (70) and especially the vibration of a crane. The vibration absorber comprises a sensor device (84) used for detecting the vibration motion of the structure (70); a linear motor (12:32)capable of being arranged on the vibratile structure (70)and comprising a linear guiding device (14:34) and a linear electric motor car(18:38) capable of moving back and forth on a wheel (16:36) along the linear guiding device (14:34) and enabling a damping block (86) to move; a measurement system used for detecting the actual speed and actual position of the linear electric motor car(18:38); and an adjusting device (88)of which the measurement parameter input end is connected with the sensor device and adjustment parameter output end is connected with the linear motor (12:32).

The invention discloses an oxide shell treatment device for a reverse extrusion machine, and relates to the field of machining. The oxide shell treatment device comprises a cleaning shaft and a cleaning ring, wherein a screw rod is arranged on the end part of the cleaning shaft, one end of the screw rod is fixed to the tail part of the cleaning shaft through an anti-rotation mechanism, and the screw rod and the cleaning shaft are coaxial; a press ring is arranged at the other end of the screw rod, the cleaning ring is arranged on the outer wall of the press ring, a location key axially extending is arranged between the press ring and the cleaning ring, and an annular projected step is arranged at the front end of the press ring; a gap is formed in the cleaning ring; and a fixed sleeve is arranged outside the cleaning shaft, the cleaning shaft is slidably connected in the fixed sleeve, a guide groove penetrating through the gap in the cleaning ring and forming smooth transition is formed in the periphery of the cleaning shaft, a notch penetrating through the gap is formed in the annular step, a scraping block is arranged at the inner side of the fixed sleeve, and one end of the scraping block is embedded into the guide groove. The device timely cleans up oxide shells accumulated in the gap, so that the cleaning ring normally shrinks and deforms in an extrusion barrel.

The invention discloses a polypropylene zipper for liquid packaging and a preparation method thereof. The polypropylene zipper is obtained by putting a polypropylene zipper material into a feeding cylinder of a high-speed zipper extruder, melting at high temperature, extruding through a mouth mold, and cooling and shaping. The polypropylene zipper material is prepared from the following components in parts by weight: 50 to 70 parts of polypropylene I, 30 to 50 parts of toughening elastomer, 2 to 10 parts of nucleating smooth master batch, 0.05 to 0.1 part of antioxidant and 0 to 0.1 part of composite light stabilizer, wherein the total amount of the polypropylene I and the toughening elastomer is 100 parts; and the nucleating smooth master batch comprises polypropylene II, inorganic silicon dioxide, a nucleating agent and a slipping agent. The waterproof effect of the PP zipper is achieved, the performance that PP is prone to embrittlement, not resistant to low-temperature freezing and resistant to high-temperature steaming and boiling is improved, and about 50% of production energy consumption of the zipper is reduced.

The invention relates to an ironing board covering comprised of a top layer (15) and of an elastic padding (4), which is adapted to the shape of the ironing board (1). The padding (4), on its edge (6), has retaining strips (7, 8) at least at the ends (13, 14) of the padding . The padding (4) is fastened to the ironing board (1) in an exchangeable manner by means of these retaining strips.