2156 results about "Soft materials" patented technology

The invention belongs to the field of intelligent soft materials, and discloses conductive eutectic gel with self-adhesion, wide-temperature strain sensing and high sensitivity as well as a preparation method and application of the conductive eutectic gel. The eutectic gel is prepared from polydopamine, polyvinyl alcohol, a polymer monomer, a eutectic conductive agent (which is prepared by adding ethylene glycol and a conductive agent into a polyvinyl alcohol solution and stirring), a cross-linking agent, an initiator and water. Strain sensing related tests prove that the gel has excellent sensitivity and strain sensing performance, and has application potential in the fields of high and low temperature severe environment monitoring, human health monitoring and motion monitoring.

To provide an alternative audio transducer device that works somewhat to address some of the shortcomings of existing technologies, a manufacturing method for the same, and a personal audio device.SOLUTION: An audio transducer A100 includes a diaphragm A101, a diaphragm suspension, and a transducer base structure. The diaphragm suspension includes multiple hinge mounts A107a, A107b. The transducer base structure includes a body A110 and a conductive coil A106 of a conversion mechanism. The diaphragm suspension rotatably mounts the diaphragm A101 to the transducer base structure. The diaphragm suspension is made of soft material and / or damping material. The position of the rotational axis of the diaphragm A101 is determined on the basis of a nodal axis of the diaphragm A101. The conversion mechanism of the audio transducer converts sound in cooperation with the moving diaphragm A101 and includes a design in which a magnet moves or a design in which a coil moves.SELECTED DRAWING: Figure 1F

An embodiment of the present disclosure provides a reflux-preventing cushion for preventing digestive reflux that occurs in a newborn, the reflux-preventing cushion including a backrest cushion configured to be inclined at a certain angle and allow the newborn to be laid to prevent the digestive reflux, and a buttocks cushion including a pair of bands configured to cover the newborn from both sides of the body of the newborn in a state in which the newborn is laid on the backrest cushion, wherein an uninclined backrest cushion is further included on an upper portion of an inclined backrest cushion.

The invention discloses a preparation method of a 3D printing multi-scale layered rigid-flexible impact-resistant composite material. The method comprises the following steps: designing a PLA skeleton with a multi-scale layered structure, and carrying out slicing processing to obtain an STL format file; the preparation method comprises the following steps: preparing a PLA framework through 3D printing, injecting a silicon elastomer serving as a soft material and a binder into a multi-stage layered structure of the framework, and curing to obtain the composite material. The composite material has a layered structure with three scales, the structure is realized by designing a patterned microstructure for each layer to induce a 3D printing path to stack layer by layer, and complex programming is not needed; the silicic acid gel in the gaps of each stage of layered structure is integrally formed, the composite material has the rigid-flexible coupling property, the hard PLA framework enables the composite material to have good mechanical properties, and the soft silicic acid gel provides larger deformation in the impact resisting process to achieve energy dissipation; tooth-shaped protruding interface structures which are embedded in a staggered mode are designed on the contact faces between the macroscopic layers, and the deflection direction of cracks is induced.

A method for automatically loading a carrying device in such a manner that pieces of luggage are in close proximity to each other and positioned one above the other, comprising the steps of:-placing pieces of luggage to be loaded in a first group or in a second group, the pieces of luggage of the first group having an enclosure wall at least largely made of a relatively hard material, the luggage pieces of the second group are provided with enclosing walls which are made of relatively soft materials at least to a great extent; -supplying the piece of luggage to be loaded to at least one transfer position belonging to the transfer station; and moving the piece of luggage to be loaded from one of the at least one transfer position to the carrying device by means of at least one manipulator belonging to the transfer station. In this case, a control unit of the transfer station controls the at least one manipulator on the basis of the placement of the pieces of luggage to be loaded, such that at least a bottom layer, a top layer and at least one intermediate layer between the bottom layer and the top layer are formed in the carrying device, each layer comprising a plurality of pieces of luggage placed in the same group, and each layer comprising a plurality of pieces of luggage placed in the same group. An intermediate layer has one layer both above and below it, and the pieces of luggage of the layer are placed in another group relative to the pieces of luggage of the intermediate layer.

The invention discloses a cable support for a tunnel cable trench, and relates to the technical field of cable supports, the cable support comprises a stand column, the inner surface of the stand column is fixedly connected with a support supporting arm, the outer surface of the support supporting arm is fixedly connected with a moving mechanism, and the side, away from the support supporting arm, of the moving mechanism is fixedly connected with a discharging mechanism; the upper surface of the moving mechanism is fixedly connected with an anti-skid mechanism; according to the device, when a cable needs to be laid, the cable is placed on the upper surfaces of the sponge wheels, the plurality of sponge wheels are used for transporting the cable, and the sponge wheels are made of soft materials, so that the surface of the cable cannot be damaged in the cable moving process, and abrasion caused by dragging can be reduced; and meanwhile, the cable can be moved to a proper position on the upper surface of the bracket supporting arm through cooperation of the moving mechanism and the discharging mechanism, that is, manual cable placement is replaced, and the problem that placement of other cables is affected due to the fact that the position of the cable on the upper surface of the bracket supporting arm is inaccurate under the initial condition is prevented.

The invention provides a flexible pressure sensor, which comprises a flexible support body provided with a sensing area; the sensing layer is arranged in the flexible supporting body and located in the sensing area, the sensing layer comprises a plurality of sensing bodies, the sensing bodies are stretchable conductors, each sensing body comprises two interface parts, two connecting parts and a sensing part, the two interface parts are connected with one ends of the two connecting parts respectively, the other ends of the two connecting parts are connected with the two ends of the sensing part respectively, and the sensing parts are connected with the flexible supporting body. The two interface parts are used for being connected with external equipment, the sensing part is bent between the two interface parts in a preset shape, and the sensing part is used for sensing external pressure. The sensor is long in service life, and the flexible material can bear omnidirectional force in a measuring range without being damaged; the sensor is soft and can be integrated with clothes and other soft materials; in addition, the sensor is stable in temperature and humidity and is less affected by environment temperature and humidity.

A throwable exploding water ball includes a main body and a sealing cover member. The main body is provided with at least one opening, and the opening is in communication with an inner cavity of the main body. The main body and the sealing cover member are both made of an elastic soft material. The sealing cover member is connected to the main body through a connecting member and seals the opening, so that the inner cavity of the main body is able to store water. When the main body and / or the sealing cover member are deformed by an impact, an openable and closeable opening is formed between the main body and the sealing cover member, so that the water in the inner cavity of the main body is splashed out from the openable and closeable opening through the opening.

An example pickleball paddle includes a handle, and a striking blade comprising one or more openings where each of the openings is configured to hold a vibration reducing insert. In some examples, one or more vibration reducing inserts may each be affixed to a respective one of the one or more openings, wherein a vibration reducing insert of the one or more vibration reducing inserts comprises soft material attached to the inner wall of one opening of the one or more openings. In some examples. the one or more openings may comprise openings of two or more shapes. In some examples, an inner wall of each of the one or more openings is configured with a first attachment configuration for attaching with a corresponding second attachment configuration on a vibration reducing insert.

The invention discloses an automatic clearing mechanism for hemming scraped objects of a firer detonator. The automatic clearing mechanism comprises a hemming module, a redundant object clearing module and an upper table top, the hemming module is fixed on the front surface of the upper table top and is used for realizing hemming operation on a product; the redundant material cleaning module is fixed to the back face of the upper table top and used for cleaning redundant materials. According to the mechanism for automatically removing the scraped objects on the hemming edges of the firer detonators, the metal scraped objects can be effectively, continuously and stably removed automatically, a foundation is laid for automatic hemming of products such as the firer detonators, and the problem that the scraped objects are prone to being generated on a hemming tool and cannot be hemmed continuously and automatically during hemming of soft materials is solved.

An electromechanical power steering system for a vehicle may include a worm that can be driven rotationally about a drive axis by an electric motor, that interacts with a worm gear that is coupled to a steering shaft, and that is mounted such that it can be rotated about the drive axis in a bearing that is held in a holder. The holder may be movable relative to the worm gear. To make a decreased development of noise possible, the holder has a core element that is made from a core material and is connected to at least one contact element. The contact element may be made from a soft material that can be deformed elastically more easily and is softer relative to the core material.

Embodiments of the inventive concepts disclosed herein are directed to an angular digital device for joint deformity or imbalance. A device formed from a dense soft material shaped to fit a digit with straight segments and angled transitions at the interphalangeal joint levels such that rotational force(s) are created at the joint line(s). Additionally, an ‘open transition’ design with a dorsal strap element is described, and a design with an additional moldable, semi-rigid component added. A retention strap is described to prevent the splint from migrating off during sleep.

A pillow configured as a durable cushion as well as a more comfortable cushion. The pillow may include a single chamber with two sides extending between two different materials. A cushion may be positioned within the chamber and may be of such dimensions to fit within only one side of the chamber. When the cushion is positioned the first side of the chamber the second side of the chamber may include a void and the material on the second side may be rolled up and folded into an envelope on the first side maintaining the cushion. Alternatively, a user can move the cushion to the second side and the voided material of the first side can be rolled up into the envelope on the second side. The first side may be a more durable material, such as nylon, and the second side may be a softer material, such as cotton-jersey.

The invention discloses a preparation method of a programmable soft robot. The preparation method comprises the following steps: mixing magnetic particles, Ecoflex, PDMS and a curing agent according to a certain mass ratio, and stirring to obtain a magnetic response soft material; preparing a male mold and a female mold, assembling to form a preparation mold, and curing the magnetic response soft material in the preparation mold to obtain the soft robot; the solidified magnetic response material is magnetized and heated at the same time, and the programmable soft-bodied robot is obtained; and after cooling to the room temperature, opening the preparation mold, and taking out the programmable soft robot. The invention further discloses the programmable soft-bodied robot and a preparation mold of the programmable soft-bodied robot. The process is simple, the manufacturing cost is low, a programmable three-dimensional magnetic domain distribution structure is rapidly achieved through an in-situ heat-assisted magnetizing method, magnetic domain distribution is accurately controlled, the programmable soft robot has the multi-mode movement capacity and can execute transportation tasks in the liquid environment, and directional operation and accurate control are achieved.

To provide a drone system that can eliminate the failure risks that hinder realization of commercial operation of large-sized drones boarded with passengers as no electronic devices cannot achieve the field failure rate of zero, therefore, having possibility of occurrence of the failure, and the failure causes the drone to drop to highly possibly cause a serious accident resulting human death.SOLUTION: There is provided a drone system comprising a large-sized drone to be boarded with passengers, can, when the drone drops, make damage to bodies of the passengers substantially zero by: adopting specifications including flight heights designated to be 1 m above the ground and 3 m above the sea; having a bottom being made from a soft material; and in addition, having somewhat soft seats and / or somewhat soft beds.SELECTED DRAWING: Figure 1

A method and system for additive manufacturing are provided herein. The method comprises depositing a structure material, by a nozzle (810), into a support material (808) by applying to the structure material such that the structure material flows through the nozzle. The structure material comprises a polymer and a rheological modifier. Depositing of the structure material is repeated as necessary to create an object (814). The support material is at least partially removed from object. In various examples, the method comprises varying a print parameter from a first portion of the object to a second portion of the object, moving the nozzle away from a previously deposited layer of the object when repositioning for deposition of a subsequent layer of the object, or a combination thereof.

According to the precise cutting machining method and system for the soft material, firstly, the three-dimensional model and the cutting parameters of the material are obtained, the initial cutting track is generated, in the cutting process, material deformation is monitored in real time through the multi-sensor fusion technology, the cutting track and depth are adjusted through the dynamic compensation algorithm, and the cutting precision is improved. And meanwhile, a laser interference measurement system is adopted to track the position of a cutting tool, and micron-level precision is achieved through closed-loop feedback control. According to the method, pressure control and cutting depth adjustment are combined, a specific microstructure is created to achieve differential friction coefficients, in addition, the surface chemical composition is monitored through real-time spectrum analysis, and it is ensured that the preset surface characteristic requirement is met. The cutting track, depth and surface texture of the soft material can be accurately controlled, high-precision and customizable soft material machining is achieved, and key technical support is provided for intelligent machining in the fields of flexible electronics, bionic robots and the like.

The invention discloses a prediction and shape control method and device for magnetic bending deformation of a multi-layer hard magnetic soft material plate and a medium, and the method comprises the steps: building an energy density functional of a magnetic multi-layer plate, and deducing a control equation set of the magnetic multi-layer plate through a variational method; establishing a plate equation according to the control equation set, and solving the plate equation to obtain a deformation prediction and control scheme; and obtaining a target curve parameter equation, and substituting the target curve parameter equation into the control scheme to obtain corresponding parameters. According to the scheme provided by the invention, prediction and shape control of bending deformation of the multi-layer hard magnetic soft material plate are realized, and compared with other control modes, the thin plate can quickly generate a target curve under the action of the magnetic field. The accuracy and agility of the control mode have important application prospects and values in the fields of flexible electronics, soft robots and the like. The method can be widely applied to the technical field of prediction and control of bending deformation of hard magnetic soft materials and design and development of flexible intelligent devices.

The present disclosure provides a tray table assembly including a pouch configured to temporarily stow travel essentials during flight. The pouch is removably attached to the back of the tray table by way of a plurality of removable fasteners. The pouch includes inner and outer layers forming an interior space therebetween accessible through a top opening that may be zippered or otherwise closeable. In some embodiments, the pouch is constructed from soft material such as neoprene rubber, and at least the outer layer is made from mesh or translucent material such that the contents are visible to the passenger, so they are not forgotten and left behind.

A watertight flexible container according to aspects of the present invention includes one or more openings, one or more first members located in one or more of the openings, and a second member located opposite the first member. The second member has one or more protrusions towards the first member. When the members are pressed against each other, the members interlock to form a hermetic seal. In some embodiments, the second member may be made of soft material so that the protrusion of the first member is pressed into the soft second member. In some embodiments, the first member includes at least one socket corresponding to the protrusion. In some embodiments, the protrusion and socket materials and dimensions may be such that mutual pressing of the members causes deformation and mutual adjustment in the dimensions of the protrusion and socket, allowing penetration and interlock of the protrusion into said socket.

The utility model provides a local resonance type phononic crystal primitive cell which comprises a silicon rubber base body serving as an outer ring, a steel scatterer is arranged in an inner cavity of the silicon rubber base body, and the steel scatterer and the silicon rubber base body are connected and fixed through a soft material wrapping layer. The four spring mass subsystems are nested in the steel scattering body; a soft material wrapping layer is arranged on the side wall of the inner cavity of the silicone rubber base body. According to the utility model, a plurality of complete and directional band gaps in a low-frequency range can be effectively formed, and low-frequency elastic waves are effectively inhibited; the hollow and height difference design is adopted among the external silicon rubber base body, the steel scatterer and the spring mass subsystem, so that the vibration damping material has a sufficient deformation space to play a vibration damping role; the steel scatterer, the spring mass subsystem and other structures ensure that the anti-vibration pad has an enough supporting effect, band gap regulation and control of the local resonance type photonic crystal can be effectively achieved through material selection flexibility, and low-frequency vibration control of different frequency bands is achieved.

The invention relates to the technical field of medical auxiliary instruments, in particular to a newborn body position fixator of an invasive ventilator. Comprising a mounting rod, hinge rods are hinged to the two ends of the mounting rod, sliding rods are slidably arranged on the hinge rods, connecting rods are hinged to the sliding rods, and the lower ends of the connecting rods slidably penetrate through corresponding lower limb supporting plates and upper limb lifting plates; the telescopic end of the second electric push rod is connected with a connecting frame, and the two sides of the connecting frame are in contact fit with the bottom ends of the connecting rods on the same side. By introducing the lifting mechanism and the limiting mechanism, accurate adjustment and stable fixation of the body position of the newborn are achieved, the two mechanisms can operate independently and can also be used in a combined mode, a surrounding type limiting structure is formed, more stable and reliable support is provided compared with a traditional soft material, body position deviation of the newborn during treatment is prevented, and the treatment effect of the newborn is improved. Therefore, the treatment effect is guaranteed.

The invention provides a line-driven soft snakelike robot and a walking control method and system.The line-driven soft snakelike robot is applied to the technical field of robotics.The line-driven soft snakelike robot comprises a tail, a control system module, a front part, a head and other main parts, and the tail and the front part are designed through a plurality of bionic muscle modules; the length of the snakelike robot can be conveniently adjusted by adding the muscle modules, and the muscle modules are made of soft materials, so that the snakelike robot is simple in structure, small in size, good in flexibility and more suitable for moving in a complex or narrow space. Besides, the control system module controls the bionic muscles to stretch or contract through the ropes, so that the snake-shaped robot moves, the tail part and the front part are driven in a distributed manner by adopting different ropes, so that various movement gaits can be realized, and the movement gaits and the movement form of the snake-shaped robot are closer to those of a biological snake.

The utility model discloses a vertical case unpacking machine, and relates to the technical field of vertical case unpacking machinery. The device comprises a box blank repository, an executing mechanism, a movable suction cup set assembled on the executing mechanism and a box body fixing assembly. The executing mechanism drives the movable suction cup set to suck a box body I on one side of a box blank in the box blank repository, take the box blank out of the box blank repository and move the box blank to the box body fixing assembly, and the box body fixing assembly fixes a box body II on the other side of the box blank. The box body II on the other side refers to the box body II located on the opposite side of the box body I sucked by the movable suction cup set in the box blank forming state; the executing mechanism drives the movable suction cup set to integrally do curve track motion, the movable suction cup set sucks the box body I to drive the box body I to do curve track motion, and the box blank is opened and formed. The vertical case unpacking machine can improve the case blank forming effect and the case blank forming success rate, and is particularly suitable for case blanks made of soft materials, case blanks which become soft due to large humidity or case blanks which are repeatedly used.

The invention relates to the technical field of cleaning equipment, and particularly discloses an inner wall cleaning device for a dairy product processing tank, which comprises a cleaning mechanism, the cleaning mechanism comprises a cleaning brush, a water storage part, a sprinkler head, a rotating assembly and a lifting assembly, the water storage part and the inner side wall of a tank body can define a water storage tank, and the water storage tank can receive water sprayed by the sprinkler head. The water storage part is in transmission connection with the rotating assembly and the lifting assembly, the rotating assembly can drive the water storage part to rotate along the inner circumferential surface of the tank body, and the lifting assembly can drive the water storage part to ascend and descend; the cleaning brush is made of a soft material, the cleaning brush is installed on the water storage part and located in the water storage tank, the cleaning brush can be tightly attached to the inner side wall of the tank body, and the cleaning brush can be driven to synchronously act when the water storage part rotates and ascends and descends. When the tank is used, hard residue cakes on the inner side wall of the tank body are softened through water, then the soft cleaning brush is used for cleaning, an anti-corrosion coating on the inner side wall of the tank body cannot be scratched, and therefore the inner wall of the tank body is prevented from being rusted and corroded.

The invention provides a laser cladding wear-resistant bionic structure coating and a preparation method, the laser cladding wear-resistant bionic structure coating comprises a first layer, a second layer, a third layer, a fourth layer, a fifth layer and a sixth layer which are sequentially connected together from bottom to top, the first layer is made of soft materials, the second layer and the third layer are made of hard materials, the fourth layer and the fifth layer are made of composite materials, and the sixth layer is made of composite materials. The composite material comprises a soft material and a hard material, in the horizontal direction, the hard material and the soft material in the composite material are sequentially arranged in a crossed mode, and the sixth layer is a wear-resistant material; the first layer, the second layer and the third layer form a periodic area and are used for buffering and absorbing energy, the fourth layer and the fifth layer form an impact area and are used for enhancing the toughness of the coating, and the sixth layer is an impact surface and is used for improving wear resistance and bearing impact; by means of the design, the periodic area, the impact area and the impact surface are matched with one another, a complete protection system is formed, the characteristics of different materials are fully played, and balance between the rigidity and the toughness of the coating is achieved.

A soft reusable grenade round for team-based shooting game having a top shell assembly and a bottom shell assembly. The top shell assembly has a rounded top shell defining a cavity and at least one hole. The bottom shell assembly is removably coupled to the top shell assembly. The bottom shell assembly has a bottom shell defining an upper cavity and a lower cavity separated by an interior wall, and tabs separated by grooves in line around a perimetral surface of the bottom shell. The top shell assembly and the bottom shell assembly are reusable and made of a soft material such as rubber.

The utility model discloses a soft endoscope drying table which comprises a drying table body (1), an outer drying blowing pipe (2), an inner drying blowing pipe (25) and an operation table (3) are arranged on the drying table body (1), a liquid outlet (4), an endoscope end fixing piece (5) and an operation end fixing piece (6) are arranged on the drying table body (1), and the endoscope end fixing piece (5) is arranged on the liquid outlet (4). A mounting opening (7) is formed in the side part of the endoscope end fixing piece (5), and the inner end of the mounting opening (7) is connected with a liquid passing channel (8) connected with the liquid outlet (4); according to the utility model, the soft material can be fully fixed and sealed, and the convenience and safety of the drying process are improved.