365 results about "Folded shape" patented technology

A stack type battery has a stacked electrode assembly (10) having a plurality of positive electrode plates having respective positive electrode current collector leads (11) protruding therefrom, a plurality of negative electrode plates (2) having respective negative electrode current collector leads protruding therefrom, and separators (3a) interposed between the positive electrode plates (1) and the negative electrode plates (2). The stacked positive electrode current collector leads (11) and the stacked negative electrode current collector leads are bundled at one stacking direction-wise side of the stacked electrode assembly (10), and a portion of the bundled leads is bent toward the other stacking direction-wise side. The positive electrode current collector leads (11) or the negative electrode current collector leads are provided with a fastening tape (46) for retaining a portion of the bundled leads in a folded shape so as to be pulled toward the positive and negative electrode plates (1, 2).

A terahertz interaction circuit is provided. The terahertz interaction circuit includes a waveguide and an electron beam tunnel. The waveguide has a folded shape and in which an electromagnetic wave propagates. The electron beam tunnel is formed to penetrate through the waveguide. An electron beam passes through the electron beam tunnel. The waveguide includes a ridge portion in which a portion of a surface of the waveguide protrudes into the waveguide.

A method and apparatus for producing a stabilized tampon from a tampon pledget. The method includes the steps of providing a tampon pledget; providing a compression mold having disposed therein a plurality of fluid communication passages; moving the tampon pledget into the compression mold, the compression mold being in an open position; applying a force delivery means through the fluid communication passages to deform the tampon pledget into a pre-folded shape; and compressing the pledget in the compression mold by closing the compression mold into a closed position to form a folded, compressed tampon.

A developer accommodating container for accommodating a developer for image formation, comprising: a first flexible member having a three-dimensional shape; a second flexible member for forming a space for accommodating the developer by covering a part of the first flexible member; wherein the developer accommodating container is constituted by bonding the first flexible container and the second flexible container to each other, and an injection opening, provided between the first flexible container and the second flexible container, for permitting injection of the developer into the developer accommodating container. An adjacent portion adjacent to the injection opening in the three-dimensional shape has a folded shape. When the injection opening is opened, the adjacent portion expands in a direction including, a directional component perpendicular to an injection direction of the developer at the injection opening.

Systems and methods for optical data transport, including controlling data transport across an optical transmission medium by generating two-dimensional (2D) distribution matchers (DMs) based on probabilistic fold shaping (PFS) and arbitrary probabilistic shaping (APS). The 2D PFS-based DM is can encode any N-fold rotationally symmetrical Quadrature Amplitude Modulation (QAM) format by applying the 2D PFS-based DM only to symbols in one quadrant based on a target entropy. A fold index yield uniform distribution is determined, and is utilized to carry generated uniform distributed parity check bits across the optical transmission medium. The 2D APS-based DM can encode any arbitrary modulation formats by encoding uniform binary data to generate non-uniform target symbols, and generating a probability distribution for the target symbols by indirectly applying the 2D APS-based DM based on a target probability distribution and a detected code rate of generated FEC code.

The invention discloses a foldable-expandable shape memory supporting pipe and a preparation method thereof, relates to the shape memory supporting pipe and the preparation method thereof and solves the problems of large size and large weight of the conventional folded shape memory supporting pipe made of shape memory alloy. The product consists of an inner polyimide lining and an outer wall, wherein the outer wall consists of a prepreg layer, an electric heating layer and a heat insulating layer from inside to outside. The preparation method comprises the following steps of: preparing shape memory resin glue solution; coating the glue solution on pre-heated fiber cloth; baking and sewing the fiber cloth to obtain a prepreg pipe; arranging a heating wire between the two polyimide films to obtain the electric heating layer; placing the inner polyimide lining with cylindrical shape into the prepreg pipe; filling the pipe with air; covering the electric heating layer outside the prepreg pipe; winding the polyimide heat insulating layer on the pipe; and raising the temperature and curing to obtain the supporting pipe. The supporting pipe has the advantages of light weight, small size, and shape recovery rate of 99 to 100 percent and can be used as a spatial structural material.

In a liquid crystal display device which uses light emitting diodes as a light source, the present invention provides a light source which can be effectively housed in a housing casing of a backlight even when an area of a printed circuit board is increased by taking radiation of heat from the light emitting diodes into consideration. A printed circuit board is formed by arranging light emitting diodes on a flexible substrate. The printed circuit board is formed with an area larger than an area of a light incident surface of a light guide plate, and is arranged to face the light incident surface of the light guide plate in an opposed manner. The light guide plate and the printed circuit board are housed in the inside of a housing casing, the printed circuit board is made foldable by forming slits in the printed circuit board thus enabling housing of the printed circuit board in the housing casing in a folded shape. Due to housing of the printed circuit board in a folded shape, a contact area of the printed circuit board with the housing casing is increased thus enhancing a heat radiation effect.

The invention provides a method for preparing graphene through combustion synthesis by virtue of macromolecular polymers. The method for preparing graphene through combustion synthesis by virtue of the macromolecular polymers comprises the following steps: firstly, weighing 10-65wt% of magnesium powder and 35-90% of macromolecular polymers, and uniformly mixing; secondly, putting the mixture obtained in the step 1 in protective atmosphere, igniting the mixture by adopting an igniting agent or through resistance wire heating, and carrying out combustion synthesis reaction, so that crude product powder containing graphene is obtained; and thirdly, purifying the crude product powder obtained in the step 2 for removing impurities containing magnesium, so that pure graphene is obtained. The obtained graphene has special morphologies such as a petal shape, a fold shape, a hollow spherical shape and a scaly shape, the obtained graphene is doped with nitrogen, or fluorine, or boron, or boron and nitrogen, and number of layers is less then 10, so that the obtained graphene is convenient for industrial production and can be applied to the fields of composite materials, energy storage batteries, super capacitors, electronic devices, catalyst carriers, sensitive devices and the like.

A terahertz interaction circuit includes a waveguide through which electromagnetic waves pass, the waveguide having a folded shape and including a narrow open cavity portion; and an electron beam tunnel through which an electron beam passes, the electron beam tunnel penetrating through the waveguide.

A foldable formative cap capable of opening automatically, which is mainly comprised of a cap body and a hair hoop. Wherein, two sides of the cap body have folding lines and can be folded, and there is a supporting seat arranged in each left and right side of the top face of the hair hoop additionally, and the upper portion of the supporting seat is connected and secured at an appropriate position of the folding lines at the two sides of thecap body by the means of a fixing structure. By the aforementioned structure, when a user props up the hair hoop with hand, the upper portion of the supporting seat located on the hair hoop will be closed and tilted toward the center gradually, and the distance between the folding lines at the left and the right two sides of the cap body is in turn closed near, and the cap body oy origi showed as a folding shape can be opened automatically and shown as a three-dimensional shape, and in the meantime, in cooperation with the cut groove arranged on the cap body, the user may insert and fix any different characters or patterns. Not only can it facilitate the user to design or choose any pattern or character by a DIY manner to quickly assemble more interesting variations, but also does it have the advantages of foldable storage, less occupying space, better wearing and fixing effects, and further fulfilling the object of practical application.

The invention provides an antimicrobial self-cleaning PPR pipe, and belongs to the technical field of pipelines. A main material PPR for preparing a pipe body is modified and prepared, POE and nano-silver SiO2 are blended in the PPR material on the inner layer, the PPR blending material has antimicrobial performance and obvious shrinkage and expansion performance, the thermal expansion coefficientof the material is increased, when thermal expansion and cold shrinkage happen, and the shrinkage and expansion performance is also easily shown on the surface of the inner wall. In addition, a curing layer can be additionally arranged, the shrinkage and expansion phenomenon of the surface of the inner wall of the inner layer is more obvious, meanwhile, the inner wall of the inner layer can be designed into a wrinkle shape, especially an arc turn folded shape, when thermal expansion and cold shrinkage happen, the shrinkage and expansion phenomenon of the convex portion of the inner surface ofthe pipe body is more prominent, the change of the convex portion and the change of the concave portion are not synchronous, then dirt attached to the inner surface is gradually separated, self-cleaning is achieved, and the antimicrobial effect is kept for a long time.

The present invention relates to a statement of account and an automatic generation system thereof. The automatic generation system of the statement of account includes a statement of account information generation unit, which is used for generating statement of account head information, transaction detail information, communication address information and statement of account acknowledgement information; a statement of account memory unit, which is used for memorizing the statement of account information; a statement of account output unit, which is used for printing the statement of account information on a statement of account medium; and a statement of account encapsulation unit, which is used for coating glue to the left and the right sides of the statement of account, and folding the back face of the statement of account medium corresponding to the communication address information and the back face of the statement of account medium corresponding to the statement of account head information according to a first broken line arranged between the communication address information and the statement of account head information. The statement of account encapsulation unit also folds the statement of account medium corresponding to the transaction detail information and the statement of account medium corresponding to the statement of account head information according to a second broken line arranged between the statement of account head information and the transaction detail information, thus the statement of account is formed into a fold-shaped statement of account, and then the periphery of the fold-shaped statement of account is bonded and closed.

The invention discloses a theft-proof display cabinet with special sound. The theft-proof display cabinet with the special sound comprises a front wall, a rear wall, a left wall, a right wall and a glass cover, a turning cover plate is arranged at each of the front wall and rear wall, a lifting table board is arranged below each turning cover plate, the turning cover plates are pushed, pulled and turned by a turning cover cylinder on the front wall or rear wall, the lifting table boards are pushed into the glass cover or downward pulled to the part below the turning cover plates by a lifting cylinder, both the turning cover cylinder and lifting cylinder are electric-hydraulic cylinders or pneumatic cylinders, motors thereof are controlled to act by a control module or a control computer, an angle cabinet has four turning cover plates, the arc-shaped turning cover plate is arranged at each corner and arranged on the adjacent turning cover plate in a hinge mode, and the folded shape is changed into flat cover shape through a horizontal push cylinder. When meeting robbing, a sound inductor sends corresponding audio signals to the control module, and the lifting table boards in the glass cover quickly move down to the lower turning cover plates to cover. The theft-proof display cabinet with the special sound is compact in structure, each part is joined orderly, the action is precise, the move is fast, the protection is strong, and the exhibit safety can be guaranteed when meeting robbery with violence and secret piracy.

A folded dielectric elastomer driver and the manufacturing method thereof are disclosed, relating to a driver and the manufacturing method thereof. The invention aims at solving the problems of long response time, big noise, large size, big weight, great electricity consumption and poor flexibility in current mechanical driving, hydraulic driving and motor driving modes. The invention sequentially folds a dielectric elastomer film which is provided with a first flexible electrode and a second flexible electrode into a cuboid body. The method is that 7-15 potions of silastic virgin rubber, 0.3-1.6 potions of activator and more than 0-5.5 potions of elasticity modulus regulation agent are mixed round with a stirring mill with a rotating speed of 40-400r/m under room temperature for 3-5 minutes and then are solidified for 16-48 hours. The driver of the invention is of big transfiguration, high elastic energy density, short response time, long fatigue lifetime, small volume, high precision, little noise, good flexibility and good simulation property. The method is simple in technique and short in technological process and the products made with the method are of reliable quality.

The invention provides a folding cover plate broadband underwater transducer comprising a piezoceramic wafer stack, an upper-end metal cover plate, a lower-end metal cover plate and a prestressed screw rod, wherein the piezoceramic wafer stack is formed by alternately stacking piezoceramic rings and thin metal pieces, the polarization direction of the piezoceramic rings is along a thickness direction, an electrode leading wire is welded on the thin metal pieces, and the upper-end metal cover plate forms a folding shape by an inner cover plate and an outer cover plate. The folding cover plate broadband underwater transducer adopts a single-end excitation principle, a work bandwidth exceeds an octave, a non-operating passive material part is designed into a folding type to reduce dimension;and with small volume and compact structure, the folding cover plate broadband underwater transducer is suitable for array requirements. The folding cover plate broadband underwater transducer can beapplied to underwater communication, detection, target location, track, and the like and is an important part for sonar application.

The invention relates to an elastic shape memory recyclable bracket, which is a tubular structural element manufactured by 80-100 parts of elastic shape memory polymer material and 0-20 parts of biocompatible micro powder (part by weight); a manufacturing method comprises the following steps: manufacturing raw materials as a folding-shaped bracket by a mould and expanding the folding-shaped bracket to form a tubular bracket through a ball expansion method; a using method comprises the following steps: compressing the tubular bracket in a catheter so as to transport to an internal lesion part; removing the catheter so that a bracket is restored into a tube shape; heating the tubular bracket to a shape memory restring temperature at withdrawing time; and restoring the bracket from the tube shape into an initial folding shape, thus, withdrawing the bracket conveniently. According to the invention, the manufacturing material of the bracket is polymer material with biocompatibility and/or biodegradability and has little stimulation for tissues; relatively to a metal bracket, the elastic shape memory recyclable bracket is characterized by simple manufacturing technology and low cost; in addition, therapeutic medicines are coated on the surface of the bracket so as to further enhance therapeutic effect.

The invention discloses a stomach food diverter which comprises a membrane releasing ball, ball releasing wires, a membrane pipe, a first bracket, an outer shell, an inner shell, a pushing pipe and a bracket pipe, wherein the outer shell, the inner shell, the pushing pipe and the bracket pipe are sheathed together from outside to inside; one end of the inner shell, one end of the pushing pipe and one end of the bracket pipe are positioned in the outer shell and extend out of an oral cavity, and the other end of the inner shell, the other end of the pushing pipe and the other end of the bracket pipe extend out of the outer shell; one end of the outer shell is abutted against the membrane releasing ball; one end of the pushing pipe and one end of the membrane pipe are connected with the membrane releasing ball by the ball releasing wires; the membrane pipe in a folded shape is positioned in the outer shell; the first bracket is connected with the other end of the membrane pipe and positioned on the bracket pipe. The stomach food diverter disclosed by the invention has the advantages of simple structure, low manufacturing cost, convenience in operation and convenience in popularization and use. Additionally, a treatment effect of a stomach diversion operation is achieved without performing the operation on a patient, the pain of the patient is relieved, and medical expenses are reduced for the patient. In addition, a certain weight loss effect on an obese patient is achieved.

A pair of rear side frames respectively comprise front bending-promotion portions, middle bending-promotion portions and rear bending-promotion portions which cause the rear side frames to bend inward, in a vehicle width direction, in a trough-folding shape in a rear collision of a vehicle, and a longitudinal distance L2 between the front bending-promotion portions and the middle bending-promotion portions is set to be longer than a longitudinal direction L1 between the middle bending-promotion portions and the rear bending-promotion portions. Thereby, there is provided a rear vehicle-body structure of an automotive vehicle which can properly absorb a collision load at a vehicle-body rear portion, even if a rear side frame is made from material which may not cause smooth bucking of the rear side frame.

A chip resistor includes a chip substrate, a terminal electrode formed on an upper surface of the chip substrate in a region close to the respective end portions, and a resistant film formed in a zigzag-folded shape on the upper surface of the chip substrate between the terminal electrodes. An inner edge of at least one of the terminal electrodes includes a protrusion integrally formed so as to project from a portion close to a side edge of the chip substrate toward the resistant film, for achieving electrical connection between the resistant film and the protrusion. A side edge of the protrusion facing inward farther from the side edge of the chip substrate is inclined such that a front edge of the protrusion has a narrower width.

A sheet of material is provided that is pre-folded and pre-glued for the wrapping and packaging of flower bunches and flower bouquets. The sheet of material contains a plurality of lines scored therein. The scored lines are arranged to create a pre-defined folding sequence that forms the desired floral packaging or wrapping. Visual indicia arranged to illustrate the pre-defined folding sequence and markings arranged to compliment the folded shape of the sheet are also provided. A fastening means is provided to secure the folded packaging. The sheet of material is made by scoring the sheet in particular places to mark the fold lines and to facilitate easy and consistent folding. The sheet is then folded across the scored lines and secured.

The invention relates to a fold-shaped compound piezoelectric energy converting structure, and belongs to the technical field of piezoelectric energy conversion. The fold-shaped compound piezoelectric energy converting structure is characterized in that: the fold-shaped compound piezoelectric energy converting structure comprises a fold-shaped elastic conductive body of which the arc corner is reinforced with a rigid connecting block (2); the upper and lower surfaces of a horizontal section (1) of the fold-shaped elastic conductive body are respectively adhered with an upper-layer piezoelectric film (4) and a lower-layer piezoelectric film (5) in an equidirectional way; the upper side of the upper-layer piezoelectric film and the lower side of the lower-layer piezoelectric film are adhered with conductive adhesive layers (3); and one electrode end of the fold-shaped compound piezoelectric energy converting structure is led out through the fold-shaped elastic conductive body, while the other electrode end is led out through the conductive adhesive layers. The structure can generate large electric charge output while having large deformation, is firm, saves raw materials, has simple manufacture process, and can be widely applied as an energy transducer to a vibrational energy recovery system.

The invention provides a double-pleated air filter which exhibits low pressure loss and thus can be used in a high-volume airflow, wherein filter elements obtained by folding a filtering material a large number of times while ensuring gaps (air paths) between the pleats by defining the thickness of the filtering material, the pitch of the pleats, and the shape of the folds, are disposed in a V-bank structure. The filter elements are formed by folding a filtering material in a zigzag pattern while maintaining spaced between the folds by means of spacers, and satisfy the relationships c'/c = 1.1, c' = a - e = 0.45 mm, c = a/2 - d and e/d = 2, where a is the distance (pitch) between the crests of a pleat and an adjacent pleat, b is the width of the folds of the filtering material, c is the distance (center spacing) between the pleats in the filtering material measured at the centers (positions at the middle of the width (b) of the folds) of adjacent pleats, c' is the distance (opening spacing) between the pleats in the filtering material measured near the crests of adjacent pleats, d is the thickness of the filtering material, and e is the width (width at the tip) measured near the crest of a pleat.

Disclosed is a check sealing structure for smoke exhaust equipment. The check sealing structure comprises a valve body, a discharge barrel is connected with the inner side of the valve body, a turnover check plate is arranged at the smoke outlet end of the discharge barrel, elastic sealing pieces are connected to the check plate, and are matched with an end opening of the smoke outlet end of the discharge barrel, and the elastic sealing pieces are in a folded shape in the direction perpendicular to the plane formed by the contact trails of the elastic sealing pieces and the end opening of the discharge barrel. Due to the fact that when the elastic sealing pieces and the discharge barrel are matched, the elastic sealing pieces are in the folded shape in the exhaust direction, when air flow blows to the check plate and enables the check plate to rotate, the elastic sealing pieces begin to deform, the deformation is larger than that of arc-shaped elastic sealing pieces in the prior art, relative movement is formed between the elastic sealing pieces and the end opening of the discharge barrel, stress is concentrated at the position at the moment, opening is quite easy under drive of the inertia and blowing force of the check plate, and therefore the elastic sealing pieces and the check plate are easy to blow open, smoke is immediately exhausted while being generated, and therefore indoor air quality is guaranteed.