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93 results about "Contraction bands" patented technology

Contraction band necrosis is a type of uncontrolled cell death (necrosis) unique to cardiac myocytes and thought to arise in reperfusion from hypercontraction, which results in sarcolemmal rupture.

Winding method for oval multi-layer coil of transformer

The invention discloses a winding method for an oval multi-layer coil of a transformer. The winding method comprises a winding process of a low-voltage coil and a winding process of a high-voltage coil. The winding process of the low-voltage coil comprises the following steps of bending the start of a wire to form a 90-degree angle, sparsely winding an end insulation made of paperboard strips on the first turn of the wire, placing the start into a notch of a baffle of a winding mold, and temporally fixing the start on the winding mold by a contraction band; winding the first turn of the wire of the innermost layer of the coil, circumferentially and uniformly placing four to six cotton tapes for tensioning under the wire while winding, binding the first turn of the wire and the end insulation together by the cotton tapes for tensioning by using a splayed binding method, turning the cotton tapes for tensioning to the upper side while winding the second turn of the wire, and while winding the third turn of the wire, turning the cotton tapes for tensioning to the lower side and tensioning the cotton tapes after pressing the cotton tapes under the other wires. According to the winding method of the invention, the mechanical strength of the coil can be improved under the premise of ensuring electric field intensity of each part of the winding.
Owner:ZHONGBIAN GRP SHANGHAI TRANSFORMER CO LTD

Winding and binding technology for spiral coil of transformer

The invention relates to the field of transformer production and manufacturing, in particular to a winding and binding technology for a spiral coil of a transformer. The technology comprises the stepsthat outlet heads of coil wires are bent into wire outlet heads; all wire outlet heads are fixed on the heads of coil winding die shafts of coil shafts through fixation bands and contraction band ropes; wire bodies of the coil wires partly wind inner coil insulation cylinders of the coil shafts; after winding is completed, the coil wires are grouped and bound through the contraction bands, wherein the connection ends, connected with the wire outlet heads, of wire bodies in all sets of coil wires, are bound through contraction bands A, the wire bodies in all sets of coil wires are partly boundthrough contraction bands B, and one or more coil wires are bound on the adjacent sides of any two adjacent sets of coil wires by the adjacent contraction bands which belong to different coil wire sets respectively; after the wire outlet heads are bound, the contraction band ropes and the fixation bands are disassembled. According to the winding and binding technology, it can be guaranteed that multi-spiral coil outlet heads are firmly bound, and the winding quality of the coils is improved.
Owner:TBEA SHENYANG TRANSFORMER GRP CO LTD

Contraction band anti-interference gate valve

The invention provides a contraction band anti-interference gate valve. The contraction band anti-interference gate valve has the advantages of being capable of realized automatic fine adjustment of the connection length, capable of being conveniently connected to pipes with different pipe diameters and easy to install. The contraction band anti-interference gate valve comprises a valve body, a valve deck, a valve rod, an opening and closing part and an opening device, wherein the valve body is provided with with a hollow fluid channel; the valve body is provided with an inlet, an outlet and an upper valve port; the valve deck is arranged at the upper valve port in the valve body; a valve seat is further arranged between the inlet and the outlet in the valve body; the opening and closing part is arranged on the valve seat and is used for controlling the on-off states of fluid; the valve rod penetrates through the valve body and is used for controlling opening and closing of the openingand closing part; a connecting pipe capable of spirally sliding relative to the valve body is arranged at the inlet or the outlet of the valve body in a sleeved mode; a sealing device and a connecting pipe limiting device for preventing the connecting pipe from falling off from the valve body are arranged between the connecting pipe and the inlet or the outlet; a quick dismounting and mounting structure is arranged between the connecting pipe and the valve body; and a rolling device capable of enabling the connecting pipe to spirally slide along the valve body is further arranged between theconnecting pipe and the valve body.
Owner:沪航科技集团有限公司

Vacuum storage box and application thereof

The invention discloses a vacuum storage box and an application thereof. The vacuum storage box is composed of a box body 1, a plastic sleeving bag 2, a contraction band 3 and a box cover 4. A circle of sealing strip 1-1 is arranged on the outer side at the upper edge of the box body 1, a one-way exhaust hole 1-2 is arranged in the middle of one wall of the outer side of the box body 1, four corners of the box body 1 protrude, and a groove 1-3 is arranged at the center of the box body 1, accordingly, mechanical carrying is facilitated; the plastic sleeving bag 2 with the opening larger than the outer edge of the box body 1 is made of a flexible material, sleeved above articles accommodated in the box body 1 and tightened and folded at the position of the sealing strip 1-1; the contraction band 3 is sleeved outside the plastic sleeving bag 2 and binds and fastens the plastic sleeving bag 2 at the position of the sealing strip 1-1, and air in the box body 1 can be exhausted from the one-way exhaust hole 1-2 through extrusion or pumping after the box body is sealed; and the box cover 4 horizontally covers the plastic sleeving bag 2 after exhaust compression and can also be hung on a bottom frame of the box body 1 with rubber band hooks on two sides, so that the plastic sleeving bag 2 is protected. According to the vacuum storage box and the application thereof, holding and arranging of articles is convenient and fast, held articles can be greatly higher than the opening edge of the box body, and sealing and compression of the box body is not affected, so that the storage capacity is increased; the storage box is strong and durable, and the storage box can be used continuously as long as a novel plastic sleeving bag is changed even if the easily-damaged plastic sleeving bag is damaged; and top space of furniture can be used easily and effectively by cooperation of a household intelligent folding ladder.
Owner:马宏玲

Biological scleral contraction tape and its preparation method

ActiveCN103948469BNo further damageNo infectionEye surgerySurgeryCross-linkBand shape
The invention discloses a biologic sclera contraction band and a preparing method thereof. The biologic sclera contraction band is in a band as a whole; the cross section of the biologic sclera contraction band is arc-shaped; the biologic sclera contraction band is thickest in the middle and gradually becomes narrower from the middle to the two sides through arc-shaped transition; the whole length of the biologic sclera contraction band is 3-40mm; the middle thickness of the biologic sclera contraction band is 1-3mm; the thickness of the two sides of the biologic sclera contraction band is 0.5-2mm; the band width of the biologic sclera contraction band is 3-8mm. The biologic sclera contraction band can be applied to combination with a biologic posterior sclera reinforcing band, can contract sclera and limit the expansion of the sclera, is used for treating high myopia macular retinal detachment, full retinal detachment and other certain non-incremental retinal detachments and better keeps and protects retinal structures and functions. The base material of the biologic sclera contraction band is taken from the trachea, ligament, trunk vessel or cartilage of an animal, the strength is increased through genipin cross-linking solidifying treatment, the elasticity and the hardness are proper, and the biologic sclera contraction band cannot be easily absorbed, has great tissue compatibility, causes few complications and overcomes the defects of the conventional retinal detachment intra and extra surgeries.
Owner:薛安全

Biologic sclera contraction band and preparing method thereof

ActiveCN103948469AEase dilationRelieves vitreous tractionEye surgerySurgeryCross-linkGenipin
The invention discloses a biologic sclera contraction band and a preparing method thereof. The biologic sclera contraction band is in a band as a whole; the cross section of the biologic sclera contraction band is arc-shaped; the biologic sclera contraction band is thickest in the middle and gradually becomes narrower from the middle to the two sides through arc-shaped transition; the whole length of the biologic sclera contraction band is 3-40mm; the middle thickness of the biologic sclera contraction band is 1-3mm; the thickness of the two sides of the biologic sclera contraction band is 0.5-2mm; the band width of the biologic sclera contraction band is 3-8mm. The biologic sclera contraction band can be applied to combination with a biologic posterior sclera reinforcing band, can contract sclera and limit the expansion of the sclera, is used for treating high myopia macular retinal detachment, full retinal detachment and other certain non-incremental retinal detachments and better keeps and protects retinal structures and functions. The base material of the biologic sclera contraction band is taken from the trachea, ligament, trunk vessel or cartilage of an animal, the strength is increased through genipin cross-linking solidifying treatment, the elasticity and the hardness are proper, and the biologic sclera contraction band cannot be easily absorbed, has great tissue compatibility, causes few complications and overcomes the defects of the conventional retinal detachment intra and extra surgeries.
Owner:薛安全

Instant sea urchin manufacture method

The invention belongs to the technical field of marine product manufacture, and relates to an instant sea urchin manufacture method. The manufacture method comprises the following steps: pouring sea urchins into a cleaning tank, and injecting external tap water for stirring and cleaning; loosening a contraction band at the left end of a rotator to ensure that the sea urchins put into a putting trough enter a net bag of the rotator along a first conveyor belt, tightening the contraction band at the left end of the rotator, and starting a rotating shaft to drive the net bag to rotate in a circulatory manner; putting the sea urchins of which thorns are removed during rotation into a rinsing tank along a second conveyor belt for circulatory rotation and rinsing to ensure that the removed thorns fall into a settling tank; opening the top cover of a digester, putting tap water and the sea urchins into a digesting cylinder, and closing the top cover for temperature-controlled heating and digesting; naturally cooling down the sea urchins after digesting, freezing, and conducting vacuumizing and sealed packaging on the sea urchins one by one. The manufacture method is simple and convenient, designed to be reasonable, simple to operate, low in cost, high in manufacture effect and production efficiency, and environmental-friendly; the finished products are rich in nutrition and taste delicious.
Owner:青岛一球通海产品专业合作社

Block distribution type test cap

The invention discloses a block distribution type test cap. The test cap comprises a test cap body and test cap bandages, and the test cap body comprises a first temporal lobe distribution block, a frontal lobe distribution block and a second temporal lobe distribution block, wherein the first temporal lobe distribution block, the frontal lobe distribution block and the second temporal lobe distribution block are connected through contraction bands in sequence. In the test cap, the block distribution mode is adopted, the distribution blocks are connected with one another through the contraction bands adjustable in length so that the distance between the distribution blocks can be adjusted so as to determine the position of each distribution block at the head of a patient, and the acupuncture points which need to be tested can be more accurately found; by means of soft materials arranged on the inner side of each distribution block, the patient can feel more comfortable in the testing process; through adjustable buckles on the test cap bandages, the degree of tightness can be adjusted, none-binding quick release buckles are adopted in the bandages, and the clinical operation is simpler; the block distribution mode is adopted in the test cap so that the manufacturing materials can be saved, and the manufacturing cost can be reduced.
Owner:WUHAN ZNION TECH CO LTD

Steel belt reinforced PE helical bellow welding device and application method thereof

The invention relates to the technical field of welding devices, in particular to a steel belt reinforced PE helical bellow welding device and an application method thereof. The steel belt reinforced PE helical bellow welding device comprises a box body, a first stepping motor, a second stepping motor, a horizontal and telescopic supporting arm, a vertical and telescopic supporting arm and a welding gun assembly; the left end of the horizontal and telescopic supporting arm and the lower end of the vertical and telescopic supporting arm are fixedly installed together; and the second stepping motor is fixedly installed at the top end of the vertical and telescopic supporting arm. The application method of the welding device comprises the following step that a hot contraction band is wound on a hot contraction band winding drum. The steel belt reinforced PE helical bellow welding device is convenient to use, has the advantages of being high in adaptability, good in continuity and high in operation efficiency, can relieve the labor intensity of operation personnel and thus has the characteristics of being reliable in operation, high in efficiency and good in safety. Through the application method, the effect that the joint of steel belt reinforced PE helical bellows is welded from the inner side can be achieved effectively and precisely, the stability and reliability of operation can be ensured, and the time and manpower cost are greatly reduced.
Owner:新疆登煌管业有限公司

5G-based external counterpulsation device and external counterpulsation control method

The invention belongs to the technical field of medical instruments, in particular to a 5G-based external counterpulsation device and an external counterpulsation control method based on the device. The external counterpulsation device comprises a base, a winding mechanism, a lower contraction band, an upper contraction band and a stretching band. The two ends of the stretching belt are fixedly connected with the bent parts of the lower contraction belt respectively, the middle of the stretching belt is fixed to the winding mechanism, the lower contraction belt is tensioned under winding of the winding mechanism to enable the space defined by the lower contraction belt and the upper contraction belt to be smaller, or the lower contraction belt is loosened under releasing of the winding mechanism to enable the space defined by the lower contraction belt and the upper contraction belt to be larger. According to the device, when the winding mechanism winds the stretching belts, the spacedefined by the upper contraction belts and the lower contraction belts is reduced to extrude the limbs of a patient, the upper contraction belts on the two sides are synchronously pulled downwards dueto contraction of the stretching belts, the stroke is shortened, and meanwhile it is guaranteed that the peripheries of the limbs of the patient are evenly extruded.
Owner:ANHUI TONGLING BIONIC TECH CO LTD

Traditional Chinese medicine bone fracture splint for medical instrument

The invention belongs to the technical field of medical apparatus, and specifically relates to a traditional Chinese medicine (TCM) bone fracture splint for a medical instrument. The TCM bone fracturesplint for a medical instrument includes a bone fracture fixing device, an auxiliary bandage device and a massage device, wherein the bone fracture fixing device comprises a bone fracture fixing bandage, a splint and a contraction band; a splint mounting bag and a pressing plate mounting bag are arranged on the outer side surface of the bone fracture fixing device; the splint is fixedly insertedinto the splint mounting bag; by setting the pressing plate, when a patient needs massage, the pressing plate in inserted so as to enable a massage vibrator at the inner side to press the skin of thepatient, thus getting better massage effect, and when the patient does not need massage, if the pressing plate is taken down, the massage vibrator is depressed to the original position where the pressing plate is mounted, so that the patient does not feel pressed; a cushion protection lining and a TCM dressing band are arranged in the inner side, so that the bone fracture fixing bandage can be worn in a more comfortable manner, and by means of the effect of the TCM in the TCM dressing band, wound healing can be facilitated; and at the same time, a storage battery is arranged, so that the TCM bone fracture splint for a medical instrument is convenient to use.
Owner:WUHU SHENGMEIFU TECH

Method for improving mechanical strength of cylindrical voltage regulation coil

The invention discloses a method for improving the mechanical strength of a cylindrical voltage regulation coil, which relates to method for improving the mechanical strength of the cylindrical voltage regulation coil at a 90-degree bending part of a wire cake outlet head and solves the problem that the existing cylindrical voltage regulation coil is bad in mechanical strength at the 90-degree bending part of the wire cake outgoing head. The method comprises the following steps: binding and fixing an outlet wire cake of the cylindrical voltage regulation coil by using a contraction band; peeling off an original insulation layer at the 90-degree bending part of the outlet wire cake; supplementing to the thickness of the original insulation layer by using Denison insulation paper; adding a paper groove with a thickness of 0.5mm between the 90-degree bending part of the outlet wire cake and an adjacent wire coil; packing Denison insulation paper outside the paper groove, wherein the Denison insulation paper packed at the 90-degree bending part of the outlet wire cake is 50mm in length when packed inwards and 40mm in length when packed outwards; and binding the screen of the cylindrical voltage regulation coil with a PET (polyethylene glycol terephthalate) band by utilizing a PET band packing machine. The method has the advantage of improving the mechanical strength of the cylindrical voltage regulation coil at the 90-degree bending part of the wire cake outlet head.
Owner:辽宁易发式电气设备有限公司
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