baber/WOPTO huggingface dataset:
Patent JP-3243626-U (JP)
Title: 背負いバッグ
IPC: A45F3/04
Filed: 2023-07-11
Granted: 2023-09-07
Abstract: 【課題】小学生などが通学時だけでなく、遠足、旅行、買物などの他の移動時にも気兼ねなく使用することができる背負い鞄を提供することを目的とする。【解決手段】背負い鞄は、内部に物品を収納する鞄本体１と、前記鞄本体の背面側に配設された肩掛けベルト２と、前記鞄本体の前面側を覆うカブセ蓋３と、前記鞄本体１の上端側と前記カブセ蓋３の基端側を着脱可能に係合する係合部４を備える。【選択図】図１
Patent JP-3244381-U (JP)
Title: 装飾体
IPC: A47G29/10
Filed: 2023-09-02
Granted: 2023-10-30
Abstract: 【課題】ネックレス等の装飾品やキーホルダー等の装飾小物において、装飾性という本来の基本的な機能に加えて、便利なユーティリティ機能を兼ね備えた装飾体を提供する。【解決手段】本体部材７と、本体部材７に対して着脱自在に取り付けられる取付部材９と、を備えた装飾体１であって、取付部材９は、蓋部１２と、蓋部１２から所定方向に延在する軸部１１を有するものであり、本体部材７は、開口１３ａを有し開口１３ａから軸部１１を収容する収容空間２１を備えるとともに、収容空間２１に雌ねじ部１７を有するものであり、軸部１１は、雌ねじ部１７と螺合する雄ねじ部１９を有するとともに、先端にユーティリティ工具２３が設けられたものである。【選択図】図１
Patent JP-3244948-U (JP)
Title: 家畜用衣服
IPC: A01K13/00
Filed: 2023-10-16
Granted: 2023-12-13
Abstract: 【課題】着用状態を維持しつつも、暖かい状況における家畜の温めすぎを抑制することが可能な家畜用衣服を提供する。【解決手段】家畜用衣服は、家畜の体表を覆うシート状の被覆部２と、被覆部を家畜に固定する固定部とを備える。当該家畜用衣服１には、通気開口部３１と、開口部カバー３３と、カバー固定部材３４と、カバー接続部材３３１とが設けられている。通気開口部は、被覆部において着用時に家畜の側部に接触する部分に設けられ、メッシュ部材３２が張られている。開口部カバーは、通気開口部の背側縁部に結合され、通気開口部を開閉可能に構成されている。カバー固定部材は、被覆部において通気開口部よりも背側に位置する。カバー接続部材は、開口部カバーに設けられ、カバー固定部材に接続されて通気開口部を開放状態に維持する。【選択図】図２Ａ
Patent JP-3245208-U (JP)
Title: 管状ハンガーベース
IPC: D06F57/00
Filed: 2023-11-07
Granted: 2024-01-11
Abstract: 【課題】ボルトの緩みによるハンガー全体の揺れを効果的に防止し、ハンガーの使用時の安定性を向上させる、管状ハンガーベースを提供する。【解決手段】中空底管１及び第１の補強スリーブ２を含み、そのうちの一側に複数の取り付け口が開設され、対向する他側に複数の第１の接続孔が開設され、各取り付け口が１つの第１の接続孔に正対して連通し、且つ相互に正対して連通する取り付け口と第１の接続孔の中心軸が同一直線に位置し、第１の補強スリーブが取り付け口に固定される。中空底管の取り付け口に第１の補強スリーブを設置することによって、使用時、ハンガーの補強管を第１の補強スリーブに挿入し、ボルトを用いて第１の接続孔を貫通して補強管を固定する。補強管とベースとの間の受力が第１の補強スリーブによって中空底管上に分散され、補強管とボルトとの接続箇所に集中しない。【選択図】図１
Patent UA-1629-U (UA)
Title: Двигун внутрішнього згоряння
Filed: 2002-03-19
Abstract: 1. Двигун внутрішнього згоряння, що містить блок циліндрів, циліндро - поршневу групу, колінчастий вал, коробку привода допоміжних агрегатів двигуна, вхідний вал якої одним кінцем зв'язаний з колінвалом, у внутрішній порожнині входного вала встановлена еластична муфта, кінематичне зв'язана з паралельно встановленими відомими валами, кожний з яких зв'язаний з перпендикулярно встановленими попарно валами, що зв'язані з допоміжними агрегатами двигуна, виконаними у вигляді гасителів крутильних коливань, який відрізняється тим, що вхідний вал коробки привода допоміжних агрегатів виконаний у вигляді пружного багатоланкового елемента змінної жорсткості зі зв'язаних між собою конусно- циліндричних втулок, причому в циліндричній втулці в одній площині виконані зовнішні і внутрішні зуби, у внутрішній порожнині розміщена шестірня, що зв'язана кінематичне з внутрішніми зубами та встановлена на підшипниках, розташованих на зовнішній поверхні порожнистого кронштейна, жорстко зв'язаного з корпусом коробки привода агрегатів, при цьому зазначена шестірня жорстко з'єднана з прифланцьованним валом, розташованим усередині кронштейна. 2. ДВЗ по п. 1, який відрізняється тим, що в конусному елементі входного вала коробки привода агрегатів виконані внутрішні конус і шліці із встановленим у них валом забору потужності, виконаним з опорним буртом і закріпленим розрізними конусами і дубльованими гайками.
Patent UA-5226-U (UA)
Title: Method for preparation of medicinal ozone-oxygen cocktail
Filed: 2004-08-06
Abstract: A method for preparation of medicinal ozone-oxygen cocktail involves mixing cocktail components and enrichment of the mixture prepared with oxygen. Upon mixing of components ozone-oxygen mixture is passed through.
Patent UA-147009-U (UA)
Title: Спосіб управління зародженням і розвитком ураганів
Inventor: BARAK ALEXANDER M
Filed: 2018-12-29
Abstract: Спосіб управління зародженням та розвитком ураганів (тайфунів) включає зниження температури водної поверхні і/або земної поверхні і повітря, що контактує з нею, в зонах зародження ураганів (тайфунів), і зменшення насиченості водою повітря, що контактує з згаданою водною поверхнею і/або земною поверхнею, для зміни сукупності параметрів, які обумовлюють зародження і розвиток ураганів, придушення параметрів неоднорідності водного масиву, які обумовлюють зародження вихрових рухів у водному масиві, з яких утворюються зародки вихрових рухів ураганів, при цьому зниження температури водної поверхні і/або земної поверхні і повітря, що контактує з нею, проводять шляхом хвильового масопереносу текучих середовищ за рахунок термобаричного і/або гідростатичного потенціалу енергії води і під впливом джерела спрямованих ударних хвиль певної структури.
Patent UA-8658-U (UA)
Title: Quick disconnect coupling of pipes of a pipeline
Inventor: HRYTSENKO HENADII DMYTROVYCH
IPC: E21B17/00
Filed: 2005-02-02
Abstract: The quick disconnect coupling of pipes of a pipeline has two flanges with two connection pins installed in the openings, those are fixed in one flange by means of axles and in the other flange û by means of a stopper. In the second flange two additional placed in opposite in diameter positions are arranged, with axes of symmetry normal to the axes of symmetry of the pins. The stopper has two for stopper elements, each of those is placed in one of two additional openings and rigidly fixed by stopper element.
Patent UA-9869-U (UA)
Title: Method for gear shaping
Inventor: PESTUNOV VOLODYMYR MYKHAILOVYC
IPC: B21H5/00
Filed: 2005-04-12
Abstract: The method for gear shaping relates to the field of metal machining. Method includes relative motion of running-in, circular and radial feed, main reciprocating motion. Billets are located from the opposite sides of the chisel, spindles of which are united by the control system.
Patent UA-12656-U (UA)
Title: Method for surgical treatment of cyst of parenchymatous organ
Inventor: SHATALOV OLEKSANDR DMYTROVYCH
IPC: A61B17/04
Filed: 2005-08-25
Abstract: The method for the surgical treatment of the cyst of parenchymatous organ comprises dissecting the capsule of the cyst throughout its diameter. The radial cuts are performed from the dissected part of the cyst towards its periphery. The internal surface of the cyst is treated with the ultrasound scalpel followed by the fixation of the dissected walls of the cyst to the bottom of its cavity.
Patent UA-13576-U (UA)
Title: Method for formation of module structures for metal shells made of sheet strip
Inventor: BOLSHAKOV VOLODYMYR IVANOVYCH
IPC: E04B1/38
Filed: 2005-08-25
Abstract: Method for formation of module structures for metal shells made of sheet strip through bending and connection the ends of separate elements, the upperlayers of material of those are first cut along the whole bending line by depth equal to 1/50 or 1/10 of the thickness of the sheet strip. One connects two structural elements, each of those is arranged as a 3-like open contour through performing in sequence three sequential steps of bending - with cuts inside, with cuts outside and with cuts to inside; at that the process of formation of the 3-like open circuit one begins either from the first, or the third step, or from the middle one - with formation of triangular, rectangular or trapeze-like turn planes.
Patent UA-13388-U (UA)
Title: A complex technological line for the preparation of fuel mixture from heterogeneous types of the secondary fuel as alternative type of fuel in the cement production
Inventor: KRUTS MYKOLA FEDOROVYCH
IPC: C10L5/40
Filed: 2005-12-14
Abstract: A complex technological line for the preparation of fuel mixture from heterogeneous types of the secondary fuel involves equipment for separate storage, preparation and transporting milled solid and liquid types of the secondary fuel with the adjusting apparatus for quantitative supplying every of components and equipment for mixing prepared solid and liquid components in the mixture. An equipment for the preparation of milled solid types of the secondary fuel is mounted in a sequence - hopper for supplying milled solid waste, equipped with the chain conveyer, screen for sifting milled solid waste, belt conveyer, feed bin, helical conveyer (screw), scraper conveyer, solid waste precipitation cyclone, band conveyer for the delivery of waste to hoppers, plate diverter, three-sectional hopper for sedimentation and storage of waste with gate valves, band conveyer for supplying waste to skip hoist, skip hoist for the portion delivery of prepared solid waste to the mixer. The equipment for the preparation and supplying liquid wastes of secondary fuel is mounted in the sequence - pit (tank) for sediment and storage of liquid waste of the secondary fuel, spiral pump, pipeline, equipped with control valves for the regulated delivery of liquid fuel to the mixer. The equipment for preparation of mixture includes the shovel mixer of solid and liquid components, screen for sifting the mixture and additional separation of unauthorized admixtures, at that , the equipment for preparation of solid component of mixture from combustible waste is in addition equipped with drying cylinder with warming up system. The cyclone is additionally equipped with outlet to the smoke sucker and cellular feeder, the hopper for sediment and storage of dried solid waste is made three-sectional with adjusting valves in every section and tank/pit for the sediment and storage of liquid type of the secondary fuel is in addition equipped with the coarse-mesh filter (grid) for the separation of mechanical admixtures and basket-filter for thinner cleaning with the system of warming-up of high-viscous products.
Patent UA-18303-U (UA)
Title: Method to correct immune and antioxidant state and to preserve goslings in early postnatal period
Inventor: RATYCH IRINEY BORYSOVYCH
IPC: A01K39/00
Filed: 2006-03-27
Abstract: A method to correct the immune and antioxidant state and to preserve goslings in the early postnatal period includes using a standard combined feed containing grain cake, fish meal, mineral substancesand a bioactive additive, in particular vitamin C. The level of the vitamin C in the combined feed is increased by 50% and fed to the goslings from a 5-day to 20-day age.
Patent UA-24486-U (UA)
Title: Continuous weigher
Inventor: KULYK SERGII FEDOROVYCH
IPC: G01G11/00
Filed: 2006-05-30
Abstract: The proposed continuous weigher contains a support frame, a belt conveyor with support rollers, a driving mechanism for the conveyor, a device for adjusting the tension of the conveyor belt, and a force transducer installed under the conveyor belt. To drive the conveyor, a motor is used that is built in the driving drum of the conveyor. The driving drum is installed at supports. Each of the supports is designed as a plate with a slot for the bearing case of the drum shaft. The displacement of the bearing case along the slot is limited by a stop that is arranged at the upper part of the plate.
Patent UA-18839-U (UA)
Title: Method for producing flexible high-temperature conductor
IPC: H01B13/00
Filed: 2006-06-09
Abstract: The proposed method for producing flexible high-temperature conductor consists in annealing copper wires, twisting the wires to form the core of the conductor, applying the internal insulating coating to the core, sintering the internal insulation in a drier, applying the external glass-fiber insulating coating, impregnating the coating with heat-resistant varnish, and providing the heat treatment of the coating.
Patent UA-26033-U (UA)
Title: Apparatus for alkali sugar solution saturation
Inventor: REVA LEONID PAVLOVYCH
IPC: C13B20/04
Filed: 2007-05-22
Abstract: An apparatus for alkali sugar solution saturation comprises cone bottom cylinder housing, bubblers, pipe branches for juice and gas supply and withdrawal, control case and external vertical carbonization column, which connected with saturation column in series. At that juice level in saturation column is lower than that in carbonization column by 1.05-2.05 m, and cross-sectional area of carbonization column is 5-15 % of cross-sectional area of saturation column.
Patent UA-28390-U (UA)
Title: Method of neurochemical analysis for determining the state of post-operation hyperalgesia
Inventor: CHORNA VALENTYNA IVANIVNA
IPC: C12Q1/00
Filed: 2007-07-06
Abstract: The proposed method of neurochemical analysis for determining the state of post-operation hyperalgesia consists in taking the samples of the thalamus,neocortex, hippocamp, elongated tentorium, and hypothalamus in experimental rats, preparing the samples of water-soluble protein fractions by mixing the homogenates with buffer solution of chlorhydric acid, analyzing the lysosomal peptihydrolases, determining the change of the content of lysosomal cysteic B cathepsin by spectophotometery, and determining the presence of the hyperalgesia process.
Patent UA-28829-U (UA)
Title: Method of producing flattened tapes of different standard size from wire of one diameter
Inventor: FEDORINOV VOLODYMYR ANATOLIIOV
IPC: B21B37/16
Filed: 2007-07-24
Abstract: A method for producing flattened tapes of different standard size from the wire of one diameter includes the purposeful change of the value of rear and front tension of the deformed billets. The redistribution of pressings in the nondrive and driven roll stands is carried out. The process combination within the framework one flatting mill of the process of deformation between nondrive and driven working rolls is achieved.
Patent UA-28954-U (UA)
Title: Device for testing high-voltage shunting electrical reactors
IPC: G07C3/10
Filed: 2007-09-06
Abstract: The proposed device for testing high-voltage shunting electrical reactors contains a main switch, a capacitor, and additionally, a rectifier, an auxiliary reactor, and a switch in the charging circuit of the capacitor. The first terminal of the switch in the charging circuit of the capacitor is connected to the first terminal of the rectifier, and the second terminal is connected to the first terminal of the capacitor and the first terminal of the main switch. The second terminal of the main switch is connected to the first terminal of the auxiliary reactor. The first terminal of the reactor to be tested shall be connected to the second terminal of the main switch, and the second terminal shall be connected to the second terminals of the rectifier, capacitor, and auxiliary reactor.
Patent UA-28958-U (UA)
Title: Device for checking the service life of a high-voltage air circuit breaker
Inventor: HRABKO VOLODYMYR VITALIIOVYCH
IPC: G07C3/10
Filed: 2007-09-06
Abstract: The proposed device for checking the service life of a high-voltage air circuit breaker is distinctive by the presence of new functional elements and connections between the functional elements.
Patent UA-30924-U (UA)
Title: Drum mill
Inventor: KYRYCHENKO VITALII IVANOVYCH
IPC: B02C17/00
Filed: 2008-02-15
Abstract: A drum mill contains a housing with loading and unloading mechanisms, inside which on horizontal support an operating unit in the form of rotary cylinder with lugs is located. Operating device is located in such a way that its rotational axis is above the rotational axis of the housing and has angular displacement relative to vertical plane, which passes through the rotational axis of the housing, and working surface of the device has appropriate slots directly in front of each lug.
Patent UA-34572-U (UA)
Title: Multi-layer wall panel
Inventor: AHARKOVA YULIA ANATOLIIVNA
IPC: E04C2/34
Filed: 2008-04-14
Abstract: Multi-layer wall panel includes layer arranged as “sandwich” that has two outer and inner layers, each outer layer of “sandwich” is arranged as armature net intended for filling it with concrete, intermediate layer of “sandwich” is made of sheet metal of cell type and is reinforced with rods that go through intermediate layer of “sandwich”, and the ends of the rods are rigidly connected to armature net of outer layers of “sandwich”. Each surface of intermediate layer of “sandwich” intended for connection with layer of concrete has form arranged as relief formed of depressions and lugs.
Patent UA-35300-U (UA)
Title: pallet of kilning chain conveyer
Inventor: SYROTA VOLODYMYR ILLICH
IPC: B61B1/00
Filed: 2008-04-14
Abstract: A pallet of kilning chain conveyer is made from end walls and longitudinal boards. It is made from two outer all-welded brackets, which consist of a basis, a vertical end wall and a support plate made from sheet steel and connected together by welding. The brackets are connected by welding with two longitudinal boards installed at sharp angle to the vertical plane of pallet, which penetrates the longitudinal axis of pallet, and made with a cut, which increases lengthwise from the periphery to the center, on top to which longitudinal grate shelves are welded, and from below - inclined gussets. Between longitudinal boards trapeziform diaphragms are vertically installed and evenly distributed lengthwise and they are vertically installed in such a way that between the lower plane of installed grates and upper edge of trapeziform diaphragm a clearance is made.
Patent UA-39031-U (UA)
Title: Composition of dry flour mixture of increased nutritive value
Inventor: MORHUN VALENTYNA OLEKSIIVNA
IPC: A23L7/109
Filed: 2008-07-17
Abstract: A dry flour mixture comprises flour high-grade baker’s wheat flour and a food additive. It comprises oat flour and fine wheat bran as a food additive.
Patent UA-40045-U (UA)
Title: Device for control of mass part of magnetic iron in samples of ore and products of its dressing
Inventor: KRYVENKO ANDRII YURIIOVYCH
IPC: G01N27/72
Filed: 2008-10-03
Abstract: Device for control of mass part of magnetic iron in samples of ore and products of its saturation includes source of stabilized direct current connected to electromagnetic coil, at that in the coil sample is placed in cylindrical cuvette made of non-magnetic material, this is connected to measuring device and visualization block. Cuvette in the lower part interacts with cylindrical support rod made of non-magnetic material, lower part of that one interacts with measuring device as force-measuring element.
Patent UA-40749-U (UA)
Title: Belt drive
Inventor: PIPA BORYS FEDOROVYCH
IPC: F16H7/02
Filed: 2008-11-11
Abstract: A belt drive has a drive pulley with working surface installed on the drive shaft, a driven pulley with working surface installed on the driven shaft, and belt training about those. The working surfaces of the drive pulley and the driven one are made corrugated.
Patent UA-42291-U (UA)
Title: Composition for preventing and treating mastitis in cows
Inventor: BORYSEVYCH VOLODYMYR BORUSOVYCH
IPC: B82B3/00
Filed: 2009-02-18
Abstract: A composition for preventing and treating mastitis in cows comprises aqueous colloid solution of metal nanoparticles, metal oxide and hydroxide nanoparticles and metal ions selected from the group consisting of silver, copper, zinc, magnesium, cobalt, and iron. It additionally contains aqueous colloid solution of iron and cobalt nanoparticles as well as nanoparticles of their oxides, hydroxides and ions.
Patent UA-43359-U (UA)
Title: Use of corvitin as agent for preventing gastropathy induced by sodium diclofenac
Inventor: STEPANIUK HEORHII IVANOVYCH
IPC: A61K31/00
Filed: 2009-04-02
Abstract: The use of Corvitin as an agent for preventing gastropathy induced by sodium diclofenac relates to medicine, namely to pharmacology, rheumatology and gastroenterology, in particular to the use of the pharmacological agents for preventing the lesions of the gastric mucosa (gastropathy) induced by sodium diclofenac.
Patent UA-43073-U (UA)
Title: Anti-torpedo
Inventor: VASYLENKO OLEKSANDR VASYLIOVYCH
IPC: F42B19/00
Filed: 2009-04-22
Abstract: Anti-torpedo has a body with motor, control block, means for hydro-acoustic counter-action. Those control block and means for hydro-acoustic counter-action are placed in the body. Additionally it has equipment that simulates electromagnetic field of attacked craft and explosive substance.
Patent UA-44344-U (UA)
Title: Method for intubation of tear-exciting tracts at the traumatic injuries of face middle area
Inventor: MALANCHUK VLADYSLAV OLEKSANDROVYCH
IPC: A61F9/007
Filed: 2009-07-03
Abstract: The invention relates to medicine, namely to maxilla facial surgery and ophthalmology, and regards a method for intubation of tear-exciting tracts at the traumatic injuries of face middle area.
Patent UA-46865-U (UA)
Title: Manufacturing method for electrolyte of high-temperature zirconium-ceramic fuel element
Inventor: MAKORDEI FEDIR VASYLIOVYCH
IPC: H01M8/04
Filed: 2009-07-06
Abstract: A method for manufacturing an electrolyte for a high-temperature zirconium-ceramic fuel element, in which ore mineral ZrSiO(98 %) and Ti, A1, Fe (2 %) are processed by natrium hydroxide, calcined, solved in caustic soda; 5-10 % percentage by weight of yttrium chloride YC1are added; afterwards mixture is neutralized by ammonia; hydroxides are filtrated out; the said mixture is dried and calcined at 1000 °C until obtaining zirconium oxide equalized by yttrium oxide; thereafter it is used as the electrolyte for the high-temperature zirconium-ceramic fuel element.
Patent UA-47273-U (UA)
Title: Semi-elastic prismatic key
Inventor: MALASCHENKO VOLODYMYR OLEKSANDROVYCH
IPC: F16B3/00
Filed: 2009-07-20
Abstract: A semi-elastic prismatic key with openings as semi-circle with triangle from the sides of ends along axis of symmetry.
Patent UA-46685-U (UA)
Title: Method for treating recurrent cholangitis in patients with toxicoseptic biliary syndrome
Inventor: STETS MYKOLA MYROSLAVOVYCH
IPC: A61B17/00
Filed: 2009-10-15
Abstract: A method for treating the recurrent cholangitis in the patients with the toxicoseptic biliary syndrome provides for draining the bile ducts. The greater duodenal papilla is visualized, the retrograde pancreatocholangiography is performed, the papillotomy is made via the choledoch ostium, and the drainage is passed to the bile ducts by the progressive forward movement from the duodenum with the aid of the endoscope.
Patent UA-51148-U (UA)
Title: method for production of “simbiter cosmo” preparation with probiotic properties for use in cosmetology
Inventor: SHYROBOKOV VOLODYMYR PAVLOVYCH
IPC: C12N1/20
Filed: 2009-11-12
Abstract: A method for production of a preparation with probiotic properties for use in cosmetology relates to biotechnology and can be used for preparation of cosmetic agents, in particular masks for a skin and hair, creams, shampoos, agents for balneology, etc.
Patent UA-50685-U (UA)
Title: Plough
Inventor: MALIUTA SERHII IVANOVYCH
IPC: A01B3/00
Filed: 2009-11-13
Abstract: A plough includes a frame with a trailed device, bodies, colters and a supporting wheel with a screw mechanism. The plough is equipped with a water-jet unit for cutting materials, nozzle heads of which are mounted on the tips of ploughshares.
Patent UA-52640-U (UA)
Title: Combined membrane-cable roof
Inventor: IVANENKO PETRO OLEKSANDROVYCH
IPC: E04B7/14
Filed: 2010-03-24
Abstract: A combined membrane-cable roof consists of membrane and prestressed stabilization system that includes rigid truss-insert that is placed under the membrane.
Patent UA-53533-U (UA)
Title: Noise screen
Inventor: IVANOVSKYI ANATOLII OLEKSIIOVYCH
IPC: E01F8/00
Filed: 2010-04-08
Abstract: Noise screen includes panels with perforation and covers. It has tee-beam standpipes that are fixed in vertical positions and to which panels are installed, those are arranged as three-layer construction that consists of thin-sheet metal profiles – lining sheets, and middle layer between those – sound-damping material with protective layer. Lining sheets have longitudinal relief surfaces and are arranged with perforation at one or two sides, between the lining sheets rigidity ribs are installed, and at the ends the panels are closed with end covers with rubber seals.
Patent UA-52910-U (UA)
Title: Cavitation device
Inventor: BULHAKOV BORYS BORYSOVYCH
IPC: B01F23/00
Filed: 2010-04-14
Abstract: A cavitation device contains series-connected a confuser of initial material flow, a cylindrical body, a diffuser for removal of the processed material, along the horizontal axis of body a cavitator is mounted in the form of an impeller with wedge-shape blades with through holes and directed toward the diffuser by sharp leading edges. On the plane of blade comb grooves are made in the form of troughs, the middle of bottom part of which is located at the level midway between the through holes.