baber/WOPTO huggingface dataset:
Patent TW-202307114-A (TW)
Title: Rubber composition for hoses, and hose
Inventor: MIZUTANI YUKI
IPC: F16L11/04
Filed: 2022-05-31
Abstract: The purpose of the present invention is to provide: a rubber composition for hoses which has excellent processability and gives rubbers excellent in terms of flame retardancy, wear resistance, and compression set; and a hose. This rubber composition for hoses comprises a rubber component comprising chloroprene rubber and butadiene rubber, sulfur, and an aromatic oil, wherein the content of the chloroprene rubber is 60 mass% or higher but less than 75 mass% with respect to the mass of the whole rubber component, the content of the butadiene rubber is higher than 25 mass% but not higher than 40 mass% with respect to the mass of the whole rubber component, the content of the sulfur is higher than 0.2 parts by mass but less than 2.5 parts by mass per 100 parts by mass of the rubber component, the content of the aromatic oil is 10 parts by mass or higher per 100 parts by mass of the rubber component, and the content of a silane coupling agent is 0-2 mass% with respect to the mass of the whole rubber component.
Patent TW-202313124-A (TW)
Inventor: FISHKIN NATHAN
IPC: A61K47/68
Filed: 2022-06-02
Abstract: 本揭露提供新降解劑及新降解劑與結合部分之綴合物。亦提供包含該等綴合物之組成物。化合物及組成物可用於治療有需要的個體之疾病或疾患，例如癌症。
Patent TW-202319362-A (TW)
Title: Optical glass and optical element having high refractive index, high dispersion characteristic, small specific gravity and good homogeneity
Inventor: KUWATANI SHUNGO
IPC: C03C3/087
Filed: 2022-06-08
Abstract: The present invention relates to optical glass with high refractive index, high dispersion characteristic, small specific gravity and good homogeneity, and an optical element made therefrom. The optical glass, expressed in mass%, has a SiO2 content of 20-51%, a TiO2 content of 20-40%, a Na2O content of 5-28%, a BaO content of less than 2.0%, a total content (R2O) of Li2O, Na2O, K2O and Cs2O of 8-28%, a ratio [SiO2/(SiO2+B2O3+P2O5)] of SiO2 content to the total content of SiO2, B2O3 and P2O5 (SiO2+B2O3+P2O5) of 0.90 or above, a mass ratio [SiO2/R2O] of SiO2 to R2O of 1.5-3.2, a mass ratio [(SiO2+R2O)/(TiO2+Nb2O5)] of SiO2 and R2O (SiO2+R2O) to TiO2 and Nb2O5 (TiO2+Nb2O5) of 2.6 or less, a mass ratio [TiO2/(TiO2+Nb2O5+ZrO2)] of TiO2 to TiO2, Nb2O5 and ZrO2 (TiO2+Nb2O5+ZrO2) of 0.90 or above, a mass ratio [(CaO+BaO)/R'O] of CaO and BaO(CaO+BaO) to MgO, CaO, SrO and BaO (R'O) of 0.90 or above, a mass ratio [(Na2O+K2O)/R2O] of Na2O and K2O to R2O of 0.98 or above, a mass ratio [BaO/(Na2O+K2O+CaO)] of BaO to Na2O, K2O and CaO of 0.15 or less, and a mass ratio [BaO/(TiO2+Nb2O5)] of BaO to TiO2 and Nb2O5 of 0.12 or less.
Patent TW-202306563-A (TW)
Title: Composition and method for producing same
Inventor: KOBAYASHI KEIKO
IPC: C08J3/02
Filed: 2022-06-10
Abstract: The composition includes cellulose derivative particles and a surface treatment compound. The average particle size of the cellulose derivative particles is 0.08-100 [mu]m (inclusive). The surface treatment compound is an organic compound having a long-chain alkyl group and/or an inorganic powder. The average particle size of this inorganic powder is 1/3 or less the average particle size of the cellulose derivative particles. A cosmetic composition contains this composition. The method for producing this composition has a mixing step for dry mixing the cellulose derivative particles and the surface treatment compound.
Patent TW-202319090-A (TW)
Inventor: SCHULTE GREGORY T
IPC: A61N1/00
Filed: 2022-08-02
Abstract: A band to be worn by a user and for securing a wearable neurostimulation device that stimulates one or more peripheral nerves of a user is provided. The band may include a frame with an engagement structure. The band can have an outside and an inside. The outside can be viewed by the user and the inside faces skin of the user when the band is worn by the user. The neurostimulation device can have an upper surface, a lower surface, and an outer wall disposed therebetween. The outer wall can be sized and shaped to be secured within the engagement structure when the neurostimulation device is inserted into the engagement structure from the inside of the band while preventing the neurostimulation device from passing entirely through the engagement structure.
Patent TW-202322175-A (TW)
Inventor: JEN CAUSON
IPC: H01J37/317
Filed: 2022-08-05
Abstract: 一種離子佈植系統及方法，其在一工件依序通過一離子束前方時選擇性地改變至該工件之一離子束能量。該佈植系統具有：一離子源，其用於產生該離子束；及一加速/減速級，其用於基於供應至該加速/減速級之一電偏壓而改變該離子束之該能量。一工件支撐件緊接在該加速/減速級下游設置，以支撐一工件穿過該能量選擇性改變之離子束，且可經熱控制以在該射束之能量的該改變期間控制該工件之一溫度。該能量可在該工件定位於該射束前方時改變，且一控制器可控制該電偏壓以控制該離子束之能量的該改變，其中複數個程序配方可在該工件於該工件支撐件上之一單一定位期間獲得。
Patent TW-202331951-A (TW)
Inventor: ECTON JEREMY
IPC: H01L23/14
Filed: 2022-08-16
Abstract: Embodiments include electronic packages and methods of forming such packages. In an embodiment, an electronic package comprises a first substrate, and a second substrate coupled to the first substrate. In an embodiment, the second substrate comprises a core, and the core comprises an organic material. In an embodiment, a third substrate is coupled to the second substrate, and the third substrate comprises a glass layer.
Patent TW-202316534-A (TW)
Title: Bonding apparatus and alignment method
Inventor: MAEDA TORU
IPC: H01L21/60
Filed: 2022-08-23
Abstract: Provided is an alignment method for aligning a horn and a clamper of a bonding apparatus with each other. A bonding apparatus (1) includes: a clamper (17) able to clamp a wire (2) between a pair of arms (17L, 17R); a horn, in which a first through hole (41) able to hold a capillary (15), and a second through hole adjacent to the first through hole and penetrating the horn (16) in an up-down direction (Z) are further formed; and a bonding stage (20) able to carry a workpiece. An alignment method for aligning a horn and a clamper of a bonding apparatus with each other includes: disposing a mirror surface (200) to be parallel to a bonding stage; aligning a mirror image (420) of a second through hole reflected on the mirror surface with a center of the second through hole when the mirror surface is viewed through the second through hole; and aligning the clamper based on a position of the mirror image and the horn.
Patent TW-202327444-A (TW)
Title: Plant cultivation method and tomato
Inventor: MATSUOKA TAKAYUKI
IPC: A01G22/05
Filed: 2022-09-01
Abstract: Provided are: a plant cultivation method that improves yield and sugar content; and a high-performance tomato. According to the present invention, a plant cultivation method includes a step (A) for making a plant express a gene that is expressed when there is a phosphate deficiency. The plant cultivation method uses an alkali medium and involves changing the amount and timing of water supply in accordance with the growth stage of the plant to control the expression of the gene of the plant that is expressed when there is a phosphate deficiency. The medium is a porous material, e.g., coral sand, that includes a calcium component and can adsorb phosphate as calcium phosphate. According to the present invention, a tomato fruit has a sugar content of at least 8 Brix%, an acidity of at least 0.350%, and a glucose content of at least 120 [mu]mol/g FW.
Patent TW-202320991-A (TW)
Title: fastening tool
Inventor: OSAWA YUSUKE
IPC: B25B21/00
Filed: 2022-09-08
Abstract: The invention provides a fastening tool, which can control the movement of a screwdriver in the direction of approaching a fastening object according to the presence or absence of a screw. A fastening tool is provided with: a bit holding part that detachably holds a screwdriver bit, and that is rotatable in the circumferential direction of the screwdriver bit and movable in the axial direction; a bit rotation motor that rotates the bit holding part; a bit moving motor that moves the bit holding part in the axial direction; and a control unit that controls the position of the bit holding unit in the axial direction by the amount of rotation of the bit moving motor. The control unit determines the presence or absence of the screw on the basis of one or both of a load applied to a bit rotation motor that rotates the bit holding unit in one direction in which the screw is fastened and a load applied to a bit movement motor that rotates in one direction in which the bit holding unit moves in a direction in which the bit holding unit approaches the object to be fastened. When it is determined that there is no screw, the rotation of the bit rotation motor and the bit movement motor is stopped.
Patent TW-202323167-A (TW)
Title: Goods loading and unloading equipment fixed on goods shelf
Inventor: Zhu jian-qiang
IPC: B65G1/127
Filed: 2022-09-23
Abstract: The invention discloses goods loading and unloading equipment fixed on a goods shelf. The equipment comprises a first vertical rod, a second vertical rod, a loading and unloading device, a posture sensor and a controller, wherein the vertical rod is provided with a first vertical sliding block driven by a first vertical movement driving device, a first upper roller and a first lower roller driven by a lower driving motor; the second vertical rod is provided with a second vertical sliding block driven by a second vertical movement driving device, a second lower roller and a second upper roller driven by an upper driving motor; the upper roller and the lower roller respectively move along an upper guide rail and a lower guide rail; the loading and unloading device is hinged to the first vertical sliding block and the second vertical sliding block and can move to the designated position of the goods shelf to load and unload goods; the posture sensor is fixed to the first vertical rod and used for collecting an inclination angle; and the controller can control the displacement speed of the upper driving motor and the displacement speed of the lower driving motor to be kept synchronous, so that the first vertical rod and the second vertical rod can keep a posture in the vertical direction when moving. The equipment has the beneficial effects of small occupied area, large loading capacity, high goods loading and unloading speed and low power consumption.
Patent TW-202334637-A (TW)
Title: 使用受控制的照明和收集偏振的光學檢查
Inventor: EIZNER ELAD
IPC: G01N21/01
Filed: 2022-10-18
Abstract: 一種光學檢查系統，可包括：照明光學裝置，所述照明光學裝置被配置為產生照明光束，以及用所述照明光束照明樣品；至少一個收集光學裝置，所述至少一個收集光學裝置被配置為收集來自所述樣品的光；至少一個檢測器，所述至少一個檢測器被配置為檢測從所述至少一個收集光學裝置輸出的至少一個檢測光束；多個偏振器，所述多個偏振器被配置為(a)通過在控制單元的控制下選擇性地引入至少一個照明光學裝置偏振改變來設定所述照明光束的偏振，以及(b)通過在所述控制單元的控制下選擇性地引入至少一個收集光學裝置偏振改變來設定所述至少一個檢測光束的偏振。所述多個偏振器可包括一或多個照明半波片、一或多個四分之一波片和一或多個非均勻偏振器。
Patent TW-202332044-A (TW)
Title: Process for the manufacture of a semiconductor structure comprising a polycrystalline silicon carbide substrate and an active layer of single-crystal silicon carbide
Inventor: GUIOT ERIC
IPC: H01L29/04
Filed: 2022-11-22
Abstract: The invention relates to a process for the manufacture of a semiconductor structure comprising a support substrate (1) of polycrystalline silicon carbide (SiC) and an active layer (2) of single-crystal silicon carbide, comprising:
        - the formation of a support substrate comprising a stack of a first layer (11) of polycrystalline SiC mainly of polytype 3C and of a second layer (12) of polycrystalline SiC mainly of polytype 4H and/or 6H,
        - the bonding of a donor substrate (20) comprising an active layer (2) of single-crystal SiC of polytype 4H or 6H to a face of polytype 4H and/or 6H of the support substrate,
        - the transfer of the active layer (2) onto the support substrate.
Patent TW-202321608-A (TW)
Title: 顯示裝置及其背殼、斜面螺柱結構
Inventor: TUNG HSIN-WEN
IPC: F16M11/04
Filed: 2023-02-09
Abstract: 一種背殼適用於顯示裝置，背殼至少包括殼體與斜面螺柱結構。殼體具有垂直面區與斜面區，斜面區之殼體具有定位孔。斜面螺柱結構設置於定位孔上，斜面螺柱結構包括調整部、螺柱部與定位部。調整部具有相對的第一表面與第二表面，且第一表面面向殼體。螺柱部耦接於調整部之第二表面或自第二表面嵌入於調整部內，其中該螺柱部具有一軸線方向。定位部耦接於調整部，定位部至少部分穿過定位孔而連接於殼體，其中軸線方向跟斜面區設置該定位孔位置之法線方向間具有一銳角夾角。
Patent TW-202327060-A (TW)
Inventor: ROTHBERG JONATHAN M
IPC: H01L27/14
Filed: 2017-12-22
Abstract: 本發明揭示一種積體電路，其包含經組態以接收入射光子之一光電偵測區域。該光電偵測區域經組態以回應於入射光子而產生複數個電荷載子。該積體電路包含至少一電荷載子儲存區域。該積體電路亦包含一電荷載子分離結構，其經組態以基於產生電荷載子之時間而選擇性地將該複數個電荷載子之電荷載子直接引導至該至少一電荷載子儲存區域中。
Patent UA-44446-A (UA)
Inventor: VELIHOTSKYI MYKOLA MYKOLAIOVYCH
Filed: 2001-02-27
Abstract: The method of the surgical treatment of complicated ulcers of cardia comprises vagotomy, surgical removal of pathologic lesion within the limits of intact tissues, suture appliance and fundoplication. Upon the resection of the pathological lesion the defect of the wall of the stomach cardia is put in T-suture. The suture is applied longitudinally starting from the lower part up to the stenosis area. The rest of the defect is sutured perpendicularly to the longitudinal part of the suture.
Patent UA-47127-A (UA)
Inventor: KRAVTSIV ROMAN YOSYPOVYCH
Filed: 2001-07-31
Abstract: The method of producing hard cheeses with low temperature of the second heating includes receiving the milk and preparing it for setting, adding a bacterial starter culture, rennin and a mixture of micronutrient salts solutions, setting the milk and treating the curd, forming and pressing the cheese, salting, cheese ripening, packaging and marking the cheese. Prior to the setting a mixture of aqueous solutions of sulphate salts of copper, cobalt and chromium is added to the milk.
Patent UA-53384-A (UA)
Title: Composition for protective impregnation of cable yarn of bast fibers
Filed: 2002-05-14
Abstract: Composition for protective impregnation of cable yarn of bast fibers includes mineral oil, mixture of solid hydrocarbons and additive chosen from the group including 2- isopropyl-5-methyl-phenol, para-nitro-phenol, para-chlorine-phenol, 8-ortho-oxy-quinolin and 2-naphthol.
Patent AP-1310-A (AP)
Title: Measuring probe and method for measuring the concentration of agents in gases and/or liquids.
Inventor: BISCHOFF GERLINDE
IPC: G01N27/12
Filed: 1999-10-30
Granted: 2004-09-16
Abstract: The invention relates to a sentitive measuring probe (1) and an associated measuring method for detecting agents and the concentration thereof in gases and/or liquids. The inventive measuring probe can be used in a wide range of different real measuring conditions without any additional measures, and no heating element is required. To this end, a liquid cover film (7) is provided over the sensor-active layer of a measuring probe (1). Said cover film is intergrated into the active area of the measuring probe (1) and the combination of different partial conductance values, especiaaly the substance (4), the cover film (7) and the active surface (8) which forms between the two is used to establish the overall conductance value without compensation.
Patent DO-P2009000169-A (DO)
Title: Derivados ciclados como inhibidores de eg-5
Inventor: BOYCE RUSTUM
IPC: C07D403/06
Filed: 2009-07-02
Abstract: La presente invención se refiere a nuevos compuestos de imidazol sustituido que tienen la siguiente formula (I), y a las sales farmacéuticamente aceptables, esteres, o Pro-fármacos de los mismos, a composiciones de los compuestos junto con vehículos farmacéuticamente aceptables, y a los usos de los compuestos.
Patent DO-P2016000133-A (DO)
Title: Anticuerpo pd-1, fragmento de unión al antígeno de este y uso médico de este
Inventor: ZHANG LEI
IPC: C12N15/81
Filed: 2016-06-10
Abstract: LA PRESENTE INVENCIÓN PROPORCIONA UN ANTICUERPO PD-1 HUMANO, UN FRAGMENTO DE UNIÓN AL ANTÍGENO DE ESTE, Y UN USO MÉDICO DE ESTE, Y PROPORCIONA ADEMÁS UN ANTICUERPO QUIMÉRICO Y ANTICUERPOS HUMANIZADOS QUE COMPRENDEN UNA REGIÓN DETERMINANTE DE LA COMPLEMENTARIEDAD (CDR) DEL ANTICUERPO, UNA COMPOSICIÓN FARMACÉUTICA QUE COMPRENDE EL ANTICUERPO PD-1 HUMANO Y EL FRAGMENTO DE UNIÓN AL ANTÍGENO DE ESTE, Y EL USO DEL ANTICUERPO EN LA PREPARACIÓN DE MEDICAMENTOS PARA EL TRATAMIENTO DE ENFERMEDADES O TRASTORNOS.
Patent DO-P2022000294-A (DO)
Title: Método, aparato, dispositivo y sistema para la generación de electricidad
Inventor: SUNEEL NAVNITDAS PAREKH
IPC: G21H1/00
Filed: 2022-12-22
Abstract: El sistema genera energía eléctrica mediante la captura de la energía liberada por transmutar / convertir uno o más elementos químicos en uno o más elementos, utilizando elementos de la tabla periódica. El sistema de conversión de energía de transmutación incluye elementos diana, compuestos a base de mercurio en estado paramagnético y excitado como fuente de energía para la transmutación de elementos diana, que libera energía en forma de partículas cargadas, rayos X y calor. La energía liberada en el proceso de transmutación es directamente convertida en energía eléctrica. El sistema incluye un reactor de transmutación y un sistema de captación de energía acoplado al reactor que convierte la energía captada en electricidad, y conecta la energía eléctrica a la red eléctrica o la utiliza en la generación de energía del sitio para todas las aplicaciones de energía de kW a GW y combustible para transportación, incluyendo naves espaciales.
Patent EE-200100056-A (EE)
Inventor: JAGAEUS ULF
IPC: B65G17/06
Filed: 1999-07-26
Abstract: A device for making pellets of a material that can be made to solidify by changing its temperature comprises an endless belt (6) on which the material is placed at a feeding location and is conveyed along a processing path (7) to a guide roller (4) at a discharging location, and a member (2) for changing the temperature of the material on the belt (6) along the processing path (7). The endless belt (6) comprises a plurality of transverse lamellae (9), which are articulately juxtaposed and have at least one duct (11) which is extended in the longitudinal direction of the belt and has, between the edges of each lamella against adjacent lamellae a transverse ridge (13) of a height smaller than the depth of the duct (11).
Patent GB-189703893-A (GB)
Title: Improvements in Seats for Cycles, Music and Dental Stools, Saloon Chairs for Steamboats, and the like.
Inventor: MULLER WILLIAM FARLEY
Filed: 1897-02-13
Granted: 1897-06-26
Abstract: 3893. Muller, W. F. Feb. 13. Seats and stools; chairs.-In order that the seat may be automatically self-adjusting according to the movements of the body &c., the stem h attached to the seat has a curved head which is held against the bottom of a correspondinglyshaped cup f by a thick washer or ring of indiarubber &c., the parts being held in position by a screwed cap e. The invention is shown as applied to a cycle saddle, but it is also applicable to piano and dental stools, saloon chairs for steam boats, &c.
Patent GB-189708099-A (GB)
Title: Improvements in or relating to Nozzles for Spraying or Distributing Liquids.
Inventor: WATSON JAMES ANGUS
Filed: 1897-03-29
Granted: 1898-02-19
Abstract: 8099. Watson, J. A. March 29. Spray producers.-Relates to a spraying-nozzle applicable for sprinkling lawns and for other purposes. The water enters the central chamber a and passes out to the chamber b through passages which give it a rotary movement. From the chamber it escapes through the annular space between the cone 2 and the edges of the aperture C. The fineness of the spray may be regulated by turning the casing B, so as to screw it on or off the central core. The angle of the cone may be varied, and it may be truncated or rounded at the tip. A small aperture 6 is preferably provided at the tip. The rotation of the water is effected by passing it through tangential holes 4, Fig. 6, or between inclined ribs 9, Fig. 5, or through apertures 10, Fig. 2, formed between overlapping flanges 12 on the cone. In the arrangement shown in Fig. 2, the pressure is equalized in the chamber 11, the water afterwards passing through the contracted space 13 between the cone and the casing. The hose pipe is attached in any convenient manner, and a supporting peg or stand may be provided.
Patent GB-189709501-A (GB)
Title: An Improved Injector for Medical Purposes.
Inventor: JOHNSTON DAVID
Filed: 1897-04-14
Granted: 1898-02-26
Abstract: 9501. Johnston, D. April 14. Medicines, administering; inhalers.-An apparatus for injecting medicated moist, dry, or heated air, more particularly for use in the treatment of ear, nose, throat, and lung diseases. The medicated fluid or material is contained in a receptacle d, into which air is forced through a tube g in connection with an air ball i, and from which it passes through a tube j, containing a thermometer k, to a terminal m adapted to fit into the nose, mouth, &c. The receptacle d may be supported in a water bath b, heated by a lamp c, or it may be cooled by ice. In a modification, indicated in dotted lines, the air is heated after being medicated by passing it through a U-tube contained in a water bath s, heated by a lamp c<1>. Another modification is described, in which the means for heating or cooling the air are dispensed with.
Patent GB-189725554-A (GB)
Title: Improvements in Lubricating Apparatus.
Inventor: HUBER GEORG
Filed: 1897-11-03
Granted: 1898-09-17
Abstract: 25,554. Huber, G., and Simotta, S. Nov. 3. Lubricators.- Relates to condensation l u b r icators for the cylinders &c. of locomotives and other engines. The passage c leading into the steam pipe is controlled by the valve k, and communicates with a passage from the sight-tube h, and also with a passage d connected with the condenser pipe g. The pipe g, after being coiled round the neck of the lubricator, is brought down to the bottom of the reservoir A, which it enters at g'. The oil displaced passes to the nozzle r controlled by the valve p. The nozzle r is formed with lateral slots and a solid point r' from which the oil drips in single drops, or it is splayed so as to leave a drip point at one side. When two cylinders require lubrication, two sight-tubes are provided, a branch from the oil-supply passage leading to each of them.
Patent GB-189729748-A (GB)
Title: An Improved Toy Gun.
Inventor: HAYWOOD JAMES
Filed: 1897-12-15
Granted: 1898-11-12
Abstract: 29,748. Haywood, J. Dec. 15. Toy guns and pistols.-The gun or pistol consists of a stock A, a barrel B, of any length and having a longitudinal slot b on the top, and a spring trigger C. A cylindrical, preferably wooden, projectile D is used therewith, and is connected by a rubber spring E to a ring e, which is placed over a pin a in the end of the stock. The ring may be connected by a cord G to the stock. In the latter case, the travel of the projectile is limited.
Patent GB-189808602-A (GB)
Title: Improvements in or connected with Barriers for the Entrances of Railway and Tramway vehicles.
Inventor: LINDNER CURT
Filed: 1898-04-13
Granted: 1899-03-04
Abstract: 8602. Lindner, C. April 13. Ingress and egress of passengers, controlling.-A barrier c is pivoted at d and is locked in position by a spring bolt f. When the vehicle stops, the electromagnet g is energized to withdraw the bolt f, and the electromagnet e is energized to attract the armature c<1>, thereby raising the barrier. The apparatus is made automatic by the governor balls p, which are rotated from the wheel axle and descend when the vehicle stops, thus connecting the wires n by the ring r. The starting of the vehicle raises the ring r, breaking the circuit, and allowing the barrier to fall by its own weight. In a modification, a lazy-tongs barrier is employed.
Patent GB-189810228-A (GB)
Title: Improvements in and relating to the Application of "Letter Locks" and like Apparatus to Coin Freed Automatic Machines.
Inventor: FREIHERR EUGEN VON REIBNITZ
Filed: 1898-05-04
Granted: 1899-04-01
Abstract: 10,228. Reibnitz, Freiherr, E. von. May 4. Locks, permutation.-A caretaker for velocipedes and other road vehicles consists of a wall box having a hinged bow to embrace the rim of a wheel and a coinfreed permutation lock to secure the bow, the key-word being known only to the user.
Patent GB-189810400-A (GB)
Title: Improvements in Envelopes and in Means for Opening same.
Inventor: STEWART JOHN HENRY
Filed: 1898-05-06
Granted: 1898-06-11
Abstract: 10,400. S t e - wart, J. H. May 6. Envelopes.- Fig. 2 shows the form of blank. It is folded on the lines h, i, and secured by the side flaps c, d to form a bag. A thread k for opening the envelope is secured beneath the closing-flap e.