baber/WOPTO huggingface dataset:
Patent NZ-773816-A (NZ)
Title: Methods and systems for diagnosing and treating health ailments
Inventor: SAMEC NICOLE
IPC: G02B6/26
Filed: 2016-03-16
Abstract: In order to diagnose, monitor, and treat health conditions and ailments, including ophthalmic as well as other conditions and ailments, a wearable augmented reality device is proposed and includes: an augmented reality head-mounted ophthalmic system comprising an augmented reality display platform comprising a waveguide stack configured to pass light from the world into an eye of a wearer wearing the head-mounted ophthalmic system, the eye comprising a retina and a cornea; a light source configured to project light into the eye of the wearer, at least a portion of the light reflecting off at least a portion of the eye so as to produce a reflection; and a camera configured to capture an image of the reflection, the device being configured to perform a diagnostic test of the wearer’s eye to detect abnormalities of the eye, wherein the waveguide stack comprises a plurality of waveguides configured to output light with wavefront divergence corresponding to different depth planes, wherein the waveguide stack is configured to provide a fixation target for the wearer at the different depth planes and to vary display of the fixation target between a plurality of the different depth planes.
Patent PT-102991-A (PT)
Title: Viaducts stripping method, involves attaching formwork panels or modules to threaded rod fitted with plates and associated with cables, displacing shuttering panels or modules to ground level, and connecting winches with each other
Inventor: BERGARECHE ALBERTO AROCENA
IPC: E04G19/00
Filed: 2003-07-03
Abstract: The method involves fixing shuttering panels or modules corresponding to a lower profile of a viaduct to an upper cloth in cooperation with threaded rods. Holes are formed on concrete for passage of a threaded rod, and elements are attached with each other via nuts of bars. Formwork panels or modules are attached to the threaded rod that is fitted with plates and associated with cables. Shuttering panels or modules are displaceable to a ground level. Winches are connected with each other through the cables. An independent claim is also included for a device for stripping viaducts.
Patent PT-103984-A (PT)
Title: Equipamento interactivo de informação audiovisual multimédia com capacidade de sobreposição de imagem virtual e/ou multimédia a imagem real com capacidade de gravação e/ou impressão imediata do que é visualizado em suporte digital ou físico
Inventor: SOARES JOSE MIGUEL DA SILVA FERREIRA
IPC: G02B23/00
Filed: 2008-03-03
Abstract: SISTEMA DE VISUALIZAÇÃO DE IMAGEM REAL ATRAVÉS DE ECRÃ (9) INTERACTIVO E TÁCTIL, MONTADO NO CORPO DA MÁQUINA (4), ASSENTANDO NUMA ESTRUTURA TUBULAR (2), NA SUA EXTREMIDADE SUPERIOR, FICANDO A EXTREMIDADE INFERIOR COM A BASE LIGADA À ESTRUTURA CIRCULAR (1) QUE ESTÁ EM CONTACTO COM O SOLO, E O CORPO DA MÁQUINA TEM COMO ELEMENTOS VISUALMENTE MAIS CARACTERÍSTICOS O DITO ECRÃ (9), AS PROTECÇÕES LATERAIS (7) E O TECLADO (12), INSTALADO ENTRE AS PEGAS DE ORIENTAÇÃO DO EQUIPAMENTO (6), SENDO QUE A VISUALIZAÇÃO DA IMAGEM REAL, CAPTADA PELA CÂMARA (8) É COMPLEMENTADA PELO RESULTADO CONSEGUIDO ATRAVÉS DA ADOPÇÃO DOS MECANISMOS DA REALIDADE AUMENTADA E/OU REALIDADE VIRTUAL, OU SEJA, SOBREPONDO INFORMAÇÃO, EXISTENTE REMOTAMENTE, E ACEDIDA ATRAVÉS DA ANTENA (23) SOBRE A IMAGEM REAL CAPTADA, E TRANSMITIDA A SUA POSIÇÃO, PELOS SENSORES COLOCADOS NO EQUIPAMENTO (17), DEVENDO FAZER-SE REFERÊNCIA QUE AO CARÁCTER EFÉMERO QUE ESTÁ ASSOCIADO À VISUALIZAÇÃO DA REALIDADE AUMENTADA, ADICIONAM-SE SUPORTES DE ARMAZENAGEM DA INFORMAÇÃO (10) (11) QUE ESTÁ A SER CONSULTADA PELO UTILIZADOR, PARA QUE ESTE POSSA GUARDAR EM SUPORTE DIGITAL, OU OUTRO (IMPRESSÃO (15)), O CONTEÚDO DO QUE VÊ NO EQUIPAMENTO, PARA ALÉM DO SISTEMA ÁUDIO (22) E DA COMODIDADE PROPORCIONADA PELA ILUMINAÇÃO (16) DO TECLADO E ECRÃ, E QUE PARA PAGAMENTO, O EQUIPAMENTO DISPÕE DE DUAS OPÇÕES, MOEDEIRO (5) OU LEITOR DE CARTÕES (13), PARA ALÉM DE POSSUIR IMPRESSÃO DE RECIBOS DE QUITAÇÃO (14), PELO QUE, COM ESTE INVENTO, O EQUIPAMENTO (MIRADOURO VIRTUAL) DEIXA DE TER APENAS COMO FUNÇÃO A OBSERVAÇÃO DO MOMENTO, AINDA QUE COMPLETADO COM INFORMAÇÃO ADICIONAL MULTIMÉDIA, PASSANDO A TER UM CARÁCTER INTEMPORAL DO QUE FOI VISUALIZADO ATRAVÉS DOS SISTEMAS DE ARMAZENAGEM AUDIOVISUAIS QUE SÃO INCLUÍDOS NESTE EQUIPAMENTO.
Patent PT-104473-A (PT)
Title: Grade lateral para cama com tabuleiro multifunções
Inventor: BARTOLO PAULO JORGE DA SILVA
IPC: A47B23/00
Filed: 2009-03-25
Abstract: A PRESENTE INVENÇÃO ESTÁ RELACIONADA COM UM SISTEMA DE DISPOSITIVO PARA ACAMADOS QUE CONSISTE NUMA GRADE LATERAL (1) PARA CAMA COM UM TABULEIRO MULTIFUNÇÃO (2). ESTE SISTEMA TEM COMO PRINCIPAIS OBJECTIVOS DISPONIBILIZAR SIMULTANEAMENTE SEGURANÇA E CONFORTO A PESSOAS ACAMADAS TAIS COMO IDOSOS, CRIANÇAS, PESSOAS COM PARALISIAS, DURANTE O REPOUSO. POR ISSO ESTÁ ESTRUTURADO DE FORMA A PODER FUNCIONAR SUSTENTADO SOBRE UMA CAMA CONVENCIONAL (3) QUE NÃO PERTENCE A ESTE SISTEMA. A GRADE LATERAL (1) É CONSTITUÍDA POR DOIS FIXADORES (4) (4') QUE PERMITEM FIXAR A GRADE LATERAL (1) À CAMA CONVENCIONAL (3); UM BLOQUEADOR COM MOLA (5) QUE PERMITE TRAVAR O MOVIMENTO TRANSVERSAL DA GRADE, IMPEDINDO O REBATIMENTO. SEIS ENCAIXES EM BORRACHA (6) QUE LIGA E PERMITE MOVIMENTOS ENTRE OS TUBOS DE ALUMÍNIO; DUAS PEGAS DE BORRACHA (7) (7') PARA AUXILIAR O REBATIMENTO E ELEVAÇÃO DA RESPECTIVA GRADE (1). O TABULEIRO (2), POR SUA VEZ, É COMPOSTO POR UM SUPORTE PARA COPO/GARRAFA (8), UMA CAIXA DE ARRUMAÇÕES (9), UM CANDEEIRO A LEDS FLEXÍVEL (10) E UMA TOMADA ELÉCTRICA (11).
Patent PT-105709-A (PT)
Title: Antena terrestre com combinação de sinal de satélite
Inventor: BASTOS ROGERIO PAULO DE OLIVEIRA
IPC: H01Q25/00
Filed: 2011-05-16
Abstract: O PRESENTE INVENTO REFERE-SE A UMA ANTENA TERRESTRE (1) QUE COMBINA A FAIXA DE FREQUÊNCIA DE SATÉLITE DE 950MHZ A 2400 MHZ COM A FAIXA DE FREQUÊNCIA TERRESTRE DE 400 MHZ A 900 MHZ, SAINDO NUM ÚNICO CABO COAXIAL OPERANDO NA FREQUÊNCIA DE 400MHZ A 2400MHZ. A ANTENA É CONSTITUÍDA POR DOIS GRUPOS DE ELEMENTOS METÁLICOS INVERTIDOS (2), A SEPARAÇÃO DOS ELEMENTOS É FEITA POR SUPORTE PLÁSTICO (3) NO INTERIOR DO SUPORTE ESTÁ INTRODUZIDO UM BLOCO BLINDADO METÁLICO (4) PERMITINDO A ELIMINAÇÃO DAS INTERFERÊNCIAS EXTERNAS, O BLOCO CONTEM CONECTORES DO TIPO F UNIVERSAIS DE LIGAÇÃO AO CABO COAXIAL, A FIXAÇÃO DA ANTENA É FEITA POR UMA ABRAÇADEIRA AJUSTÁVEL.
Patent RU-94008063-A (RU)
Inventor: GENING L V
IPC: G01N33/493
Filed: 1994-03-11
Abstract: FIELD: medicine. SUBSTANCE: method involves determining L-homoserin concentration in patient urine. The concentration being below 8 mcM/l, the liver state is estimated as normal one. The concentration being higher, the liver state is estimated as abnormal one. The value correlates with the other known biochemical indices describing the patient liver state. EFFECT: enhanced accuracy and reliability of hepatitis control; simplified method.
Patent RU-94020454-A (RU)
Inventor: KOLBASOV V M
IPC: C01F5/08
Filed: 1994-06-01
Abstract: FIELD: transformer electrotechnical steel coating, lining for smelting and cement calcining furnaces, magnesium binder production, refractories and wood splint slabs. SUBSTANCE: initial material is bischofite liquor ( reserve of which is 250 billion tons ), that is subjected to preliminary filtration with following ammonization by water or gas-shaped ammonia or ammonium carbonate and calcination of formed sediments under temperature of 750 C and pumping in formed as waste water solutions of ammonium chloride in well producing liquors of bischofite. EFFECT: production of high degree purity magnesium and ecologically safe production.
Patent RU-94032941-A (RU)
Inventor: KOVALEV V A
IPC: C04B40/02
Filed: 1994-09-06
Abstract: FIELD: construction industry. SUBSTANCE: process is related to field of construction materials and can be used in manufacture of articles from concrete. Manufacture of high-strength concrete tubes and tubular structures is integrated in one process. Heating of laid concrete mixture is conducted electromagnetically. EFFECT: increased functional efficiency of process.
Patent RU-94036886-A (RU)
Inventor: TATARINSKIJ B B
IPC: A63B69/12
Filed: 1994-10-20
Abstract: FIELD: education. SUBSTANCE: method involves adaptation of children to the water medium. Children are instructed to position their body correctly for least water resistance to their movement, then they perform drills for coordinated movement of their arms and legs for swimming in a desired direction. They are taught to coordinate their breathing with movement of their arms and legs until they develop automatism in correct swimming. The aids used in the process of teaching are a swimming mask preventing the eyes and nose from direct contact with water, a breathing tube, and flippers. At the beginning all these aids are made use of, then they are successively abandoned (flippers first, then tube and mask). EFFECT: higher effectiveness.
Patent RU-94037954-A (RU)
Inventor: MATIAS OSVAL D
IPC: A61K31/44
Filed: 1994-10-21
Abstract: FIELD: medicine. SUBSTANCE: claimed invention describes new 1,2-dihydro-2-oxopyridines of formula:wherein R isand R, R, Rand Rare as defined in claim 1 and also salts thereof have antagonistic properties with respects to angiotensine II and can be used for treatment of hypertension, aldosteronism, cardiac insufficiency and increased intraocular pressure and also disorders of the central nervous system. EFFECT: improved properties of the pharmacomposition and more efficient preparation process.
Patent RU-94040903-A (RU)
Inventor: NIKOLAUS T CHIZHOV
IPC: C22B3/04
Filed: 1994-11-21
Abstract: FIELD: electrochemical processes. SUBSTANCE: process consists in anodic dissolution of minerals in electrolyzers provided with membranes at a potential, which allows dissolution and/or reduction of metal salts being present in anolyte - electrolyte of anode layer, and simultaneous electric precipitation of metal in catolyte - electrolyte of cathode layer. The process is an alternative in respect to conventional processes. EFFECT: avoided negative effect of environmental condition and enabled production of utility side products. 4 dwg
Patent RU-94041268-A (RU)
Inventor: SHAPOVALOV V V
IPC: F16N15/00
Filed: 1994-11-15
Abstract: FIELD: mechanical engineering. SUBSTANCE: system comprises a special capsule with a solid lubricant in one of the friction pair which is spring-loaded in the direction to the surface of the other friction pair and made of a durable material. The material has a "zero" wearing away in friction on the material of the friction pair covered with a lubricant. The constant flow rate of the lubricant is provided from the moment when the lubricating layer is broken down and during all operation time of the capsule with the lubricant when friction pairs are in a dry contact with each other. EFFECT: increased longevity.
Patent RU-94041298-A (RU)
Inventor: POPKOV I I
IPC: F02K3/00
Filed: 1994-11-11
Abstract: FIELD: aircraft engine engineering. SUBSTANCE: last stage of the high-pressure compressor, e. g. three-stage compressor, rigidly secured to the shaft inside the engine housing is provided with combustion chambers that are arranged uniformly over periphery at 20-45° to the lateral plane. The other portion of the housing is made up as a nozzle and cone that goes into the nozzle. The inner side of the cone is provided with shaped vanes that are secured at 90-110° to the end face plane. A cone firing is coaxially secured to the housing inside the space defined by free ends of the vanes. Compressed air supplied from the compressor and fuel supplied through passageways made in its shaft permit the combustion chamber to be pressurized and jets of incandescent gas to be discharged to the fixed vanes thus rotating the rotor of the compressor. Over straitening surfaces of the vanes and firing the gas flows to the nozzle, a repulsive force being allowed to exist. EFFECT: increased longevity.
Patent RU-94044973-A (RU)
Inventor: ZHURAVLEV D A
IPC: G01J3/10
Filed: 1994-12-22
Abstract: FIELD: laser equipment. SUBSTANCE: invention may find use in design of readjustable laser radiation sources meant for spectrometry. Laser monochromator incorporates active medium, system for its excitation and optical resonator coupled optically. Resonator includes semi-transparent output mirror, system for expansion of laser beam and reflecting diffraction grating. Grating installed in resonator has triangular lines with two optical faces inclined to plane of base of grating through angles αand α, Sum of these angles is equal to 90 deg and working angle of turn may change within limits from 0 to αand from 0 to αfor right and left orders of spectrum of grating correspondingly. EFFECT: increased efficiency of operation of laser monochromator in wide spectral range. 1 dwg
Patent RU-94045184-A (RU)
Inventor: KOLUPAEV A V
IPC: F04B47/14
Filed: 1994-12-27
Abstract: FIELD: rude oil recovery equipment. SUBSTANCE: walking beam of pumping unit has body and turnable head with mechanism provided with screw-nut pair preventing spontaneous turning of walking beam head when released and providing rigidity of head relative to walking beam body when pumping unit is operating. Nut of screw-nut pair is made for reciprocating. Nut has two blind slots made symmetrically relative to screw axis. Stops-axles get into slots prevent rotation of nut relative to screw. Screw is made for rotation. One end of screw is arranged in spherical bushing installed in joint which can rotate around its axis. Joints are fitted in rigidly secured supports, are installed on head and body of walking beam and are interconnected by screw. EFFECT: reduced labor input, improved convenience of servicing, enhanced safety.
Patent RU-95101200-A (RU)
Inventor: KHMEL NITSKAJA O D
IPC: C22B11/08
Filed: 1995-01-30
Abstract: FIELD: hydrometallurgy of precious metals. SUBSTANCE: in a method of processing gold-arsenic concentrates including bacterial leaching, cyanidation of sludges from bacterial leaching, and detoxification of tails of cyanidation of bacterial leaching sludges, bacterial leaching is carried out with iron to arsenic molar ratio in bacterial solution equal to (6-9):1, and, once cyanidation tails detoxified, solid pulp phase is subjected to heat treatment at 200- 300 C. EFFECT: reduced washing off arsenic from arsenic-containing products originated from the processing of gold-arsenic concentrates into contacting liquid phase under long-term storage thereof.
Patent RU-95103317-A (RU)
Inventor: MAKSIMOV N V
IPC: B62D55/14
Filed: 1995-03-07
Abstract: FIELD: mechanical engineering. SUBSTANCE: road wheel has rim and rubber tyre cured on outer surface of rim made in form of convex curvilinear surface with value of deflection of generating line found from relationship: Z= (0.06-0.12)t where Z-deflection of generating line and T-rubber tyre thickness. EFFECT: improved serviceability of road wheels by decreasing thermal stresses of tyre.
Patent RU-95104994-A (RU)
Inventor: KUZ MIN A M
IPC: F25B9/00
Filed: 1995-02-24
Abstract: FIELD: compressor plants. SUBSTANCE: device may be used for protected storage of products without deep freezing due to which consistency of product is retained without subjecting it to freezing, thus maintaining its quality for 10-15 days. EFFECT: enhanced efficiency.
Patent RU-95105602-A (RU)
Inventor: MATTIAS SHEHFER
IPC: A01N43/90
Filed: 1993-07-29
Abstract: FIELD: organic chemistry, heterocyclic compounds. SUBSTANCE: invention proposes heterocyclic compounds of the formula (I)where: X means O, S, CHor substituted CHand Q - substituted benzene. These compounds in combination with surface-active substances, solid and liquid diluting agents can be added for growth suppression of weeds. Invention describes herbicide active substances also that show efficiency at the minimal doses in combination with high selectivity for culturing plants and weeds. EFFECT: improved method of synthesis, enhanced effectiveness.
Patent RU-95108285-A (RU)
Inventor: PAVLOV V P
IPC: A61F2/38
Filed: 1995-05-29
Abstract: FIELD: medicine, endoprosthetics of knee joints. SUBSTANCE: knee-joint endoprosthesis is furnished with damping member 9 made in the form of a plate of elastomer, bearing member 2 of leg 1 has crimp 10 around the edges and lug 11; damping member 9 is installed between tibia plateau 4 and bearing member 2 of leg 1; tibia plateau 4 has a recess accommodating the above lug of bearing member 2 of leg 1; through and open slot 8 in the posterior part of condyle 6 is expanded towards the open side. Embedded part 3 of leg 1 is made in the form of a trihedral pyramid with recesses 13 on the faces; the body of leg 1 has through holes 14, the recesses may be tapered or cylindrical. Each side of the elastomer plate has matched lugs 15 or recesses 16, intercondylar eminence 5 has shock-absorber 17. Tibia plateau 4 is resiliently fixed in the lug of the bearing member of leg 1. EFFECT: enhanced reliability. 1 dwg
Patent RU-95109332-A (RU)
Inventor: RADCHENKO V G
IPC: A61N5/06
Filed: 1995-06-13
Abstract: FIELD: liver diseases. SUBSTANCE: in a known method including plasmaphoresis, laser therapy course is additionally performed in number of no more than 10 sessions including external successive irradiation of right and left lobes of liver, thymus region, and spleen within 20-25 s using radiation density 12.8 mW and radiation power 1.6 x 10. After 3, 5, and 10 sessions of laser therapy, curative plasmaphoresis is performed with one-step taking of 800-1000 ml blood and elimination of 400-600 ml plasma, whereupon irradiation of formed elements of blood is conducted with helium-neon laser for 30-40 min. EFFECT: enhanced efficiency of treatment, decreased patients' stay time in hospital.
Patent RU-95110209-A (RU)
Inventor: STEPANOV V P
IPC: A61N7/00
Filed: 1995-06-15
Abstract: FIELD: medicine. SUBSTANCE: method involves applying ultrasonic hydroacoustic treatment. The patient is placed into bath filled with water and having ultrasonic hydroacoustic oscillation emitter. The wave generated by the emitter spreads over the whole space occupied by water in the bath and penetrates through the wetted patient skin surface, the walls of his blood vessels and acts upon HIV vires circulating in human blood vessels, destroys them without damaging blood immunity and quality. Then disease aftercare follows for diseases generally observed in AIDS patients by applying usual methods under normal immunity conditions. EFFECT: enhanced effectiveness of treatment.
Patent RU-95112495-A (RU)
Inventor: TIMO TAPIO SAALASTI
IPC: D21D1/40
Filed: 1993-11-05
Abstract: FIELD: production of cellulose. SUBSTANCE: washed pulp is supplied to between rotating drum 1 and squeeze roll 2 located inside the drum so that pulp passes along spiral path round squeeze roll 2 to be squeezed several times. In one or several points, along the path of motion of pulp, between squeezings and/or in squeezing position, washing fluid 7 is supplied. So, washing is effected, partially, as diffusing, and partially, as displacing process. EFFECT: higher efficiency of washing with minimum breakage of cellulose fibers. 2 dwg
Patent SA-04250288-A (SA)
Inventor: LANGE JOSEPHUS H M
IPC: C07D277/38
Filed: 2004-09-15
Abstract: يتعلق الاختراع الحالي بمجموعة من مشتقات ثيازول، وبطرق لتحضير هذه المركبات، وبتركيبات صيدلانية تحتوى على أحد هذه المركبات على الأقل كمكون فعال، وباستخدام هذه التركيبات أيضا لعلاج الاضطرابات النفسية والعصبية والأمراض الأخرى المتضمنة نقل عصبى للمكونات الكيميائية للقنب (CB). تعتبر مشتقات ترايازول طبقا للاختراع إما مضادات مستقبل المكونات الكيمائية للقنب (CB)، أو مساعدات مستقبل CB، أو مساعدات عكسية لمستقبل CB أو مساعدات جزئية لمستقبل CB. للمركبات الصيغة العامة (I):حيث يكون ل R وR1 وX المعاني المعطاة فى المواصفة.
Patent TW-200407858-A (TW)
Title: Method of manufacturing a stamper, master plate, support structure and use of such a stamper
Inventor: VROMANS PETRUS HELENA GERARDUS MARIA
IPC: G11B7/00
Filed: 2002-11-01
Abstract: A description is given of a method of manufacturing a stamper for use in the manufacture of Small Form Factor (SFF) optical data storage media. A conventional master plate (2) is provided with a series of areas with spiral- or concentric-shaped information tracks (3a-3h), having a relief structure, with the center of each area (3a-3h) being located outside the axis of rotation (9) of the master plate (2). This is done by using a conventional master recorder and a separate master plate support structure (1) without the necessity for complex movements of the master recorder writing head. The master plate (2) thus obtained is used to produce the stamper, containing a negative replica of the surface of the master plate (2).
Patent TW-200300418-A (TW)
Title: Olefin polymerization catalyst and olefin polymerization method
Inventor: SATO MAKI
IPC: C08F10/00
Filed: 2002-11-14
Abstract: This invention provide an olefin polymerization catalyst formed by (A) solid catalyst component prepared by contacting bi-alkoxy magnesium (a), halide compound of tetra-valent titanium (b) and electron donor compound (c), (B) organic aluminum compound represented by a general formula R1pAlQ3-p and (C) amino silane compound represented by a general formula (2) R2R3Si(OR4)2, which when used in polymerization of olefin material, polymer with high stereoregularity and olefin type polymer with wide molecular weight distribution can be obtained.
Patent TW-200408858-A (TW)
Title: Method of forming a reflector member, a reflective structure and a liquid crystal display device
Inventor: SUMI NAOKI
IPC: G02F1/1335
Filed: 2002-11-28
Abstract: An object of the invention is to provide a method of forming a reflector member which contributes to an improvement of the quality of the image, and a reflective structure and a liquid crystal display device to which the method is applied. The plurality of holes 92 and 93 are formed by exposing the photosensitive film 9 to light and developing it. The photosensitive film 10 is formed on the photosensitive film 9 in which the plurality of holes 92 and 93 have been formed. The reflective electrode 110 is formed on the photosensitive film 10.
Patent TW-200304984-A (TW)
Title: Joint
Inventor: OOSUGA MASARU
IPC: F16J15/10
Filed: 2002-12-05
Abstract: The invention provides a joint superior in such characteristics as oil resisting property, heat resisting property, ozone resisting property, sealability, and connectibility, and requiring less cost. A joint (30) in accordance with the present invention is adapted to arrange in an intake path between a cylinder and a carburetor of an engine and forms a connecting portion of an intake pipe that becomes a flow path for mixed gas fed from the carburetor. The joint comprises a joint body (31a, 31b) made of nitrile rubber with chlorine resin added thereto, a fastening portion (32a, 32b) formed on the cylinder side of one axial end of the joint body (31a, 31b) for fastening the joint body (31a, 31b) to the cylinder, and a seal portion (33a, 33b) made of nitrile rubber and formed on the fastening surface between the fastening portion (32a, 32b) and the cylinder for sealing the fastening surface.