baber/WOPTO huggingface dataset:
Patent FR-2589916-B1 (FR)
Inventor: GANGAROSSA BRUNO
IPC: E04F13/08
Filed: 1985-11-08
Granted: 1990-06-08
Abstract: 1. Support system for facade cladding elements, particularly folded sheet metal box sections, comprising : anchoring pieces (100) in the general shape of a square, having two arms (110, 150) approximately at right angles, a first arm of the anchoring piece being provided with first means of fixing (112) enabling it to be secured to the facade with the possibility of adjustment between each anchoring piece and the facade in a first direction (I) parallel to the facade, intermediate connecting pieces (200) fitted onto the second arm (150) of each anchoring piece, extending at right angles to the facade, by means of second means of fixing (152, 160) allowing adjustment between the anchoring pieces (100) and the connecting pieces (200) in a second direction (II) at right angles to the first, and at right angles to the facade, a multiplicity of parallel sections (300), brackets (500) mounted in the channels (308) of the sections (300) and acting as support for the cladding elements (600) characterised in that it incorporates locking pieces (400) in the form of elongated plates (410), fitted onto the connecting pieces by means of third means of fixing (232, 430), and fixed securely on the sections in a relative position adjustable in a third direction (III), generally at right angles to said first and said second directions of adjustment and parallel to the longest dimension of the sections, the brackets (500) being securely fixed in a position adjustable in said third direction (III).
Patent FR-2602593-B1 (FR)
Inventor: LANDRE BERNARD
IPC: G01R15/18
Filed: 1986-08-11
Granted: 1988-11-10
Abstract: A current-measuring device in accordance with the invention comprises an annular magnetic circuit having separate first and second magnetic circuit portions (1, 2) with ends suitable for coming face-to-face to form a closed magnetic circuit, a housing (5) surrounding at least the first portion (1) of the magnetic circuit, magnetic flux detection apparatus (12) for detecting a magnetic flux in the magnetic circuit, and locking apparatus for locking the two magnetic circuit portions against each other; the device is characterized in that the locking apparatus comprise a bearing member (7) carried by the housing and pivot apparatus (7) enabling at least one of the magnetic circuit portions to pivot relative to the housing, in such a manner that during pivoting the second magnetic portion comes into contact with the bearing member and is firmly held against the first magnetic circuit portion thereby.
Patent FR-2607504-B1 (FR)
Inventor: BOURZAT JEAN-DOMINIQUE
IPC: C07D401/04
Filed: 1986-12-02
Granted: 1989-01-27
Abstract: Derivatives of formula (I), in which A forms with the pyrrole ring an isoindoline, 6,7-dihydro-5H-pyrrolo[3,4-b]pyrazine, 2,3,6,7- tetrahydro-5H-oxathiinno[1,4][2,3C]pyrrole or 2,3,6,7-tetrahydro-5H- dithiinno[1,4][2,3C]pyrrole nucleus and Het = naphthyridinyl, pyridyl or quinolyl which are unsubstituted or substituted by a halogen, alkyl (1-4 C), alkoxy (1-4 C), alkylthio (1-4 C) or CF3, and R = alkenyl (3- 10 C) with a straight or branched chain or alkyl which is unsubstituted or substituted by alkoxy, alkylthio, cycloalkyl (3-6 C), NH2, alkylamino, dialkylamino, alkylcarbonylamino (in which the amino part is optionally alkyl-substituted), 1- or 2-piperazinyl, piperidyl, piperidino, morpholino, pyrrolidinyl, 1-azetidinyl, carbamoyl, alkylcarbamoyl, dialkylcarbamoyl, (1-piperazinyl)carbonyl, piperidinocarbonyl, (1-pyrrolidinyl)carbonyl, phenyl, pyridyl, 1- imidazolyl, or else R = 2- or 3-pyrrolidinyl or 2-,3- or 4-piperidyl, it being understood that the alkyl radicals form a straight or branched chain and, unless specially mentioned, contain 1 to 10 C and that the piperazinyl, piperidino, piperidyl, pyrrolidinyl and azetidinyl radicals may be unsubstituted or substituted in any position by alkyl, alkylcarbonyl, benzyl or hydroxyalkyl or else may form a lactam functional group with the nitrogen atom of the ring, and, when they exist, their pharmaceutically acceptable salts and the optical isomers of the products of formula (I). The products of formula (I) are useful as anxiolytics.
Patent FR-2607543-B1 (FR)
Inventor: LEGRATIET YVES
IPC: B65D88/76
Filed: 1986-12-02
Granted: 1991-11-15
Abstract: Biochemical treatment of matter subjected to the action of microorganisms, decomposing in a plurality of successive biochemical reactions and an installation with a view to implementing the process; the matter to be treated in the solid or pasty state is circulated continuously in a single vessel with a flow section which is small in relation to its length, at the two ends of which there is an entry and an exit, and differentiating working zones (42,43,44,45) are defined along the path of the matter within the single reactor and along a crown segment in plan view, each being assigned to a biochemical reaction and to a dominant specific flora, in particular the conditions for recycling the matter and for introducing solid or gaseous elements or reactants are defined by zones and preferably the gaseous atmospheres of the volumes corresponding to each zone are isolated from each other by a transverse partition.
Patent FR-2669336-B1 (FR)
Inventor: GERALD GUILLAUMET
IPC: A61P25/04
Filed: 1990-11-20
Granted: 1993-01-22
Abstract: The invention relates to the analgesic compounds of general formula (I): in which: R1, R2, R3, R4, A, Z and m are as defined in the description, their isomers, epimers and diastereoisomers, their addition salts with a pharmaceutically acceptable acid and, when R1 and R2 each represent a hydrogen atom, their addition salts with a pharmaceutically acceptable base.
Patent FR-2683159-B1 (FR)
IPC: A23L1/00
Filed: 1991-10-31
Granted: 1994-02-25
Abstract: A method for producing nanocapsules with cross-linked protein-based walls, comprising preparing emulsions of said proteins and crosslinking these with a crosslinking agent having reactive groups which react with the reactive groups of said proteins, particularly acylatable groups, to cause an interfaced crosslinking reaction between the proteins and the crosslinking agent, and thereby form capsules with walls based on the proteins crosslinked by the crosslinking agent. A fine emulsion of said proteins is prepared by adjusting the surface tension of the various liquid phases. Biocompatible and biodegradable nanocapsules having improved controlled release are thereby obtained.
Patent FR-2749914-B1 (FR)
Inventor: DUFOURG BERNARD
IPC: F16L3/26
Filed: 1996-06-12
Granted: 1998-08-28
Abstract: The ducting support structure has a metallic insert with a forward raised section (10). The raised section has finger sections (13) running along the ducting. The finger end (15) folds back on itself. The cable (17) fits along one of the fingers, and a securing collar (18) to attach it to the ducting slides over the folded back section of the finger and the cable and then tightens over the finger.
Patent FR-2755481-B1 (FR)
Inventor: ANDRE JEAN LUC
IPC: F15B13/01
Filed: 1996-11-07
Granted: 1998-12-24
Abstract: The maintenance device consists of a hydraulic insulation unit (2) mounted between the supply circuits of a cylinder (1). The insulation unit (2) comprises a sluice (9) which has, at each of its two openings, an anti-return valve, one of which, the primary valve (11) is hydraulically connected to the outlet chamber (6) of the shaft (7) of the cylinder (1) and opens toward said chamber; and a safety valve (13) opening in the same direction, with the latter valve closing at a different rate than the primary valve closes. The invention is useful for maintaining the shaft of any cylinder in position, particularly a charged cylinder, and it is of interest to manufacturers of hydraulic devices, particularly lifting cylinders, as well as those who use them.
Patent FR-2758176-B1 (FR)
Inventor: POULINUEN PHILIPPE
IPC: F27B7/22
Filed: 1997-01-06
Granted: 1999-03-05
Abstract: A support for a rotating component (10) with a given axis of rotation (14) includes a fixed body (16) with a concave support face (18) in a plane perpendicular to the axis of rotation. An interchangeable support unit (30) can be received between the concave support face and the component to be supported. In section, this unit has the shape of a sector of a circular ring defined by two radii with an angle of 180 degrees between them. The support unit is fixed to the body using fixtures (50) that can be unlocked. Linking devices (56) couple the support unit to a replacement support unit (30'), which can thus be moved into place without dismounting the rotating component. This is done by rotating both support units about the axis of rotation after unlocking the fixtures.
Patent WO-02091331-B1 (WO)
Inventor: HAQUE PAULIN
IPC: G09B23/30
Filed: 2002-05-01
Abstract: A training aid to be used in training women or men to carry out examination of their breasts to give early warning of the development of possibly cancerous lumps. The aid is in the form of a life-size replica torso (10), with two breasts made so that they are as alike as possible in size, texture and position to human breasts. One breast (20) is formed with a texture and/or implants representative of diseases where the symptoms are detectable by touch, while the other breast (22) is made to resemble a healthy, undiseased breast.
Patent HU-226052-B1 (HU)
Title: Window screening arrangement and a braking device for use therein
Inventor: HINDHEDE PER SOLSO
IPC: E06B9/262
Filed: 2000-01-24
Abstract: A window screening arrangement comprising a screening member (4) connected between a suspension bar (2) and a movable bottom bar (3) and a cord arrangement (5, 6) with at least two separate cord members (5a, 5b; 6a, 6b) for parallel guidance of the bottom bar (3) and the screening member (4) is provided with a braking device acting on the cord arrangement (5, 6) to enable arresting the screening member (4) in any arbitrary position of the bottom bar (3). The braking device comprises a friction member (20) arranged at the bottom bar (3) or the suspension bar (2) and acting on the cord members (5a, 5b; 6a, 6b) of the cord arrangement (5, 6) with a variable frictional force. <IMAGE>
Patent JP-2862528-B1 (JP)
Title: パン吸収用加工卵液及びそれを用いたパン加工品の製造方法
IPC: A23L15/00
Filed: 1998-01-30
Granted: 1999-03-03
Abstract: 【要約】
【課題】  フレンチトースト様食品を工業的に大量に安 価に製造するために、パンに速く吸収される加工卵液を 提供する。
【解決手段】  卵黄成分を固形分換算で２〜１５％含む ことを特徴とする容器詰めパン吸収用加工卵液。
Patent JP-3051393-B1 (JP)
Title: 光ファイバ母材の製造方法
IPC: C03B37/014
Filed: 1999-01-28
Granted: 2000-06-12
Abstract: 【要約】
【課題】光ファイバ母材の多孔質体に残留するガスをＨ ｅで効率的に置換し気泡のない光ファイバ母材を製造す る方法を提供する。
【解決手段】光ファイバのコアになるべき部分の基材ガ ラス棒の側面にガラス微粒子を堆積させた多孔質体４を 脱水焼結してガラス化し、クラッドになるべき部分を形 成するものであって、密封容器８内に、多孔質体４を収 納してから不活性でかつ分子径の小さなガスを導入して 大気と置換し、さらに該ガスを加圧導入して該多孔質体 ４の空間に該ガスを充填した後、前記脱水焼結する。
Patent JP-2986472-B1 (JP)
Title: コンクリ―トの止水用具
IPC: E04B1/684
Filed: 1999-02-04
Granted: 1999-12-06
Abstract: 【要約】
【課題】レイタンスの凹凸が激しい個所にも馴染み良く 密着し、雨水やその溜まり水などに浸るも止水剤の流出 するおそれがないコンクリートの止水用具を提供する。
【解決手段】コンクリートの強いアルカリ水を受けて溶 解し得る合成繊維からシームレスなチューブ形態に筒編 みされ、且つその長手方向に沿って上記アルカリ水によ る溶解不能な合成繊維の膨張抑制用編糸（１２）が編み 込み一体化された包袋（１１）の内部へ、吸水ゲル化す るベントナイトやセピオライト、その他の粘土質乾燥粒 子又は粉末から成る止水剤（１０）を、ほぼ満杯状態に 封入した。
Patent JP-2928219-B1 (JP)
Title: 印刷装置および印刷方法、並びに記録媒体
IPC: B41J2/32
Filed: 1998-02-18
Granted: 1999-08-03
Abstract: 【要約】
【課題】  印刷用紙の全面に印刷することができるよう にする。
【解決手段】  搬送ベルト３に設けられた溝１２に、印 刷用紙４をはめ込み、ヘッド１の下に移動させる。印刷 用紙４は、台紙７に発色コーティング６がコーティング された構成とされている。搬送ベルト３の表面には、発 色コーティング６と同一の摩擦係数を有する発色コーテ ィング１１がコーティングされている。印刷用紙４のコ ーティング面と搬送ベルト３のコーティング面とは、同 一の高さとなるように設定される。ヘッド１は、搬送ベ ルト３および印刷用紙４に印加エネルギーを加え、印刷 用紙４の全面に印刷を行う。
Patent JP-2939461-B1 (JP)
Title: 分子発光デバイス
IPC: H01S5/042
Filed: 1998-03-17
Granted: 1999-08-25
Abstract: 【要約】
【課題】  高効率有機分子発光デバイスと、それを用い た発光型平面ディスプレーおよびレーザの実現
【解決手段】  有機発光分子を電極と化学結合させるこ とにより、注入効率を大幅に向上し、高効率発光型平面 ディスプレーおよびレーザを可能にする。
【効果】  従来の有機発光分子デバイスよりも高性能な 発光型平面ディスプレーおよびレーザを可能にする。
Patent NL-1043255-B1 (NL)
Title: Service vehicle with pressure control
Inventor: MARC PETRUS BERNARDUS SOETHOUT
IPC: B60P3/30
Filed: 2019-05-08
Granted: 2020-11-30
Abstract: A service tooi (10) comprises: a pump (14) for providing pressurized liquid to a hose (12) having a nozzle (19) at its free end; a motor (15) for driving the pump (14); a control device (20) for controlling the motor (15); a pressure sensor (30) for sensing liquid pressure. The control device (20) receives a sensor output signal from the pressure sensor (30), and is adapted to control the motor (15) in such manner that liquid pressure remains at a substantially constant level. For keeping the liquid pressure constant at the nozzle, liquid pressure can be sensed at the pump or at the entrance side of the hose. TO PUBLISH WITH ABSTRACT: figure 2 1043255
Patent NL-2012145-B1 (NL)
Title: Werkwijze voor de naad tussen twee asfaltstroken.
Inventor: JAN ALBERT ELFRING
IPC: E01C23/09
Filed: 2014-01-24
Granted: 2016-06-21
Abstract: Werkwijze voor het behandelen van de naad tussen twee asfaltstroken van een wegdek door een naadmateriaal aan te brengen op de asfaltstroken en het naadmateriaal in de asfaltstroken te doen penetreren. Het naadmateriaal wordt vormvrij op de asfaltstroken aangebracht en wordt na het penetreren hard. Het naadmateriaal wordt door een over het wegdek strijkend en zich langs de naad voortbewegend wisserorgaan of fluïdumstraal in de asfaltstroken gepenetreerd.
Patent NL-2019986-B1 (NL)
Title: Boat line device for restraining a boat line.
Inventor: JOHANNES BERNARDUS GERARDUS KREISCHER
IPC: B66D1/36
Filed: 2017-11-28
Granted: 2019-06-05
Abstract: Boat line device 1 comprising a pair of a left and right deck pin 10L, 10R for restraining a boat line L in a gap between the deck pins. Each deck pin comprises a movable pin body 20 and a pin guidance 30 for guiding the pin body 20 in rotation only. The pin guidance 30 comprises a journal bearing 302 to allow a rotational movement and a thrust bearing 301 to support the pin body 20 at a fixed axial position. The pin body 20 has an inclined top end face 211 under an angle or. The pair of deck pins 10 is mounted under an angle of inclination ß with respect to a deck plate 200. By solely rotating the pin body, a lock element 28 at the top end face 211 is movable from a lower storage position to an elevated working position.
Patent NL-2021396-B1 (NL)
Title: Container
Inventor: IAN ALEXANDER WEBB
IPC: A61J19/06
Filed: 2018-07-26
Granted: 2020-01-31
Abstract: The present invention relates to a single use, non-expandable, disposable container for holding a liquid, in particular a body liquid, the container comprising: 5 — a bottom wall, — a circumferential side wall which extends in an upward direction from the bottom wall, wherein the circumferential side wall defines an upper opening () at an upper end () of the container, — a first folding flap and a second folding flap which are connected via a 10 respective first folding line and a second folding line to opposed sections of an upper edge of the circumferential side wall, wherein the first and second folding flaps are foldable between an open position and a closed position, wherein in the open position of the folding flaps the circumferential side wall and the folding flaps taper outwardly in an upward direction, allowing the container to be nested, and 15 wherein the folding flaps have a varying flap width, wherein the flap width reaches a maximum at a central portion of the folding flaps, and wherein said maximum flap width is smaller than a bottom width of the bottom wall, wherein during the folding of the folding flaps the folding flaps are deformed, wherein when seen in front view, during the folding of the folding flaps from the open 20 position to the closed position, the circumferential side wall deforms from the outwardly tapering form to an inwardly tapering form.
Patent NL-2023355-B1 (NL)
Title: Oropharyngeal airway device
Inventor: JÖRGEN BRUHN
IPC: A61M16/08
Filed: 2019-06-21
Granted: 2021-02-01
Abstract: Oropharyngeal airway device having a singular body (2) of a first material. The singular body (2) has an elongate shape along a substantially longitudinal axis (3) and has a uniform cross section perpendicularto the substantially longitudinal axis (3). The substantially uniform cross section has at least three stub portions (4) extending radially from the substantially longitudinal axis (3).
Patent NL-2024223-B1 (NL)
Title: Handling support
Inventor: FRANK CHRISTIAAN LEUVER
IPC: A47F5/00
Filed: 2019-11-12
Granted: 2021-07-28
Abstract: The invention pertains to a handling support for conveying material parts, in particular meat portions, and comprising repeating sections each comprising at least one skewer in one respective section plane, said repeating sections having a common longitudinal 5 axis, wherein said handling support is made as one part from plastic, wherein said skewers comprise an end extending for allowing skewing said material parts onto said handling support, wherein each repeating section has its section plane rotated at least 45 degrees with respect to a neighbouring section.
Patent NL-2024755-B1 (NL)
Title: Poultry processing system for processing poultry carcasses or parts thereof
Inventor: JUUL FLORIS VAN DEN BERG
IPC: B65G23/00
Filed: 2020-01-24
Granted: 2021-09-09
Abstract: The disclosure relates to a poultry processing system comprising a poultry transporter for transporting a poultry carcass, or a part thereof, through one or more processing units, the poultry transporter including a first conveyor line and a second conveyor line separate from the first conveyor line. The poultry processing system comprises a poultry transfer station for transferring the poultry carcass or a part thereof from the ﬁrst conveyor line to the second conveyor line. The poultry transfer station includes a plurality of drive coils forming a stator of a linear motor, and at least one poultry carriage comprising a drive magnet arranged for interacting With the drive coils of the transportation track.
Patent NL-2025741-B1 (NL)
Title: Waterafgifte-inrichting
Inventor: NIELS THEODOOR PETERI
IPC: F24D17/00
Filed: 2020-06-03
Granted: 2022-01-26
Abstract: UITTREKSEL De uitvinding heeft betrekking op een waterafgifte-inrichting voor het afgeven van consumptiewater, omvattende 5 - een leiding voor het leiden van water meteen temperatuur van lager dan 65 °C, - een heetwaterreservoir ingericht voor het houden van heet water op een temperatuur van ten minste 100 °C, omvattende: - een heetwaterreservoirtoevoer voor het toevoeren van vers water aan het heetwaterreservoir, 10 - een heetwaterreservoirafvoer voor het uit het heetwaterreservoir afvoeren van heet water, waarbij de heetwaterreservoirafvoer in vloeistofverbinding is met de leiding voor het leiden van water met een temperatuur van lager dan 65 °C, met het kenmerk, dat de waterafgifte-inrichting omvat: - een regelinrichting voor het aansturen van de waterafgifte-inrichting, 15 - een door de regelinrichting aan te sturen inlaatklep die is ingericht om instroom van vers water in het heetwaterreservoirtoevoer toe te laten of te blokkeren, waarbij de regelinrichting is ingericht om de waterafgifte-inrichting in verschillende bedrijfsmodi aan te sturen, waarbij de bedrijfsmodi omvatten: een stoomsterilisatie-modus, waarin de inlaatklep is geplaatst in een gesloten stand 20 om instroom van vers water in het heetwaterreservoir door de heetwaterreservoirtoevoer te blokkeren.
Patent RO-84493-B1 (RO)
Inventor: DUMITRESCU MIHAI
IPC: B65G39/09
Filed: 1977-01-07
Abstract: Prezenta inventie se refera la un lagar folosit în industria constructoare de masini, în special la rolele pentru transportoare cu benzi si cai cu role. Lagarul se compune dintr-o carcasa fixata, prin presare, într-o manta, în carcasa fiind înglobatun rulment care se monteaza pe un ax. pentru protectia lagarului împotriva impuritatilor, este arevazut un inel interior montat pe un ax si un inel exterior fixat în carcasa. Carcasa confectionata prin injectie dintr-un material termoplast are pereti dubli, rigidizati cu nervuri asezate radial.
Patent RO-115799-B1 (RO)
Title: Carbazolone derivatives and process for preparing the same
Inventor: BOD PETER
IPC: C07D209/96
Filed: 1993-10-13
Abstract: The invention relates to carbazolone derivatives of formula (I): where A represents a group of formula: wherein R represents a hydroxyl or 2 - methyl - 1H - imidazole - 1 -yl group: B represents a group of formula (VI): wherein R 1 represents hydrogen or  a methyl or ethyl group; or A and B form together a group of formula (VII): wherein R 2 represents a methyl or ethyl group; or A and B form together a group of formula (VIII):  and it also relates to a process for producing said derivatives used  for the preparation of the compounds of formula (I), wherein A and B are the same as in formula (I), but B  can also be hydrogen, thus being suitable for the synthesis  of [ 9- methyl - 3 [( 2 - methyl - 1H - imidazole - 1 - yl ) methyl] - 1, 2, 3, 9 - tetrahydro- 4H - ( 2 - mecarbazole - 4 - one (ondansetron).
Patent RO-112604-B1 (RO)
Inventor: CÎŞLARIU TUDOR IOAN
IPC: B62D1/02
Filed: 1994-10-21
Abstract: Invenţia se referă la un volan pentru acţionarea mecanismului de direcţie a autovehiculelor. Volanul este alcătuit dintr-un corp (1) fix, care are prevăzută o cale de rulare circulară (2), pe care este montată o coroană mobilă (3) prin intermediul unor role (4) ghidate în nişte colivii (5). În corpul (1) este montat şi un pinion (7) care este fixat pe un arbore de transmisie (8) care angrenează cu coroana mobilă (3).
Patent RO-113182-B1 (RO)
Title: Translating helical coupler
Inventor: VUSCAN IOAN GHEORGHE
IPC: F16H25/12
Filed: 1995-02-21
Abstract: The invention refers to a helical coupler designed to convert the rotating motion of a lineshaft into the linear motion of an exterior body, used especially to manufacture industrial robots and feeding mechanisms for machine tools, equipment, etc. The helical coupler is equipped with a stationary bushing (2) that is coaxial with a smooth central shaft (5) and is connected to a feather key (3), which is guided in a longitudinal channel (b) made in a cylindrical body (1).  Elongated cylindrical rollers (4), whose axes are inclined against the axis of the central shaft (5) that they are in point contact with, are interposed in between the central shaft (5) and the stationary bushing (2). The spherical ends (c) of the cylindrical rollers (4) rest onto axial bearings (6) that are mounted in the covers (7 and 8). The cover (8) can be displaced axially by adjusting screws (10), thus changing the inclination angle (α) of the cylindrical rollers (4) and, as a result, changing the load capacity of the coupler.
Patent RO-119210-B1 (RO)
Title: Depolluting electric probe
Inventor: BALMU LAUREN IU
IPC: F01N3/08
Filed: 1997-04-03
Abstract: The depolluting electric probe is meant for physically-chemically treating the exhaust gases discharged by the motor vehicles equipped with M.A.S., M.A.C. internal combustion engines. The depolluting electric probe comprises a ceramic tubulature (1) which is reinforced after having been positioned on the terminal of the exhaust pipe (4), by means of some clamps (5) and of a screw nut (6). Inside the tubulature (1), by means of some conductors (2), dephased from a supplying source (A or B), by means of a capacitor (8) protected by a sleeve (9), the high voltage electric signal polarized from source (A or B), through a conductor (3), is distributed on the helicoidal lamellae (7), creating an electric field which treats the exhausted gases.
Patent RO-116344-B1 (RO)
Title: Method for antagonizing or blocking the calcium channel
Inventor: COHEN MARLENE L
IPC: A61P13/02
Filed: 1996-06-04
Abstract: The invention relates to a method for antagonizing or blocking the calcium channel, consisting in orally administering a warm-blooded animal, 1 to 3 times a day, 0.1...1,000 mg/day of a compound having the formula (I): or a pharmaceutically acceptable salt thereof, wherein R1 and R3 are independently hydrogen, C1-C4 alkyl, -CO-(C1-C6 alkyl) or -CH2Ar, -CO-Ar, wherein Ar is phenyl or substituted phenyl, R2 is selected from a group consisting of pyrrolidine, hexamethylenimine and piperidine, in order to treat heart malfunctions, cerebral vascular troubles, renal and intestinal troubles and hypertension.