baber/WOPTO huggingface dataset:
Patent WO-03087654-A1 (WO)
Title: Capuchon d'assemblage de lampe de poche comportant un groupe de charge
Inventor: YANG MANHO
IPC: F21L4/08
Filed: 2002-08-23
Abstract: L'invention se rapporte à un capuchon d'assemblage de lampe de poche comportant un groupe de charge qui est fixé dans le capuchon d'assemblage de la lampe de poche. L'électrode positive de l'unité de sortie du groupe de charge est connectée directement à l'électrode positive d'une batterie pouvant être chargée, et l'électrode négative de l'unité de sortie est directement connectée à l'électrode négative de la batterie pouvant être chargée. La structure de ce capuchon d'assemblage de lampe de poche n'est pas compliquée, et ce capuchon d'assemblage peut bénéficier pleinement de l'espace présent dans la lampe de poche, ce qui permet de simplifier le circuit de charge.
Patent WO-2004015924-A1 (WO)
Title: Systeme de reseau domestique numerique
Inventor: REN YANPIN
IPC: H04L12/28
Filed: 2003-08-08
Abstract: L'invention concerne un système de réseau domestique numérique pour la commande de l'interconnexion, l'intercommunication et le partage de ressources de plus d'un équipement domestique, comprenant principalement : une passerelle, pour l'exécution d'une explication, d'une convention de protocole de réseau, et d'un processus de commande et de données, un ou plusieurs équipements se connectant à la passerelle directement ou au moyen d'un appareil d'adaptation. Ledit système est conçu pour que tous les équipements domestiques soient liés pour permettre l'identification du réseau, de sorte que la commande soit harmonieuse. Ainsi, le fonctionnement est simple, souple et pratique mais répond également aux exigences de l'utilisateur pour ce qui concerne la commande d'équipement domestique et le partage de ressources, et fournit à l'utilisateur un environnement domestique extrêmement confortable.
Patent WO-9747508-A1 (WO)
Inventor: SONG ZHENGHUAN
IPC: B62B5/06
Filed: 1997-06-11
Abstract: A rotatable means for a preambulator's handle assembly including a handle (1) and a handlebar (6) connected thereto, wherein said handle (1) is coupled to said handlebar (6) by means of a rotatable shaft (9) as to be able to rotate about said shaft (9) relative to said handlebar; said shaft (9) and handlebar (6) are co-axial; a lock means is provided between said handle (1) and handlebar (6). A user can adjust rotation angle of said handle relative to said handlebar as required.
Patent CU-22188-A1 (CU)
Inventor: TRIVAILO SEMEANOVICH MIJAIL
IPC: G01N3/32
Filed: 1989-04-26
Abstract: LA INVENCION SE RELACIONA CON LA TECNICA DE LA EXPERIMENTACION, EN ESPECIAL                         CON LA RESISTENCIA A LA FATIGA CUANDO ACTUAN SOBRE MATERIALES, LOS MEDIOS                           CORROSIVOS ACTIVOS, CUYO OBJETIVO ES LA SIMPLIFICACION DE LOS ENSAYOS Y EL                          AUMENTO DE SU PRODUCTIVIDAD CON LA CONSIGUIENTE DISMINUCION DEL GASTO DE                            MATERIALES Y EL CONSUMO DE ENERGIA ELECTRICA, A LA VEZ QUE SE OBTIENE UN                            VOLUMEN MAYOR DE INFORMACION DURANTE LA REALIZACION DE LOS EXPERIMENTOS DE                          FATIGA CORROSIVA. UNA DE LAS PROBETAS QUE SE POSEE UN ORIFICIO INTERIOR Y                           UN CASQUILLO ELASTICO LO QUE GARANTIZA QUE LA ACCION DEL MEDIO CORROSIVO NO                         SOLAMENTE SE EJERCE POR LA SUPERFICIE DE TRABAJO EXTERIOR SINO TAMBIEN EN                           EL ORIFICIO PASANTE, LO CUAL REPRESENTA UNA VENTAJA DEL MODELO PROPUESTO.                           LA POSIBILIDAD DE CONSTRUIR LA SUPERFICIE DE TRABAJO DE LA PROBETA EN FORMA                         DE TRIANGULO DE RIELO PROPORCIONA LA VENTAJA DE INVESTIGAR EN UN MISMO                              MODELO, DIFERENTES TRATAMIENTOS SUPERFICIALES Y CONCLUIR ANTE UN MISMO                              MODELO, DIFERENTES TRATAMIENTOS S                 UPERFICIALES Y CONCLUIR ANTE UN MEDIO CORROSIVO CUAL DE ELLOS TIENE UN                              MEJOR COMPORTAMIENTO A LA FATIGA CORROSIVA. OTRA VARIANTE DE LA PROBETA QUE                         PERMITE INVESTIGAR LAS CARACTERISTICAS DE LA RESISTENCIA A LA FATIGA                                CORROSIVA DE LAS UNIONES SOLDADAS O PEGADAS SE VE SEGUN EL MODELO DE LA                             FIGURA 9 QUE LA DISTINGUE EN QUE SE ELABORA DE FORMA TAL QUE SOBRE ELLA SE                          PUEDA PRACTICAR LOS MAS VARIADOS TIPOS DE UNIONES SOLDADAS E INVESTIGAR                             SOBRE ELLAS LA RESISTENCIA A LA FATIGA CORROSIVA, EN TODOS LOS MODELOS                              PLANTEADOS EL SUMINISTRO DEL MEDIO CORROSIVO ACTIVO SE REALIZA A TRAVES DE                          ORIFICIOS CIEGOS O PASANTE LO QUE PERMITE SE DEPOSITE SOBRE LA SUPERFICIE                           DE TRABAJO DE LAS MUESTRAS.\!
Patent WO-0136238-A1 (WO)
Title: Essuie-glace, notamment essuie-glace pour pare-brise
Inventor: MILDNER JIRI
IPC: B60S1/04
Filed: 2000-11-10
Abstract: L'invention concerne un essuie-glace, notamment un essuie-glace pour pare-brise comprenant un bras oscillant (1) ainsi qu'un support (2) de balai d'essuie-glace doté d'un balai (3) d'essuie-glace. Le support (2) de balai d'essuie-glace est doté d'une partie terminale (4) à partir d'un élément souple (5) au niveau de son extrémité la plus éloignée de l'axe de rotation du bras oscillant (1). La dureté des éléments souples (5) est au moins 20 % inférieure à celle du balai d'essuie-glace (3). La surface intérieure de l'élément souple (5) présente un angle de 80° à 160° par rapport au balai (3) d'essuie-glace. La surface de la partie inférieure de l'élément souple (5) est placée à une distance, à partir du support (2) de balai d'essuie-glace, représentant 60 à 90 % de la distance séparant la surface de la partie inférieure du balai (3) d'essuie-glace et le support (2) de balai d'essuie-glace.
Patent WO-0111692-A1 (WO)
Inventor: BARTSCH WOLFGANG
IPC: H01L29/872
Filed: 2000-08-02
Abstract: L'invention concerne un produit à semi-conducteur comprenant un corps (1) semi-conducteur dopé de façon à présenter un premier type de conductivité, sur lequel est appliquée une couche de contact Schottky (2) qui forme, avec ledit corps (1), un contact de Schottky (4). Sur le côté de celui-ci est placée une structure de diode qui comprend une première région (9) dans le corps (1), qui est dopée de façon à présenter le second type de conductivité et est reliée à la couche de contact de Schottky (2) par l'intermédiaire d'une couche de contact ohmique (11). Le corps (1) est constitué en particulier d'un cristal de carbure de silicium.
Patent WO-0125621-A1 (WO)
Title: Kraftstoffeinspritzventil für brennkraftmaschinen und ein verfahren zur herstellung desselben
Inventor: BRYGIER OLIVER
IPC: F02M61/16
Filed: 2000-09-20
Abstract: Kraftstoffeinspritzventil für Brennkraftmaschinen und ein Verfahren zur Herstellung desselben mit einem Ventilgrundkörper (2), in dem in einer Bohrung (21) ein kolbenförmiges, entgegen der Kraft wenigstens einer Schließfeder (27, 28) axial bewegliches Ventilglied (12) angeordnet ist, das am brennraumseitigen Ende die Öffnung wenigstens eines Einspritzkanals (19) steuert und durch den Kraftstoffdruck auf eine am Ventilglied (12) ausgebildete Druckschulter (10) bein Erreichen eines Öffnungsdrucks in axialer Richtung bewegt werden kann. Die wenigstens eine Schließfeder (27, 28) ist in einem im Ventilhaltekörper (1) ausgebildeten Federraum (30) unter Vorspannung angeordnet, wobei sich die wenigstens eine Schließfeder (27, 28) brennraumabgewandt an einem Einstellbolzen (31, 32) abstützt. Der durch die Vorspannung der wenigstens einen Schließfeder (27, 28) bestimmte Öffnungsdruck läßt sich durch Verschieben des Einstellbolzens (31, 32) in axialer Richtung mittels eines durch eine Einstellbohrung (52) einführbaren Einstellwerkzeugs (49) einstellen. Die Position des Einstellbolzens (31, 32) im Federraum (30) wird anschließend durch Verstemmen fixiert (Figur 1).
Patent WO-0205985-A1 (WO)
Title: Procede pour produire un arbre et dispositif equipe d'un tel arbre
Inventor: FAUTH LOTHAR
IPC: B21H5/00
Filed: 2001-05-03
Abstract: La présente invention concerne un procédé pour produire un arbre (22), ainsi qu'un dispositif équipé d'un tel arbre (22), notamment d'un arbre d'induit (22) qui fait partie d'un entraînement par moteur électrique (10), ledit arbre étant maintenu au moins à l'aide d'un palier d'arbre (43). Selon cette invention, une surface de palier (40) permettant de guider un palier d'arbre (42) est pratiquée par enlèvement de matière sur l'arbre (22), au moins à un endroit.
Patent WO-0208024-A1 (WO)
Inventor: WEINER UWE
IPC: B60J5/04
Filed: 2001-07-18
Abstract: The invention relates to a driver protection system for mobile operating means, especially for the driver's cab of a utility vehicle. The inventive system is equipped with: a vehicle seat (7); a driver protection roof (1), which is laterally open on at least one side; front and rear bearers (3, 4), and; an ellipsoid bow frame (8) comprised of an upper elliptical bow (14) and of a lower elliptical bow (15).
Patent WO-03008996-A1 (WO)
Inventor: KLOTZ ALBRECHT
IPC: G01S13/931
Filed: 2002-05-04
Abstract: The invention relates to a method and a device for synchronisation. According to the invention, based on a measuring moment (110, 210) and the value of at least one variable of at least one sensor object, the at least one sensor object is determined at at least one of the base moments (tk-1, tk, tk+1).
Patent WO-03009537-A1 (WO)
Title: Bussystem und verfahren zum austausch von daten
Inventor: ECKMUELLER ROBERT
IPC: H04L5/16
Filed: 2002-07-02
Abstract: Ein Bussystem weist wenigstens zwei Busleitungen (11; 12), auf denen ein differentieller Pegel anliegt, der einen dominanten und einen rezessiven Zustand annehmen kann, wenigstens zwei Transceiver (22) für bidirektionale Kommunikation im Halb-Duplexbetrieb, die mit den Busleitungen (11; 12) verbunden sind und die den differentiellen Pegel der Busleitungen in einen digitalen Pegel umwandeln, und wenigstens eine Hardware-Schnittstelle (231) auf, der jeweils mit einem der beiden Transceiver (22) verbunden ist, für asynchrone, bidirektionale Kommunikation im Vollduplexbetrieb. Für das Speichern von Daten oder zur Durchführung einer Diagnose kann ein CAN-Bus eingesetzt werden, ohne auf das CAN-Protokoll zurückgreifen zu müssen.
Patent WO-03083319-A1 (WO)
Title: Maschine, insbesondere generator
Inventor: FASTERDING HENNING
IPC: F16C35/077
Filed: 2003-01-27
Abstract: Es wird eine Maschine, insbesondere ein Generator vorgeschlagen, der eine an einer Nabe (22) gelagertes Lager (19) hat, wobei ein Lagerteil des Lagers (19) mittels eines eine Axialkraft (FA) bewirkenden Federelements (25) belastet ist. Das Federelement (25) ist plastisch verformt.
Patent WO-03066219-A1 (WO)
Title: Backenbrecher mit durchgehender antriebswelle
Inventor: BOTH REINHOLD
IPC: B02C1/04
Filed: 2003-02-04
Abstract: Für den Einsatz an verschiedenen Einsatzorten ist ein Backenbrecher (1) vorgesehen, der über ein Gehäuse (2) mit einem durchgehenden Brechabteil (3) verfügt. Dieses durchgehende Brechabteil (3) ist verwirklicht, obwohl nebeneinander drei oder mehr schwingende Brechbacken (4) und feststehende Brechbacken (5) vorgesehen sind und darüber hinaus eine durchgehende Antriebswelle (19), die die Exzentrizität dadurch vorgibt, dass auf ihr Exzenterbuchsen (20) einstellbar und lösbar angeordnet sind.
Patent WO-2004047055-A1 (WO)
Title: Halterung für musterelemente, insbesondere für musterkarten
Inventor: ROMMEL CHRISTIAN
IPC: G09F5/00
Filed: 2003-11-19
Abstract: Die Erfindung bezieht sich auf eine Halterung für Musterelemente, insbesondere für Musterkarten, mit zumindest einem eine Ausnehmung oder eine Öse des Musterelementes oder mehrerer Musterelemente durchdringenden Haltekörper und einen Aufnahmebereich für die Musterelemente mit zwei Haltekörpern, wobei mindestens ein Haltekörper beweglich ausgebildet ist zugunsten einer ringartig geschlossenen Ausbildung der Haltekörper in der geschlossenen Position und einer einen Durchlass zwischen den Haltekörpern bildenden Beschickungsposition, wobei die Ha.ltekörper an ihrer dem Aufnahmebereich abgewandten Seite mit zumindest einem Handgriff versehen sind.
Patent DE-1813890-A1 (DE)
Title: Neutralizing organic cpds
Inventor: KARL GROB DR
IPC: C07C303/00
Filed: 1968-12-11
Abstract: Neutralizing acid or alkaline organic cpds., such as sulphonic acid and sulphuric acid half-esters in production of detergent pre-products is effected by carrying out reaction under reduced pressure and removing reaction heat by evaporating part of the water.
Patent DE-1923365-A1 (DE)
Title: Composite ski with air filled chamber to - regulate hardness
Inventor: WAXENBERGER MAX
IPC: A63C5/12
Filed: 1969-05-07
Abstract: Core is a one-piece rubber, nylon, textile or polyester hollow member traversed longitudinally by a hollow chamber and reinforced lengthways by prestressed bars of fibre glass, steel or plastics. The chamber can be filled with air through a valve connection.
Patent DE-1924923-A1 (DE)
Title: Mixing method
Inventor: ENGELS KASPAR
IPC: B01F33/40
Filed: 1969-05-16
Abstract: During mixing of materials of all types, partic. of feedstuffs or wood flour or wood chips and glue, a gas with or without additives is injected into the materials to create turbulence areas. Specif. in the areas in the mixer where material accumulates gas jets with feed lines for additives are provided.
Patent DE-1956060-A1 (DE)
Title: Porous inner layer of offset printing mat
Inventor: HILDEBRANDT ECKHARD DIPL-ING D
IPC: B41N10/04
Filed: 1969-11-07
Abstract: Vulcanisation of porous layer of offset printing mats is carried out rapidly and uniformly by means of not steam; application of steam is made possible by winding a length of mat round roller with large diameter and tightening the edges of the mat to the roller by means of wire, the rolled-up mat having been covered with vapour-impermeable metal layer; compared to slow vulcanisation with hot air, process provides both uniform degree of vulcanisation and of porosity throughout the cellular layer of the mat.
Patent DE-1959348-A1 (DE)
Title: Extruding thermoplastics with constant extr - usion temps
Inventor: KADER REINER DIPL-ING
IPC: B29C48/58
Filed: 1969-11-26
Abstract: In an extrusion process e.g. using a plunger or screw press, the material, after plasticising and before discharging from the machine, passes through an annular cross section which divides the material into several separate streams, at least one of which runs at an oblique angle to the main flow axis, the separate streams re-unite in a common annular cross sectioned outlet.
Patent DE-1965030-A1 (DE)
Title: Spindle mounting for spinning and twisting - machines
Inventor: STANEFF STEFAN
IPC: D01H7/12
Filed: 1969-12-27
Abstract: Spindle mounting has a neck journal and a centering tube for a pivot bearing. The centering tube is cylindrical and made of plastics. Pref. a small gap between the tube and the surrounding housing is filled with oil acting as a damper.
Patent DE-2013806-A1 (DE)
Title: Carpet steam fixing
IPC: D06B17/06
Filed: 1970-03-23
Abstract: Three of the rollers supporting the looped tufted carpet in the steam chamber are held in a frame at the top of the steam unit, the frame being pivoted on one side, and supported by a roller in a guide path at the other side. As sensors detect an angular shift in the carpet travel, so the frame is shifted on its pivot to provide a correction, the effect being spread equally over the three rollers to provide a constant correction to a continuous finishing process.
Patent DE-2020203-A1 (DE)
Title: Rod roll straightening machine
Inventor: KAISER GUENTER DIPL-ING
IPC: B21F1/02
Filed: 1970-04-25
Abstract: Roll straightening machine comprises at least two rolls, round which the workpiece material is slung and thus bent. Whilst the speed of the two rolls is interrelated, the circumferential speed of the second roll is greater than that of the first at the symmetrical axis of the workpiece. This results in its being stretched beyond its elastic limit. The machine is intended for rod shaped material and effects a very even stretching action which is uniform along the whole length of the workpiece.
Patent DE-2039652-A1 (DE)
Title: Web processing cylinder assembly - with constant pressure line contact
Inventor: DORNBUSCH PAUL DR
IPC: D21G1/02
Filed: 1970-08-10
Abstract: Web processing cylinder assembly for printing, finishing, laminating, embossing or dehydrating, respectively, paper or plastics webs comprises a pair of cylinders each provided with a core surrounded by an elastic sleeve and co-operating with clearance with a metallic sleeve, the metallic sleeves forming a nip with const. pressure contact line.
Patent DE-2045644-A1 (DE)
Title: Purification of crude bromine - by distillation in presence of sulphuric acid
IPC: C01B7/09
Filed: 1970-09-16
Abstract: The process is improved in that crude bromine (after separation of chlorine) is introduced into the distillation boiler from underneath, whilst conc. H2SO4 is introduced into the top part of the boiler (to improve mixing) in an amt. of 2 l. per ton of crude bromine, the boiler is indirectly heated to 60 degrees C. The purified bromine vapour is condensed, washed in countercurrent with water at 35-45 degrees C, and then dried with conc. H2SO4 at room temp. to a residual contamination of 30-50 ppm. The bromine remaining in the still is recovered by separate distillation. By this method, bromine having high content of organic impurities (1000-10000 ppm) can be purified. The energy consumption is low.
Patent DE-2053740-A1 (DE)
Title: Substd benzens sulphonyl ureas - from ureas and amines
IPC: C07C311/57
Filed: 1970-11-02
Abstract: Title cpds. of formula (I) : (where R1 is H, 1-3C alkyl, 1-3C alkoxyl or halogen, and R2 is 3-4C alkyl or cyclohexyl) are prepd. by reaction of benzenesulphonyl ureas of formula as in (I), with R2=H, with prim. amines R2NH2 in a molar ratio of urea-amine of 1:1, in the presence of toluene with added aliphatic hydrocarbon solvents.
Patent DE-2055626-A1 (DE)
Title: Electrostatic insulator cleaning - using hammers to strike electrodes
IPC: B03C3/76
Filed: 1970-11-12
Abstract: A vibrating or shaking device for the electrodes of an electrostatic filter, where the hammers are actuated by a rotating shaft, is constructed with the hammers independent of the shaft itself. The shaft carries pins which actuate the hammers independently causing them to swing freely under gravity. This arrangement ensures that the large hammer forces are not transmitted to the shaft or to the ceramic insulating bearings supporting it.
Patent DE-2057103-A1 (DE)
Title: Automatic spraying unit - for spraying rubber solution on re-tread tyre carcases
IPC: B29D30/54
Filed: 1970-11-20
Abstract: The spraying unit has a drive saddle which causes rotation of a tyre suspended on two rollers, in which a spray pistol is fixed to a cantilever arm on one arm of a two-arm lever pivotably supported transversely to the tyre, the other arm of the lever carrying a counterweight to balance the weight of the spray gun and the cantilever arm, and in which an oil-damped air motor is provided to swing the two-arm lever. The path of the spray gun is defined by two adjustable limit switches.
Patent DE-2114811-A1 (DE)
Title: 2-(thiocyanatomethylthio)-6-alkoxy-benzothiazoles - useful as agricultural and industrial microbicides
IPC: C07D277/74
Filed: 1971-03-26
Abstract: Title cpds. of formula (I): (where R is 1-4C alkyl) are microbicides useful for plant protection, seed dressing and as industrial microbicides, and may be prepd. by converting a 6-alkoxybenzothiazole-2-thiol into a metal salt and reacting this with chloromethylthiocyanate.
Patent DE-2133579-A1 (DE)
Title: Roof construction - with air conduits to prevent roof membrane becoming damp and detaching
IPC: E04D13/17
Filed: 1971-07-06
Abstract: Roof membrane is affixed to the top of the uppermost ceiling construction and between them is laid an atmos. pressure equalising layer made of waterproof material with a raised surface such that the air filled projections lie against the ceiling construction and form conduits through which water vapour from the ceiling can escape. Pref. the roof membrane is affixed to a polyurethane foam or polystyrene thermal insulation sheet.
Patent DE-2136180-A1 (DE)
Title: Photo-conductive plate prodn - for electrophotographic equipment
Inventor: MEHENDRU PRATAP CHANDER
IPC: G03G5/082
Filed: 1971-07-20
Abstract: A thin film of photoconductive material, esp. Se or S is evapd. from liq. phase and deposited on the polished, craze free, surface of a pure Al or Zn carrier under a vacuum of 10-3-10-7, esp. 10-5 Torr. The film thickness is 10-150, esp. 30-60 mu. Before deposition, the plate is heated for 30 mins, within the vacuum chamber to a temp. of 50-200, esp. 70 degrees C. After deposition, the plate is annealed at 50-220 degrees C in the case of Se and at =300 degrees C in the case of S. Uniform high quality.
Patent DE-2138143-A1 (DE)
Title: Treatment of raw material contg sulphide arsenide - or antimonide - by crushing and leaching
Inventor: GERLACH JOHANNES PROF DR ING
IPC: C22B3/04
Filed: 1971-07-30
Abstract: Treatment of raw material contg sulphide, arsenide or antimonide - by crushing and leaching. Process consists of intensely crushing the raw material to increase the disorder of crystal lattice and then leaching the crushed raw material with an acid in the presence of oxygen.
Patent DE-2206196-A1 (DE)
Title: Hexachlorophene leucitol based medicament - for treatment of skin disorders, esp spots and eczema
Inventor: PETERSEN HARALD
IPC: A61K45/06
Filed: 1972-02-10
Abstract: The medicament contains a combination of hexachlorophene (I), leucitol (II), penicillin (III), and Bergamot oil (IV) in a soln. of absolute alcohol. A claimed compsn. consists of 0.2 g. (I), 5 g. (II), 3 x 106 I.V. (III) and 0.5 g. (IV) dissolved in 100 g. absolute alcohol.
Patent DE-2206705-A1 (DE)
Title: Colour luminescent screen prodn - using complexing agent in sensitive material for improved raster edges
Inventor: KROENES GERHARD
IPC: H01J9/227
Filed: 1972-02-12
Abstract: Luminescent screen for colour picture CRTs is produced by applying several raster layers using radiation-sensitive layers which change their solubility in a solvent when partly exposed through a mask and are sensitised by the addn. of bichromate. The material also contains a complexing agent, which complexes part of the Cr(III) formed on exposure and thus regulates the amt. of Cr(III) entering into a cross-linking reaction with the sensitive material. The method is used in the prodn. of screens with phosphor elements having a a smaller area than the apertures in the mask used. The boundary edges of the raster layers are more uniform and accurate. Pref. the sensitive material (I) is PVA the sensitiser (NH4)2Cr2O7 in an amt. of 0.01-0.5 (0.03-0.1) g/g (I) and the complexing agent the di-Na salt of EDTA in an amt. of 0.005-0.5 (0.01-0.03) g/g (I). The pH is adjusted to the optimum for the complexing agent.
Patent DE-2228475-A1 (DE)
Title: Cyclopenta-and cyclohexa-benzopyrans - useful as steroid inters
Inventor: EDER ULRICH
IPC: C07D317/44
Filed: 1972-06-08
Abstract: Cpds of formula (I): (where R1 and R3 are alkyl; n = 1 or 2; A-B is CH-CH2 or C=CH; X is opt. esterified or etherified OH and Y is H or X + Y is oxo; W is (CH2)3ZR4, (CH2)2CH=CV-R5, (CH2)3COOR6 or (CH2)3CN; V is halogen; Z is ketalised CO or opt. esterified or etherified CHOH; R4 and R5 are alkyl; R6 is alkyl, aryl or aralkyl) are inters in the total synthesis of pharmacologically active steroids.