baber/WOPTO huggingface dataset:
Patent DE-4006158-A1 (DE)
Inventor: VOGT HOLGER DR ING
IPC: H01L21/265
Filed: 1990-02-27
Abstract: A process for improving the electrical and thermal insulation of a silicon island comprises the following steps: implantation of oxygen in a highly doped, monocrystalline silicon region (1; 4a) in order to produce an embedded, insulated SiO2 layer (2), the highly doped, monocrystalline silicon region being produced by high doping of a layer near the surface of a low-doped substrate by means of ion implantation and subsequent annealing, the ion implantation being carried out before the production of the embedded, insulated SiO2 layer (2) by implantation of oxygen; annealing of the laminar structure (1, 2, 3) produced; deposition of a monocrystalline silicon epitaxial layer (4, 4a, 4b) the doping of which is low in comparison with that of the highly doped silicon region; production of a trench etching mask (5, 6, 7) containing a doping substance diffusion barrier (6) on the silicon epitaxial layer (4, 4b); definition of the trench (8) by means of photolithography; etching of the trench (8) as far as the embedded, insulated SiO2 layer (2), which acts as an etching stop mask; introduction of a high doping into the trench side walls (9); insulation (10) of the trench walls (9); filling (11) in of the trench (8).
Patent DE-4010139-A1 (DE)
Title: Connection of starting capacitor for starting single phase motor - using switch with magnet coil connected to voltage of operating capacitor
Inventor: AKBAR SAMY
IPC: H02P25/04
Filed: 1990-03-29
Abstract: The voltage of the switched on starting capacitor (4) is only switched-off when the motor is up to speed. The starting capacitor (4) is connected to the first voltage terminal (12) across an AC thyristor or triac (6), the control electrode of which is connected to a second voltage terminal (12) and across a supply line, which has two effective resistors (7,8) working in series. A second triac (9) is connected to the junction point between the two resistors (7,8), which connects this junction point to the first voltage terminal (12).  The control electrode of the triac (9) is connected to a common point across an effective resistor (10) also a diac (13), which connects the two effective resistors (14,15) in series, which are connected to the voltage of the operating capacitor (5). USE/ADVANTAGE - Starting circuit for capacitor start and run single phase motor. Capacitor circuits are independent of conventional auxiliary timing relays or motor current final motor rpm.. Gives higher reliability, power and efficiency.
Patent DE-4015490-A1 (DE)
Title: Spiro:cyclic boric acid ester(s) - used as flame retardants for plastics
Inventor: HORACEK HEINRICH DR
IPC: C07F5/04
Filed: 1990-05-15
Abstract: Use of spirocyclic boric acid esters (I) of formula (I) as flame retardants for plastics is claimed. In (I) R1 and R2 = independent bivalent gps. of alcohols with 2-6 OH gps. or common tetravelent gp. of pentaerythrite; Z = N-base; M = 1-3. Also claimed are: (i) a plastic contg. 5-50 wt.% (I); (ii) the cpd. (I) as above in which R1 and R2 are independently bivalent gps. of pentite or hexite or commonly tetravalent gps. of pentaerythrite, Z guanidine, piperazine or melamine and m is as above. ADVANTAGE - (I) have good flame retardant effects and are halogen-free.
Patent DE-4026184-A1 (DE)
Inventor: BEHLER ANSGAR DR
IPC: C09K23/18
Filed: 1990-08-18
Abstract: The residual content of free alkylation agents in aqueous solutions of cationic tensides can be substantially reduced by subsequent treatment of the solution with amine compounds.
Patent DE-4027953-A1 (DE)
Title: Antitheft device for vehicle -  incorporates lock for immobilising seat in inclined position
Inventor: ROSENMEIER GEORG
IPC: B60R25/01
Filed: 1990-09-04
Abstract: The antitheft system is for a vehicle. There are carrier plates (4,5) which are fitted respectively to the lower part (2) and the back rest (3) of a front seat (1). - The back of the seat is moved forward about a shaft (6) and locked into position by means of a bolt (14) passing through holes in both carrier plates.
Patent DE-4033403-A1 (DE)
Title: Automatic insulating glass sealer - has additional manual jet to seal edges of glass with special shapes
IPC: E06B3/673
Filed: 1990-10-22
Abstract: The appts. to fill the edge joints of insulating glass panes with a sealing mass, automatically has an additional hand-held and operated filling jet (27) at the end of a tube or pair of tubes (22a,22b). According to selected use, the feed system (31-34) supplies either the automatic filling jet (9) or the end of the tube (22a,22b) with the manual jet (27). The automatic sealing jet (9) can be exchanged through a separating coupling (15) connected to the feed (31-34), and the tube for the manual jet (27) can be fitted to the coupling (15) through the connection at the end of the tube. The coupling (15) is a snap-fit bayonet. A further mixer (42) can be fitted to the hand grip (26) of the manual filling jet (27) to take the paired tubes (22a,22b) from two sets of sealant feeds (31,33; 32,34). Two reversing valves (39,40) are between the feeds (31-34) and the two mixers (30,42) to give the selected feed path either to the automatic sealing jet (9) or the manual jet unit (27). The manual jet (27) together with the feed tube and mixer (42) can be stored in a freezer, and can be warmed in a hot water bath. ADVANTAGE - The appts. gives an automatic sealing action on insulating glass assemblies with regular contours, and can also be used to seal glass panes with special shapes.
Patent DE-4035224-A1 (DE)
Title: Continuously preforming reinforcing material for synthetic parts - involves holding reinforcing material in vertical frame during processing
Inventor: WEYRAUCH DETLEV
IPC: B29C51/12
Filed: 1990-11-06
Abstract: A heated pre-forming press for reinforcing material for synthetic components holds the reinforcing material in a tension frame during the process. The component can be held vertically in a frame while mounted by the edges and the frame is transported vertically in and out of the press in a heating chamber. Pref. glass fibre fabric is placed in a frame at a mounting station and is conveyed to a pre-forming press. The resin component is supplied by a dosing unit to a carrier which holds the assembly containing the frame, all the stages being linked by mechanical conveyors. The frame is kept in a vertical position during the pre-forming process to avoid distortion. USE/ADVANTAGE - The method provides premoulded reinforcing material, e.g. glass fibre fabric, on a continuous process without distortion. (0/16)
Patent DE-4039723-A1 (DE)
Title: Tubular bicycle and luggage frame for rear of vehicle - incorporates system of attachment by hooks and support
IPC: B62J7/02
Filed: 1990-12-13
Abstract: The bicycle and luggage holder is for the tailgate of a vehicle. It comprises a tubular frame attached to the tailgate and supported on the vehicle body. The holder consists of a basic carrier (1) with upper and lower hooks (5,20) for the upper and lower edges of the tailgate, and a lower support (24) the end of which swivels about an axis (34). USE/ADVANTAGE - Holder which is securely attached to the rear of a vehicle and which avoids the danger of overloading.
Patent DE-4039960-A1 (DE)
Title: 1,2-di:chloroethane prodn. - by reaction of chlorine and ethylene in di:chloro-ethane circulating in specified reactor-condenser system
Inventor: RECHMEIER GERHARD DIPL CHEM DR
IPC: C07C17/02
Filed: 1990-12-14
Abstract: Prodn. of 1,2-dichloroethane (I) comprises reaction of ethylene (II) with technically pure, inert gas-contg. chlorine (III) in a reactor contg. circulating (I) as reaction medium, at 110-150 deg.C and 2.5-7 bar in the presence of a normal Cl-transfer catalyst. (II) and (III) are injected separately (in the mol. ratio (1.002-1.015):1) into the circulating (I) under the reactor and passed into the central cylindrical space of the reactor where reaction occurs with prodn. of (I); the (I) flows upwards over the edge of this space, down through an inner annular space surrounding the centre space, and then up into an outer cylindrical space; a constant amt. of liq. (I) is taken off from the side of the outer cylinder, cooled in a heat exchange zone and returned to the bottom of the reactor; pure gaseous (I) is taken off as prod. from the top of the outer cylinder at a pressure below the reaction pressure and condensed in a heat exchanger. Excess (II), inert gas and (I) (vapour) are pased from the top of the reactor to the top of a condenser, from where the gases are discharged downwards through a cooling system; the liq. (I) (contg. dissolved (II)) which accumulates at the base of the condenser is returned to the input stream at the bottom of the reactor; the inert gas which is used to maintain the pressure in the reactor and the condenser accumulates in a space between the base and cooling system of the condenser, and is taken off at the side. (I) is taken out of the circulating medium, cooled and sprayed into the top of the condenser (claimed).
Patent DE-4042154-A1 (DE)
Title: Screwdriver driven by pressure medium - has medium acting on only part or on whole area of actuating piston
Inventor: BEUKE KARL
IPC: B25B21/00
Filed: 1990-12-28
Abstract: The screwdriver which is driven by a pressure medium has a head piece (10) which houses a rotatable driving ring (14) which can be coupled to the screw being driven. The ring (14) has ratchet tee-th which are engaged by a pawl (17) mounted on a lever (18). This lever (18) is driven by a piston (40). This piston has an inner surface (45) which is acted on by the pressure medium. When a great-er driving force is required a valve (57) is opened so that the pressure medium can act on the larger area (47) of the piston (40). USE - Power driven screwdriver,
Patent DE-4104674-A1 (DE)
Title: Measurement resistor temp. sensor - has flat resistive conductor formed by metal deposition on carrier in housing
Inventor: SCHNEIDER HANS LUDWIG
IPC: G01D5/16
Filed: 1991-02-15
Abstract: A sensor, esp. a temp. sensor, has a resistive conductor (5) mounted on a carrier (3) and partially enclosed by a casing (21). The resistive conductor is partially formed by a flat resistance sealed w.r.t. the exterior by a housing (22) formed by the casing (21). The conductor is partially formed as a coating, esp. by vapour deposition of a metal film which is pref. removed so as to form a conducting path and/or compensation elements (6). USE/ADVANTAGE - Sensor, e.g. forming essential part of measurement resistor, is designed to eliminate disadvantages of conventional ones, e.g. damage at operating temp., and esp. to exhibit the operating advantages of flat resistor.
Patent DE-4109315-A1 (DE)
Title: Vehicle rear-view mirror with automatic range variation - by solenoid responsive to switching of direction indicator with movement of core coupled to mirror frame
Inventor: AN MOON-HOUY
IPC: B60R1/06
Filed: 1991-03-21
Abstract: The mirror (1) is hinged (4) to a frame (3) fixed within the rearward part of the housing (2). A solenoid (5) with a sliding core or magnet (6) is fixed to the frame (3) so that the mirror (1) is pivoted or rocked by a mechanism coupled to the core. The solenoid (5) is actuated by a transistor circuit incorporating a monostable multivibrator whose time constant is switched between shorter and longer values by the driver's operation of the direction indicator switch. ADVANTAGE - Angle of reflection of mirror is varied automatically as vehicle's direction is altered.
Patent DE-4112190-A1 (DE)
Title: Swivel-mounted luggage rack - is for roof of mobile home and has hand-operated lifting arm to lower rack to convenient level
Inventor: KOTHE HELMUT
IPC: B60R9/042
Filed: 1991-04-13
Abstract: The luggage rack (1) runs over one or more guides (2) arranged on a roof edge and which can be swivelled down below the roof level. The lifting arm (6) is mounted to turn about an axis (7) outside the vehicle wall and can be pulled downwards using the handle (8), while a return mechanism in the form of a gas spring (11) moves the rack back to its upper position. USE/ADVANTAGE - Luggage rack for the roof of a vehicle which can be lowered to a convenient working level and is especially suitable for carrying items such as boats and surf boards on the roof of a mobile home.
Patent DE-4112468-A1 (DE)
Title: Temp. measuring equipment in biological tissue - uses thermocouples each permanently connected to metal cap at tip with poly:tetra:fluoroethylene
Inventor: SEIDEL HEIKO
IPC: G01K1/16
Filed: 1991-04-17
Abstract: Temps., partic. in biological tissue, are measured using a large number of thermocouples, one at least of which serves as a datum point. Wiring connects them to a contact unit, forming a detachable connection to the supply and evaluation systems. Each thermocouple is permanently connected to a metal component at the tip, pref. comprising a spherical, oval or cone-shaped cap. The other metal components are annular. The outer casing is a plastic hose, pref. of PTFE, and sealed watertight to the tip. ADVANTAGE - Direct measurement of temp. distribution in body tissue during thermo-therapy may be effected.
Patent DE-4115111-A1 (DE)
Title: Multi-track work-painting system - transports to single main drying oven after initial drying
Inventor: OGASAWARA TOSHIFUMI
IPC: B05B13/02
Filed: 1991-05-08
Abstract: The system paints work(W) in a number of tracks(CL), each having a painting zone(SP) and a drying oven(PB) for the coat applied. After drying, the work is transported from each track to a single oven (MB) carrying out the main drying operation. Initial drying can be carried out in two successive ovens(PB1,PB2). The work can be painted in successive tracks and dried before passing to the main oven. ADVANTAGE - Minimises oven dimensions and is widely adaptable.
Patent DE-4115462-A1 (DE)
Title: Coupling device for single-core fibre-optic cable - has 2-part bayonet-locking connector construction for simple field assembly
Inventor: ZINN BERND
IPC: G02B6/38
Filed: 1991-05-11
Abstract: The coupler for a single core (6) sleeved (5) fibre-optic cable comprises two similar parts (1, 2) and a housing (3). A barrel (9) in each section narrows conically (10) to form a retaining tube (11) for the end of each inner core (7), whose poished faces (8) butt together when joined. The conical section (10) forms a stop (5a) for the outer sleeve (4). A bayonet locking mechanism (26, 33) secures the assembly. ADVANTAGE - Simple fibre-optic assembly and waterproof connector construction. Allows in-situ polishing of core faces.
Patent DE-4117571-A1 (DE)
Title: Divided flywheel structure
Inventor: JAECKEL JOHANN
IPC: F16F15/12
Filed: 1991-05-29
Abstract: A divided flywheel comprises a first flywheel mass (2) fixable on an internal combustion engine and a second flywheel mass which can be engaged with or disengaged from a gearbox by a clutch.  The flywheel masses are journalled relative to each other by way of a bearing (4). The masses have a damping device between them, housed in a torus (9) which lies around the outer periphery of the flywheel.  The second flywheel mass lies partly within the envelope defined by the torus (9) and the torus itself lies outside the friction damdiameter of the clutch.  The damping device comprises helical compression springs (9) within the grease-filled torus (9).  A wall (17) of the torus is adjoined by a membrane seal (18).
Patent DE-4118339-A1 (DE)
Title: Lottery coupon - has coatings of microcapsule and reactive ink components to transfer entries to customer's copy without carbon paper
Inventor: STAEUDLE WOLFGANG
IPC: B41L1/22
Filed: 1991-06-04
Abstract: The paper form which spontaneously folds back, esp. for lotteries. etc., where entries on the face of the coupon are transferred through to a customer's copy, has a coating on the reverse side of the original section of the form which contains at least one component of a reactive ink copying action. The reverse side of the original section of the coupon also has a second coating contg. a further component of the reaction ink copying system, and at least one of the components is contained within microcapsules to be released by pressure to react with the other component to form an inked copy of the original entry. Both components are applied evenly over most of the reverse side of the original section of the coupon. When the form is folded, a centre sheet is developed from the whole of the paper form or it is stuck at one edge of the form. The centre sheet has a coating of the second reactive ink component, at least on the side facing the customer's copy part, and the centre sheet is permeable. The face side of the form is coated over most of its surface with a material containing pigments. The paper for the form, and for the centre sheet if used, is from recycled paper or a paper derived from wood, and is unbleached. ADVANTAGE - The paper material eliminates the need for carbon paper between sections of the form, to give a cleaner usage without generating waste and affecting the environment.
Patent DE-4120984-A1 (DE)
Title: Sensor with magnetic film on shaft element - has liquid contg. magnetic, bonding and solvent materials applied to non-magnetic film metal shaft element is rotated
Inventor: KAWADO YASUHUMI
IPC: G01L3/10
Filed: 1991-06-25
Abstract: The sensor (4) with a magnetic film (1) for magnetic recording and with a metal carrier (3) of essentially magnetic material has a film layer (2) of non-magnetic material between the magentic film and the metal carrier. The non-magnetic film is not open to the outside at its ends. The metal carrier can be part of a shaft. The magnetic film can be applied to the non-magnetic film on the carrier by applying a liquid contg. magnetic, bonding and solvent material to the non-magnetic film as the shaft is rotated. USE/ADVANTAGE - Prevents stray losses of magnetic flux and e.g. for measurement of torque, rotation speed and angle of shaft element.
Patent DE-4128394-A1 (DE)
Title: Electrical power network monitoring equipment - contains electromechanical pulse transducers, and switch with two electromagnets and diaphragm moving contact bolt to send pulses to computer for evaluation
Inventor: STARGARD SIEGFRIED
IPC: H02H3/00
Filed: 1991-08-23
Abstract: An arrangement for monitoring electrical networks feeds pulses representing the state of a network to a computer which passes the necessary pulses to a switching station after evaluation. One (3) of two electromechanical pulse generators (3,4) connected to a line (7) in the network is also connected to an electrical switching device (1) with two electromagnets (9,10) and a membrane (14) carrying a contact bolt (13). The other pulse generator (4) is connected via a pulse divider (5) and thyristor to plates (16,17) concentric to the bolt. The pulse divider also passes pulse to the computer. USE/ADVANTAGE - Ensures accurate and reliable delivery of pulses representing state of network despite presence of switching noise.
Patent DE-4129806-A1 (DE)
Title: Textile card with revolving flats - has air extn. equipment which separates fine fibre from trash
Inventor: BARTH GERHARD
IPC: D01G15/82
Filed: 1991-09-07
Abstract: Textile card includes an air extn. arrangement to cover the opening roller, the clearer for the revolving flats, the doffer roll, and the fibre delivery zone. Further air extn. takes place under the swift entry and exit, with a common extn. box and air duct. This has a magnetic regulated cover, which swivels inside the extn. box between one type of air extn. tube from the bottom, and the other tubes which are situated at the top of the machine. ADVANTAGE - There is economy of energy for the air extn. system, and also of space and equipment.
Patent DE-4131643-A1 (DE)
Inventor: HIPPER AUGUST DIPL ING
IPC: B65G49/04
Filed: 1991-09-23
Abstract: An apparatus for the thermal pretreatment of wood blanks (12) is disclosed, the wood blanks (12) being arranged in radial pockets (10) of a drum (1) which is filled with a heat-treatment medium. Here, an inner drum (8) is rotatably mounted in a fixed outer casing (2). The radial pockets (10) are formed on the outer periphery of the inner drum (8). Two solutions are proposed in which the blanks are now arranged in their longitudinal extent parallel to the axis of rotation of the inner drum and then in the radial direction of the inner drum. An apparatus of this type is distinguished by a small space requirement, where the heat losses can be substantially reduced compared with conventional apparatuses. <IMAGE>
Patent DE-4131826-A1 (DE)
Title: Amperometric sensor e.g. for oxygen sensor - has multi-surface working electrode in electrolyte with each portion of cathode surface smaller than its distance from inside of osmotic membrane
Inventor: HERRNSDORF JOHANNES DIPL PHYS
IPC: G01N27/49
Filed: 1991-09-20
Abstract: A vessel (3) is open at one side for introduction of the electrolyte (2) into a space which is closed by a membrane (5). Immersed in the liq. are a working electrode (cathode) (6), a counter-electrode (anode) (7) on the same substrate (9) and pref. a reference electrode (8). The membrane (5) allows diffusion esp. of oxygen into the working space and its inside is spaced at a definite distance from the part of the cathode surface which is in contact with the electrolyte (2). ADVANTAGE - Contact effect tending to falsify measurements is minimised by subdivision of electrode surface
Patent DE-4135908-A1 (DE)
IPC: G11B7/09
Filed: 1991-10-31
Abstract: The invention relates to an actuator arrangement to improve the read-out or writing-in of data on a substrate. The actuator arrangement contains at least one elastic moulding (F1... F4) which permits both a straight movement and the deflection of the actuator at an angle and has a number of active moving means corresponding at least to the number of directions of movement. The field of application concerns video, audio or data reproduction and recording devices.
Patent DE-4136434-A1 (DE)
Title: Folding map with book-type register adhered in ribbed envelope - is arranged with last page along envelope fold and map on edge of one page with fold length on envelope
IPC: G09B29/04
Filed: 1991-11-01
Abstract: The foldable map (1) folding arrangement comprises a parallel fold, two to twelve zigzag folds, and a cross bridge fold. The book-type register (2) has staples and the envelope (3) has four, six or eight pages, being double or quadruple ribbed. The ribbed enveloped is pressed with one inside by means of a lateral adhesive union near to the edge of a page of the folded map and simultaneously with the other inside on the last page of the book-type register near the fold. USE/ADVANTAGE - To enable a town or country map to be handled by a user more comfortably.
Patent DE-4142676-A1 (DE)
Title: Measurement of objects, esp. gear wheels, using projected stripe pattern, - involves evaluating periodically projected stripe patterns with projection-detection arrangements for front and rear tooth edges
Inventor: HANSSEN ADALBERT
IPC: G01B11/24
Filed: 1991-12-21
Abstract: The method involves periodically projecting stripe patterns onto the object and forming images of the projected patterns on one or more camera sensors. The patterns recorded by each projection-detection arrangement are separately evaluated by computing the strip phases from the recorded images. The forward tooth edge (1a) of a gear wheel (1c) is measured with one projection-detection arrangement (P1) and the rear tooth edge (1b) is measured with another (P2). USE/ADVANTAGE - For rapid, accurate optical object measurement, esp. of the functional surfaces of gear wheels.