baber/WOPTO huggingface dataset:
Patent DE-3928457-A1 (DE)
Title: Axial shaft bearing for spindle shaft - has housing for shaft and piston cylinder unit
Inventor: LANG KLAUS DIPL ING
IPC: F16H25/24
Filed: 1989-08-29
Abstract: The axial shaft bearing is esp. for a spindle shaft.  It has a housing in which the shaft is mounted and on which axial tensile force is exerted by a piston-cylinder arrangement (39) at one end of the shaft.  Pressure is exerted on both sides of the piston (38) whose surfaces (44,45) are variable. On each side of the piston are the chambers of a cylinder. USE/ADVANTAGE - The tensile forces on the spindle shaft are reduced, and the mechanical load on the axial bearings and machine load is reduced.
Patent DE-3929869-A1 (DE)
Title: Rim brake for bicycle - incorporates return spring movably held on spring holder
Inventor: BRETSCHNEIDER MARTIN DIPL ING
IPC: B62L1/12
Filed: 1989-09-08
Abstract: The rim brake has symmetrical return movement. It has two brake arms (3,4) held on their own or a common bolt, and carrying opposite brake blocks (1,2). The arms are loaded by a common return spring, which is fastened to a stationary spring holder between its two side arms. The spring is located moveable in or on the spring holder (6). During brake arm movement, the central section of the spring executes a movement, which transfers from one side to the other, and thereby couples the movement of both sides. USE - Rim brake on bicycle.
Patent DE-3932524-A1 (DE)
Title: Single chamber, spring loaded braking  cylinder - is for vehicle brakes brakes, and has housing in several parts, with piston rod
Inventor: SIEBOLD MANFRED
IPC: B60T17/08
Filed: 1989-09-29
Abstract: The single-chamber, spring-loaded (19) braking-cylinder for compressed-air vehicle brakes has a multiple-part housing (2) in which the single-chamber braking cylinder (4, 5) and the spring-loaded (19) braking cylinder are coaxially positioned  behind each other. A partition has a central hole for the piston-rod (14) of the spring-loaded (19) braking cylinder (1) to go through. The spring (19) is placed on a piston-rod foot (27) smaller than the outer diameter (C) of the tubular piston rod (26). USE/ADVANTAGE - Spring-loaded braking cylinder for vehicle pneumatic brakes. The wall thickness of the piston rod and piston are kept as thin as possible.
Patent DE-3934807-A1 (DE)
Title: Streamlined front spoiler for vehicle - incorporates grooves and slots to duct cooling air to wheels
Inventor: BURCKHARDT MANFRED DR ING
IPC: B60T5/00
Filed: 1989-10-19
Abstract: The air collecting ducts start as shallow grooves running to each side of the vehicle from a shallow centre. Near the vehicle edges the ducts are completely enclosed in the spoiler and lead to the insides of the front wheel arches (4).  The cooling air is ducted through the wheels to cool the brakes. The inside of the ducts progressively runs from a shallow angle to tangential to the sides of the vehicle.  The front wheels have louvres in the wheel rims to pull cooling air through the wheels. USE/ADVANTAGE - increased cooling for vehicle radiator with no increase in drag.
Patent DE-3936746-A1 (DE)
Title: Safety cigarette-lighter for use in car - has flame surrounded by straight or bent tube
Inventor: SCHAEFER LUTZ
IPC: F23Q2/50
Filed: 1989-11-04
Abstract: The safety cigarette lighter is so designed that the flame is not exposed, but is enclosed by a straight or angular chimney-like, perforated tube. The tube can, in turn, be enclosed by a refractory sleeve, and can be a separate component, fitted or removed as desired. ADVANTAGE - No dazzle, storm-proof, and can be used by a motorist without taking his eyes off the road.
Patent DE-3937622-A1 (DE)
Title: Transporter vehicle hoist for raising and lowering lifting equipment - has boom pivoting, about longitudinal axis, between position centrally behind cabin, and position at vehicle side
Inventor: SCHAUERTE RAINER
IPC: B60P1/48
Filed: 1989-11-09
Abstract: The transporter vehicle has a hoist between the driver's cabin and load surface, for raising and lowering lifting equipment. The hoist has at least one, esp. hydraulically operated boom (14) pivoting about an axis (18) parallel to the vehicle's length. The boom free end (at 15) pivots from a raised position, near the centre of the cabin back wall, to a lowered position at the vehicle side. ADVANTAGE - Simple, space-efficient and low cost design.
Patent DE-4000185-A1 (DE)
Title: System for preventing cavitation in hydrostatic gearing - has hydrostatic circuit with drive pump with variable displacement
Inventor: CHATTERJEA PROBIR K
IPC: F16H61/42
Filed: 1990-01-05
Abstract: The hydraostatic gear has a closed circuit and a drive pump with variable displacement, wherby a motor is connected by a first hydraulic lead and a second hydraulic lead to the drive pump. A pressure accumulator is attached by a first non-return valve to the second hydraulic lead by the second non-return valve. ADVANTAGE - The pressure accumulator is attached to the hydraulic circuit so that cavitation is avoided and increased fluid flows in the circuit.
Patent DE-4001148-A1 (DE)
Title: Feeding external air into tractor cabin via conduits - incorporating filter elements readily accessible from exterior
Inventor: WAGNER JUERGEN
IPC: B60H1/00
Filed: 1990-01-17
Abstract: External air is drawn into the roof of a vehicle cabin esp. on an agricultural tractor and is drawn by a blower down one or more generally vertical conduits (24) in the vicinity of the rear uprights, to be discharged into the cabin from outlets (32) at various levels. At the end of each descending conduit is a compartment (26) holding a large-surface air filter (40), also generally vertical. Each filter is behind an external cover (44) readily detachable and permitting easy access and replacement of the filter. An air conditioner (22) may be incorporated in the ventilation line.
Patent DE-4001169-A1 (DE)
Title: Roller mounted board for cycle punting - has front and rear wheels and raised support for easier steering
Inventor: STELTER KORD
IPC: B62M29/00
Filed: 1990-01-17
Abstract: The cycle punt board comprises a standing board (4) which rises up towards the front and which has at the vehicle end two spaced wheels (3) set side by side on the same rigid axle (16). At least one pendulum roller (1) is held laterally rotatable at the front end with an articulated joint (12). A cable pawl device (15) is provided at the rear vehicle end. The board pref. rises at least 10 deg. from the rear axle (16) to the drive path. USE/ADVANTAGE - Easier operation and control of the board when punting.
Patent DE-4009736-A1 (DE)
Title: Crate for transporting bottles - has clamp elements for individual bottles in crate compartments
Inventor: BUKATSCH WERNER
IPC: B65D1/24
Filed: 1990-03-27
Abstract: The bottle crate consists of two different materials, and is for transportation and/or storage of esp. wine bottles. It consists of an outer crate, inner compartments for individual bottles, and clamp elements, to clamp and centre the bottles. The elastic clamp elements consist of a non-fatigue material (12), and each is fixed to the wall (18) of a compartment (5'), for excentric fixing of the bottle (13,13') relative to the compartment centre. The active clamp section (14) of the element projects at an angle of approx. 45 deg. into the compartment space. The lower outer housing side wall (20) has an additional floor set (21). This serves as stand for the crate (1), and as centering shoulder for stacked crates. USE - Bottle crate with clamp elements.
Patent DE-4010987-A1 (DE)
Inventor: LICHTENSTEIN HANS
IPC: C08L33/12
Filed: 1990-04-05
Abstract: The invention describes a coloured acrylic glass which is covered by organic pigment or organic dye and has improved resistance to weathering and contains, in addition to the colorant, an acid which is characteristic of the stabilisation of the colouring in the polymer matrix.
Patent DE-4019392-A1 (DE)
Title: Electrical temp. measurement sensor for liquids or gases in pipes - has carrier body secured against axial or radial displacement
Inventor: GREPPMAIER PAUL
IPC: G01K1/16
Filed: 1990-06-18
Abstract: The sensor arrangement contains an electrical measurement sensor (2) mounted on the tip of a liquid and/or gas-tight encapsulated sensor housing (1) with electrical connecting lines (5) to a cable (6) leading out of the housing. A sensor carrier (8) of non-conducting, temp. resistant material secured centrally in the housing against axial and radial displacement contains guide channels for the electrical connecting lines and attachment devices for the carrier body. The cable passes through a bush (12) centrally mounted at the cable end of the housing which has a strain relief arrangement (13,14). ADVANTAGE - Is secured against intentional or unintentional displacement from its desired position in housing.
Patent DE-4019851-A1 (DE)
Title: Determining diffusion length of minority charge carriers - generating blocking space charge zone at semiconductor crystal wafer by applying voltage
Inventor: LEHMANN VOLKER DR
IPC: G01R31/265
Filed: 1990-06-21
Abstract: An electrolyte permeated support is fitted to the back of the semiconductor crystal wafer. The latter is coupled to a voltage source via a contact between the water and an electrode in the electrolyte. Then the front side of the wafer is irradiated by light. A blocking space charge zone is generated on the rear side of the wafer by the applied voltage. By the illumination of the front side of the wafer a photo-current of the minority charge carriers is generated for measuring on the rear side. The diffusion length is determined by a specified equation, with photon flow detected by a calibrated photodiode. ADVANTAGE - Quantitative, local determination of diffusion length for wafer measuring.
Patent DE-4024066-A1 (DE)
Title: Packaging machine for adhesive or sealing compound - makes bags from continuous strip of flexible plastics
Inventor: SCHNEIDER FRIEDHELM
IPC: B65B9/213
Filed: 1990-07-28
Abstract: The machine is for making bags and then filling the bags with a viscous substance such as adhesive or sealing compound. The bags are made from a continuous strip (1) of olastics film which is formed into a tube and welded along a longitudinal seam by a machine (4). The open end of this flexible tube is sealed bya pair of clips and the flexible tube is filled with the substance by a pump (6) and rigid filler tube (3). The flexible tube is fed forwards with step-wise motion by the action of the pump (6). Pairs or clips are fitted between each filling operation.  The flexible tube is then cut between each pair of clips to form separate bages. USE - Packaging of adhesive or sealing compound.
Patent DE-4024528-A1 (DE)
Title: Method and reagent for homogeneous enzyme immunoassay - allows quantitative determn. of high molecular wt. analytes contg. only one antibody-specific binding site
Inventor: BUESCHER KARL-HEINZ DR
IPC: G01N33/542
Filed: 1990-08-02
Abstract: Determination of an analyte (I) in a sample comprises reacting (I) with a non-aggregatable enzyme-receptor complex (ER) and then with an aggregatable receptor (R). The concn. of (I) is determined by measuring the enzymatic activity in presence of an electron donor and an excess of substrate. ER is a 1:1 conjugate of peroxidase (PO) and monoclonal antibody, or antibody fragment, and conjugation is through a crosslinking agent. R is a polyclonal antibody, mixed monoclonal antibodies or a hybrid antibody. USE/ADVANTAGE - The homogeneous immunoassay can be applied to quantification of even high mol. wt. (I) having only one antibody binding site. It is based on the fact that reaction of ER with (I) and R causes a modulation of enzymatic activity in a manner dependent on (I) concn..
Patent DE-4026594-A1 (DE)
Title: Chair with adjustable backrest - is adjusted by mechanism driven by toothed belt from rotatable knob
Inventor: BERGHAUS KLAUS
IPC: B60N2/225
Filed: 1990-08-23
Abstract: The chair has a backrest (13) which can be adjusted for angular position relative to the seat.  The adjustment mechanism is actuated by a knob (40) which rotates a toothed wheel which engages a toothed belt.  The toothed belt drives a second toothed wheel which is mounted on a shaft. This shaft has an integrally formed collar which has a conical external surface.  This conical surface engages the conical bore of a gear wheel with external teeth which engage the teeth of an internally toothed gear which is rigidly fixed to the backrest. There is sufficient radial clearance between the two gearwheels to accommodate the eccentricity of the eccentric shaft. USE - Chair with adjustable backrest.  @(8pp Dwg.No. 1,2a,2b/7)
Patent DE-4026692-A1 (DE)
Title: Flowmeter using inductive pick=up assigned to rotor - of plastics material with metal layer or coating
Inventor: SEULEN MICHAEL G
IPC: G01F1/075
Filed: 1990-08-23
Abstract: The rotor (22) is installed in the housing (16) through which the fluid flows. The rotation pick-up is installed outside the flow chamber (46). The rotor is of plastics material with a set of blades (24) and is provided with a metal inlay or coating (28) in order to activate the inductive pick-up in pulsed fashion. The rotor and axle (26) are rigidly bonded. A flow shutter (36) is assigned to the inlet opening (18) of the housing. This shutter is variable by an adjuster operable from outside. The shutter can be in the form of a bowed strip installed between the rotor and the cylindrical flow chamber. ADVANTAGE - Compact yet responds to relatively low flow rate, i.e. highly sensitive. Low wear.
Patent DE-4028277-A1 (DE)
Title: Mobile container for roll=on roll=off system -  consists of folding bellows type appliances beneath base, with threaded flange and rotary lock
Inventor: SCHATTA MARTIN
IPC: B65G7/06
Filed: 1990-09-06
Abstract: The mobile container for a roll-on-roll-off system onto lorries, trucks, ships and aircraft, incorporates a pneumatically driven rectangular and/or round folding bellows-type appliance (12) contained in the storage-compartment (12) beneath the container base (3). The base-surface on which the folding-bellows appliance (12) rests has the brake-lining (14). The threaded flange in which is fixed a wheel-threaded-bolt (2) is positioned beneath the container-floor (3). A folding rotary-lock consists of a stop-arm welded on one side of the rotary-link socket to the wheel-thread-bolt (2), and on the other side, the stop-arm is restricted by the arm of the double-T-shaped support (10). USE.ADVANTAGE - Containers are quickly, compactly transported.
Patent DE-4031098-A1 (DE)
Title: Servicing equipment for motor vehicle brakes - offers compressed air venting and pumped filling of brake system with fresh fluid
Inventor: PEHL HORST
IPC: B60T17/22
Filed: 1990-10-02
Abstract: The service equipment has a cylindrical tank (1) with a plastics liner (2). The top of the equipment has an electric motor (13) which selectively drives a hydraulic pump (5) or a pneumatic pump (9) via belt drives. The pneumatic pump vents the hydraulic brake system of the vehicle and the hydraulic pump applies fresh fluid. A switching valve (11) selects either flow. The hydraulic fluid is pumped through a filter (6) to prevent foaming. A selector switch (17) operates either pump and a manometer (12) controls the venting pressure. The fresh hydraulic fluid is pumped through the brake system until non-aerated fluid is vented. ADVANTAGE - Removes all of old fluid with min. wastage.
Patent DE-4038725-A1 (DE)
Title: Cross rail distributor for multi-processor system - uses memory device to distribute synchronous input bit streams between output lines
Inventor: BEHRENS MICHAEL DR
IPC: H04J3/04
Filed: 1990-12-05
Abstract: The cross rail distributor has several input lines synchronously supplied with a serial bit stream, the supplied serial bit streams distributed between the output lines (14) via a memory device (5). The bits within the serial bit stream provide an address, used to access a dataword defining the required distribution of the bits w.r.t. the output lines (14). Pref. the address inputs (7) of the memory device are coupled to a multiplexer (4) for selective connection to the input lines (15) or the address lines (10). USE - For intercoupling microprocessors to provide multi-processor system.
Patent DE-4038726-A1 (DE)
Title: Rotary capacitor tensioning device - uses spring loaded tensioning tongs to set each capacitor to defined rotary position
Inventor: GESELL BODO
IPC: H01G5/01
Filed: 1990-12-05
Abstract: The device allows each successive capacitor to be set to a defined angular position using a pair of translatory drives (St1, St2) for a capacitor feed rod (9a) and a feed table (1) having a feed window defined by a vertical frame with wedge shaped feed surfaces on its inner sides. The capacitor (10) positioned within the feed window (3) is tensioned via a tensioning tongs (8a) provided with a coil spring (4) and a tensioning sleeve (5), with at least 2 noses of a press lever (6b) fitting between the latter and the bearing (7) for the tongs shaft (8b). ADVANTAGE - Automatic rotary capacitor tensioning.
Patent DE-4102231-A1 (DE)
Title: Beam lifting grid for bound steel rod bundles - has angled levers at double carriers for the divided horizontal sections
Inventor: SCHULZE WERNER
IPC: B65G25/02
Filed: 1991-01-23
Abstract: The lifting beam grid to carry bound bundles of rod steel from a binder, at a light section and medium section rolling mill, has a number of double carriers (1) at intervals along the horizontal stretch of the lifting grid above the binding machine (18), with angled levers (3,4) fitted with rollers (7). They are connected to a drive lever (15) through draw rods (5,6). The drive lever (15) is coupled to a hydraulic cylinder (14). Pref. the mounting for the outer leg of the angled lever (3,4) is fitted in the double carrier (1), and the rollers (7) are fitted to an additional centre leg. The drive levers (15) are interconnected by intermediate rollers. ADVANTAGE - The mechanism gives the required vertical and horizontal movement to the beam grid assembly, with a simple mechanical construction, which requires no additional space below the carriers.
Patent DE-4105830-A1 (DE)
Inventor: MAILLIET PIERRE
IPC: G01K13/12
Filed: 1991-02-25
Abstract: The probe comprises a support in the form of a sheath, a series of internal pipes, retained by spacers and connecting orifices distributed along the sheath to a device for measuring and for receiving the gas samples outside the furnace, and thermocouples arranged at the level of the said orifices. In order to enable the pipes to be replaced without disassembly of the probe, the said orifices are situated in steps provided in the sheath, while the internal pipes, for taking gas samples and heat measurements are all individual, straight and exchangeable elements housed in straight support and protection channels, each traversing the sheath from the outside as far as the respective step.
Patent DE-4110897-A1 (DE)
Title: Connection system for car radio aerial
Inventor: RASCA LUIGI
IPC: H01R13/646
Filed: 1991-04-04
Abstract: A road vehicle radio (5) has a rectangular section body and slides into a housing (2) permanently installed in the dashboard console. At the rear of the housing a pair of coaxial cable connector sockets (14) is securely latched into slots. The connecting pins are located (15a, 15b) facing towards the radio. At the rear of the radio, a pair of screened coaxial cable plugs (11) is provided. As the radio is inserted the plugs engage the connecting sockets. The aerial is coupled by a lead (8) with a screened connector (7).
Patent DE-4112245-A1 (DE)
Title: Filler valve for fuel storage tank - has vent for oscillating flow of fuel vapour between supply tank and storage tank
Inventor: GROTEFELD DIETER
IPC: B67D7/02
Filed: 1991-04-15
Abstract: The fuel, used by vehicles on a construction site, is stored in a tank installed on the site. This storage tank has a connector pipe (10) to which the filler valve is connected. The filler valve can be connected to the filler hose which is connected to the tank of the fuel delivery vehicle. The filler valve has an opening for a dip stick for checking the quantity of fuel in the storage tank. This opening is sealed by a screw cover. The filler valve also incorporates a connection which allows fuel vapour in the delivery vehicle flowing into the storage tank and to oscillate beween the two tanks. USE/ADVANTAGE - Filler valve for fuel storage tank. Prevents oscillating flow of fuel vapour.
Patent DE-4114530-A1 (DE)
Title: Work platform support bracket - has supporting bolt on wall bracket which can be laterally adjusted to accommodate slight errors in setting dot
IPC: E04G5/04
Filed: 1991-05-03
Abstract: The wall attachment (1) is anchored into the concrete or similar wall, through a bolt (14). The bracket has a hanging bolt (6) protruding from it below the hanging bolt. The work platform (16) is hung from this hanging bolt (6) being held there by a bolt head (4). The bracket allows the bolt to be moved laterally to accommodate small setting out errors. USE/ADVANTAGE - Adjustable wall bracket allows for small adjustments in fitting platform to wall of building.
Patent DE-4114848-A1 (DE)
Title: Rigid axle for drive wheels of agricultural machine - uses matching holes in cast components symmetrical to inclined axis
Inventor: KATZENSTEINER ROMAN
IPC: B60B35/16
Filed: 1991-05-07
Abstract: The rigid axle for the drive wheels of an agricultural machine, has a multipart axle housing on the central part (1) of which are mounted left and right axle bridging housings (12). The holes (13) provided for mounting purposes are symmetrical to a vertical (7). Complementary holes (9) in the central housing are symmetrical to an axis (10) which is inclined about the leading and trailing angles of the steered wheels in relation to the same vertical. ADVANTAGE - Axle housing for a rigid axle which can be produced by casting techniques.
Patent DE-4116175-A1 (DE)
Inventor: HSU MEI-LING
IPC: B29C65/18
Filed: 1991-05-17
Abstract: A continuous sealing machine with an improved sealing wheel 49 comprises two single conducting rings 42, 43 connecting positive and negative electrodes 411, 412 from power supply to an electric heater 40 which is inside the sealing wheel 49 so that wheel 49 can seal and emboss the mouths of bags. An insulating ring 44 is inserted between rings 42, 43 to insulate electrodes 411, 412 which function as ring supports. Rings 42, 43 have screw holes 421, 431 to provide bolts 422, 432 connecting electric wires 423, 433 which pass through slots 451 of shaft post 45 and which connect to heater 40. Wheel 49 is fixed at shaft 45 which has at one end a sprocket wheel 46 and another end passing through the bearing of a fixed disc 48 to rotate therein. <IMAGE>
Patent DE-4117145-A1 (DE)
Title: Chip mounting method on substrate - by heating adhesive layer to receiver chips from carrier
Inventor: TANAKA KIYOTAKA
IPC: H01L21/56
Filed: 1991-05-25
Abstract: Electronic circuit component chips, e.g. resistor, capacitors, are located (22, 24) in formed recesses in a carrier. The circuit board (30) is placed over the top of the chips in a unit with a bonding head (100). An adhesive bonding layer (36) is formed on the surface (34) of the circuit board and the chip contacts (22, 24) are engaged. Once in position the head is moved and heat is applied. Deformation of the board surface occurs to create a sound contact region. ADVANTAGE - Bonds chips into position on circuit board.
Patent DE-4120392-A1 (DE)
Title: Prevention of delay in appearance of boiling pt. in fluids in microwave oven - uses polysulphone rod with hole or bell shape at one end to induce gas bubbles
Inventor: KRUEMPELMANN THOMAS
IPC: H05B6/64
Filed: 1991-06-20
Abstract: A device is described for preventing the delay in the appearance of gas bubbles indicating the approach of the boiling pt. in a fluid heated in a microwave oven. The rod-like implement has a hole or a bell shape at one end and is mfd. in a plastic, esp. polysulphone, suitable for use in contact with foodstuffs. USE/ADVANTAGE - The device is used to indicate the approach of boiling pt. in fluids in a microwave oven, is safer than glass and is easy to mfr..