baber/WOPTO huggingface dataset:
Patent DE-4016023-A1 (DE)
Title: Switch for vehicle control cable in adverse environments - incorporates demountable shroud over switch position
Inventor: PRIESEMUTH WOLFGANG DIPL ING
IPC: H01H9/04
Filed: 1990-05-18
Abstract: A press-switch (13) at the end of a multiway cable (16) is mounted in a rubber-covered waterproof and dustproof housing designed for use in adverse conditions on civil engineering or agricultural machinery. The cable is terminated in a conical and moulded sleeve (19) opening to receive the switch section (11) which fits into locating grooves and is held positively in place by indentations in the housing where it fits over the switch. The switch can be detached from the termination by selective pressure over the cable sleeve leaving it free for examination or repair. ADVANTAGE - Has ready access for servicing without impairment of its protective qualities.
Patent DE-4017207-A1 (DE)
Title: Electrical supply with high current change speeds - using several current adjusters with symmetrically offset pulsed current cycles producing reduced inductivity in smoothing valve
Inventor: BOEHRINGER ANDREAS PROF
IPC: H02M3/158
Filed: 1990-05-29
Abstract: Consumer electrical supply source which is relatively free from vibration and has a rapidly changeable d.c. comprises several independent sources (b) each having its own similar potentially connected direct voltage adjuster (7). Each source supplies a unitary value of the output voltage fund the adjusters are operated w.r.t pulse width modulation principle with a uniformly large time cycle T. The cycle of each adjuster is symmetricaly displaced by 1/2 of the time cycle (n is number of current sources). Each adjuster produces the same adjustment control with similar ratios of switched on time TE to cycle time T. Each adjuster has a value (8) in series with it. USE/ADVANTAGE - Current source for spark erosion, cathodic sputtering and laser beam ignition systems. Time displaced series of current bursts lead to redn. in smoothing inductivity of the valves (8) to n2 their usual values and permit high current changing speeds.
Patent DE-4026562-A1 (DE)
Inventor: HEUBERGER ERICH
IPC: B65D77/06
Filed: 1990-08-22
Abstract: There is provided a cardboard packaging for liquids which consists of a folding box, an inner bag (14) arranged therein and made from a plastic material, and of a withdrawal nozzle (20) which is accessible from the outside through a hole formed in one wall of the folding box. The withdrawal nozzle (20) comprises a base plate (21) which is welded or bonded in liquid-tight fashion to the bag at the inner side of said bag in a weldless area thereof. The inner bag is only bonded to and easily detachable from the folding box wall (2) that includes the hole for the withdrawal nozzle, but, apart from this, is not bonded to the walls of the folding box. The withdrawal nozzle is therefore secured against rotation, and the bag is sufficiently fixed in the folding carton. In addition, it can easily collapse during emptying, and the packaging can be easily disassembled into its cardboard and plastic parts after use.
Patent DE-4028452-A1 (DE)
Inventor: KEUSCH SIEGFRIED
IPC: A47B21/00
Filed: 1990-09-07
Abstract: The invention relates to a frame for a work or office desk, consisting of two side table legs (30), whose upper ends are fixedly connected to one another by means of U-shaped connecting bars (36) and a cross-beam and whose lower ends are fitted with foot elements (37, 38) directed towards the front and rear side of the work or office table. The cross-beam is shaped in the manner of a trough and is open at the top and has side walls constructed as hollow profiles. The cross-beam can be closed by means of a cable duct covering (28) and additional equipment can be mounted on the cross-beam. The additional equipment can be mounted due to the fact that the cross-beam with the side walls is constructed as a sheet metal profile section (20), that U-shaped connecting bars (36) are inserted into the receptacle of the sheet metal profile section (20) at both ends, which bars are connected to the sheet metal profile section (20) and the table legs (30), and that insert connectors (50) are inserted into the ends of the side walls constructed as hollow profiles of the sheet metal profile section (20), the insert connectors having attachment receptacles for mounting the additional equipment which are accessible at the end sides and via gaps in the side walls of the sheet metal profile section (20). 
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Patent DE-4034658-A1 (DE)
Title: Optical print head module - has PCB with optical cells on ceramic carrier and angled surface between units
Inventor: SPRINGER JOHANN DR RER NAT
IPC: B41J2/447
Filed: 1990-10-31
Abstract: Optical print head modules (1) are formed in series. Each module has a carrier in the form of a p.c.b (3). In the middle of the p.c.b. an optical gating line (10, 20, 30) consists of a substrate of PLT ceramic material formed with electrodes (12, 22, 32). Located on the p.c.b. drive circuit modules (4) have connections to control electrodes and tricks to external connection points (5). The end surfaces between stages (2) are set at an angle (alpha) to avoid distortion effects. ADVANTAGE - High resolutions devices, avoiding distorion effects between stages.
Patent DE-4038350-A1 (DE)
Inventor: MAHLKOW GERHARD
IPC: B60S1/08
Filed: 1990-12-01
Abstract: The invention concerns a motor-vehicle windscreen-wiper unit with at least one wiper blade (1) with a rubber insert, a link rod (2) on which the wiper blade (1) is fitted so that it can pivot, optionally a gear unit (8) operatively connected to the link rod (2), and an electric motor connected to drive through a drive shaft (3) and, optionally, through the gear unit (8) to the link rod (2). In order to give a simple windscreen-wiper unit which is reliable in operation, the unit is designed with an electronically controlled actuator motor (6) as the drive motor.
Patent DE-4040332-A1 (DE)
Title: Liquid electrolytic conductivity measurement - has multiplexer which selects precision resistances for measurement of alternating current between stray field measurement electrodes
Inventor: FIDELAK MICHAEL DIPL ING
IPC: G01P15/08
Filed: 1990-12-17
Abstract: Current is passed through the liq. between outer and inner electrodes (1,5) on a thin-film substrate. The earthed inner electrode (5) is surrounded by an inner measuring ring (4) and two zigzag outer rings (2,3) which contact the liq. at two and three points respectively. The ends of the outer rings (2,3) are brought out to connection pads (6). The microcontroller provides periodic or aperiodic square or triangular waves, sinewaves or pulses up to 10V at audio frequency. ADVANTAGE - Procedure is reduced to purely ohmic measurement uninfluenced by polarisation, phase shift, line resistances or specific conductivity.
Patent DE-4108736-A1 (DE)
Title: Series connected ballast for discharge lamp - has bendable mounting board and length at each end of board defined to bend up at sides of core to fix inside housing
IPC: H05B41/02
Filed: 1991-03-18
Abstract: The series connected ballast (1) includes a laminated iron core (2) on a long mounting board (3). The board (3) extends beyond the core (2) at both ends and has a flat base (17). Two strips (9,21) run parallel to each other along the base (17) with a spacing equal to the width of the core (2). Electric contacts (39) are attached to the board (3) and/or the core (2). The board (3) has notches (22) where it is to be bent. The notches run perpendicular to the long sides of the board (3) and each define a tongue (12,13) on the board. The tongues (12,13) being at the core (2) and extend to respective ends (15,16) of the board (3). The length of each tongue (12,13) is greater than the height of the core. ADVANTAGE - Can be easily fastened into lamp housing without any additional parts.
Patent DE-4108986-A1 (DE)
Title: Mfg. interconnected stacked multilayer plates - comprises forming insulating layers between conducting boards and hardening lacquer filling
Inventor: YOKONO HITOSHI
IPC: H05K3/46
Filed: 1991-03-19
Abstract: Multilayer conductors are formed with a frame structure into which a wholly metallised resistive layer and a primary metal layer are passed.  The layers are then removed all at once. Intermediate spaces between the layered conductors are then filled with a solvent-free lacquer so that isolating layers are formed. Pref. lacquer is based on epoxy resin or polybenzocyclo butene. USE/ADVANTAGE - Thick and thin film, hybrid module. Suitable as logic computers unit. High density packing of large scale integrated circuit components.
Patent DE-4110936-A1 (DE)
Title: Vehicle seat occupation detecting circuit - has electrodes in seat back or squab and device for measuring capacitance between them
Inventor: KOLB HANS PROF DR
IPC: B60R21/015
Filed: 1991-04-02
Abstract: The circuit, for determining whether a seat in a motor vehicle is occupied or not, includes at least two mutually insulated electrodes at a distance from each other either in the squab or backrest of the seat. A device connected to the electrodes measures the magnitude and phase shift of the capacitance between them. It contains an a.c. voltage generator, a current amplitude and phase measurement device between the generator and the electrodes and a display device. USE - E.g. for use in safety systems to determine whether seat is occupied and hence whether its associated protective device should be operated in event of accident.
Patent DE-4112673-A1 (DE)
Title: Control for hydraulic braking system on vehicle - has inlet valve working with control to regulate brake pressure
Inventor: BURGDORF JOCHEN
IPC: B60T8/50
Filed: 1991-04-18
Abstract: The brake pressure control arrangement is for a hydraulic braking system for a vehicle. It has an inlet valve (14) with a valve element (39) which works in conjunction with a control piston (35) which in the second switching position blocks the pressure pipe (12, 13) and clears a valve seat (37) formed by a longitudinal hole (36) of the control piston. An annular gap (45) is provided between the surface of the control piston and the bore (34) in which the piston is mounted, by means of which the wheel cylinder is connected to the return flow pipes (15, 17, 18). USE/ADVANTAGE - Low cost control arrangement which gives a rapid pressure fall off on opening the outlet valve.
Patent DE-4115370-A1 (DE)
Title: Fibre=optic sensor for alternating electric fields or voltages - has piezoelectric element with attached optical fibre carrying two coherent light modes, and also fibre length variation detector
Inventor: BOHNERT KLAUS DR
IPC: G01R15/24
Filed: 1991-05-10
Abstract: The fibre optic sensor contains a piezoelectric sensor element (29), an optical fibre (30) at least partially attached to the sensor element and an arrangement for measuring the field dependent length variations of the fibre contg. optics (31), electronics (34) and detectors (33a-33d). The two-mode fibre propagates the LP01 and LP11 modes. A coherent light source of controllable wavelength arranged at the fibre's input end provides light in both modes. The interference pattern at the end of the fibre is divided into optical near and far field signals which are converted into corresp. electrical signals from which length change information and a wavelength control signal are derived. ADVANTAGE - Has large usable bandwidth, simple design and high accuracy and reliability.
Patent DE-4123659-A1 (DE)
Title: Reusable urine-absorbing textile pad -  with anatomically conforming shape, can be washed separately from nappy
Inventor: KRIEGER KLAUS
IPC: A61F13/15
Filed: 1991-07-17
Abstract: A reusable textile urine storage pad has an anatomically conforming shape, pref. additionally inlaid during wrapping and positionable corresponding to the urine outlet point. The pad may have additional internal textile absorbent inlays. ADVANTAGE - The pad can be washed separately from a nappy which can be reused without washing thus reducing washing costs and pollution.
Patent DE-4123739-A1 (DE)
Title: Acrylate] based all purpose adhesive used e.g. for gluing paper - contains ethanol-water solvent and copolymers of acrylic acid and (meth)acrylic] acid ester(s)
Inventor: ZIMMERMANN DIETER
IPC: C09J131/04
Filed: 1991-07-17
Abstract: Acrylate based all purpose adhesive contains solvent and copolymers of acrylic acid with meth-/acrylic acid ester of average molecular wt. 2,000-50,000 g/mol whereby the acrylic acid content is 5-20wt.% and the proportion of the meth-/acrylic acid is such that a film composed of the adhesive has a glass transition temp. (Tg) of -20 to +100 deg.C and that the polymerised acrylic acid is neutralised. The solvent comprises a mixt. of ethanol and water. Pref. the aq. ethanol soln. contains 20-80, pref. 40-60,wt.% ethanol. Flash pt. of the adhesive is pref. at least +21 deg.C. The adhesive is weakly acidic, pref. with a pH of 6.5-7.0. The acrylate base of the adhesive may be partially or completely substd. by carboxyl gp. contg. polyvinyl acetate copolymers or carboxyl gp. contg. polyurethane. USE/ADVANTAGE - Use of the adhesive for gluing paper and for the formation of an adhesive bond capable of being washed out or sepd. using cold water is also claimed. Adhesive is not highly flammable
Patent DE-4125543-A1 (DE)
Title: Clamping device for hole punch peg in tool - has threaded bore for clamping bolts at right angles to tool surface for punch bores
Inventor: GROENBJERG IB
IPC: B21D37/02
Filed: 1991-08-01
Abstract: The device (1) clamps a hole punch (3) etc. in a first smooth bore (4), at right angles to e.g. a tool surface. It uses a screw (10) in a second threaded bore (6), close to the first one. The second bore has a lower section (7), an upper section (8) with larger diameter, and an intermediate collar (9). The bores are mainly at right angles to each other, and are connected along an aperture. The device also has a clamp ring (12), located in the top section under the head (11) of the screw. The ring charges the punch through the opening between the bores, with a transverse force, when the ring is pressed by the screw against the collar of the upper section of the second bore. ADVANTAGE - Simpler manufacture, simpler and quicker installation/removal of punches.
Patent DE-4125576-A1 (DE)
Title: Pumping dry powder into soil for strengthening - using rigid or flexible hose to introduce chalk-based powder into soil as hose is withdrawn to both stiffen and dewater soil
Inventor: GUDEHUS GERD PROF DR ING
IPC: E02D3/11
Filed: 1991-08-02
Abstract: The rigid pipe or flexible hose (1) for introducing the chalk-based powder has a releasable cap (2) at its end. When the pipe reaches its assigned depth, it is slowly withdrawn, the withdrawing action releases the cap, and the powder mix is pumped into the soil. The pumping action causes the in-situ soil be moved aside. The dry powder takes up local water to further stiffen the soil. USE/ADVANTAGE - Chalk powder pumping system stiffens soil with little change in soil level.
Patent DE-4129605-A1 (DE)
Title: Improving water and fat binding capacity of meat prods. - esp. sausages and cooked ham, by removing interfering ions, esp. hardness cations, from process water
Inventor: REICHERT JOACHIM PROF DR ING
IPC: A23L13/40
Filed: 1991-09-06
Abstract: The binding capacity for water and/or batter of meat products is improved by removing ions (esp. cations) which adversely effect the capacity from the water or ice used (added) during processing. These ions are removed by chemical or physical methods, esp. ion-exchange or dialysis. Water treatment units are incorporated in, or connected to, equipment used in meat processing, e.g. ice makers pickle injectors, cutters, cookers, etc. USE/ADVANTAGE - The method is esp. used in prodn.
Patent DE-4133739-A1 (DE)
Title: Double weir liq. phase separator - suitable for removing oily contaminants from water in boreholes
Inventor: RIED MANFRED DR
IPC: B09C1/02
Filed: 1991-10-11
Abstract: Phase separator, e.g. for removal of a floating layer from a water surface has first container to receive the liquids to be sepd. having a light-phase over-flow (7), with at least one second container communicating with the first container and having a heavy-phase overflow. Both overflows are arranged with an elevation difference which corresponds to the equilibrium liquid head difference of the two liquid surfaces in the containers. A borehole has ground-water with a surface layer of e.g. benzene which has percolated from ground surface level to the water table. A phase separator allows the sepd. phases (benzene/water) to be pumped to the ground surface level via lines. USE/ADVANTAGE - Universally applicable separator, suitable for removing organic sovlents from water in narrow wells, boreholes, etc.
Patent DE-4133886-A1 (DE)
Title: Tyre with additional reinforcement - has symmetrically disposed strips of e.g. rubberised nylon cord folded over and located between each edge of conventional belt and tread
Inventor: FLEBBE WERNER DIPL ING
IPC: B60C9/22
Filed: 1991-10-12
Abstract: A tyre has a carcass anchored in the beads by wrap round high strength bead cores, and has a reinforcing belt and at least one winding of a strip of material; the winding(s) concerned is at least partly produced from a folded strip. An example shown has the radial carcass (1) which is wrapped round the bead cores (3). Radially outside the carcass is a conventional belt (4) of two crossed high tensile strength layers of steel or aramid cord. Between the belt (4) and tread (5) on each edge there is a wound wrap (6). This wrap (6) is formed from a strip of (e.g.) rubberised nylon cord (7); this is pref. drawn off in the unfolded state from a reel and then folded over before being applied to the tyre. The open side of each strip (7) is facing axially outwards for reasons of symmetry. The two wraps (6) can be wound from two reels simultaneously or in succession from one head. It is important that they (6) completely cover the edges of the belt. ADVANTAGE - The structure doubles (in partic.) the thickness of material in the wrap but not in an overlapping shingle-like manner.
Patent DE-4136821-A1 (DE)
Title: Pot for cosmetic cream - consists of inner bowl and outer receptacle, with outer wall formed of extension or bowl's rim
Inventor: CROSNIER DANIEL
IPC: A45D40/00
Filed: 1991-11-08
Abstract: The pot for containing cosmetic cream has an inner bowl (3) and an outer receptacle (21) so as to form a double wall. The outer wall is partly formed by an extension (31) of the bowl's (3) rim (30) and partly by the receptacle (21). The receptacle (21) and bowl (3) are joined by the rim (20) of the receptacle (21) and by the extension (31). The extension (31) is clipped onto the receptacle's (21) rim (20), or is plugged onto it, or welded. ADVANTAGE - The cosmetic pot does not have any welding seam which might get dirty.
Patent DE-4142840-A1 (DE)
Title: Anti-burst device for liq. container with rigid sealing plate - which is positioned by rocker and tensile spring prestressed in specified position.
Inventor: SCHWEBLER KARL RICHARD DIPL IN
IPC: B65D90/34
Filed: 1991-12-20
Abstract: The plate has an elastic sealing ring and the tensile spring (7) is prestressed between a bore (10), the rocker (5) and a bore (8) of a holder (9). In a normal position the spring is positioned w.r.t. the rocker at an angle of about 5 to 20 deg. The angle is formed by an imaginary line between the rotary point (6) and the first bore  on one side and an imaginary line between the bores on the other one. The distance between the first bore and rotary point is less than the distance (b) between the bore two bores.The rocker and plate (1) can be fixed together by a bolt (4). USE/ADVANTAGE - For heating oil containers,with reliable,rated function and simple,low-cost mfr.
Patent DE-4200056-A1 (DE)
Title: Knee pad with rubber walls enclosing hollow cavity - has attachment, and elastomeric foam filling with overlapping cover
Inventor: NIERHAUS WOLFGANG
IPC: A41D13/06
Filed: 1992-01-03
Abstract: The knee-pad has rubber or rubbery plastics walls (6) which are double at the knee to form a pocket-type hollow cavity (14) containing elastomeric foam. The pad is held on the knee by an attachment (11). The cavity opens upwards and has a contact wall (13) for the pad outer wall. A removable cover (15) is formed by an overlap over the top edge (16) of the two walls forming the cavity and preventing outward movement. The inner cavity-wall on which the knee rests is curved outwards and the outer wall is flat. The elastomeric foam is stuck to the pad at least near the opening edges (16). USE/ADVANTAGE - The cushioning effect of the knee-pad, for miners, building-site workers and gardeners etc., does not require the hollow foam-filled cavity to be closed since the foam reacts inside the cavity.
Patent DE-4203357-A1 (DE)
Title: Shelving with each shelf supported on brackets fixed to uprights - with each upright having two vertical rows of equally pitched holes staggered relative to each other
Inventor: JUERGENS WALTER DR ING
IPC: A47B57/16
Filed: 1992-02-06
Abstract: Shelves are supported on brackets which are attached to uprights. Each upright has two vertical rows of holes for attaching the brackets. The holes in each row are at the same pitch but the holes in one row are staggered with respect to the holes in the other row. This feature enables the height of each shelf to be adjusted by a distance equal to half the pitch of the holes and so provides a much finer adjustment of shelf height. USE/ADVANTAGE - Shelf support system which provides a very fine height adjustment for each shelf.
Patent DE-4203720-A1 (DE)
Inventor: ASAM ERICH
IPC: C05F5/00
Filed: 1992-02-08
Abstract: In the case of a method for producing a recyclable product made of grape marc, especially fertilisers or fertilisers and raw material from which oil can be extracted, the marc being biologically converted by means of rotting and being mechanically mixed and moved, the marc (T) is subjected to worm conveying at least once and in this process is divided by means of shearing and tumbling into its individual components (combings, pips and skins) to a substantial extent and is simultaneously intensively mixed and homogenised as part of the preparation process. A device (V) to implement the method has a worm conveyor section (F) for the marc (T), in which a driven conveying and processing worm (7) is arranged in a conveying and processing channel (8). <IMAGE>
Patent DE-4205438-A1 (DE)
Title: Distributor for harvester grain concave - is movable in upper edge region of concave in horizontal plane
Inventor: JUNG EGON DIPL ING
IPC: B65G69/04
Filed: 1992-02-22
Abstract: The distributor(22) is pref. a swivel arm driven by a motor (20) such as a windscreen wiper motor, which can supply a swivel drive. The drive for the distributor can be switched on and off independently of the filling state of the concave by a control circuit with a switch. Several such distributors can be mounted out over the cross-sectional surface of the concave.  The motor and distributor can be attached to a lid of the concave (10). ADVANTAGE - Low-cost design and uniform distribution of the grain.
Patent DE-4205542-A1 (DE)
Title: Self-priming centrifugal pump with lateral duct - which is located in intake side of pump housing only, and intake port is coupled to duct start
Inventor: ZIENTEK ALBERT
IPC: F04D5/00
Filed: 1992-02-24
Abstract: The pump stages consist each of a pressure and an intake side. The pressure side has a stage jacket with discharge aperture, while the intake side is formed as a side duct housing with intake aperture and side duct. Th side duct (13) is located in the intake side housing (12) only, and the intake (14) is directly connected to the initial part of the duct. The pressure side stage jacket (10) has a fluid return near the intake. A impeller (5), secured against rotation, is axially displaceable on the pump shaft, and has stop elements to form precise stops (9). The impeller blades (17) have an angled surface. ADVANTAGE  - improved pressure differential and performance and noise reduction.