baber/WOPTO huggingface dataset:
Patent DE-2804804-A1 (DE)
Title: Flow heater for drinks preparation - has solid body with water passages and heater element grooves parallel to axis
Inventor: ROLLER HANNO
IPC: F24H1/14
Filed: 1978-02-04
Abstract: The through-flow heater is particularly for machines preparing drinks such as coffee, having a heater element in a water passage. It comprises a solid prismatic or cylindrical structure (1), in which the water passage is formed by two or more bores (2) running parallel to its lengthwise axis, while the heater elements are accommodated (4) in radial grooves (3) in the body, also parallel to this axis. The elements can be of a material having a positive temperature coefficient of electrical resistance, e.g. flat parallel ceramic plates, which the grooves are shaped to accommodate.
Patent DE-2810835-A1 (DE)
Title: Fly catching and breeding box - with draw-out section for catching and drawers for egg deposition
Inventor: PRIESTER HERBERT
IPC: A01K67/033
Filed: 1978-03-13
Abstract: An appliance for continuously breeding and catching flying insects, esp. flies which are needed in large quantities in all stages of development for biochemical research, consists of a transparent box (plexiglass) with a fly mesh top with four drawers at the bottom in which feed stuff for the flies (fish meal, sugar, agar-agar) is laid and where they deposit their eggs. One draw-out section of the box has a side lid and can be removed to catch flies by bait. After reinsertion, the lid is removed. The appts simplifies the capture and breeding of flies on a large scale.
Patent DE-2812091-A1 (DE)
Title: Speech learning for deaf and hard of hearing - uses constantly distinguishable stimulating features corresponding to sound pattern and sent to sense receptors
Inventor: STOESSER KLAUS
IPC: G09B21/00
Filed: 1978-03-20
Abstract: Speech is learned by using surface electrodes (1) which generate electrical signals derived from the muscular activity of the vocal tract during articulation. These signals are passed to a filter stage (4) via an input stage (2) having a filter and impedance transducer and via an adjustable amplifier (3). The signals are conveyed via a further amplifier (5) and impedance transducer (6) to the electrodes of a matrix (7) for feedback into a tactile system for the person to touch. In this way, he or she connects the touch pattern to the articulation.
Patent DE-2812857-A1 (DE)
Title: Machine operated needle for making marker holes in textiles - has flat or curved sides to point, with or without bulge
Inventor: BRAUNER ALFRED
IPC: D05B85/00
Filed: 1978-03-23
Abstract: The needle for making marker holes in lengths of textiles, especially those made of synthetic fibres or containing a proportion of synthetic fibre, is designed to prevent the cut-out areas from melting, as a result of the frictional heat created. The marker needle (1) has one or more smooth surfaces (4) which are flat or curved. The surfaces (4) form one or more acute angles with the symmetrical axis (3), from the direction of the needle point (2). The angles may be the same or different amount. The part of the marker needle (1) which is pointed may have a thicker portion, so that the smoothed surfaces (4) extend from the needle point (2) to over the bulge.
Patent DE-2818270-A1 (DE)
Title: Control circuit for smooth restarting of control loop - has controller with actual valve and desired valve inputs
Inventor: BRECKNER KURT DIPL ING
IPC: G05B7/04
Filed: 1978-04-26
Abstract: The control circuit has, between the actual-value input and desired-value input of the controller (14), a starting loop having elements connected in series. These elements are a subtractor (46), a reversing switch (34), a delay stage (42) and a maximum-value selector (44). A normally open valve arrangement (26) is closed in case of a fault and the starting loop is closed by a reversal of the reversing switch. The valve and reversing switch are kept fixed until a setting-value signal exceeds that at the input of the setting device (10).
Patent DE-2828716-A1 (DE)
Title: Access for side of pick=up vehicle - has recessed foot holds covered by sliding flaps in side
Inventor: KLEIN MICHAEL VON
IPC: B60R3/00
Filed: 1978-06-30
Abstract: The sides of the vehicle are fitted with recesses for foot holds to allow the operator to climb up and reach the load. The recesses are covered with sliding flaps (5) which are pressed aside by the toes of the user. The flaps are lightly sprung to close over the recesses and prevent dirt and corrosion. The user does not have to use his hands to operate on the footholds with the flaps pushed aside or folding inwards.
Patent DE-2832475-A1 (DE)
Title: Polyurethane sealing frame for solar generator - moulded from integral foam with dense skin
Inventor: WAGNER HEINZ DIPL ING
IPC: H01L31/048
Filed: 1978-07-24
Abstract: Solar generator with a sealing frame for the solar cell is described. Frame and seal are made of plastics, esp. plastics hard-foam (partic. polyurethane), e.g. of apparent density 480-580 kg/m3. The composite solar cell is plastics-foam coated, the coating also forming the sealing frame. Assembly is mfd. by charging an appropriate mould with foaming cpd. in such a way that at the end of the expanding step a sealing frame results whose surface skin is more highly compacted than the remaining portions.
Patent DE-2832504-A1 (DE)
Inventor: BUEHLER WOLFGANG DR
IPC: C08L53/02
Filed: 1978-07-25
Abstract: 1. Use of polystyrene polymers for the production of drip chambers for transfusion apparatus, the upper part of the drip chamber consisting of polystyrene homopolymers or copolymers, characterized in that a mixture or alloy of a) polystyrene homopolymers or copolymers, with b) thermoplastic rubbers based on styrene-butadiene-styrene or styrene-isoprene-styrene block polymers are used for producing the flexible lower part of the drip chamber.
Patent DE-2834612-A1 (DE)
Title: Low inertia copying sensor for machine tools - uses ultrasonic pulse transmitter and receiver generating control signals based on pulse travel time
Inventor: GEHRELS JUERGEN DIPL ING
IPC: B23Q35/127
Filed: 1978-08-07
Abstract: The copying sensor (2) houses an ultrasonic pulse transmitter (21) directed towards the template. The sensor has a receiver (22) for ultrasonic pulses. The travelling time of the pulse between the pulse transmitter and the receiver is used as proportional time difference for control signals. The copying sensor can be guided only in the longitudinal direction relative to the template configuration.
Patent DE-2841778-A1 (DE)
Title: Active or passive image field scanning system - uses rotating element with pairs of reflective surfaces for IR viewfinder
Inventor: TRENTINI GUIDO VON DIPL PHYS
IPC: G02B5/09
Filed: 1978-09-26
Abstract: The scanning system uses a rotating scanning element comprising a hollow cylinder(1), with pairs of planar reflective surfaces(2a, 2b) at 90 degrees to one another, around its internal periphery. The beam from the image field is focused onto these surfaces via a focussing lens and a photodetector for passive scanning, or a light source for active scanning is positioned in the reflection path, with a second focussing lens(L2) between the scanning element and the photodetector(D) or light source. The rotating scanning element is used for scanning in one direction, while a pivoted planar mirror(Sp) is used for scanning in a perpendicular direction. The pivot axis (A3) of this mirror(Sp) is perpendicular to the rotational axis of the rotating scanning element and also perpendicular to the optical axis of the two focussing lenses(L2).
Patent DE-2843027-A1 (DE)
Title: Resistance and voltage tester - generates variable pulses which excite loudspeaker and lamp
Inventor: LAASS HEINZ
IPC: G01R19/145
Filed: 1978-10-03
Abstract: The instrument may be used for continuity testing and for indicating resistance, voltage or frequency values. It comprises a multivibrator supplied with current via the circuit under test and driving a loudspeaker. The loudspeaker is excited to a greater or lesser degree according to the conditions in the test circuit. The multivibrator also drives a switching amplifier which controls a lamp. An electronic voltage converter may be used to transform the tester's supply voltage to a level suitable for the lamp.
Patent DE-2846745-A1 (DE)
Title: Heat-pump domestic heating system - has evaporator also acting as solar heat collector
Inventor: FRANK WILHELM
IPC: F24S10/75
Filed: 1978-10-27
Abstract: The heating system with heat pump incorporates an evaporator to the ambient air, a compressor, a condenser, and an expansion valve. The evaporator also acts as a solar heat collector. Its fins can be used as the collector surfaces, their ends being bent in the direction of the strongest solar radiation and coloured dull black. The collector can be covered by a glass plate. The equipment can be mounted on a window, the external evaporator being connected by pipes to the other parts indoors. The system ensures max. possible economy of fuel, as a heat pump achieves economies in operation even without resorting to solar heating.
Patent DE-2847383-A1 (DE)
Title: Polyurethane-based cable fitting compsn. - comprises polybutadiene, polyether-polyester-poly:ol, 2-octyl-dodecanol plasticiser, di:isocyanate and di:benzyl-toluene plasticiser
Inventor: NOETHE BJOERN DIPL CHEM
IPC: H01B7/282
Filed: 1978-10-30
Abstract: Polyurethane-based plastics material (A), consists of an OH gp.-supplying polyol (I), an NCO gp.-supplying polyisocyanate (II), a chemically inert component (III), and opt. further standard additive. As (I), (A) contains (A) end-hydroxylated polybutadiene having average mol.wt. 2800, equiv. wt. 1200 and viscosity 500 mPa.sec. at 30 degrees C, (b) a polyether-polyester polyol having equiv.wt. 350 and viscosity 2500 mPa.sec at 25 degrees C, (c) 2-octyl-dodecanol as internal plasticiser and (d) standard polymerisation accelerators. (II) is diphenylmethane-4,41-diisocyanate and (III) is dipbenzyltoluene. Proportion of available (III) is 5-8 pts.wt. w.r.t. 100 pts.wt. (I)+(III). Wt. ratio (I):(III) is 1:1.75-1:2. (A) is used as filler material for hermetically sealing cable connections. A cable sleeve, contg. or consisting of hardened, mechanically stable plastics (B) filled with (A), to form an intimate adhesive bond between (B) material and (A), is claimed as part of a cable connection for signalling equipment consisting of bundled conductive core leads in a protective sheath, bonded terminally to other cables, and housed in a cable sleeve. (A) has good self-hardening properties and low viscosity for working at - 10 to +50 degrees C, high elasticity, residual adhesive power and adhesion, high moisture-impermeability, low notch resistance whereby embrittlement allows easy removal by hand on opening cable connections, and high electrical resistance, e.g. 1013-1014 OMEGA. cm. at 1 kv./mm.
Patent DE-2850009-A1 (DE)
Title: Cine camera with electronic sound loop control circuit - uses separate motors for film exposure and sound transport with film tension sensing for motor synchronisation
Inventor: KOHTANI YUTAKA
IPC: G03B31/02
Filed: 1978-11-17
Abstract: A cine camera has a sound recording facility at a specified distance from the frame exposure point. The speeds of the film exposure transport (M1) and the film sound recording transport motors (M2) are electronically controlled. The speeds of the two motors are synchronised and the tension or slack on the film (FSo) is monitored by switch units (SW1, SW2) to feed information into the electronic control circuit for the motors. This keeps the sound loop constant.
Patent DE-2906294-A1 (DE)
Inventor: RATAJCZAK HANS-JOSEF DR
IPC: C07C2/42
Filed: 1979-02-19
Abstract: 1. A process for the manufacture of 1-phenyl-1,3,3-trimethylindan by dimerization of varies-methylstyrene in the presence of acid catalysts, characterized in that varie-methylstyrene in a pure state or dissolved in an inert solvent is brought into contact with a catalyst at a temperature of 60-140 degrees C for a contact period of 5-200 minutes, the catalyst being obtained in the usual manner by treating dried and pulverized bentonite with concentrated sulphuric acid without subsequent scrubbing, the amount of sulphuric acid being 0.5-1.5 equivalents per equivalent of bentonite based on the ion exchange capacity of the bentonite, and the amount of catalyst being 0.5-50 % by weight, based on the total weight of the reaction mixture.
Patent DE-2906340-A1 (DE)
Title: Wooden and metal window frame - has holder swivelling about right angled axis, and base plate socket wrench hole
Inventor: HIPP RUDI
IPC: E06B3/30
Filed: 1979-02-19
Abstract: There is a central sealing unit in the blind frame, for fitting the window wing. This has a wooden frame with weatherside metal frame held at an interval by a plate on the holder. A fixing piece on the base plate has an attachment engaging behind a stem piece bounding an undercut channel in the metal frame. The width of the fixing piece (19) across the line of the attachment (20) is less than that of the channel opening (30) in the metal frame. The holder (16) swivels about an axis (25) at right angles to the vertical face (15). The base plate (17) has a hole for a socket-wrench. This enables the metal frame to be fixed to the holder without tilting, while removal can easily be effected without damage.
Patent DE-2910964-A1 (DE)
Title: Forming signatures of printed sheets - uses sheet edge connection before folding, and removing edge in final cut
Inventor: MEYER ROLF
IPC: B65H5/30
Filed: 1979-03-21
Abstract: The arrangement is intended for use in producing periodicals. A number of printed paper sheets (1) come together to be fed to cross-cutters (2) producing sets (3) which are then cross-folded, and the folds opened so that the sets can be placed astride a collecting chain for subsequent stapling and cutting. To facilitate opening of the folds, the sheets are connected (5, 6) along one, or the other, edge before folding, preferably along an edge which will subsequently be cut-off. This may be effected by cutting (5) retentive holes (6) along the edge, preferably just before the sheets enter between the cutter rollers (2).
Patent DE-2912467-A1 (DE)
Title: Sandwich type liq. crystal display - has orientating layer limited to switchable ranges of liq. crystal layer, with rest of support plate coated with opaque and insulating layer
Inventor: BECHTELER MARTIN DR
IPC: G02F1/1335
Filed: 1979-03-29
Abstract: The liquid crystal layer is sandwiched between two carrier plates, at least one of which is coated with a liquid crystal orientating layer of photosensitive material. The orientating layer surface has a pattern of parallel grooves, produced by exposure to interference coherent light. The distance between adjacent grooves is approx. in the order of the exposure light wavelength. Parallel to the grooves are provided strips of electrically conductive or dichroic material, with spacing corresp. to the groove pattern. The orientating layer (12) is limited to the switchable regions of the liquid crystal layer (7). The carrier plate (3) of the orientating layer carries an opaque, electrically insulating layer (13) in the remaining regions of the liquid crystal layer. This insulating layer appears as a dark area under light exposure. The display may be combined with a fluorescent body (2) with refractive index exceeding 1, and with light output windows (16) associated with the switchable regions of the liquid crystals layer.
Patent DE-2913649-A1 (DE)
Title: Oil cooler for water cooled IC engine - has zigzag heat exchange partition between cooling water and oil in chamber in engine block
Inventor: BINDER ROBERT
IPC: F01P11/08
Filed: 1979-04-05
Abstract: The water-cooled combustion engine comprises an oil cooler which consists of a heat exchanger (8) arranged in a chamber (5) within the engine block (1) and cooled by the engine coolant. The cooler comprises ducts (9, 10) which extend zig-zag fashion in axial direction of the block and through which cooling water and engine oil flow respectively. The ducts may be formed by a zig-zag shaped partition (11) secured in the chamber (5). The partition may have a flange (12) with a sealing face (13) secured on a corres. projection (6) of the chamber (5) via a sealing gasket (14).
Patent DE-2915277-A1 (DE)
Title: Heating shaving foam during dispensing from spray can - involves running hot water over metal, foam dispensing tube before use
Inventor: SCHULZE CARSTEN DR
IPC: B65D83/14
Filed: 1979-04-14
Abstract: The arrangement is intended for heating shaving foam, as it is dispensed from a spray can. At the dispensing opening of the can, a metal tube is provided through which the foam passes. The tube is pre-heated before use, for example by running hot water over it.
Patent DE-2916764-A1 (DE)
Title: 2,2,6,6-Tetra:methyl-4-oxo:piperidine prodn. - by reacting acetone or a condensate, with ammonia in presence of hydrazine hydrohalide (deriv.) as catalyst
Inventor: HIRAI BUNJI
IPC: C07D211/74
Filed: 1979-04-25
Abstract: Prodn. of 2,2,6,6-tetramethyl-4-oxo-piperidine (triacetonamine) comprises reacting acetone (condensate) with ammonia. Improvement comprises carrying out the reaction in the presence of a hydrazine hydrohalide (deriv.) as catalyst. Triacetonamine is a synthetic intermediate for photostabilisers of high-molecular materials and pharmaceuticals. Process gives high yields of high purity prod. Pref. the amt. of catalyst, w.r.t. acetone is 0.05-10.0 wt.%. A catalyst promoter may pre present in an amt. of 0.1-5 wt.%. A catalyst promoter may be present in an amt. of solvent such as aliphatic or aromatic hydrocarbons, halohydrocarbons, nitriles, amides, alcohols, etc. The acetone condensation prod. may be diacetone alcohol, mesityl oxide, phorone, diacetonamine, etc.
Patent DE-2931716-A1 (DE)
Title: Two-for-one twister - has independent support beam for rolls which press drive belt against spindle whorl(s)
Inventor: WEBER KLAUS
IPC: D01H1/241
Filed: 1979-08-04
Abstract: The support for the guide members which press the drive belt against the spindle whorls, is mounted in the machine independently of the mountings for the spindle assemblies, the support pref. being a beam. The separate support beam provides a standard unit usable in different machines e.g. with vertical or horizontal spindles, and vibrations are not transmitted to the spindle mountings from the beam.
Patent DE-2932469-A1 (DE)
Title: Furniture component connector assembly - comprises springs each with teeth along one edge undercut and engaging together
Inventor: KNAPP FRIEDRICH
IPC: F16B12/20
Filed: 1979-08-10
Abstract: The furniture component connector comprises a number of toothed inserts fitting in grooves in the components. They have complementary teeth which engage together on assembly. Each insert (5,6) consists of a spring with teeth (7,8) along one edge. The leading edge of each tooth is at an acute angle to the lengthwise axis of its spring so as to form an undercut portion, and the leading edges of the two springs bear against each other when assembled, holding the components together.
Patent DE-2936317-A1 (DE)
Title: Road traffic lane or direction marking line - comprises staggered rows of material strips directly applied to surface
Inventor: HOFMANN FRANK DIPL ING
IPC: E01F9/50
Filed: 1979-09-08
Abstract: A number of strips of material are directly applied to the carriageway surface, close together and one behind the other, running in the direction of traffic guidance. These may be seam strips of thick-layered marking material, pref. with steep-sloping surfaces, and with reflectors embedded in them. Adjacent strips may be offset so as to overlap in direction. Arrows and letters may be formed. Optimal visibility is provided in wet and dark conditions.
Patent DE-2939426-A1 (DE)
Title: Matrix addressed gas discharge display - has additional control plane for sequential colour display in after-acceleration chamber in which all three colour holes are combined
Inventor: WALTER KARL-HEINZ DIPL ING
IPC: H01J17/49
Filed: 1979-09-28
Abstract: The display has a gas-filled chamber with front and rear plates, divided by a control disc in a gas discharge and an after-acceleration chamber. The disc carries on one side line conductors and on the other side column conductors, forming a matrix, as well as a separately energisable electrode tracks. At the intersection point of the matrix and track elements are provided control holes. On the front plate side is provided a phosphor screen with an anode film, bounding the after-acceleration chamber. On the rear plate side is one or several, mutually insulated cathode bounding the gas discharge chamber. At least additional control plane (6,7) is provided in the after- acceleration chamber for sequential colour display, in which all the red, green and blue control holes are combined together for excitation.
Patent DE-2947082-A1 (DE)
Title: Cable screen corrosion prevention - uses jelly filling around screen wires which exudes if sheath fracture occurs
Inventor: ZIEMEK GERHARD DR ING
IPC: H01B7/288
Filed: 1979-11-22
Abstract: The arrangement is to prevent corrosion of the cables screen wires by placing them in polyurethane jelly so that a sheath fracture prevents water ingress due to the exuded jelly at the fracture point. Such cables comprise the conductors (1) covered with a conducting polymer material (2), insulating layer (3), graphite or extruded conducting layer (4) onto which the screen wires (5) are wound. Between these is the moisture protective jelly (6). An outer sheath of polyvinyl chloride material (7) is applied finally. The outer sheath may be metal, e.g. lead. The screen layer (5) may be tape or wires but the polyurethane based protective jelly permeates under and around the screen to provide full protection.
Patent DE-2952676-A1 (DE)
Inventor: THIES PETER DIPL ING
IPC: F16G3/10
Filed: 1979-12-28
Abstract: 1. A method of making a junction (2) in a conveyor belt (1) or the like or rubber or rubber substitutes, comprising at least two rubber-coated traction supporting inserts (4), e.g. fabric traction supporting inserts, separated by an intermediate rubber layer (3), and comprising at both sides thereof respectively one covering plate rubber layer (5), with respectively at least one end section of the intermediate rubber layer (3) being removed from the belt ends joined in the junction (2), a vulcanized connecting plate (7) of caoutchouc provided with traction supporting inserts (6) and bridging joints (9 ; 10, 10') between the belt ends being inserted into the cleared space during joining of the belt ends and, by using a binder being firmly connected to the neighboring traction supporting inserts (4) under the application of pressure and, if need be, at an elevated temperature, characterized in that a connecting plate (7) is used carrying on the two flat sides thereof a fabric forming the protective fabric which is withdrawn immediately prior to inserting the connecting plate (7) into the junction (2).
Patent DE-3001210-A1 (DE)
Title: Ventilation air filter for vehicle interior - is in rear seat head restraints with fan in boot
Inventor: HOELTER HEINZ ING GRAD
IPC: B60H3/06
Filed: 1980-01-15
Abstract: The ventilation air filter is intended for the interior of a motor car. It is arranged in the cushions of head restraints (1), on the rear seat. The ventilation fan is separate from the head restraints, between them, beside them and/or in the luggage compartment (10). The fresh air outlets are at the rear of the restraints adjacent to the rear window.