baber/WOPTO huggingface dataset:
Patent DE-2724152-A1 (DE)
Title: Gas detector system using MOS sensor - has two electrodes to which voltage is applied for measurement of resistance between them
Inventor: TANAKA TARO
IPC: F02D41/14
Filed: 1977-05-27
Abstract: The system has also a gas detector (20) with a gas sensor (22) made of a semiconducting metal oxide whose resistance changes with composition of exhaust gases from an i.c. engine. It has also two electrodes (32a 23b) mounted on the gas sensor, and a control unit applying a voltage to the electrodes in order to measure the resistance between them. The control unit has an element applying an intermittent current flowing transversally between the electrodes. The frequency of the oscillating circuit is proportional to the revolution speed of the internal combustion engine. An initiation unit is included which is connected to the starter of the enginer. The gas detector is responsive to oxygen, oxides of nitrogen, carbon nonoxide, hydrocarbons and hydrogen.
Patent DE-2728900-A1 (DE)
Title: Laminar stator core in stepping motor - has circular hole for rotor and rectangular hole forming limb for drive coil
Inventor: HETTICH HUGO
IPC: H02K1/14
Filed: 1977-06-27
Abstract: The stepping motor has a laminar stator packet with a drive coil and a permanently-magnetic rotor inside. The stator packet is made from electric steel whose particles have been subjected to orientation. The stator packet (1) consists of roughly rectangular plates with circular openings in the middle for the rotor (4) and rectangular openings to form a limb around which the drive coil (5) is wound. The magnetisation produced by the coil is in the same direction as that in which the plates were rolled (direction of particle orientation).
Patent DE-2729098-A1 (DE)
Title: Electrostatic precipitator with parallel electrodes - and intermediate wire electrode, has upstream transverse grounded filter
Inventor: HAYASHI KAZUO
IPC: B03C3/14
Filed: 1977-06-28
Abstract: Electrostatic precipitator comprising a pair of parallel, grounded electrodes having a wire electrode disposed therebetween connected to a source of D.C. voltage. A grounded perforate metal filter arranged transversely at the gas inlet end of the precipitator perpendicular to the grounded electrodes. The wire electrode is arranged so that the ratio of the distance from the filter is not less than the distance from the grounded electrodes and is not >1.5 times that distance. Dust collection is enhanced without the use of an increased voltage on the wire electrode.
Patent DE-2729720-A1 (DE)
Title: Miniature transformer mounted in two=part case - has its lower part holding transformer and filled with hardenable insulating material
Inventor: BRETTING KLAUS DIPL KFM ING GR
IPC: H01F27/02
Filed: 1977-07-01
Abstract: The transformer consists of an iron core and two windings, safely mounted in an insulating case consisting of a bottom and a top part serving as a cover. Winding ends are brought out from the case by plugs and/or leads. The case lower part (9) is in the form of a cup in which the transformer (1) is placed. The top part (10) is a hood which does not cover the lower part. Its bottom has at least one projection (13, 14) entering in the lower part. The space remaining in the whole lower part is filled with a hardenable insulating material (15).
Patent DE-2730084-A1 (DE)
Title: Angle spark plug holder with cable metallic screen - has cable screen formed by metal tape conductively connected to screening metal sleeve
Inventor: BERTHOLD HANS
IPC: H01T13/05
Filed: 1977-07-02
Abstract: The angles spark plug holder for motorcycles etc., has a connected electrical cable (6), which is contained in a housing made from an insulated material. There is a metallic screen which extends partly inside the housing. The counter-contact for the plug pin has a connected suppressor resistor. The counter-contact and the suppressor resistor are embedded in a high temperature resistant plastics which is water-tight. The cable insulation (8) carries a screen (9) which is conductively connected to a metal sleeve (11) in the housing by a metal tape (12). The tape is enclosed by a tube (13), closely coupled to the sleeve, between the cable and holder inside the housing (14), extending up to the connection point of the tape and the cable screen.
Patent DE-2732532-A1 (DE)
Title: Transformerless transistorised telephone subscriber appts. - has transistor amplifier connected as tone generator via cradle contact
Inventor: GLIER HELMUT DIPL ING
IPC: H04M1/715
Filed: 1977-07-19
Abstract: The transformerless, transistor circuit for telephone subscriber appts. in two-party line systems consists of a terminating network formed from resistors (R2, R3) together with a line balancing resistor and capacitor network (R4, R5, C7). In the diode bridge at the a and b line inputs to the appts. two links are provided (B1, B2) which may be removed for conversion to party-line use. The receivers transistor amplifier has its base connected to a change-over contact (GU2) operated by the cradle switch. In place of a bell, the transistor may be converted to a tone oscillator by means of a network (C8-10, R11, 12) connected to the base via the cradle contact.
Patent DE-2732913-A1 (DE)
Title: Ancillary equipment drive for vehicle - has shaft linked to engine main shaft by freewheel clutch
Inventor: ZELINKA ROBERT DIPL ING
IPC: B60K25/00
Filed: 1977-07-21
Abstract: The ancillary equipment on the vehicle is driven by a separate drive (14) via a drive shaft (2). This drive shaft is linked to the main engine shaft (4) by a freewheel clutch to drive the ancillary equipment when the engine speed is high enough, and to provide a separate drive when the engine is idling. Set equipment, e.g. the air compressor, is further fitted with clutches so that drive to these is only provided when required, thus saving noise levels. THe separate drive at engine idling speeds ensures that the ancillary equipment can be of normal capacity.
Patent DE-2735603-A1 (DE)
Title: Bio-feedback appts. showing mental state - has skin electrodes changing frequency of multivibrator as skin resistance varies
Inventor: BAUER CHRISTOPH
IPC: A61B5/16
Filed: 1977-08-06
Abstract: Changes in skin resistance are indicated optically or acoustically in biofeedback appts. for showing the state of mind of the user. Skin electrodes are connected via a high-resistance potential divider to a d.c. amplifier containing a Darlington pair. The amplifier output is coupled via an opto-coupler to a multi-vibrator which is the signal source for a loud-speaker. Changes in resistance of the photoresistor produce a change in oscillation frequency of the multi-vibrator. The display may alternatively be a line of photodiodes.
Patent DE-2744972-A1 (DE)
Title: Underground vehicle with slidable cabin - having shearable mounting coupling to allow cabin to slide into protected area in case of rock fall
Inventor: MANTEN HEINRICH
IPC: B62D33/063
Filed: 1977-10-06
Abstract: The underground vehicle if fitted with a cabin in such a way that in case of falling rock, the cabin can slide away into a shielded area. The cabin (101) is fitted to the vehicle in a vertically slidable manner. It is connected to the vehicle (3) by an element (106) with predetermined breaking point. The element is fitted to the cabin side which is on the far side related to the vehicle. The cabin is further connected to the vehicle by element (10) in such a way that in case of a sliding movement of the cabin in relation to the vehicle a relatively high friction coefficient is present.
Patent DE-2754170-A1 (DE)
Title: Distributor plate for fluidised bed furnace - has pair of coaxial tubes for air and inner tube for fuel oil
Inventor: BARKER MICHAEL HARRIS
IPC: F27B15/10
Filed: 1977-12-06
Abstract: The distributor plate for a fluidised bed furnace consists of a pair of co-axial tubes (3, 4) each with an air inlet and outlet. The outlets each comprise a lateral passage through the tube wall. The inner tube projects beyond and has its outlet above that of the outer tube. A further tube (8) has an inlet for a fuel oil and an outlet within the inner tube. The outer tube is connected to a supply of fuel gas, e.g. propane. The outlets have a total cross-sectional area of 0.5 to 2% of the total plate area. Separate air supplies are provided to both the co-axial tubes.
Patent DE-2755555-A1 (DE)
IPC: F24S10/50
Filed: 1977-12-13
Abstract: The collector can be manufactured economically and is used in particular as a roof or façade collector. It can serve as a vapour barrier for absorbing solar energy and if appropriate as a heat exchanger for heat pumps. It is composed mainly of rolled sheet-metal profiles (3, 4) which have ribs, the ribs overlapping at the junction points without soldered seams or weld seams. Assembly is easy and economical. According to the construction type, the collector is operated with a heat-transfer liquid or with air. <IMAGE>
Patent DE-2757488-A1 (DE)
Title: Location tool for hexagonal bolts - includes cylindrical housing with internal guide surfaces to align head
Inventor: WESTIN ROGER
IPC: B25B23/10
Filed: 1977-12-22
Abstract: The location tool is for objects with a polyhedron cross section, esp. for hexagon bolts and hexagon headed screws. It has a housing with a bore (2, 3) open at an axial end. The bore wall has a guide element (5) to guide and place an object (4) pushed into the bore. The guide element has a guide surface, extending away from the bore end, projecting radially and aligned at an angle to the bore axis. The guide element is only formed on an initial length (2) of the bore. The walls on the remaining axial part length (3) of the bore have surfaces corresponding to the polyhedron shape of the object to be located.
Patent DE-2758212-A1 (DE)
Title: Paper plate contouring unit for offset printer - arches rear of plate so that it fits contour of plate cylinder to facilitate etching
Inventor: KOIZUMI YUTAKA
IPC: B41F27/00
Filed: 1977-12-27
Abstract: The paper offset master for a lithographic printing machine is curved towards its rear end as it goes onto the plate cylinder so as to ensure that its rear ends sits on the cylinder surface thereby facilitating its complete etching. The front edge of the plate (18) is held by a cylinder clamp (19). The plate rounding unit comprises a rotatable shaft (22) to which is fixed an arm (23). Two rollers (24, 26) are rotatable fixed to the arm and the complete assembly can be turned so as to cause the plate to follow a curve path which produces the necessary curvature in the plate's rear end.
Patent DE-2802161-A1 (DE)
Title: Road sign washing machine - has pressure-relief valve-controlled piston and cylinder to swivel mast and maximise brush pressure
IPC: E01H1/00
Filed: 1978-01-19
Abstract: The machine for washing road traffic signs has a motor driven mast, with a radially hinged jib arm carrying a motor driven brush and a cleaning-fluid supply unit. Mast (4) swivelling is effected by a pref. hydraulic piston-and-cylinder assembly (12, 13). The cylinder (12) is fed via a controllable pressure relief valve (18), for establishment of an optional max. brush (10) pressure against the surface being cleaned. The brush may be rotatably mounted on the jib arm, with variable revolution rate drive.
Patent DE-2804792-A1 (DE)
Title: Seismic exploration method - summing reflection signals for simulating strata response to wave energy
Inventor: TANER MEHMET TURHAN
IPC: G01V1/24
Filed: 1978-02-04
Abstract: Seismic exploration method, based on spherical seismic waves, produces reflection signals in many receiver positions which are spaced over an area of large dimension relative to the seismic wavelength. These signals are summed up to forma signal for the source position which simulates the reflection response of the strata to the seismic wave energy. The enegy has a continuous wave front over a dimension which is large relative to the seismic wavelength. Arrangement achieves the advantages of multiple coverage stacking without the necessity for a common depth point stacking or a normal exit correction. The mass of data to the processed is reduced, and time and costs for seismic exploration are saved.
Patent DE-2807561-A1 (DE)
Title: Rotary anode for X=ray tube - has numerous holes acting as distributed black-body radiators cooling anode efficiently
Inventor: FRIEDEL RUDOLF DIPL PHYS
IPC: H01J35/10
Filed: 1978-02-22
Abstract: The rotary anode provides efficient coding by radiating the heat to the outside. The surface of the anode (10) outside its focal path (19, 20) is blackened. On the side of the anode away from the focal path, numerous blackening holes are located in the body of the anode. These holes are relatively large and the distance between them relatively small. The holes are 10-1000 microns deep, pref. 200 microns, and of the anode is 2-20mm thick they have a depth of 10mm. They act as small black body radiators.
Patent DE-2807649-A1 (DE)
Title: Safety ski binding adjustment tester - has supporting body adjustable vertically and in longitudinal direction by slide with handle
Inventor: EICHWEBER GERHARD
IPC: A63C11/26
Filed: 1978-02-22
Abstract: The device testing and/or demonstrating the adjustment of safety ski ties has a thrust bolt movable axially and transversely to the longitudinal direction of the ski in a supporting body. The mounting for the latter comprises a slide displaceable by means of a handle along the length of the ski. The handle is held on the slide parallel to the ski plane. A kinematic connection is made between the handle and the supporting body so that turning of the handle changes the vertical position of the supporting body.
Patent DE-2808281-A1 (DE)
Title: Electric control system for change speed drive - has motor controlled by single starting and stopping switches in independent stages
Inventor: TRAPP DIETER
IPC: G05D11/13
Filed: 1978-02-27
Abstract: The electric control system is for a change-speed drive with several independent drive stages individually set by selector buttons. This produces mixts. of different proportions at fuel filling stations. To set all the stages selected by the individual buttons (1), the electric driving motor is controlled only be one starting (9) and one stopping (10) switch. Each of these switches is actuated by selector members (5, 12) common to all stages, by a single button locked in relation to the remainder.
Patent DE-2810705-A1 (DE)
Title: Hand cigarette making machine - with levers for compacting tobacco wad and holding preformed paper tube for filling
Inventor: MOSCOVITCH HERMAN
IPC: A24C5/42
Filed: 1978-03-11
Abstract: A machine for injecting a compacted cylindrical tobacco was into a cigarette paper tube comprises a bell-crank operating handle pivoted on a casing and with its inner arm secured by a single link to a tobacco compacting member. An elongate spoon slides in the casing from a tobacco receiving to an extended position to inject a wad into a tube on an aligned nipple outside the casing. The spoon has a handle extending outside the casing for manual sliding,a nd lever holds the tube on the nipple during insertion, a spring holding the lever in contact with the nipple when the handle is in compacting position. The link contacts a stud on the holding lever an dpivots it out of contact with the nipple when the handle is in the tobacco receiving position. The member is pref. of nylon. The arrangement minimises the number of moving parts and produces cigarettes of high consistent quality.
Patent DE-2811086-A1 (DE)
Title: Keyway milling cutter blade insert - has auxiliary cutting edges and clamping recesses between sides and edge faces
Inventor: GUSTAFSSON MANFRED WALLACE
IPC: B23C5/20
Filed: 1978-03-14
Abstract: The reversible blade insert is for a rotary milling cutter, particularly for keyway milling, has a rectangular body of parallelogram cross-section. It has two opposite flat sides, two edge faces between and two opposite end faces, the sides and the end faces intersecting to form main cutting edges. The flat sides (11) and the edge faces intersect at less than 90 deg. and form edges (17, 18). Part of each edge forms an auxiliary cutting edge, and the remainder is a recess for a clamping device. Each recess is formed by flat surfaces (23, 24), enclosed by edges parallel to the auxiliary cutting edge.
Patent DE-2813972-A1 (DE)
Title: Small-area monolithic integrated transversal filter - has weighting circuits receiving clock signals whose frequencies determine weightings
Inventor: KNAUER KARL DIPL ING
IPC: H03H15/02
Filed: 1978-03-31
Abstract: The transversal filter has the regions of opposite conduction type to the semiconductor substrate separating the weighting circuits from one another and having their own connections. These connections receive first clock signals for the weighting circuits. The frequencies of these clock signals are higher than that of the shift pulses for the charge-transfer shift register and are chosen such that they determine the corresponding weighting coefficients. The width of the second input gate contacts to the weighting circuits is equal to the length of one stage of the shift register.
Patent DE-2815744-A1 (DE)
Title: Pavement slab splitting cutter with stabiliser - includes moving cutter guide screw for moving two sliding tubes w.r.t. each other (NL 21.8.79)
Inventor: LANDHUIS HENDRIKUS
IPC: B28D1/22
Filed: 1978-04-12
Abstract: The cutter is used in road construction for cutting pavement slabs. The cutter has a frame with a support with height adjustment and one stationary and one moving cutter. Each adjusting arrangement has a tube held on the frame. The tube is enclosed by a sliding outside tube. A screw is used for moving the outside tube relative to the inner tube. The tube arrangement ensures reliable guiding of the adjusting screw and nut which is held in the inner tube this ensuring that the cutters are always correctly aligned.
Patent DE-2829737-A1 (DE)
Title: Wheel or workpiece feed system for grinding machines - incorporates cutting parameter indicator with its output statistically evaluated
Inventor: ARTEMIEV VLADIMIR ILLARIONOVIT
IPC: B24B49/02
Filed: 1978-07-06
Abstract: The control arrangement for feeding work into a grinding machine incorporates a logic circuit which processes the output of a cutting parameter indicator (9) and feeds the output to an amplitude analysing circuit (10). This circuit determines the statistical distribution of the input amplitude. The circuit is connected to a required value adjusting arrangement (11) which integrates the cutting time during under loading or over-loading. The integrated value is converted to an infeed parameter. The required value adjusting arrangement is connected to the drive of the grinding wheel (6).
Patent DE-2830378-A1 (DE)
Title: Adjustable trailer for plant equipment - has low profile twin axles and extending load platform including stabilising counterweights at ends
Inventor: ALLWEYER REINHARD VON
IPC: B62D63/06
Filed: 1978-07-11
Abstract: The twin axled low profile trailer for heavy equipment has a sliding support platform (17) on which the equipment is moved to centre of the trailer for load balancing. The load is stabilised by counterweights at each end on extending frames. During load transfer the vehicle is stabilised by extending ground struts (4). The trailer is pulled by an extending drawbar. The system allows heavy and bulky plant equipment to be hauled without restricting the load of the towing vehicle and at a low profile.
Patent DE-2835325-A1 (DE)
Title: Can lid with triple fold push-down gate - is made by initially forming gate in blank then shaping chuck and seam panels together with curl
Inventor: KLEIN GERALD BERNARD
IPC: B21D51/44
Filed: 1978-08-11
Abstract: In the manufacture of a gated can lid preparatory to attaching the lid to the body of a can, a push down gate is first formed in a metal blank prior to cutting the outline of the lid. The gate is cut in a panel which is integral with the lid, below an aperture in the lid, and beneath an under folded, interconnecting spacer strip about this aperture. After the lid outline is cut from the blank, the circumferential chuck panel, seaming panel and curl are formed to complete the gated lid. The cut is effected by a shear to offset the gate from the panel. The cut extends completely about the panel excepting for a hinge portion adjacent to the centre of the blank, or the outer edge of the blank.
Patent DE-2838927-A1 (DE)
Title: Automatic control for IC engine output - uses comparator for angular crankshaft position signals and laboratory-determined signals
Inventor: LATSCH REINHARD DIPL ING DR
IPC: F02B77/08
Filed: 1978-09-07
Abstract: The arrangement is for comparing the actual with the desired power output of at least one engine cylinder. For given operational parameters and pre-determined angular positions of the crankshaft (10), a signal is generated (16) which characterises the rotational movement of the crankshaft. This actual signal is compared (42-45) with signals (46-49) representing the desired values previously determined in laboratory experiments. The actual signal may represent the time elapsed during the passage of two angular markings along a fixed sensing point. The sensor may be connected to a circuit (30-33) receiving ignition signals (25-28) from the cylinders.
Patent DE-2843845-A1 (DE)
Title: Upper stretching roller carrying and loading arm - has roller carriages fitted roller carrying members adjusted relative to carriages by eccentrics
Inventor: GLOCK ALFRED ING GRAD
IPC: F21V3/00
Filed: 1978-10-07
Abstract: Carrying and loading arm for upper rollers associated with fixed lower stretching rollers has a number of carriages each carrying a respective upper roller through the intermediary of a member which is adjusted relative to the carriage by means of an eccentric setting member carried by a pin. Setting device is simple and readily accessible from outside even when the upper rollers are in operative engagement with the lower rollers.
Patent DE-2854817-A1 (DE)
Title: Increasing egg-laying rate of laying hens - with ground oyster shell and water soluble salts of calcium, potassium and magnesium
Inventor: VOGNSEN ANDERS MARIUS
IPC: A23K20/26
Filed: 1978-12-19
Abstract: Method of increasing the egg-laying rate of laying poultry involves administering to the poultry a feed-additive contg. finely ground oyster shells and a preparation consisting of readily soluble physiologically tolerable salts of calcium, potassium, magnesium and, optionally, sodium and a mineral-rich material. The feed additive gives an increase in laying rate and increase shell strength while permitting a reduction in the total calcium carbonate administered. The ground oyster shell pref. has a particle size of 0.1mm. The preparation pref. contains a mixt. of ca 60% calcium gluconate monohydrate, ca 30% potassium gluconate monohydrate, ca 1% secondary magnesium phosphate trihydrate, ca 5% secondary sodium phosphate dihydrate, ca 0.1% ferrous gluconate monohydrate, ca 0.1% manganese sulphate monohydrate, ca 0.1% zinc sulphate heptahydrate, ca 0.1% copper sulphate pentahydrate, ca 0.1% cobalt sulphate heptahydrate, ca 0.01% potassium iodide, and the mineral-rich material.
Patent DE-2901633-A1 (DE)
Title: Tongue=and=groove board joint - involves groove cut on elongated tongue side to hold pressed stop side and compensate for movement
Inventor: JAKOB JOHANN
IPC: E04F13/10
Filed: 1979-01-17
Abstract: The purpose of the joint with pressure squeezing effect is to make it possible to use tongued and grooved boards in interiors where there is pronounced variation in air humidity. On the rear side of a profile board with extended tongue, a groove is cut in on the tongue side. The groove is able to accommodate the squeezed stop side when pressure is increased. The groove on the opposite side may be deeper than normal by the extent of joint width. The thickness of the stop batten depends on the hardness of the wood, being thinner if wood is hard.