baber/WOPTO huggingface dataset:
Patent DE-2916920-A1 (DE)
Title: Guide system for rotary drum coal cutting machine - has inner and outer rollers at ends, rotating against guide plate above face conveyor
Inventor: HARMS ERNST E DIPL ING
IPC: E21C35/12
Filed: 1979-04-26
Abstract: The rotary drum coal cutting machine with a spiral cutter, travels along guide frames, above a face conveyor (2), one each side. The outer guide frame includes a vertical strip (5) with a V shaped extension (18) on the inside against which rotates a guide wheel (17) with a V shaped edge, one each end of the machine. Mounted on the same axis as the rear guide wheel, is a drive wheel (8) with teeth which engage a toothed rack above the guide wheel. Also mounted slightly inwards of each guide wheel, is a smaller guide wheel (19) rotating about a vertical axis, in contact with outside face of the vertical strip. The guide and drive wheels are positioned to permit the machine to travel around right angle bends.
Patent DE-2922121-A1 (DE)
Title: Procedure for adding greenery to mountain slopes - top soil is intensively mixed with grass, seed and water
Inventor: WEYRICH FRIEDRICH
IPC: A01G1/00
Filed: 1979-05-31
Abstract: The procedure is for adding greenery to slopes, especially mountain slopes which consist of material which is difficult to plant or can be planted only after the introduction of top soil. The top soil is applied to the already finished slopes and then provided with plants. The top soil is intensively mixed with grass seed and water and then in the pulpy state is worked over the slopes and away from individual track or roadway lanes. The top soil, water and seed mixture, at a larger thickness of 2-15 cm is washed away on the unsmoothed slope.
Patent DE-2925173-A1 (DE)
Title: Mixing device for polyurethane reaction components - liquids are injected to meet at suitable angle for optimum blending
Inventor: KELTERBAUM MANFRED
IPC: B01F23/47
Filed: 1979-06-22
Abstract: At least two liq. polymerisation reagents, partic. for polyurethane prepn. are mixed by counterflow injection into a chamber, whereby the jets of reagents meet at an angle and at a point inside the chamber which can be adjusted. The jets can also be set at adjustable distance from the chamber. High efficiency mixing, adjusted to suit the substances used is obtd.
Patent DE-2929899-A1 (DE)
Title: Digital filter with A=D converters for measuring signals - has two shift registers at respective converter outputs and computer pulse control for write and read circuits
Inventor: ZIEGLER HORST PROF DR
IPC: H03H17/02
Filed: 1979-07-24
Abstract: At the output of the a-d converter is connected a shift register for a train of digitalised measuring signals, with which cooperates a computer which also feeds pulses to the a-d converter. A d-a converter is connected at the computer output. A second a-d converter (22) is provided for a second signal (Sx), with a second shift register (24) connected to the output of this converter. To the second shift register are associated a write, or a read control circuit (26), which are also clock pulse controlled by the computer (14). The circuits are addressed by a signal, allocated to the number of digitalised measuring signals used for computing the measuring signal (Sy) for the digital filters. A second d-a converter (28) is supplied with signals read-out from the second shift register. The filter is used for digital smoothing of noise-inhibited measuring signals.
Patent DE-2932874-A1 (DE)
Title: Antitheft car roof-rack for wind surfer boards - has adjustable cross and long members locked by security bolt
Inventor: FREY DIETER
IPC: B60R9/058
Filed: 1979-08-14
Abstract: The security mounting for a car roof rack has two cross members mounted on the gutters and linked by a central longitudinal member. The cross members are locked to the gutters by security locks on the two-part clamps, and the longitudinal member contains a locking bar secured by a bolt through the member and with its end locked into the lateral security lock. The whole structure is locked onto the vehicle so that the load e.g. wind surfers cannot be removed by releasing the rack. The longitudinal member holds the fittings for securing the load and this is locked in place by the internal locking bar.
Patent DE-2934917-A1 (DE)
Title: Inflatable boat with fold-flat sides - has rectangular panel sides linked by gussets, lashed outside shorter sides to form boat (OE 15.1.80)
Inventor: MUELLER WALTER ING
IPC: B63B7/08
Filed: 1979-08-29
Abstract: The inflatable boat has a rectangular rigid floor to which inflatable side walls are flexibly joined. These sidewalls are in the form of four rectangular panels with non-contiguous ends so that they can be laid flat, joined by flexible gussets pref. of the same rubberised fabric, but not inflatable. When the panels are raised to form the boat the gussets are pushed outwards; they are then lashed, using fitted eyelets, across the shorter panels to hold the panel edges together. Preferably the side wall connections are linked by a line passing through the eyelets. Over the bottom may be arranged a foil of equal size, fastened at the transition between the bottom and side walls.
Patent DE-2935807-A1 (DE)
Title: Overload protection circuit - has PTC resistor in series with load and shunted by overload warning lamp
Inventor: RUNTSCH ERHARD ING GRAD
IPC: H02H3/04
Filed: 1979-09-05
Abstract: The overload protection circuit has a temperature-sensitive resistor (18) (a PTC resistor) connected in series with the component (e.g. a motor) (M) being protected. The resistor's resistance increases rapidly as the current through it increases. A warning lamp (20) is connected across the resistor and receives progressively more current as the resistor's resistance increases. Two such PTC resistors may be connected in series, the warning lamp shunts one of them, whilst an acoustic alarm shunts both of them. Three such PTC resistors (18,22,26) may be connected in series; the warning lamp shunts one, the acoustic alarm shunts two, and a cutout relay shunts all three. The circuit may be rearranged so that an NTC resistor can be used instead of a PTC resistor.
Patent DE-2937183-A1 (DE)
Title: Safety valve with float moving in guide tube - has one valve sealing element mounted on float
Inventor: DATENE HANS DIPL ING DR
IPC: G01M3/32
Filed: 1979-09-14
Abstract: The safety valve contg. a float is arranged in a system under press. and contg. vessels and pipes with at least two liquid or gaseous media of different densities under pressure. It prevents the entry of individual media under pressure into system components restricted to the other media. The safety valve is simply constituted and responds reliably after being idle for long periods. A cylindrical float in a guide tube has an apparent density lying between the densities of the two media to be kept apart. The float (3) moves vertically in the tube (2) as the valve opens and closes and carries one part (5) of the valve seal on one end.
Patent DE-2939354-A1 (DE)
Title: Data collection system for coke oven battery - having monitor on power to furnace pusher together with limit switches given information to data logger
Inventor: THOMAS WERNER
IPC: C10B33/10
Filed: 1979-09-28
Abstract: Operational data from coke oven batteries is for batteries where several ovens are operated by one coke expressing machine. This has an electrical supply and the pusher can be moved to any of the chambers. The condition of the oven is monitored by the electrical supply to the pusher. The position of the pusher is monitored by limit switches. When operating, the power supply to the pusher is monitored and the max. value compared to a set value via a peak value amplifier. This is then fed to a counter in the form of pulses which are summed. The result is fed to a data logger/printer. This also prints the total electrical work and the oven involved. The system is for use on coke oven batteries. It allows the performance of the plant to be monitored together with providing a record of the status of each oven and the loading on each.
Patent DE-2942165-A1 (DE)
Title: Candle with sinking wick - having radial arms terminating in flat sections extending from the wick
Inventor: STOFF WERNER
IPC: C11C5/00
Filed: 1979-10-18
Abstract: Candle has wick formed from a collar type of sinking body. This has radial arms extending from the centre. These arms terminate in a flat portion or foot. The wick is melted into the wax and as the candle burns, the wick sinks down with the molten wax in a pool. The construction avoids the need for a hole down the centre of the candle to locate the wick.
Patent DE-2946791-A1 (DE)
Title: Automatic telephone answering machine for extensions - responds only to calls originating within PBX itself
Inventor: BENZ LEO DIPL ING
IPC: H04M1/65
Filed: 1979-11-20
Abstract: The answering machine is used, e.g. in telephone extensions in an office block under the control of a p.a.b.x. which is connected to the public telephone system. An extension instrument is fitted with an answering device operational when the instrument is unattended. On it the location of the person normally at that instrument can be recorded for replay, or an incoming message can be recorded. The machine only responds to calls originating within the office system, and the branch exchange is equipped with a special calling tone generator for this purpose. At a temporarily unattended extension equipped as outlined an incoming call from the public system is reconnected back to the branch exchange switchboard by the extension equipment. The call can then be attended to by an operator, or connected to an answering machine.
Patent DE-2950861-A1 (DE)
Inventor: SCHRADER HELLMUT
IPC: G03B21/00
Filed: 1979-12-18
Abstract: Film guide for projection apparatus, comprising a centering window for delimiting the edges of the image and the position of the film. This window has two frames arranged consecutively in the direction of the light, one acting as a support for the edges of the film and defining the plane of the centering window, and the other one presenting a protuberance in the direction of the support plane of the first frame thus making the film plane. The protuberance also limits the opening of the second frame.
Patent DE-2951561-A1 (DE)
Title: Electrode sleeve positioning system for borehole in salt deposit - using triple rods and guide-rails for filament, enclosing clamps and multiple spacers
Inventor: HAFERKAMP BURKHARD
IPC: E21B47/08
Filed: 1979-12-21
Abstract: Three parallel carrier rods (2), mutually offset through 120 degrees, have ends rotatably held by holes (3,5) in a base plate (4) and cover plate (6), rod are firmly connected to spacers (7) to accommodate elastic sleeves (7), in provision for simultaneously positioning sleeves at predetermined axial intervals in a borehole (1). Diametrally sited guide rails (9), linking the plates guide a loop shackle (10) enclosing a filament (11) supplied with current via two tension-free supports cables passing out of the borehole through a control hole in the cover plate. Each sleeve stands on three spacers (8) and is enclosed by a tensioning element (15), retaining its dia., passing through diametral holes (16). This enables a number of sleeves to be inserted as outside electrodes for cylindrical capacitors and correctly positioned for a probe in the borehole.
Patent DE-3002261-A1 (DE)
Title: Refrigeration unit for mobile use - is connected to cold chamber by unions sealed off after uncoupling
Inventor: VOY CHRISTIAN DR ING
IPC: F25D19/00
Filed: 1980-01-23
Abstract: The refrigerator comprises a cold chamber and a mobile refrigeration unit outside the chamber, being designed so that one such unit can serve several different chambers. There are detachable connections (6) between the chamber (5) and the unit (1), and which can be sealed off after uncoupling. The unit can comprise a compressor (3), a condenser (2) and a heat-exchanger (4), the latter mounted in a refrigeration chamber (11) outside the cold chamber, and with a fan (10) delivering cold air from it via an inlet pipe (5) into the cold chamber, while an outlet pipe (8) returns air from the latter to it again.
Patent DE-3003484-A1 (DE)
Title: Prodn. of abrasive surface, e.g. for a tool - by contacting surface with abrasive particles with simultaneous electroless deposition of nickel
Inventor: BUTSCHKOV DIMITER TODOROV DIPL
IPC: C23C18/16
Filed: 1980-01-31
Abstract: An abrasive surface is produced by simultaneous deposition onto the surface of both a chemically derived nickel coating and abrasive particles, the particles being contacted with the surface by means of an agitator, followed by additional hardening by chemical nickel plating in a separate bath. The abrasive particles are pref. contacted with the surface intermittently at regular intervals, esp. by driving the agitator at 200-400 (200-300) c/s for 0.5-4 mins followed by a rest period for 3-15 mins. The method is simple and efficient and gives a uniform surface of high hardness with good abrasion resistance.
Patent DE-3003800-A1 (DE)
Title: Roller shutter or venetian blind operating mechanism - has extruded plastics top and bottom case parts pressed to lock together
Inventor: DELECKER WILLY-MAX EDUARD
IPC: E06B9/78
Filed: 1980-02-02
Abstract: The system is used for operating roller shutters or venetion blinds. The system involves an upper case piece and lower case piece, made from plastics by extrusion. The former is thrust down over the latter, and they are pressed together, to attain a state of semi-rigid locking. The bottom end of the lower piece may incorporate belt or roller axle prongs, with an axial hole through them, and it can have top end guide lugs.
Patent DE-3010302-A1 (DE)
Title: Drive for fairground wheel - uses four hydraulic motors to reduce loading on individual gear wheel teeth
IPC: A63G9/16
Filed: 1980-03-18
Abstract: A fair-ground wheel is mounted on an overhung bearing from a rigid structure (1). The wheel consists of a ring (12) supported by two diametrically opposite spokes (8,13), attached to a boss which forms the outer race of a ball bearing. This outer race has gear teeth cut in its periphery which mesh with the pinions of four hydraulic motors (18). The drive incorporates a free wheel which allows the wheel to rotate under the weight of the passenger car (9) as it descends. This use of four motors (18) to drive the wheel reduces the load on the individual teeth of the transmission and enables a small tooth to be used with a more compact installation.
Patent DE-3012594-A1 (DE)
Title: Machine assembly method for propelling pencil - includes sleeve with fitted writing head and press button at rear, inside lead storage chamber and fitted with pressure spring
Inventor: KATZ OTTO DIPL ING
IPC: B43K15/00
Filed: 1980-04-01
Abstract: The machine assembly method is for a propelling pencil fitted with a sleeve. A writing head is screwed into the front end of the sleeve, a press button is inserted into the rear end of the sleeve and a length adjustable lead chamber pipe inside the sleeve and with a pressure spring inserted between sleeve and lead chamber pipe. In addition there is a tensioning sleeve made from an elastically springy material with a tensioning ring, two adjoining length slots positioned opposite to each other with radially projecting snap in bulges at that end opposite to the tensioning ring. There is a groove to locate the snap in bulges and a tensioning tongue fitted with stop ribs guided radially outwards through the length slots of the tensioning sleeve.
Patent DE-3017454-A1 (DE)
Title: Used printing screen stripping machine - has carriage transporting screen template in guides through housing
Inventor: CLAUSEN HANS
IPC: B41F35/00
Filed: 1980-05-07
Abstract: The stripping machine is for used screens in printing screen templates, having a box-shaped housing with internal sprayers directing water and chemicals onto the templates, together with driving and guide equipment directing them through it between inlet and outlet. One template (3) at a time is transported by a carriage (4) through the housing, the carriage being equipped or working with driving and guide equipment (40,17,11,149). The carriage can have a horizontal (48) and a vertical (49) arm, the template being inserted and secured in the angle between them, and can be guided at top and bottom.
Patent DE-3019098-A1 (DE)
Inventor: HANKE LEOPOLD DR PHIL
IPC: H01C7/02
Filed: 1980-05-19
Abstract: Ceramic cold conductors based on barium titanates having the general formula: (Ba1-xMII)O.z(Ti1-yMIVy)O2 wherein MII is selected from the group consisting of Ca, Mg, Sr and Pb; MIV is selected from the group consisting of Sn and Zr; x and y are numerals, the sum of which does not exceed one and z is a numeral in the range of 1.005 to 1.05, and containing one or more different doping elements, one of which (antimony, bismuth, niobium, lanthanum, yttrium or rare earth metals) in the barium titanate crystal lattice exhibits a predominant donor property and another of which (chromium, cobalt, copper, iron, manganese, nickel or vanadium) exhibits a predominant acceptor property, are produced by converting a mixture of appropriate starting materials into a conversion product, reducing the particle size of such conversion product, forming a body from such particles, sintering such body and subjecting the sintered body to a cooling and holding phase in special atmospheres to attain a final product. The doping element exhibiting donor property is present at a total concentration of 0.35 to 5 atomic percent in a Perowskite lattice and a doping element exhibiting acceptor properties is present at a total concentration of 0 to 2 atomic percent, with the proviso that the concentration of the doping elements is such that n-conductivity is present in the final product with a specific cold resistance,  rho 25 DEG  C., of less than 10 ohm . cm.
Patent DE-3023248-A1 (DE)
Title: Control increasing yield of lathe - uses cam and switch to indicate attainment of given size of machined rod-type workpiece
Inventor: DEUTSCHLAENDER DIETER
IPC: B23B13/02
Filed: 1980-06-21
Abstract: The control has a spindle with a clamping device, e.g. chuck, possessing a guide tube. The latter has a hole in which a guide sleeve moves axially in the direction of machining and is encircled by a closure bush and is acted on by a spring. The control spindle of the lathe cooperates with a cam and a switch in order to move the plunger until the desired size is reached. Alternatively, the control spindle cooperates with a switch, a timing component and a counter in order to machine the residual part of the rod-type workpiece.
Patent DE-3024873-A1 (DE)
Title: Fire box for tube boiler - has central ceramic sleeve in hearth with burner at one end
Inventor: NIBBRIG BERNHARD
IPC: F23M9/06
Filed: 1980-07-01
Abstract: The boiler (1) has a hearth (2) at the lower part of the boiler. The hearth is lined with a ceramic lining (3). The upper part of the hearth has a hot water piping system (4) with the enclosed flue passages (5). The fire box (6) consists of a central tube (7) made from ceramic material. The tube is closed at the ends (8,9) by two discs (10,11) also made of a ceramic material. The plates each have a central hole (12) whose dia. is less than the interior dia. of the tube. The burner has an atomiser (13) and a mixer (14) supported on the blocks (15).
Patent DE-3029224-A1 (DE)
Inventor: ZUCKSCHWERT EDGAR
IPC: H02K1/17
Filed: 1980-08-01
Abstract: A drive for audio appliances, especially for capstans in cassette audio tape recorders, is intended to be capable of cost-effective production and at the same time to have good running properties. These requirements are satisfied by splitting the drive into assemblies: The shaft and mounting tube (17 + 24) and magnetic circuit and rotor winding (56 + 59). These assemblies can be manufactured economically in large quantities since they can be used for a large number of different appliances. <IMAGE>
Patent DE-3029557-A1 (DE)
Title: Spark plug for IC engine - has axial hole through centre electrode for introducing air to improve combustion
Inventor: KASAI KOTOO
IPC: H01T13/40
Filed: 1980-08-05
Abstract: The ignition plug has its centre electrode (1) provided with an axial through hole (4) to supply air to the inside of the piston chamber. A control valve (10) prevents the gas mixture leaving the chamber via the hollow centre electrode. The middle region of the through hole is widened (3) to form a valve cavity (13). A short tube (7) is located in this cavity and acts as guide for the moving control valve (10) located in the cavity. The lower part of the widened region has an internal thread (3a) that mates with the bottom part (14) of the valve cavity. The advantage lies in injecting extra air into the piston chamber to ensure total combustion of the fuel.
Patent DE-3031463-A1 (DE)
Inventor: LEMCHE JOSEF
IPC: H05K7/18
Filed: 1980-08-20
Abstract: 1. Apparatus for setting up a video display unit on a working surface, having a base plate (1) ; a height adjusting device (4, 5, 6, 7, 10) consisting of at least one lever arm (4) which has a parallelogram linkage system (50-53) and is mounted in a shaft (17) arranged on the base plate, and at least one support arm (10) which is attached to the parallelogram linkage system and is led parallel to the base plate ; a pivotting device (8, 12, 13, 14, 15) for pivotting about a horizontal axis ; a weight compensating device (6) which compensates for at least a part of the weight of the video display unit ; and a holding device (9, 12, 18, 19) for holding the lever arm at a desired height, characterised in that the height adjusting device has two lever arms (4, 5) and two support arms (10) ; that the weight compensating device consists of a compression spring (6) which is arranged between at least one of the lever arms (4, 5) and the associated parallelogram linkage system (5) ; that the pivotting device consists of a cradle (8) which carries the video display unit, guide means which are arranged on said cradle and the two support arms (10), and which engage with one another, and at least one stop (13) which serves to limit the pivotting movement ; and that the compression spring (6) is biassed by a force which moves the video display unit upwards.
Patent DE-3032651-A1 (DE)
Title: Heat insulated coal mine pipe - has all round prefab. non-corroding steel pipe used as outer protective sheath
Inventor: ERKELENZ KARL-HEINZ
IPC: F16L59/18
Filed: 1980-08-29
Abstract: The pipe is used for cold water ducts fed by heat-exchangers, for air cooling. It consists of a medium pipe enclosed by an insulating layer, and this in turned enclosed by an outside protective sheath. The heat-insulated pipe is used underground, esp. in coal mining. The protective sheath is a prefab. corrosion-resistant steel pipe (1), with a closed periphery. Each section of it may be prefabricated with end flange connections (2,3). The insulating layer can be made of foamed plastics (11), esp. on a polyurethane foam base. The steel pipe may be supported against the medium pipe (6) via spacers, esp. in the form of beech wood supports.
Patent DE-3035340-A1 (DE)
Inventor: HELB HORST-DIETRICH DR RER NAT
IPC: G01N1/00
Filed: 1980-09-19
Abstract: A process and apparatus for the distribution and preparation of samples from primary vessels, especially samples of patients' sera, liquid reagents or the like, which are transferred into fixedly mounted secondary vessels of any desired construction, preferably in accordance with the data from a distribution sheet recorded by a control programming apparatus, where the secondary vessels can be moved into position one after the other by means of a transporting carriage for the primary vessel having an associated diluter, this transporting carriage being movable in the x-y plane by means of two stepping motors, and the primary vessel is brought back into its starting position after each delivery or after delivery of the samples intended for the entire series of samples.