baber/WOPTO huggingface dataset:
Patent DE-2459370-A1 (DE)
Title: Composite superconductors or heat exchanger tubes assembly - by rolling copper spray and electroplated niobium or titanium plate member
Inventor: SCHIEFERDECKER FRANZ DIETRICH
IPC: C25D5/28
Filed: 1974-12-16
Abstract: In the mfr. of composite workpieces using Cu and a metal(I) with a high affinity for oxygen, such as Nb, Ti etc., (I) is made electrically conducting on at least part of its surface before the electrodeposition of Cu takes place on the treated part of its surface. Prior to electrodeposition, a metal in finely-divided form, esp. Cu or a Cu alloy, is sprayed into the surface of metal (I). The spraying is pref. undertaken in a protective gas or in vacuum and, after the electrodeposition of a thin layer of Cu, the workpiece is pref. annealed at 600-1050 degrees C. and more Cu deposited to obtain the required thickness. The workpiece may be plastically worked before or after annealing, esp. using >=50% deformation. Used in mfr. of stabilised superconductor using Nb-Cu, or a Ti-Cu heat-exchanger tube with fins on its outer dia. An adherent layer of Cu is obtd. on the Nb or the Ti.
Patent DE-2500586-A1 (DE)
Title: Boiling plate with a refractory top plate - with plate made of vitrified ceramic material on which pans are placed
Inventor: GOESSLER GERHARD DIPL ING
IPC: F24C15/10
Filed: 1975-01-09
Abstract: The plate can have several heating units, and heaters for all units, including a temperature sensor, are held in a support resting on a supporting structure for the plate. Heating elements are placed in grooves of a refractory plate-shaped insulating support. The insulating support (25) is in contact with the plate (23) only at its edge and centre (33, 35). Its round radiation heating zone (31) with grooves for heating resistors (41) is at an appreciable distance from the plate (23) and is thin. Above the heating elements is a quartz time (49).
Patent DE-2501583-A1 (DE)
Title: HF signals transmission system - between stationary equipment and vehicle moving along track uses coaxial cable with metal rails
Inventor: BREITENBACH OTTO
IPC: H04B5/00
Filed: 1975-01-16
Abstract: The signal transmission system uses a coaxial radiating h.f. cable which consists of an inner and an outer conductor, which are separated by a layer od dielectric material. The cable is laid parallel to the track on which the vehicle runs and there are metal rails running along the cable. The outer conductor of the h.f. cable (6) is connected with the metal rial (1) at several points along its length and the spacing between these points is less than half the wavelength of the highest frequency to be transmitted through the cable. An aerial (5) on the vehicle is used to pick up signals by induction.
Patent DE-2502687-A1 (DE)
Title: Inter-exchange signalling system for TDM telephone networks - has synchronisation signals between signalling signals and of same bit number as central channels time slots
Inventor: STOLL ANTON
IPC: H04Q11/04
Filed: 1975-01-23
Abstract: The inter-exchange signalling system, for TDM telephone networks , uses a central signal channel to transmit signalling data. Synchronisation signals are inderted between each pair of sequential signaling signals, and consists of as many bits ad there are time slots in the central channel. The advantage of this method of signalling in networks with a central signal channel lies in its ensuringg that noises on the synchronisation and signalling signals caused by interference has as little effect as possible on signals.
Patent DE-2514417-A1 (DE)
Title: Cylinder lock tumbler plate travel limiter - has rotating cylinder core with spring loaded transfer system
Inventor: KRISCHER HANS GERD
IPC: E05B29/00
Filed: 1975-04-02
Abstract: A travel limiting device for a spacing loaded tumbler plate in a cylinder lock, is so constructed that when the tumbler plate (3) is inserted into the radial guide slot (2) of the rotating cylinder case (1) up to its locked positions, a bevel (8) on the hole wall of the rotational cylinder case (1) revolves and spring loads the tumbler plate in a side ways manner. A longitudinal edge of the tumbler plate (3) has a shoulder (9) which lies across from the spur (7) of the spring support. This shoulder (9) engages with another shoulder section of the guide slit (2).
Patent DE-2516786-A1 (DE)
Title: Flow control unit with easily accessible cleaning inlets - for heating and cooling of critical temp. zones of an injection moulding machine
Inventor: HEHL KARL
IPC: B29C45/17
Filed: 1975-04-16
Abstract: An appts. for maintaining the temp. at a constant value within the functionally critical temp. zone of an injection moulding machine, is regulated by throttling a liq. flow circuit, in which a device for continuous indication of the medium leaving the critical temp. zone is associated with a device for displaying the flow rate of the medium in each circuit and comprising a vertical measuring tube containing a suspended body and forming a section of the circuit, one end of the tube being fitted in a head piece, forming a horizontal tubular section for the flowing liq., as disclosed in the parent application. The improvement is that the horizontal aection of the appts. has an opening concentric with the measuring tube and able to be closed off by a cover. This overcomes or significantly reduces the problem of algae growth in the measuring tube which makes it difficult to read off the flow rate and may increase the friction between the suspended body and its guides or even block the measuring tube completely, by providing means for the easy introduction of cleaning devices, e.g. rotary brushes.
Patent DE-2519169-A1 (DE)
Title: Naphthoylene benzimidazolium salts - useful as dyes for anionically modified fibres esp. of acrylonitrile polymers
Inventor: HETTCHE ALBERT DR
IPC: C09B57/12
Filed: 1975-04-30
Abstract: Naphthoylene benzimidazolium salts of formula (I) are new: (R is alkyl, aralkyl, alkylmercapto, hydroxyalkylmercapto or arylmercapto; R1 is H or R; R2 and R3 are H, alkyl, alkoxy or alkoxycarbonyl; R4 is alkyl, hydroxy-alkyl or aralkylf and A - is an anion).
Patent DE-2519642-A1 (DE)
Title: Plough beds for cable type laying - has shares on both sides whose cutting edges are arranged at acute angle to direction of cut
Inventor: WILLNER KURT
IPC: E02B11/02
Filed: 1975-05-02
Abstract: Plough body for the trench-less laying of cable-type pipes, especially flexible drain pipes with shares on both sides, enclosing a prismatic earth breaker where the cutting edges (2) of the shares (1) are arranged at an acute angle and with respect to the direction of cut (7). This angle is such that is does not allow the side breakages of the soil to remain in the soil. An intermediate base joins the shares (1) and at its front edge, this projects beyond the bottom part of the side breakages and is arranged at a slope with respect to the horizontal which permits the breaking up of the soil.
Patent DE-2521339-A1 (DE)
Title: Sealing bush for pump piston shaft - is elastically deformable to maintain pressure levels in pump
Inventor: NENDZIG GERHARD DIPL ING
IPC: F16J15/44
Filed: 1975-05-14
Abstract: The piston shaft (13) is tightly sealed in the cylindrical housing in which it reciprocates, by an elastically deformable bush seal, filling in the crack and providing support. The seal is especially useful in pressurised cylinders in machines, where radial movement of the cylinder must be taken up by the self-centering bush, such as in a pump housing (10). The piston has guide bearings (11, 12) and stroke (H), and outer dead centre position at (13a), at the end of the intake stroke. The space (14) surrounding the piston and its working space (17) are connected by cross bores (15) and channels (16), allowing transmission of working pressure without throttling. The bush (20) seals these channels off from the lower pressure channel (18).
Patent DE-2523523-A1 (DE)
Title: Wooden block feed system for wood chip production system - has pusher rollers one with filler piece to prevent block remnant entry, other with movable compression pieces
IPC: B27L11/00
Filed: 1975-05-27
Abstract: The feed device for use in transport of wooden blocks into a wood chipping production system has a pair of pusher rollers mounted above the path of the knife support such that they make contact with the block surfaces. A filler piece prevents entry of a wood block remnant into the intermediate space between the pusher roller and the knife support. It has the roller (9) lying above the roller (7) with the filling piece (15) sub- divided along its length such that movable compression pieces (33) are attached which extend up to the knife support (3) at their lower ends.
Patent DE-2526273-A1 (DE)
Title: Machine slide quick acting and fine adjustment - has epicyclic drive with balls acting as planetary wheels inside cylindrical annulus
Inventor: FELDMEIER FRITZ DIPL ING DR
IPC: B23Q5/46
Filed: 1975-06-12
Abstract: The quick-acting and fine adjustment is for use between two components sliding in relation to each other, and has a handwheel incorporating an epicyclic drive drive which can be brought in and out of use. The planetary wheels are balls and the annulus is a cylindrical bush, while the sunwheel is a cylindrical component with a V-shaped running surface. These allow the selection operation to be performed, and a friction drive to be transmitted with no external reactive forces. The sunwheel can be in the form of two tapered components, sliding in relation to each other. When slid apart they release the balls, and when moved together they clamp them between themselves and the annulus.
Patent DE-2534019-A1 (DE)
Title: Yarn guide and feeder for high processing machines - has pressure rollers lowered and lifted by hand lever
IPC: D02G1/02
Filed: 1975-07-28
Abstract: A thread guiding and feeding arrangement is designed for textile machines of great height in which continuous synthetic filaments drawn from a supply package are delivered to >=1 vertical processing unit, and run through to the lower zone of the machine to be passed on to a winding station. At the end of the machine, a derrick pivots vertically on a shaft at a fixed point on the frame and carries two pressure rollers for two feeders positioned some distance apart. The connecting lines between the pivot point and the rollers form a triangle, whilst the derrick also is laid out as an obtuse isosceles triangle. The free end of the one leg forms the pivoting point, and the free end of the other carrier the roller of the first feeder; the pressure roller of the second feeder being arranged on an extension from the obtuse angle between the two legs. The pressure rollers of the upper yarn feeders can be brought within easy reach of the operatives for the thread to be slung around them, returned and locked in position. Machines with a height of 4m. and ends running straight through the processing zone, can be threaded without any further equipment.
Patent DE-2540886-A1 (DE)
Title: Corner bearing for tilting and rotating window - has adjusting threaded spindle in fork for adjusting moving frame
Inventor: GEISLER GERHARD
IPC: E05D7/04
Filed: 1975-09-13
Abstract: The corner bearing for a combined rotating and tilting window has an adjusting threaded pin. The window panel is adjusted in the horizontal direction on a vertical pivot pin which rotates about the horizontal axis on the hinge mechanism. The moving frame is readily adjusted in the horizontal direction when the moving frame is completely mounted. The horizontal axis (18) of the pivot pin (15) represents a threaded adjusting spindle screwed through the pivot pin bore. The adjusting spindle is free to rotate in the fork arms (19) of the fork (20) which enclose the bearing (17) of the pivot pin (15) with play. The window moving frame is readily adjusted by rotation of the adjusting spindle.
Patent DE-2540985-A1 (DE)
Title: Seesaw separator for bottle crates on track - has beam brake synchronised with seesaw acting against crate top
Inventor: WEBER PETER
IPC: B65G47/88
Filed: 1975-09-13
Abstract: The seesaw is for a transport track for separating individual or groups of bottle crates stowed behind each other, esp. for feeding in a packing machine. A beam brake (22) operates as a wedge against the top side of the bottle crates (41, 42) and is synchronised with the seesaw (1). The speed of the angular movement of the beam brake during its lifting or lowering is greater than the corresponding movement of the seesaw (1). The beam brake (22) is coupled to the seesaw (1) by a coupling rod to form a four link coupling drive. The crank arm formed by the longitudinal section of the seesaw is longer than a steering arm formed by the longitudinal section of the beam of the brake.
Patent DE-2549244-A1 (DE)
Title: Enlarging tool for hub bores - uses axis parallel rollers forced into inclined position by tapered mandrel
Inventor: STAUSS SIEGFRIED
IPC: F16J1/16
Filed: 1975-11-04
Abstract: The tool is for enlarging the bore on the inner ends of gudgeon pin bosses to prevent fissures at the boss ends due to slight deflection of the pin during operation. A shaft (3) is introduced into the bore of the boss (1) of the piston (2). Along this shaft a pressure roller (5) is slidingly fitted in the spacer (4) whose movement is effected by a shoulder (4'). The shaft has a zone(A) which is tapered, enlarging opposite to the thrust movement. Initially the enlarging madrel with spacer and pressure roller are arranged so that the roller inner ends are still not on the tapered part of the mandrel. The piston is then slid over the mandrel.
Patent DE-2556385-A1 (DE)
Title: Disc brake with annular pads between disc pair - has normal hydraulic operation and additional manual operation provided by ramp mechanism
Inventor: KLAUE HERMANN DR ING
IPC: F16D55/14
Filed: 1975-12-15
Abstract: The disc brake has annular friction pads arranged between the two radially outwardly open discs. The pads are supported respectively on an annular piston and cylinder for hydraulic operation of the brake. Manual operation is achieved by a ramp mechanism. The mechanism has ramps formed on the cylinder body and on an operating ring arrange between the cylinder body and the back plate of the pad supported on the piston. Rotation of the ring causes the pads to spread apart. Balls are interposed between the ramps and between the ring and its adjacent back plate.
Patent DE-2601264-A1 (DE)
Title: Ventilation device for buildings with hot waste gas source - has series of open ended chambers around periphery of offtake hood to allow incoming blast of cool air from outside building
Inventor: MILLER EDWARD M
IPC: C21C5/40
Filed: 1976-01-15
Abstract: Ventilation system, e.g. for steel works, has a ventilator hood which is mounted in a building at a distance above a source of hot exhaust or waste gases and which has a built in suction ventilator fan, which produces a partial vacuum within the hood allowing rising hot gases to be sucked away. A series of open bottom chambers (40) is mounted in the periphery of the hood (25). An additional fan (43) is used to blow cold air from the exterior of the building being ventilated back down into the chambers (40) surrounding the hood (25) periphery.
Patent DE-2601439-A1 (DE)
Title: Magnetic sealing tapes - of co-extruded ferrite-contg. strip with flexible plastic carrier strip
Inventor: JENSEN CHRESTEN
IPC: E05C19/16
Filed: 1976-01-16
Abstract: Magnetic tape comprises a magnetic portion comprising a plastic strip incorporating ferrite, bonded along one edge or one surface to a soft flexible plastic carrier strip. Prods can be made in a single operation without having to bond the parts together e.g. with adhesives or by mechanical means. Prods. are useful e.g. as sealing strips in walls and doors e.g. of refrigerators, cars, etc.
Patent DE-2613024-A1 (DE)
Title: Front plate for optical character display - has opaque layer except in character zones which have translucent coating
Inventor: BRANSKY OLAF
IPC: G09F13/08
Filed: 1976-03-26
Abstract: The front plate (6) for an optical character display comprises a transparent sheet which is coated with an opaque layer (8) except for selected zones (10, 11) corresponding to the characters to be displayed. These zones (10, 11) are coated with a translucent layer (9), which pref. extends over the entire front surface of the front plate (6). The opaque layer (8) is pref. also applied to the front surface of the front plate (6), between the latter and the translucent layer (9) and the front plate (6) itself is pref. made from plastics. A light source (3) is positioned behind each of the character zones (10, 11).
Patent DE-2613204-A1 (DE)
Title: Ink supply metering unit for mosaic printing head - produces points of uniform size and intensity irrespective of number of piezocrystals activated
Inventor: GLAVE HORSTDIETER
IPC: B41J2/045
Filed: 1976-03-27
Abstract: A unit is for producing metered amounts of liquids esp. of ink in a typing or mosaic-printing head. It is designed to ensure that the size and colour intensity of mosaic prints are formed uniformly on the print carrier irrespective of the number of piezo-crystals which are simultaneously activated. Each piezo-crystal (1, 2, 3) is in series with a common condenser (8) and in parallel with each other crystal. Resistances (4, 5, 6) form with the capacitance of the crystals RD-elements for discharging them after the voltage impulse has been terminated.
Patent DE-2616044-A1 (DE)
Title: Commutatorless DC motor with permanent magnet rotor - has winding voltage converted into pulses phase shifted and used after smoothing for motor control
Inventor: MUELLER ROLF DIPL ING DR ING
IPC: H02K29/08
Filed: 1976-04-12
Abstract: The motor has a winding generating an electromagnetic alternating field, and thus a torque with gaps. It has further means for collection of voltages induced in this winding. A phase shift pref. of 180 deg. is produced in order to generate a control signal, as in 22 25 442 and 22 52 727. The collected voltage triggers pulses of specified duration. The amplitude is independent from the motor parameters, e.g. its warming up. the phase of these pulses is shifted by a phase shifter (40), and pulses are smoothed and used for the motor control.
Patent DE-2616987-A1 (DE)
Title: Microwave stripline junction for waveguides - uses short coaxial intermediate line arranged between stripline and square, round or ridged waveguide
Inventor: ROESCHMANN PETER ING GRAD
IPC: H01P5/08
Filed: 1976-04-17
Abstract: Microwave stripline junction onto other waveguides, such as for example, coaxial lines, square, round and ridged waveguides aims at high mechanical stability of the frame mounting, together with improvements to the strip line junction itself. To these ends a short coaxial intermediate line is arranged between the microwave strip line and the waveguide. The inner conductor of the intermediate line has a flat contack tongue lying symmetrical or asymmetrical to the intermediate lines axis, on the side adjacent to the microwave stripline. More specif. the contact tongue is made of a very flexible electrically conductive material and a conductive connection to the microwave stripline is made as a contact spring.
Patent DE-2618661-A1 (DE)
Title: Tandem bottle conveyor - has chain pin heads fitting in recesses in bottle carrier end pieces
Inventor: BABUNOVIC MOMIR
IPC: B08B9/42
Filed: 1976-04-26
Abstract: The tandem bottle conveyor has two parallel roller chains spaced apart and with overlapping links joined by pins passing through them and rollers. The pins have heads towards each other and between the two chains, and each oblong bottle-carrier between the chains has two sets of compartments accommodating the bottles, alongside each other. End pieces are mounted on the carriers, with recesses at intervals across them, the rearmost one being elongated in the direction of travel to allow chain tensioning. Each end piece fits between the overlapping chain link ends, and the pin heads fit in the recesses. Both they and the recesses are spaced apart for intervals less than the carrier width.
Patent DE-2628679-A1 (DE)
Title: Stackable food serving trolley - with tapered shape and open front tiers of tray supported by vertical struts
Inventor: HEILEMANN PAUL DIPL KFM
IPC: B62B3/00
Filed: 1976-06-25
Abstract: The stackable food trolley has a series of trays with tapering shapes, narrower at the front. The trays are supported by vertical struts near the back of the trolley to present a tier of open fronted shelves. The bottom tray is supported over a tubular frame (6) with the wheels set inside the contours of the frame. The trolley stacks into similar trolleys in the same way as supermarket trolley, and thus does not take up up much room inside a restaurant. The design is simple and lightweight and can be used in all types of food serving sites.
Patent DE-2640324-A1 (DE)
Title: Telephone terminal with loudspeaker output - has two microphones whose outputs are subtracted to eliminate background noise
Inventor: KOCK RUDOLF
IPC: H04M1/20
Filed: 1976-09-08
Abstract: The telephone terminal consists of a loudspeaker (12) and two microphones (10, 11) equidistant from it. The outputs of the microphones are subtracted from one another to eliminate sounds from the loudspeaker (feedback) and background noise in the room. The user speaks into one of the microphones so that after subtracting the microphone outputs only the signal representing his voice is passed on. The two microphones are connected via amplifiers to a differential amplifier (24) whose output passes to a line transformer (28).
Patent DE-2652021-A1 (DE)
Title: Movement controlled IR proximity switch - has IR transmitter and receiver reacting to variation in reflected UV radiation
Inventor: TIEFENAU HELMUT DR
IPC: H03K17/94
Filed: 1976-11-15
Abstract: The proximity switch is used to switch on or off various electrical appliances such as e.g. electrical hair dryers, hand dryers, water taps, soap dispensers and other articles of general use. This is done for the duration of a changing signal at the infra-red receiver. A timing circuit switches the appliance on or off for a certain time from the moment when the reflected signal changes. The amount of light received is transmitted to a sample and hold store which sends out an electronic signal only if two consecutive signals received have a different magnitude, indicating a change in the amount of reflected light.
Patent DE-2655151-A1 (DE)
Title: Lifting support for rucksack - consists of two side supports adjustable in height, with end grips
Inventor: CLAUS GUSTAV DR
IPC: A45F3/04
Filed: 1976-12-06
Abstract: The lifting support for a rucksack consists of two supports pref. in the form or rails (4) which are adjustable in height and positioned at the outer sides. The length of the rails (4) can be locked to adjust to the arm length of the wearer; they have end grips (5a). The two side supports can be tubular and joined to the sides of the rucksack. Two orificed rails (5) and end grips (5a) slide in these and are locked in a predetermined position by means of splints (4') fixed to the rucksack. Alternatively, the supports can be in the form of plastic plates with holes in, and fixed to both sides of the rucksack by means of buckles. In winter, the supports can be in the form of skis; and the end grips can be oval, through which an ice pick can be inserted.
Patent DE-2658993-A1 (DE)
Title: Record player turntable - having impregnated elastic layer to avoid electrostatic charges, used as flexible support for record
Inventor: MEYER THOMAS
IPC: G11B19/20
Filed: 1976-12-27
Abstract: Record player turntable has an impregnated elastic layer which prevents electrostatic charges and is used as a flexible support for the record and also contacts earthed parts of the turntable. The supporting layer consists of a conducting cushion layer which is formed by a gauze or foamed plastics. The foamed plastics is made conductive by impregnating with a colloidal graphite or C-black (acrylic)resin.