baber/WOPTO huggingface dataset:
Patent DE-2818906-A1 (DE)
Title: Flat material securing device to base - has two needle mountings in one piece forming flat elastic component
Inventor: RITTER WILFRIED
IPC: F16B2/24
Filed: 1978-04-28
Abstract: The device secures flat material which can be pierced, such as plastics sheet, packing paper, textile material etc to a base, into which needles can be driven, and preferably into walls or floor of textile plastics or wood. Two needle mountings mechanically coupled together are held in a rest position by or against spring action and are movable in relation to each other elastically from this position. The axes of the needles in the mountings are inclined to each other, their points facing obliquely rearwards in relation to the direction of mounting movement from the rest position. The two needle mountings (2, 3) are in one piece, forming a flat elastic component (1). The angle (a) between the axes of the needles (4, 5) is between 170 and 180 deg.
Patent DE-2824751-A1 (DE)
Title: Ensuring uniform heating and/or cooling of moulding compound - over pressing area of gramophone disc half-mould, using evenly spread ducts with feed and discharge collectors and intermediate distributor
Inventor: BRUNNER WINFRIED DIPL ING
IPC: B29C43/00
Filed: 1978-06-06
Abstract: Half-mould esp. for mfr. of gramophone record discs has a cooling and/or heating duct system evenly distributed beneath the pressing surface of the half-mould and fitted with an inelt and an outlet collecting chamber. The duct system is formed by ducts running from inlet collecting chamber to discharge collecting chamber. Their total cross-section immediately upstream of the discharge collecting chamber is reduced w.r.t. the smallest total cross-section over their courses between inlet and discharge collecting chambers. Design ensures even and rapid cooling and/or heating of the moulding cpd. by a suitable medium, over the entire pressing surface, thus resulting in high-quality mouldings.
Patent DE-2831169-A1 (DE)
Title: Gangway grid with adaptable tread surface - has channels holding friction surface strips reversible to form hard wearing surface
Inventor: ARENS ERICH
IPC: A47L23/26
Filed: 1978-07-15
Abstract: The system of flooring using a grid of elements, includes longitudinals n1) which may be plastics extrusions of metal diecastings. Each longitudinal consists of side-by-side H-shaped portions in cross section. Inserts (5) of a suitable material may be enclosed between the sides (4) at the top of these H-sections. These inserts - which may form a tread surface - can be strips of rubber, felt, bristles, textiles etc., to suit the conditions prevailing. The inserts can rest on the cross-arms (6) of the H-sections. The sides can incorporate projecting horizontal ridges (7) spaced at regular intervals and the cross arms can incorporate cut-outs level with the ridges, to retain the inserts.
Patent DE-2831974-A1 (DE)
Title: Central lock for centrifuge separator rotor parts - with tapered bush between cylindrical extension and tapered sleeve of the two parts (SW 18.9.78)
Inventor: NILSON CARL-GOERAN
IPC: B04B1/14
Filed: 1978-07-20
Abstract: Rotor consists of two parts, of which the lower has a cylindrical extension. A flanged sleeve in a central in a central bore of the other part surrounds this extension and has on the inside a tapered surface. It is locked relative to the extension by another intermediate sleeve with a cylindrical bore for the extension and an outer tapered surface. The extension itself is hollow for the inlet of the mixt. to be centrifuged and the flanged sleeve has at the bottom end matching radial holes. Coupling of the two rotor parts is strong enough to absorb very large axial forces. It is less cumbersome than peripheral couplings. Even if one sleeve should fail, the slot between the two parts opens to discharge the contents before major damage is caused.
Patent DE-2831978-A1 (DE)
Title: Tyre fatigue test stand - incorporates drum against which tyre is pressed by force of realistic pulsation frequency
Inventor: SCHUH WALTER DIPL ING
IPC: G01M17/02
Filed: 1978-07-20
Abstract: A tyre fatigue test stand (1) contains a test drum, against which the type turns on a wheel mounting, and drives for drum and tyre. The tyre is forced radially agains the drum. The normally parallel axes of the tyre and drum may be mutually inclined. The test stand enables the most realistic possible simulation of actual tyre loading and hence tyre wear. The radial force is pulsed. The torque transferred from the type to the drum and the angle between the drum and tyre axes vary in a pulsed manner with pulsation frequencies representative of actual use.
Patent DE-2833913-A1 (DE)
Title: Sealed light fittings for gas discharge lamps - has spring arm with shoulder and swivelling housing and holder
Inventor: POELLMANN JOHANN ING GRAD
IPC: F21V17/16
Filed: 1978-08-02
Abstract: The locking connection is used for detachable connection of housing parts of lighting fittings. The closing arrangement has spring arm with a hook shoulder for housing part. The locking element is readily fastened on the walls of the housing and the swivelling part of the housing also rests on the shoulder of the lock. The U shaped carrier (65) is formed for fastening on a flat housing part (12) on the side facing away from the spring arm (61). The handle formed at the end of the spring arm (61) is situated on the same side of the carrier (65) as the spring arm (61). Each arm (651) of the carrier (65) acts as connector with a lateral projecting flat edge for insertion into a pocket (121) of the other housing part (12).
Patent DE-2837017-A1 (DE)
Inventor: SANDER BRUNO DIPL CHEM DR
IPC: G01N5/04
Filed: 1978-08-24
Abstract: 1. A method of determining the dewatering behaviour of sludge samples on a laboratory scale by determining the amounts of filtrate at specific intervals and the solids contents in the filler cakes by dewatering the sludge sample by applying a pressure difference, characterized in that, in a first measuring step, the sludge sample is subjected to gravity filtration for up to 30 minutes and, in a second measuring step, the same pre-dewatered sludge sample is further dewatered either by applying a vacuum of 400 mbar for a period of 10 minutes or by compression at pressures of from 1 to 10 bar, preferably from 5 to 8 bar, for a period of from 1 to 20 minutes, preferably from 2 to 3 minutes.
Patent DE-2845709-A1 (DE)
Title: Automatic flap control for side tipper - operates with fixed cable drive and chassis linked rollers
Inventor: OELKERS WERNER
IPC: B60P1/04
Filed: 1978-10-20
Abstract: An automatic flap control is for a side tipper with cable drives and rollers on each end of the load surface. The cables are arranged over upper and lower rollers on the surface as well as over a central roller on a support column attached to the chassis. A single tipping ram and locking pivots on either side control the direction of tipping. As the load surface is tipped to either side the cable drive is lifted away from the fixed roller and causes the cable to run to one side. This releases the flap on the tipping side. The flap is automatically lifted when the surface is dropped.
Patent DE-2846642-A1 (DE)
Title: Appts. contg. hollow mixing or conveyor blades - which are welded onto wall of appts. and then covered with vitreous enamel, esp. in mfg. dryers
Inventor: NEUHAUS WULFDIETER
IPC: B01J19/00
Filed: 1978-10-26
Abstract: Blades possess a double wall so they are hollow, and are welded onto the wall of a metal container, followed by applying a continuous layer of vitreous enamel to the wall of the container and the outer surface of the blades. During the enamelling, gases can escape so the vitreous enamel is free from pores or bubbles. The wall of the container may be hollow, its cavity being connected to the cavities inside the blades. The container is esp. a dryer contg. a spiral or helical blade. The enamelled containers are used e.g. in the chemical or food industries, where the enamel prevents the corrosion of the container and the contamination of its contents. The containers include mixers, worm screw conveyors, compressors and washers.
Patent DE-2847297-A1 (DE)
Title: Locally or remotely operable electronic lock - has keyboard for entered code and flip=flop and counter controlling opening decision
Inventor: DOLD MICHAEL ING GRAD
IPC: G07C9/00
Filed: 1978-10-31
Abstract: The electronic lock can be operated locally or remotely and has an input keyboard acting as a key into which given codes are entered. The keyboard unit's output is connected via code switches to logic. The outputs of the logic are connected to a flip-flop and only set the flip-flop when the data entered is incorrect. If the entered data is correct the logic moves a counter on. The counter determines the correctness of the sequence and is reset after receiving the last pulse from the logic. For the lock to open, two conditions must be met. First, the counter must have been reset, e.g. to zero. Secondly the flip-flop must not have been set. The lock is simple, cheap and effective.
Patent DE-2847783-A1 (DE)
Title: Radio telephone with different working frequencies - uses coding unit with digital keys to adjust frequency for either reception of transmission
Inventor: SCHINDLER JUERGEN DIPL ING
IPC: H03L7/185
Filed: 1978-11-03
Abstract: The radio telephone uses frequency synthesis to find the required channel. The system is controlled by a quartz oscillator (13) with a frequency of 27.5 MHz with output passed through a mixer (12) to a frequency divider (14), and a further (variable) divider controlled by a coding circuit (3-7). The latter is connected to a phase comparator, with a specified phase control signal injected direct from the quartz oscillator. The phase controlled output passes to a voltage controlled oscillator (8) and two amplifiers (9, 10) one leading to the HF transmitter. A signal from the other amplifier (10) returns to the mixer (12). The coding unit controls a delay circuit with logic stages to enable digital stops to be used to adjust the working frequency. The control unit also incorporates an ON/OFF switch, a volume control and a change-over switch to convert from reception to transmission.
Patent DE-2849323-A1 (DE)
Title: Chemical pump shaft seal - has triangular section groove with outer flank sections at sharper angle for running=in
Inventor: WEISSKOPF JOSEF
IPC: F16C33/76
Filed: 1978-11-14
Abstract: The contact seal works between stationary and rotary components, to prevent the passage of liquid, gas, and solid particles contained in it. An annular groove (1) coaxial to the axis of rotation (A) is of roughly triangular cross-section, and accommodates a spring-loaded triangular-section sealing body (2) of approximately the same cross-section, with its apex in the axial direction. Of the mating surfaces of groove and body, one is of hard and the other of soft metal. A coaxial annular cylindrical groove filled with grease is formed in each of the flanks of the first groove (1) and if necessary also at its base, so as to form wider inner and narrower outer flank sections. The inner sections are at the same angle as the faces on the body, while the outer ones includes a smaller angle, their inner edges being in line with the inner sections and their outer ones standing proud of them. Thus the outer flank sections each form a running-in surface.
Patent DE-2851551-A1 (DE)
Title: Screw-type impact press - has ram fitted along extent of nut with thread-shaped cooling channels
Inventor: REIHLE MARKUS DR ING
IPC: B30B1/18
Filed: 1978-11-29
Abstract: The assembly consists of threaded spindle (11), spindle nut (2), ram upper part (1a). In the contact surface (3) between ram upper part (1a) and spindle nut (2) a thread-shaped cooling channel system (4) is provided in form of semi circular recesses machined into the internal surface (1b). The channel system is provided with cooling medium connections (21, 22) supplied with some kind of cooling liquid by pump (6) aspirating the cooling medium through pipe (23) and discharging via cooler (5) and piping (24) to the cooling medium entry (22). Meeting edges (7, 8) on the front ends (1c, 1d) of ram upper part (1a) as well as meeting edges (2a, 2b) on the spindle nut (2) are provided with ring seals (9) and (10).
Patent DE-2853252-A1 (DE)
Title: Electronic medical percussion instrument - rests on patient's body and has magnetic piston driven by pulse electromagnet
Inventor: FRENKEL WALTER
IPC: A61B5/11
Filed: 1978-12-09
Abstract: The medical percussion instrument has a cylindrical casing containing an electromagnetically driven piston striking a plate resting on the patient's body. The plate transfers the impact vibrations caused by the piston to the patient's body. The resulting resonance in the body can then be monitored using either a stethoscope or an electronic sound amplifying circuit. The piston (5) is made of ferromagnetic material and is held at the top of the casing by a permanent magnet (4). The electromagnet (6) is located at the bottom of the casing and draws the piston down against the plate. The plate consists of an inner rubber pad (10) against which the piston strikes and an outer rubber pad (8) resting on the patient's body. The electromagnet is pulsed. The piston is raised by the permanent magnet between pulses.
Patent DE-2855167-A1 (DE)
Title: Diaphragm pump for liq. - uses external heat in Stirling cycle to move displacement member and diaphragm with liquid as coolant
Inventor: VOLKRODT WOLFGANG DR
IPC: F04B43/04
Filed: 1978-12-20
Abstract: The pump system is intended for pumping a liq. A diaphragm (6) is arranged in the flow path of the liq. (13) and it is in direct contact with the liq. The liq. and diaphragm are arranged on the cold side of a housing (7) containing the displacement member (10) of an externally heated (9) Stirling cycle engine whose hot side is heated by a heat source such as an IC engine exhaust line or a solar reflector. The member (10) is carried on springs (11) so that it moves to and fro. The flow path contains non-return inlet (3) and outlet valves (4).
Patent DE-2904611-A1 (DE)
Title: Potassium, magnesium and nitrogen multi-nutrient fertiliser prodn. - from poly:halite by digestion with dil. nitric acid, neutralisation with calcium oxide, hydroxide or carbonate and sepn. from gypsum
Inventor: SOKOLOV IGOR DMITRIEVITSCH
IPC: C05C13/00
Filed: 1979-02-07
Abstract: In a new process for the prodn. of compound fertilisers from polyhalite comprising digestion of polyhalite with mineral acid to produce a suspension, neutralisation of the suspension, and subsequent precipitation of the end prod., (A) the polyhalite digestion is carried out with dilute HNO3 with heating to >110 degrees C, and (B) the neutralisation of the resulting suspension is effected with CaCO3, Ca(OH)2 or CaO. The process gives a ballast-free fertiliser contg. balanced amts. of K, N and Mg, which is completely absorbed by plants without causing adverse effects. The ballast substances (Ca2+ and SO42-) are ppted. in the form of gypsum which can be used for the prodn. of building materials or for soil treatment.
Patent DE-2910711-A1 (DE)
Inventor: MAURER ALEXANDER DIPL CHEM DR
IPC: C01B25/235
Filed: 1979-03-19
Abstract: The invention relates to a process for freeing aqueous phosphoric acid solutions from organic contaminants. To this end, the solutions are admixed and reacted with hydrogen peroxide in the presence of a catalyst consisting of a noble metal or metal oxide being inert with respect to phosphoric acid or of a mixture of said noble metal and metal oxide.
Patent DE-2911043-A1 (DE)
Title: Ignition system for IC engine - interrupts current through ignition coil circuit when engine stops
Inventor: EMDEN KARL
IPC: F02P3/055
Filed: 1979-03-21
Abstract: The ignition voltage (Uz) on the secondary side of the ignition coil circuit (1) is applied via a distributor (3) to the spark plug cable (5) of the engine (7). The engine drives the distributor and a switch (11). The latter is driven via a cam (8). The switch is in series with the primary side of the ignition coil circuit and connects it via a control switch (13) to the second terminal of the battery. The control switch is operated by a signal appearing at the output of a device (15) indicating when the motor is running. If the engine's speed drops below a given value then the device opens the control switch regardless of the position of the cam-drive switch.
Patent DE-2911202-A1 (DE)
Title: Drive system for amphibious vehicle - has two rows of endless belts with independent drives holding cylindrical floats
Inventor: PFLUEGER PETER ING GRAD
IPC: B63H1/34
Filed: 1979-03-22
Abstract: An amphibious vehicle has two sets of floats (1) on two parallel endless belts, one each side of the vehicle. The floats provide sufficient support for the vehicle as well as providing a simple propulsion on the water. The vehicle travels on land, water or even on mud without any danger of the drives clogging, or any screws being fouled by weeds. Damae of some floats does not endanger the rest of the vehicle with the floats easily replaced. The vehicle has a bridge (4) supported on struts above the belts. The engine is accommodated in a housing (3) surrounded by the belts.
Patent DE-2912714-A1 (DE)
Title: Combined pushbutton and touch control switch - has pushbutton function which is determined via touch-sensitive contacts incorporated in head
Inventor: DUERKOP WILLI
IPC: H03K17/96
Filed: 1979-03-30
Abstract: The switch has at least one touch-sensitive contact (4) incorporated in the push-button head (3) and determining the switch function effected by operating the push-button switch (2). The touch-sensitive contact (4) is almost flush with the push-button head (3) and pref. the latter is rectangular, directly enclosed on its two longer side between two touch-sensitive contacts (4). The pushbutton switch (2) may cooperate with a curved switch disc, which is caused to flex to effect switching. The surface of the push-button head (3) itself may act as this switch disc.
Patent DE-2914157-A1 (DE)
Title: Honing tool for helical rifling grooves - has radially adjustable honing strips angularly adjustable about axes normal to tool axis
Inventor: NAGEL WOLF DIPL ING
IPC: B24B33/08
Filed: 1979-04-07
Abstract: The honing tool is intended for helical grooves with different pitch inside a bore wall, such as rifling grooves in a firearm. It comprises a number of honing elements (18) which are adjustable in radial direction and can be angularly adjusted about a pivot (15) axis at right angles to the axis of the tool. The elements may be formed as longitudinal strips. They may be retained by carriers (14), which can be angularly adjusted on the pivots. Each carrier or element may be spring-loaded (16) to return to its initial position. The spring may be in the form of an axially extending spring rod.
Patent DE-2916009-A1 (DE)
Title: Pipe suction road cleaning machine - has articulated pipe moved across retainer to clean under parked vehicles
Inventor: WEBER RUEDIGER DIPL ING DR
IPC: E01H1/08
Filed: 1979-04-20
Abstract: A device to suck up dirt, and convey it into a container is incorporated in a vehicle for cleaning roads and other surfaces with vehicles parked on them. This comprises a suction pipe (4) made up from a series of members (8, 9), movably joined together. When at rest it is accommodated on a holding device, and for operation it is led across this to the area (12) to be cleaned below a parked vehicle. Members may be rigid, and linked by laterally rigid hinge-joints (9), with horizontal swivel axes.
Patent DE-2916261-A1 (DE)
Title: Sludge combustion process - involves adding coal dust to thickened sludge and combusting
Inventor: HEIN HELMUT DIPL ING
IPC: C02F11/122
Filed: 1979-04-21
Abstract: Sludge, derived from industrial wastes and municipal sewage treatment, is first thickened, conditioned by an admixture of coal dust and dewatered. Dewatering process takes advantage of the structural framework, supplied by the coal dust. Sludge is finally burned with a raised calorific value by the earlier addn. of coal. This is a simple and efficient way of utilising the calorific value of sludge from an effluent treatment.
Patent DE-2916742-A1 (DE)
Title: Decorative laminate with fibre pile for walls - hot pressing paper substrate plastics foil and woven fabric with two wire mesh webs to produce pile
Inventor: IWASAKI HAJIME
IPC: D06Q1/00
Filed: 1979-04-25
Abstract: Decorative laminate is produced by associating a substrate with a thermoplastics foil, a woven fabric and a pair of wire mesh webs of different mesh size and with the finer mesh size web being disposed below the coarser wire mesh web. The associated web assembly is pressed at a temp. sufficient to melt the thermoplastics web. Molten web produces a large number of fine fibres of different length projecting upwardly through the wire meshes in the manner of randomly crimped fibres. Wire mesh webs are removed following formation of the fibre pile. Used for decorating walls or furniture.
Patent DE-2919045-A1 (DE)
Title: Outdoors game with throwing rod - which are made from wood or metal with reinforced tips and different colour markings
Inventor: GELLNER HEINRICH
IPC: F42B6/00
Filed: 1979-05-11
Abstract: The set of game elements consist of several gps. of identical rod-shaped pieces of different colour markings. The rods are intended for an outside throwing game. The individual pieces are made as rods of pref. cylindrical cross-section with a pointed end (1), their length being three to five times their dia. The points of non-metallic rods are reinforced by a metal end piece (4). Normally any two rods are finished in the same colour markings. Alternatively, the rods may be made from metal tubes.
Patent DE-2919213-A1 (DE)
Title: Cylinder head for IC engine - has openings adaptable for either spark or compression ignition operation
Inventor: SPRINGER WILLI
IPC: F01L1/26
Filed: 1979-05-12
Abstract: The cylinder head has a recess (3) through which an overhead camshaft (2) runs. This operates a pair of inlet valves (5) and a pair of exhaust valves (4) in each cylinder through tappets (11). The valves have a small inclination to the cylinder axis. An inclined bore (7) through the cylinder head accepts either a sparking plug or a fuel injector. Its outer end (9) is in the side of the head level with the tappets (11). The two inlet valves are further apart from each other than the two exhaust valves. The shape of the combustion chamber (10) can be varied by alteration of the crown profile of the piston.
Patent DE-2919756-A1 (DE)
Inventor: MITZLAFF MICHAEL DR
IPC: C25B3/29
Filed: 1979-05-16
Abstract: N- alpha -alkoxyethyl-carboxylic acid amides are prepared by anodic alkoxylation of N-ethyl-carboxylic acid amides with an alcohol in an electrolytic cell using vitreous carbon as anode material and at least one alkali metal and/or tetraalkyl-ammonium alkosulfate as supporting electrolyte.
Patent DE-2924831-A1 (DE)
Title: Sparkling wine prepn. by honey cold fermentation - with acidifying fruit or berry fruit juice and opt. grape juice concentrate addn.
IPC: C12G3/02
Filed: 1979-06-20
Abstract: This is an addn. to DE2348759 which discloses sparkling wine prepn. by the alcoholic cold fermentation of non-fermented, water-diluted, unboiled bees' honey, set with additives (A) to the desired acid content of the end-prod. Yeasts enriched with nutrient salts, e.g. (NH4)2SO4, are used. The CO2 pressure generated is maintained and the prod. is worked up by a standard process. According to Patent of Addn., the additive (A) can be a fruit- or berry fruit juice, esp. of apple, pear, apricot, peach, pineapple, service tree (sorbus aucuparia and sorbus domestica), cherry, plum, mirabelle (prunus cerasifera), passion fruit, quince, banana, guava, kiwi, mandarine, citrus (citrus decumana, maxima, reticulata, media, limon or aurantium), palm, tomato, walnut, current, gooseberries, strawberries, blackberries, bilberries, raspberries, hip, elder, mahonia, vaccinium uliginosum, cranberries (vaccinium oxycoccus and macrocarpon), rhubarb or sloe. A wide (A)-variety can be used, leading to local flavour variations without impairing bees' honey sparkling wine character.