baber/WOPTO huggingface dataset:
Patent DE-2356084-A1 (DE)
Title: Preventing sedimentation of suspension before filtering - by continuous circulation of suspension through bypass independently by filtration rate
Inventor: TICHY JOSEF W
IPC: B01D35/22
Filed: 1973-11-09
Abstract: A method of preventing sedimentation in the suspension chamber of a filter consists of maintaining, on the unfiltered side a flow rate which is independent of the supply of suspension. Pref., the suspension is continuously circulated by a pump located in a special bypass. A sufficient circulation rate is maintained on the dirty side of the filter to prevent uneven deposition of solids upon the filter surface; at the same time, excessively high pumping rates, requiring excess pumping power, are not necessary.
Patent DE-2365355-A1 (DE)
Title: Acid resistant proteins prepn - by heating an acid slurry of (soya) protein under pressure and flash evaporating
Inventor: MAGNINO PETE JOSEPH
IPC: A23J3/16
Filed: 1973-11-21
Abstract: Treatment of isolated proteins (esp. soya protein) to give and acid resistant protein, by (1) forming a slurry of an isolated (soya) protein with a pH of 2.0-4.2 and a solids content of 10-15% (2) heating successive portions of the slurry virtually instantaneously to 250-320 degrees F, (3) maintaining the slurry in the state under positive press. for a few seconds to not more than a few mins. so that the trypsin retarder present is deactivated and (4) suddenly removing the press. to cause flash evaporation of the water vapour present from the slurry. The slurry may be spray dried to give the powdered products. The resulting proteins have good solubility and are resistant to heating under acidic conditions. They are esp. useful for incorporation into foodstuffs such as puddings.
Patent DE-2401054-A1 (DE)
Title: Oil-containing waste water purification - with energy saving through control of filter exit and circulating pump pressures
Inventor: OSWALD ERNST
IPC: C02F1/40
Filed: 1974-01-10
Abstract: Waste water contg. oil and oil/water emulsions is taken by a pump from a waste water storage tank to a fractionating column consisting of filter tubeS. The waste water returns to the storage tank via a restrictor. In the improved device the pressure at the exit from the filter tubes is held at the same level as the pressure at the inlet to a pump conveying the waste water through the filter tubes. The total head of the pump is made equal to the pressure drop across the filter tubes. The power consumption of the pump is reduced substantially, and the waste undergoes a smaller temp. rise.
Patent DE-2413010-A1 (DE)
Title: Alloy for machines handling minerals - having high impact strength and resistance against abrasion by sliding minerals
Inventor: KRETZSCHMAR EBERHARD DIPL ING
IPC: B23K35/30
Filed: 1974-03-18
Abstract: Alloy consisting of (in %): Cr 18-30, Ni 8-12, V 10-30, C 2-8, Fe 25-50, Si 0.4-0.8, Mn 0.2-0.6 Mo 0-2, and Te 0-1, can be formed by casting (opt. composite casting) or used as a hard-surfacing welding material. The alloy has high impact strength (up to 8 kg.m/cm) due to the presence of small round VC particles.
Patent DE-2415726-A1 (DE)
Title: Auxiliary component drive system for motor vehicles - transfer ratio is increased at low engine speed
Inventor: SEIFERT GERD W DR ING
IPC: F02B67/04
Filed: 1974-04-01
Abstract: The crank shaft drives two belt pulley wheels of differing diameters of which one is engaged by a centrifugal clutch at a pre-determined engine speed while the other release, by means of a free wheel, as in 318745. The auxiliary components are divided into two groups driven respectively by pulley belts from the two engine pulleys. One group consists of the water pump and the generator driven by the belt from the engine pulley. The second group connects the free wheel coupling pulley with the fan and a second pulley wheel fixed to the water pump shaft.
Patent DE-2416249-A1 (DE)
Title: Control for projectors operating from tape or timer impulses - has series of holes in slide mount to select order in which slides are shown
Inventor: KEUDEL KARSTEN W
IPC: G03B31/06
Filed: 1974-04-03
Abstract: The projector control system is to govern the length and order of projection of slides in a system employing more than one projector either singly or in pairs. It has an overall taper recorder commentary or time controlling loop which gives slide change impulses to the projectors via transmitters and consists of a series of holes in the slide mount which are plugged with magnetic plugs sensed by sensors attached to the slide carrier of the projector. By selecting the appropriate combination of holes a sequence of slides may be shown singly or a blending of several elements from individual projectors is possible.
Patent DE-2418055-A1 (DE)
Title: Looper thread control action - uses control needles to hold loops to needle bed synchronised with looping operation
Inventor: WEINMUELLER LUDWIG
IPC: D05B7/00
Filed: 1974-04-13
Abstract: An appts. is claimed to create a looped seam, using a hooked needle in a looper, by holding the thread loop from the needle during its reverse travel at least as long as until the needle can pass through it with another loop on the next return pass. The system gives a control over the movement of the thread loop, compensating for various thread stretch characteristics, and allowing the use of a wide range of effect yarns.
Patent DE-2420336-A1 (DE)
Title: Cooling tower with reduced diameter - has nozzle shaped cooling air take-in area
Inventor: RITZ LUDOLF DIPL ING
IPC: F28C1/02
Filed: 1974-04-26
Abstract: The fluid to be cooled flows downwards, and the cooling air flow in the opposite direction through elements inside the cooling tower. The entire fluid is distributed over part of the elements, the remaining elements being charged by the air flow. The part of the fluid flow for each individual element is switched to another element, which up to then has been cooled by the air, when it has reached a predetermined temperature as in 2264250. The cooling tower has a take-in area for the cooling air, which, when seen in longitudinal cross-section, is formed as a double-arched nozzle. The upper ring of the nozzle is provided with elements to avoid the formation of a flow layer.
Patent DE-2421691-A1 (DE)
Title: Operating combustion engine on low-lead fuel - by absorbing pressure peaks outside, and subsequently returning them into cylinder
Inventor: FRANKE WALTER
IPC: F02B1/02
Filed: 1974-05-04
Abstract: The arrangement is intended for use with fuels which ignite explosively and without delay. The pressure peaks so generated are diverted from the cylinder and stored, and subsequently, when the pressure has dropped, fed back into the cylinder. The cylinder head may be provided with a chamber whose volume is variable against a resilient resistance. This chamber may be connected with the cylinder via a duct. It may consist of a cylinder with spring-loaded piston or contain a compressible element or bellows. The element or bellows may be filled with a compressible medium such as nitrogen, under a pressure of the order of 50 atm.
Patent DE-2433150-A1 (DE)
Title: Particle separator esp. moisture separator for gas turbines - has heated blades to prevent icing in cold weather
Inventor: SMITH JAN MCRAE
IPC: B01D21/00
Filed: 1974-07-10
Abstract: A method of separating particles from fluid flows comprises sets of blades or panels arranged at intervals for the liquid to flow between them; these panels (1) are fitted with heaters to maintain them at a temperature above freezing point. As a moisture particle separator esp. for the air intake of gas turbine engines, in particular on board ship. Heating of the panels prevents ice build up.
Patent DE-2433995-A1 (DE)
Title: Overload clutch to limit a transmitted torque - contains shaft with axially displaceable loaded coupling plate
Inventor: LAFFERTY GARY S
IPC: B23Q5/26
Filed: 1974-07-15
Abstract: The clutch, e.g. for machine tools, has two coupling plates with opposite mating undulating surfaces, each being positioned on a shaft. An adjustable compression spring presses the surfaces against each other. The clutch plate, which is loaded by the spring, is axially displaceable in relation to its shaft. The opposite surfaces each have three or six sinusoidal profiles. The height of each profile remains constant, from the external to the internal plate diameter.
Patent DE-2435481-A1 (DE)
Title: IC engines giving exhaust gas with fewer toxic components - using silent electric discharge to activate air for combustion
Inventor: REINDERS HEINZ DR ING
IPC: F02M27/04
Filed: 1974-07-24
Abstract: The air feed to the fuel treatment devices (carburators, combustion chamber etc) of I.C. engines), is so changed by the effect of a silent electric discharge, that on mixing with the intermediately vapourised fuel (e.g. motor spirit, or benzene mixture etc.,) combustion is improved so that the content of toxic components in the exhaust gas esp. carbon monoxide, is less. Redn. of the CO content of the exhaust gases by 40% or more is claimed with improved fuel utilisation.
Patent DE-2441252-A1 (DE)
Title: Weighing device for beds - has frame and weighbridge provided with lateral ramps for bed concernd
Inventor: SCHAEL WILFRIED DIPL ING DR
IPC: G01G19/44
Filed: 1974-08-28
Abstract: The bed weighing device comprises two weighing arms hinged by one end on the frame, whose othe ends are hinged to each other. One of these ends rests on a load cell fixed on the frame and the weighbridge is suspended on the weighing arms. The load cell (11) is mounted on the central line of the weighing arms (5, 5') at the same distance from their hinges (3, 3p), and the hinged joints between the spring arms (5, 5') and the frame (1), and between the weighbridge (13) and spring arms (5, 5') consist of springy flexible supports. The device can itself be checked for accurate calibration.
Patent DE-2443688-A1 (DE)
Title: Impact blade for cereal mill - is bent at an angle in end regions to form twin vanes
Inventor: HEGER ALOIS
IPC: B02C18/18
Filed: 1974-09-12
Abstract: Mill for grinding cereal grains comprises a rotary impact blade which rotates in a single plane and which is mounted in its central plane. The end region of the blade is bent at an angle to its longitudinal direction, pref. at right angles, forming a twin-vane blade. The bent end region pref. extends parallel to the axis of rotation, and is divided into two webs of equal size extending in opposite directions perpendicularly to the longitudinal plane of the drive shaft. Accurate degree of fineness of grinding of the cereal is obtained at high output rates, and at the same time low rates of wear in moving parts is achieved.
Patent DE-2446661-A1 (DE)
Title: Polyepoxide adducts subst by maleic acid monoallylester gps - cure rapidly at elevated temps with peroxide initiators
Inventor: KLEEBERG WOLFGANG DR RER NAT
IPC: C08G59/40
Filed: 1974-09-30
Abstract: Soluble, fusible resin compsns. based on polyepoxide adducts which are stable at room temp. and which cure rapidly at elevated temps. with peroxide initiators, contain maleic acid monoallyl ester gps. bonded in the terminal and catenal-lateral position. The resins have low double bond equiv. and cure rapidly to give composite materials with excellent mechanical and thermal properties.
Patent DE-2451561-A1 (DE)
Title: Roller conveyor for lorry - with raising load platform to take weight off rollers
Inventor: WITTENBERG JACOB HERBERT
IPC: B60P1/52
Filed: 1974-10-28
Abstract: The load platform of the lorry is fitted with lines of horizontal rollers to provide a low friction transport system for the loads. The support platform in which the rollers are positioned in movable w.r.t. the rollers and its vertical displacement is controlled by a worm drive linked to either a manual crank or to a motor driven shaft. After the loads have been slid into the required positions the servo is operated to raise the load platform and take the weight off the rollers. This not only prolongs the life of the roller bearings but also serves to stabilise the loads during transport.
Patent DE-2452564-A1 (DE)
Title: Wall plug with bolt - comprises bolt screwing into expanding coil spring
Inventor: BIRIZ OEMER ACAR
IPC: F16B37/12
Filed: 1974-11-06
Abstract: The plug is for insertion in cylindrical holes in masonry, stone, concrete etc., and comprises a bolt and a coil spring. The bolt head can have a screw thread and nut, or an integral hexagonal head, also a long parallel shank, joined by a short taper section and in turn by a parallel screwed portion, the taper portion being either smooth or screwed, the thread rising from nil to its maximum height. The coil spring in which the bolt is inserted can have turns close together and also spaced out, being both expanded by the bolt and forming a nut for it.
Patent DE-2460956-A1 (DE)
Title: Frog for railway intersections - with auxiliary spring force to release frog tip from locked position without heavy wheel load
Inventor: WOJTEK FRIEDHELM
IPC: B61L5/06
Filed: 1974-12-21
Abstract: The tip of teh frog is fitted with a switching mechanism which locks the tip when it is in one end position against the side rail. The wheel of the rolling stock passing over the intersection trips a lever arrangement to release the frog. The movement produced by the wheel is transmitted to a locking rod and a force acting on this rod is released. The force is greater than the resistance produced by the switching mechanism and acting in the opposite direction, and the tip of teh frog is thus released from its locked position. The releasing force is pref. provided by a spring.
Patent DE-2461707-A1 (DE)
Title: Sleeveless undershirt - made from single piece of two way stretch knit fabric
Inventor: ARTZT WILLIAM WALTER
IPC: A41B9/06
Filed: 1974-12-27
Abstract: A sleeveless undershirt comprises a single rectangular piece of knit fabric more stretchable in the longitudinal than in the transverse direction, with opposite end sections defining front and back body parts and with arcuate cut-outs in opposite sides and a centered oval neck opening, the fabric between neck and cut-3uts defining integral shoulder straps. Side seams are formed by longitudinally stretchable stitching. The edges of the neck and arm openings are folded back against the fabric and secured by similar stitching, and the bottom edges are also pref. folded back and stitched. The design provides for more economic mass production.
Patent DE-2501402-A1 (DE)
Title: Frameless light boat trailer - has single wheeled under carriage clamped to each boat side
Inventor: GASSMANN HEINZ
IPC: B63C13/00
Filed: 1975-01-15
Abstract: The single wheeled under carriages are small enough to be carried in the towing vehicle luggage boot or stowed in the boat itself. Each under carriage consists of a light rectangular frame (3) whose lower cross bearer (5) carries the bearing (6) for the single road wheel (4). The two vertical frame pillars (7) are adjustable for height. The upper cross frame members are provided with releasable clamps (10) shaped to grip the lips of various boat types. The boat is additionally supported by rubber suckers (12) carried by adjustable bearer arms (14) provided with a series of bores (19).
Patent DE-2502227-A1 (DE)
Title: Soil drainage plate of rigid plastic foam - has two sets of parallel grooves running at right angles to one another
Inventor: RINDSFUESSER HUBERT
IPC: E02B11/00
Filed: 1975-01-21
Abstract: In a first direction (arrow 11) the drainage has a first set of grooves (12) which run parallel to one another and whose breadth and depth are dimensioned to correspond to the required through-flow cross-section. The floors of the grooves running up to the top of the drainage plate are sufficiently large so that the total strength of the plate is adequate. A second set of grooves runs in a direction (arrow 13) at right angles to the first set and is formed in the top of the plate. A felt-like cover (15) across the top of the plate prevents constituents in the overlying soil from entering the drainage plate and subsequently blocking it.
Patent DE-2502543-A1 (DE)
Title: Sheet feed for stacked cardboard - motor-driven separator tools moving horizontally in frame above pile
Inventor: SPENGLER ERNST MAXIMILIAN
IPC: B31B1/14
Filed: 1975-01-23
Abstract: The machine allows the cut-out items to be separated from a pile and/or parts forming offcuts, and has one or more separator tools driven by motor and movable horizontally in a frame (3) above a pile (6). This tool has a wedge-shaped free end with a cutting blade. A mechanism (28) senses the pile height, while a further one slides the tool to a position immediately above it. The tool can be driven by a compressed air actuator while the height sensor mechanism has a compressed air cylinder with a double-acting piston and rods emerging from both ends. One of the rods has a feeler and the other a lug also acting as a control member and working with a stop on the rod of the compressed air actuator, and the latter has a further lug actuating limit switches.
Patent DE-2503448-A1 (DE)
Title: Cathode module for CRT electron guns - has socket with insulator whose aperture carries support tube with coaxial cathode
Inventor: DVORAK MILOS DIPL ING
IPC: H01J29/04
Filed: 1975-01-28
Abstract: The cathode module is intended for electron guns of cathode-ray tubes. It consists of a socket with an insulator whose opening supports a carrier tube whose formed or slit end is connected to a coaxial cathode. The metal tube is secured in the insulator opening by melting, soldering or mechanical fastening. The coaxial carrier tube is secured on the shaped or slit end, adjacent to the cathode emitter layer. The cathode module design offers considerable advantage of reduced thermal conductivity between the cathode and the insulator. The metal tube ends, protruding from the insulator prevent vapour deposition in a homogeneous conductive film on the insulator, caused by cathode sputtering. The design provides also for improved compensation of the longitudinal cathode heat expansion.
Patent DE-2518134-A1 (DE)
Title: Sorting method using rotating inner plate - with outer disc turning at same speed and fitted with adjustable ramp
Inventor: HOPPMANN KURT H
IPC: B65G47/14
Filed: 1975-04-24
Abstract: Method of sorting objects uses a process of rotation. The objects being sorted are accelerated on a rotating inner plate and radially divided by its movement. They are then moved upwards on a rigid ramp fitted to the edge of the interior plate and are then transferred by the centrifugal forces from the upper edge of the ramp to a rotating outer disc with the transfer taking place radially or tangentially and the objects transferred are counted off. Both the inner plate and the outer disc rotate at the same speed. The angle of incline of the ramp can be adjusted in order to control the speed of upward movement of the objects.
Patent DE-2523404-A1 (DE)
Title: Hay roll baling compression appts. - uses combination of hot air blower and frusto-conical coiling drums
Inventor: WEISS GEORG
IPC: A01F15/07
Filed: 1975-05-27
Abstract: The combined hay binding, rolling and compression appts. for hay making includes ventilation, blower and heating valves etc. The apparatus includes a ventilated conical hay baling drum (6) with compression arms and stalk thrust projections (8) arranged inside it. to coil the bound hay, there is a spool with withdrawalble wheels or gears which are initally cnstructed for a step up of the coiling drum. The winding drum shafts are perforated tube with pipe connection for after-drying. For green fodder mowing, doubled and adjustable compression rollers and a toothed auger moving device are used; the ventilation quickly dries out the green hay to prevent loss of carotin and other nutrients.
Patent DE-2523495-A1 (DE)
Title: High tension supply insulator for electrostatic dust collector - with acceleration of air flow into vacuum chamber to prevent fouling
Inventor: IVICIC JAN
IPC: B03C3/70
Filed: 1975-05-27
Abstract: Device for preventing fouling of h.t.-supply insulator for electrostatic dust collector operating in vacuo comprises between the lower part (3) of the insulator and the collector cover (1) an annular suction gap (6) of which the ration of length (8) in the radial direction to its height (7) is at least (2.5). A screen (9) for regulating the height of the annular gap may be connected to the gap. Acceleration of air flow through the gap into the vacuum chamber causes an air curtain to form beneath the insulator, which fills the whole contour plane of the insulator, preventing access of dust-laden gas to the inner wall of the insulator.
Patent DE-2532030-A1 (DE)
Title: Sinusoidally-offset-portioned hollow concrete building block - with partitions consisting of straight sections and curves in plan
IPC: E04B2/02
Filed: 1975-07-17
Abstract: The hollow block, made up from a mass of concrete, contains rows of hollow spaces which are mutually offset, formed by partitions running lengthways and cross arms set transversely to these; the partitions run in a sinusoidally corrugated pattern, with two partitions which directly follow each other crossways in each case mutually offset so that a protuberance on one is always opposite a recess on the next, with the cross arms partly in the area of the swelling extensions. In plan the sinusoidally corrugated partitions (7, 8, 9) are formed by straight sections and arched sector. There are tongues (4) and grooves (3) on the abutting surfaces (1, 2), for locking onto neighbouring blocks.
Patent DE-2549964-A1 (DE)
Title: Automatic control for sliding roof panel - with single electric motor and speed reducing resistance for tilt action
Inventor: JERONCIC STANISLAV DIPL ING
IPC: B60J7/057
Filed: 1975-11-07
Abstract: The sliding roof panel is operated by a single electric motor and one main switch. This controls the horizontal opening and closing movement as well as the tilting control for ventilation. When the tilting control operates the motor is coupled to a resistance to reduce the operating speed, for fine control. The motor is stopped at the end of the opening and closing movement by a stepping relay, microswitch and shorting path, to avoid overrun. The slower tilting control operates when the switch is in the tilt setting while for the horizontal movement the speed is fast enough so as not to divert the driver's attention for too long.
Patent DE-2552344-A1 (DE)
Title: Sprung framework for transport of patients - has shock absorbers of adjustable hydraulic oil type to allow height positional adjustment of patient support platform
IPC: A61G3/00
Filed: 1975-11-21
Abstract: A sprung framework is incorporated into an ambulance. A lift drive is provided to raise the platform on which the patient is laid and which is adjustable against counter-operating spring tension to arrest at any requisite height. One or more shock absorber untis of hydraulic oil filled type are mounted on the sprung framework. By cutting off the oil flow within the shock absorber, the height of the patient platform may be instantly adjusted to the required level.
Patent DE-2556715-A1 (DE)
Title: Inflatable load surface for passenger vehicle - has inflatable cushion with support plates between front and rear seats
Inventor: EVERTZ EGON
IPC: B60N2/34
Filed: 1975-12-17
Abstract: The space between the front and rear seats is filled by an inflatable cushion (5) so that a continuous load surface is made with the rear seat squab. Any parcels stacked on the rear seats are prevented from rolling onto the floor. The cushion is easily deflated and stacked in the boot. The top and bottom faces of the cushion can be rigid plates (8,9) for added support, with the cushion shape controlled by internal straps (10) between the top and bottom faces. The front and rear edges press against the seats and prevent the cushion from moving.