baber/WOPTO huggingface dataset:
Patent DE-2545228-A1 (DE)
Title: Slag removal from furnaces and ladles - using retractable rake mounted in drivers. cab running along rails
Inventor: SUZUKI TSUNEO
IPC: F27D3/15
Filed: 1975-10-09
Abstract: Device for removing slag from industrial furnaces or casting ladles, using a rake which can be driven forwards and backwards. The novelty is that the rake is attached to the front end of a jib assembled using numerous pantograph-type scissor joints so the length of the jib can be varied. The front end of the jib is pref. fitted with a pivot for an extension arm on which the rake is mounted; and a hydraulic cylinder is employed to swivel the arm on the pivot. The pantograph-type jib is pref. expanded and contracted by a hydraulic cylinder. The mechanisation and automation of slag removal from molten metal where hand raking is eliminated and the worker is no longer exposed to the extremely hot, arduous work.
Patent DE-2547705-A1 (DE)
Title: Physiological liquids measuring vessel has two communicating arms - one connected to inlet, the other fitted with level indicator
Inventor: POLONIUS MICHAEL DR MED
IPC: G01F3/38
Filed: 1975-10-24
Abstract: The vessel contains two intercommunicating, ascending arms, one of which is a measuring arm equipped with an indicator element to give the maximum level of the liq., while the other arm is connected to an inlet for the liq. which enters below the intended maximum surface level. The inlet can be shut off. There is also an outlet, capable of being shut off. The vessel pref. has a capacity for urine portions of 3-100, esp. 4-40(5-10)ml. The indicator element pref. operates without contact with the liq., and may comprise a light barrier or similar optical device. There may be several outlets at different levels. Used in particular, but not exclusively, for physiological liqs., esp. urine and blood. The vessel enables accurate and repeated measurements to be made without disturbance, since the inlet is at the opposite side from the indicating device.
Patent DE-2548835-A1 (DE)
Title: Folder for press mounting of photographs - accommodates all formats and can be combined with others to cover chosen topic
Inventor: RUECKHOLZ MARTIN A
IPC: G09F5/04
Filed: 1975-10-30
Abstract: Folder for easy mounting of various pictures or photographs of various formats enables the user to bind so many together to accommodate a topic etc. The supporting folder has one or more folds and the mounts are simply pressed onto it. Various combinations of mounts are possible and the entire inner surface of the supporting folder is utilized. The inside of the supporting folder is equipped with an adherence arrangement which is operated on the pressure and pull system and interacts with a corresponding adherence arrangement on the back of the mounts.
Patent DE-2554990-A1 (DE)
Title: Copper electrode for resistance welding - comprising a core of copper alloy surrounded by pure copper or high conductivity copper alloy
Inventor: BORGELT RALF
IPC: B23P11/02
Filed: 1975-12-06
Abstract: Electrode (I) comprises an age-hardenable Cu alloy with improved heat resistance and another low alloy Cu alloy, or pure Cu with a high electrical conductivity. (I) is constructed such that the Cu alloy of high heat resistance is located in the centre of the contact face and surrounded by the material of high electrical conductivity. (I) is produced by boring a hole in the centre of the contact face of the rod, heating the rod, tightly fitting a bolt of a material of high heat resistance inside the bore and cooling the rod. The material having high electrical conductivity is pref. an age-hardenable Cu alloy contg. 0.4-0.7% Cr and 0.05-0.15% Zr, and the material having high heat resistance is an age-hardenable Cu alloy contg. 1.6-2.2% Co and 0.2-0.6% Be. the latter material may be a dispersion-strengthened Cu alloy or a Cu alloy contg. W or Mo. The electrode has a longer life than conventional electrodes.
Patent DE-2557576-A1 (DE)
Title: Batchwise prodn. of sodium carboxymethyl cellulose - from cellulose, sodium hydroxide and sodium chloroacetate
Inventor: MACHOLDT HANS DR
IPC: C08B11/12
Filed: 1975-12-20
Abstract: Batchwise prodn. of sdoium carboxymethyl cellulose is carried out by homogenising with shearing forces and heating at 60-90 degrees C a mixt. contg. (in pts. wt.): cellulose 1, NaOH 0.2-0.6, CH2ClCOONa 0.5-1.75, diluting agent (pref. isopropano) 7-22, with addition of water in an amt. not exceeding 50 wt. % of the diluting agent. This process is improved in that the formation of the alkali cellulose and admixture of CH2ClCOONa is carried out at a temp. below 40 degrees C with continuous circulation through a homogenising compartment, where the residence time is less than 1/10 of the residence time if the reaction zone. The mixt. is then heated at 60-90 degrees C, while the circulation through the homogenising compartment is continued as described above. After the completion of the reaction, the sodium carboxymethyl cellulose is sepd., and the liquid components of the mixt. are used in the prepn. of the next batch. The reaction proceeds evenly through the whole mixt. so that a uniform degree of substitution is attained.
Patent DE-2603451-A1 (DE)
Title: Slicate hydrate bound shaped bodies - produced from calcareous, siliceous, and alkaline components by non-autoclave thermal hardening
Inventor: KLINGER SIEGFRIED DIPL CHEM DR
IPC: C04B28/18
Filed: 1976-01-30
Abstract: Prodn. of thermally hardened (without use of any autoclave) silicate hydrate-bound shaped bodies opt. contg. reinforcing elements from mixt. of lime components and SiO2- or silicate-contg. materials with addition of water-soluble substances increasing the b. pt. of the compsn. and enhancing its reactivity, is improved in that a mixt. of lime components and the silica- or slicate-contg. material (5-100% of this material has a specific surface area >500 cm2/g; the remainder being a coarse-grain material having a particle size 5 mm) is mixed with more than 1 wt. % of reactive lime (calculated as CaO), less than 50 wt. % of water (w.r.t. the dry components), a b.pt. increasing, water-soluble cpd(s). of alkali(ne earth) metals (e.g. >0.05% of an alkali hydroxide and/or 0.5-10% of a salt(s) of alkali(ne earth) metals), and reaction-promoting additives (e.g. > 0.05% of an alkal hydroxide and/or 0.5-10% of a partly or wholly amorphous silica- or silicate-contg. material having a specific surface area >1 m2g); a part or the whole of the compsn. is tribomechanically activated by grinding; the total compsn. is intensively mixed and densified; allowed to mature; heated to 100-300 degrees C within 20 H; kept at this temp. for 20 h. and cooled. This material can be used for the prodn. of building elements, building stones, composites with natural or synthetic materials, etc. Its bulk density exceeds 1.7 g /cm3; the compressive strength >300 kg/cm2 (or even >400 kg/cm2); the porosity is less than 25%.
Patent DE-2603808-A1 (DE)
Title: TV set switch:on surge protection - has thyristor line output protected by Zener diode reference bridged by capacitor
Inventor: ZAYDOWICZ GUNNAR DIPL ING
IPC: H04N3/18
Filed: 1976-02-02
Abstract: The circuit for improving the switch-on performance of television equipment using thyristor line output stages is designed to reduce the risk of damage to components due to rapid switch-on surges developing before the suppression circuits come into operation. The circuit comprises a zener diode which is bridged by a capacitor. The zener diode provides the reference voltage for the voltage regulator circuit in the equipment. At the moment of switch-on, the reference voltage is reduced until such time as the capacitor voltage reaches the zener voltage. In this way the regulator circuit is brought into full operation at the moment of switch-on so that the set operates for a short time at reduced voltage.
Patent DE-2607087-A1 (DE)
Title: Control for hydraulic copying tracer - has four way valve connected direct to copier to avoid external pipes
Inventor: BERND HUBERT
IPC: B23Q35/18
Filed: 1976-02-21
Abstract: The hydraulic copier and a rapid-forward arranged four-way valve control a work cylinder. Screw stop-off plugs on the copier housing are removed. The copier and four-way valve are assembled directly together, obviating connection pipes and reducing the compressible fluid volume for accurate response. The pump (P) and tank (T) connector to copier (F) lines (12, 13) branch to the four way valve (V). The copier to cylinder (Z) connector lines branch to the valve. In one valve position (b) the lines are short-circuited with fluid flow direct from the pump to the cylinder and from the cylinder to the tank. The copier and flat shaped valve are one unit (E).
Patent DE-2607551-A1 (DE)
Title: Powder mixt. for making abrasive pt. with synthetic resin binder - contains resin and hardener curing by polyaddition without outgassing
Inventor: MEYER BERND D DIPL CHEM DR
IPC: C08J5/14
Filed: 1976-02-25
Abstract: Powder mixt. for prodn. of abrasive articles with synthetic resin-bound abrasive contains a powder lacquer (I) i.e. resin/hardener mixt. which is cured by polyaddn. without the evolution of gaseous cpds. at the cure temp. The mixture can also contain liq. resin (II), solid resin (III), hardener (IV), additives (V), fillers (VI) and/or colours (VII). (I) pref. amounts to >=1/4, pref. >=1/2 of the amt. of binder. Cure is much quicker and esier than with the usual phenolic resins and causes no marked environmental pollution. The abrasive articles have higher elasticity, so that the danger of breaking under impact is reduced, whilst their flexibility facilitates machining.
Patent DE-2609741-A1 (DE)
Title: Additives for addn. to photographic silver halide emulsions - prepd. by grinding to fine particle size in aq. medium with a dispersing agent
Inventor: LANGEN HANS DR
IPC: G03C1/005
Filed: 1976-03-09
Abstract: Process for incorporating a water-insoluble photographic substance (I) into a photographic hydrophilic binder comprises (a) milling the (I) in an aq. medium free from organic solvent and in the presence of a dispersing agent to a particle size of 1 micron, and (b) adding the dispersion to a casting soln. with a hydrophilic binder such as gelatine. The process id esp. useful for incorporating additives such as colour couplers, coupling agets, DIR couplers diffusing couplers which for a dye, sensitizers, optical bleaches, UV-absorbers and UV-stabilizers, etc., into light sensitive Ag halide emulsions or non light sensitive Ag salt emulsions contg. Ag salts of long chain carboxylic acid. The process allows incorporation of the additives without problems associated with the removal of solvents from the treated prod., as in prior art processes.
Patent DE-2612161-A1 (DE)
Title: Miniature camera with perforation sensor - has connecting element moved into path of manual operated knob to extract sensor from perforation
Inventor: ETTISCHER HELMUT
IPC: G03B17/42
Filed: 1976-03-23
Abstract: The camera film transport mechanism is controlled by a sensor falling into successive perforations. The element connecting the perforation sensor to the manual operating knob extends into the path of a control element which frees it when the shutter is released. The connecting element is thus moved into the path of the manual operated knob, which moves it on, and so causes the sensor to be extracted from the perforation. The same arrangement can be to cock the shutter, prime the flash unit etc. This enables components for several functions to be mounted on a single mounting plate.
Patent DE-2624303-A1 (DE)
Title: Passenger seat backrest adjuster - has spiral spring to simultaneously tension seat backrest forwards and engage locking pawl
IPC: B60N2/22
Filed: 1976-05-31
Abstract: The adjustment gear is housed in a cover (5) on one side of the seat back rest. The seat back rest pivots on a normal bearer pin on the second side. The cover contains a plate (6) whose lower end forms a geared segment (7) off set to theplate's plane. A second plate (11) is pivoted by a bearer pin (9) between the cover (5) and the first plate to form a space for a spiral spring (13). A position locking system is provided by a catch (21) carried by the lower end of the pivot plate (18) and working with the geared segment (7). A hand lever (31) turns the second palte (11) anti-clockwise by means of a two armed lever (28, 29) meshing with the slot (30) in an extension (12) of the plate to release the catch.
Patent DE-2625578-A1 (DE)
Title: Sleeve element for dusty gas filter - with inner support imparting oval cross-section to element minimising distortion on blowback
Inventor: MARGRAF ADOLF DIPL ING
IPC: B01D46/06
Filed: 1976-06-05
Abstract: The inner support for a filter sleeve is shaped to give an oval cross-section with an axis ratio of 1:1.5-3.0, the longer axis being up to 20mm. Used in multiple-element filters for dusty gases in which the gas flow is from the exterior inwards, using reverse flow blow-back for element cleaning. The oval shape resists distortion of the sleeves during blow-back which tends to limit the dust space and the cleaning efficiency.
Patent DE-2630771-A1 (DE)
Title: Wide range differential pressure fluid flowmeter - has venturi tube and electromagnetic compensation for differential diaphragm assembly
Inventor: HALBACH PETER PROF DR ING
IPC: G01P5/14
Filed: 1976-07-08
Abstract: The wide-range, differential-pressure fluid flowmeter comprises a Venturi tube with conical accelerator inlet (3) leading to a positive pressure area of constant cross-section (4). This is followed by a further conical section and constriction (6) and final diffuser outlet port (7). The tube is stabilised by fins (10). The positive and negative pressure zones (4, 6) are connected via annular chambers (8, 9) to a differential pressure chamber (2). This comprises a liquid-filled cell with one expanding wall and differential diaphragms linked by an actuator rod. This carries a moving coil operating within the annular gap of a pot-core magnet. The compensating current in the coil is proportional to the flow rate through the Venturi tube.
Patent DE-2634194-A1 (DE)
Title: Compact binary coder element - comprises XOR=gate and AND=gate coupled in one of several ways according to required function
Inventor: KOCHEL HEINZ ING GRAD
IPC: G06F7/60
Filed: 1976-07-29
Abstract: The compact binary coder has fast response times and the theoretical min. of inputs and outputs. It has a simple layout and can be built-up to handle any number of input signals. Each element in the coder consists of an exclusive-OR gate coupled by its two inputs to the two inputs of an AND-gate. The element's inputs are the gates' shared inputs and the outputs the gates' two outputs. Several such basic elements can be combined in a large number of specified ways to build up coders cabable of handling inputs signals and producing output signals of specified relationships to inputs.
Patent DE-2634965-A1 (DE)
Title: Air cleaning plant with cloth sleeves as filters - having extra sleeve hung inside each existing one, to increase filter area and plant capacity
Inventor: STURM BERNHARD
IPC: B01D46/02
Filed: 1976-08-04
Abstract: The filter used in the plant consists of a number of vertically-hanging cloth sleeves, through which the air passes laterally. To increase the plant's capacity without increasing its size, each existing sleeve is fitted inside with a second (narrower) sleeve, closed at the bottom. The dusty air will then be pumped into the annular spaces between the new and the existing sleeves, and pass laterally through both.
Patent DE-2635505-A1 (DE)
Title: Anti-theft lock for car - has key operated lock on dashboard to isolate ignition and actuate control shaft with lever which grips bonnet release cable
Inventor: DOELL WILLY
IPC: B60R25/04
Filed: 1976-08-06
Abstract: The anti-theft protection for the car comprises a key operated lock (1) on the dashboard. The lock isolates the ignition and operates a control shaft linked to a blocking lever (6) which grips between nipples (9) on the bonnet release cable, so that the bonnet cannot be opened. The system provides a simple double interlock protection. It prevents the thief from gaining access to the engine so that the ignition can be bypassed.
Patent DE-2648201-A1 (DE)
Title: Simulated aged-looking metal toy such as locomotive - is obtd. by electrochemical processing in corrosive soln. prior to final paint spraying
Inventor: KILIAN HELMUT
IPC: B44F9/10
Filed: 1976-10-25
Abstract: Metal toys such as locomotives are given ageing appearance treatment prior to applying the final coat of paint by electrochemical processing in a corrosive soln., such as a pickling soln., a lye soln., or an acid soln. Pref. H3PO4, H2SO4, or HCl is used. Subsequently, the paint coat is sprayed on. The corrosion prod. obtd. resulting from the reaction between the metal and the corrosive soln. simulates the effect obtd. on locomotive components such as wheel, piston rods, boiler housing etc. when the locomotive has been in operation form some time.
Patent DE-2650054-A1 (DE)
Title: Postal coding for letters etc. - uses coded address spaces printed in standard size and format and crossed to indicate required coding
Inventor: BRAUMANN WOLFGANG
IPC: B07C3/18
Filed: 1976-10-30
Abstract: The coded address space is placed in the same position and is printed in the same size for all latter formats, being subdivided according to postal codes. The postal codes required for any particular address is obtained by crossing pre-printed figures and letters. The figures or letters making up the code are either printed or overprinted in fluorescent print. The object is to eliminate the coding stage required in the course of an automated postal sorting process.
Patent DE-2651985-A1 (DE)
Title: Printing head for metal paper printer - has one or two rows of electrodes arranged on lines imaginary inclined to direction of printing
Inventor: BAHR DIETRICH JUERGEN DR
IPC: B41J2/425
Filed: 1976-11-15
Abstract: Multiple-electrode printing head for metal paper printer offering high resolution has the electrodes arranged on an imaginary line inclined to the direction of printing. The dimensions of the electrode correspond to that of the roughness of the paper. The spacing between the electrodes along the line amounts to a multiple of their dimensions so that it is sufficient for a perfect contact of all electrodes with the recording surface. The imaginary line rises in the direction of writing. For bidirectional printing two groups of electrodes are provided on separate lines inclined relative to one another to form an approx. Y-shape whose opening faces the direction of printing and which is therefore lying on its side.
Patent DE-2652880-A1 (DE)
Title: Storage heater type unit air conditioner - has separate fans for fresh and recirculated air with separate controls
Inventor: HASSLACHER LEOPOLD DIPL ING
IPC: F24F3/00
Filed: 1976-11-20
Abstract: The unit has an outer case (p) lined with insulating material (a1). Within this is a thermal core (a) with an air box (b) below it. The box has inlets (c, d) for fresh and recirculated air with a mixing space (g) between them. The mixed air flows from this space over an electric heater element (H) within a void (h) inside the thermal core (a) and is discharged into the room through an opening in the side of the unit. There are separate fans (e, f) for the fresh and recirculated air immediately inside their respective openings (c, d). The control dampers (o, n) over these inlets are thermostatically controlled independently of each other. This gives an improved control of air flow and room temp. An air humidifier (1) can be contained within the air mixing space (g).
Patent DE-2655776-A1 (DE)
Title: Manually operated crossing point for model railway - has switch lever locking provided by hinged leaf spring plate
Inventor: ALBERT HANS
IPC: A63H19/32
Filed: 1976-12-09
Abstract: A model railway has crossing points which are manually operated by means of a mechanical switch lever(19). The switch lever(19) is coupled to a bell crank lever(8) which in turn operates the slider bar(21). The free end of the bell crank lover presses against a leaf spring(15) which is attached to a hinged locking plate(18) so that the slider bar is fixed in each one of its two positions. The slider bar movement is transmitted to the moving parts of the crossing points by means of two pairs of pivot arms(25, 26) and two leaf springs(23, 24) which are located between each pair of pivot arms. The action of the leaf springs ensures that the selected points position is maintained.
Patent DE-2657597-A1 (DE)
Inventor: KRAUSS WERNER
IPC: B01F33/40
Filed: 1976-12-18
Abstract: The silo is formed essentially by the bottom (1), the cylindrical wall (2) and the roof (3) which is provided with devices (4) for uniform infeed of the material. Built on the bottom (1) in the centre there is a mixing chamber (5) into which the material flows from the silo chamber through wall orifices (6). Via an expansion chamber (7) the mixed material is passed to discharge lines (9). The material is fed to the mixing chamber (5) via pneumatic loosening appliances (10, 11). Arranged on the bottom of the mixing chamber there are homogenising devices (13), an outer ring zone (15) remaining free of homogenising devices. This ensures that the mixing chamber (5) can be enlarged without more energy being required for homogenising. <IMAGE>
Patent DE-2706035-A1 (DE)
Title: Template card for filling pools coupons - has push=out openings corresponding to coupon positions for repeated marking of standard entry
IPC: A63F3/06
Filed: 1977-02-12
Abstract: A template (1) is used for filling in betting coupons of football pools type with a large number of possible boxes for the marking of a selection, especially for use if a standard entry is to be inserted on each coupon. The template is a flat sheet of material with a layout corresponding to that of the coupon, and each possible position for marking the coupon has a push-out depression, so that by removal of the push-out at each of the required positions a template results which can be marked through the openings on to the required points of the coupon.
Patent DE-2708759-A1 (DE)
Title: Electric motor driven finger nail file - has round or rectangular filing surface and moves vertically or horizontally
Inventor: PAWLITSCHKO KARL
IPC: A45D29/05
Filed: 1977-03-01
Abstract: The finger nail file is driven by an electric motor. The surface of the file coming into contact with the nail can be round so that it makes a rotating movement to file the nails. Alternatively, the file surface can be rectangular so that it describes an up-and-down, or to-and-fro movement. The electric finger nail file files the nails simply and rapidly, compared with customary manually operated method.
Patent DE-2712637-A1 (DE)
Title: Coke oven door seal - with pressurised gas main and jets directed against knife edge seal
Inventor: FUJISHIRO KORETOSHI
IPC: C10B25/16
Filed: 1977-03-23
Abstract: A coke oven door with a knife edge seal has a ring main arranged outside around the seal periphery. A pressurised gas is blown through nozzles against the seal along three or four sides of the door. This cools the door seal and prevents its thermal distortion. It encourages the solidification of tar and pitch to improve the sealing action. The nozzles can have slotted or dovetailed openings. The gas is e.g. air, N2 or CO2.