baber/WOPTO huggingface dataset:
Patent DE-2554475-A1 (DE)
Title: Ink spray unit for alphanumeric characters - has spray head with individual program controlled ink outlet nozzles
Inventor: KOEHNE ULRICH
IPC: B41J2/03
Filed: 1975-12-04
Abstract: The ink spray unit prints markings in the form of alphanumeric characters, on workpieces using a spray head with individually programme controlled ink spray nozzles. to produce in each case a complete individual marking in a single spray head workpiece position at least seven dot-spray nozzles (10) are so arranged that three of them lie on a centre line (x-x) while the remaining four are located either side of this line in pairs. The angular position of the three aligned nozzles can be varied relative to the other nozzles by rotating the spray nozzle caps (20). The nozzle opening of each nozzle cap is positioned in a projecting rib (28).
Patent DE-2556443-A1 (DE)
Title: Safety circuit for brake lights - has pressure switch operated from master cylinder and with flasher for heavy braking
Inventor: BENDLER HELMUT
IPC: B60Q1/44
Filed: 1975-12-15
Abstract: The output pressure of the master brake cylinder (10) operates on a pressure switch (14) to complete the brake light circuit. The switch has a two level setting, with the brake lights coupled to a flasher unit (28) above a set brake pressure. This provides extra protection in emergency braking, especially on motorways. It reduces the risk of multiple collisions. The flasher circuit can also be activated by a collision sensor switch (34) mounted on the bumpers, and connected in parallel to the pressure switch. The pressure switch and control switch for the flasher are combined in one housing.
Patent DE-2559197-A1 (DE)
Title: Two-high rolling mill - where chocks are fitted with round journals subjected to hydraulic clamping pressure
Inventor: HOHLFELD FRANK
IPC: B21B31/02
Filed: 1975-12-30
Abstract: Rolling mill, esp. a two-high mill, has interchangeable rolls mounted in chocks fitted with round journals sliding in guides (I) in the stand windows, the upper roll being hydraulically compensated and radial adjustment provided by four pressure-spindles acting on the upper (I); one roll is axially adjustable. The novelty is that the lower guides butt against thrust pads mounted on the stands near the lower traverse and, on the free side of the frame, on both sides of the chocks, pivot-clamps are used to clamp (I) parallel to the longitudinal axes of the rolls. Each pivot-clamp is pref. mounted on the frame and provided with a locking bolt. Better dimensional tolerances are obtd. on the rolled prod. by improved radial and axial stiffness of the mill without overloading the roll bearings; automatic thickness control of the prod. can be used and the rolls easily interchanged.
Patent DE-2559206-A1 (DE)
Title: Granular material distributor wheel for hopper discharge - has tangential pockets driven by belt discharging material onto belt below
Inventor: HANSEN KARL EMIL KJELGAARD
IPC: B65G31/02
Filed: 1975-12-30
Abstract: The apparatus for discharging granular material such as grain, fertiliser, plastics material etc. from a hopper (7) includes a distributor wheel (9) with pockets (6) along it, which throw the material onto a conveyor belt (4) underneath. Each pocket is formed by a blade which is tangential to the belt, sloping backwards towards the feed end (3) of the belt. The speed of the belt is varied to change the speed of discharge of the material, and hence the path along which the material is drawn. This speed is between 10 and 15 m/sec, preferably 13.5 m/sec. The wheel is driven by contact with the belt, it is mounted in bearings which allows its height to be adjusted. The angle of the blades is between 10 and 20 deg., preferably 15 deg. to the conveying direction.
Patent DE-2613578-A1 (DE)
Title: Rainwater tank with sludge extractor for treatment plant - has eccentric inlet and extractor designed to produce rotary flow
Inventor: WEBER WERNER DR ING
IPC: B01D21/02
Filed: 1976-03-30
Abstract: Parent Patent describes a rainwater tank for a sewage disposal plant. with a circular cross-section in plan and a conical tapering bottom of slope exceeding 25 degrees. The point of the taper is coaxial to the plan of the tank and the water inlet is eccentric to produce a swirling motion within the tank. A sludge extractor is incorporated near the bottom apex. In this Addition, the sludge extractor imparts a motion to the tank contents having a component in the rotary or tangential direction and in the same sense to the incoming, eccentric flow of water. The rotary or swirling flow produced in the tank by the incoming water is accentuated and strengthened by the action of the sludge extractor.
Patent DE-2620585-A1 (DE)
Title: Poisonous or radioactive material disaster proof storage building - uses containers standing in pool with overhead water vol. exceeding interior vol.
Inventor: STOLL WOLFGANG DR
IPC: G21F9/26
Filed: 1976-05-10
Abstract: The building for processing or storing powdered or other poisonous or radioactive materials precludes risk of environmental contamination even in the event of an aircraft crash or similar disaster. It is sited inside a pool (3) filled with water (2), with its roof far enough below the surface for the vol. of water overhead to be at least as great as the interior vol. of the building (4). The dangerous substances can be kept in containers (5, 12) of specific weight exceeding that of water. The interior can be connected by a sluice (11) to an outside shaft (10), and there can be a submerged ventilation system, with only a filter (8) and air outlet above water level. A protective film can be laid on the water surface.
Patent DE-2632705-A1 (DE)
Title: Tennis racquet with exchangeable handgrip - has screw thread and locking element for exact adjustment of handgrip on shaft
Inventor: KRAMPFL KURT
IPC: A63B49/035
Filed: 1976-07-21
Abstract: The tennis racquet has an exchangeable grip, and is suitable for beginners and experts. The grip sleeve has a fine internal thread, and is screwed onto the racquet shaft. For exact adjustment and locking of the grip, a locking element is screwed against it from the end of the hand grip. This system allows removal and exchange of the hand grip sleeve so that every racquet may have a set of hand grip of different sizes. The racquet shaft may be made of wood, plastics or metal.
Patent DE-2637472-A1 (DE)
Title: Tunable X=band radar oscillator - has varactor and Gunn diodes in identical holders in standard flanged rectangular waveguide
Inventor: SIEBENECK JUERGEN DR RER NAT
IPC: H03B9/14
Filed: 1976-08-20
Abstract: The tunable X-band oscillator consists of a Gunn diode in a resonator and a varactor tuning diode in the same resonator and a varactor tuning diode in the same resonator. The resonator consists of a standard-size rectangular waveguide with flange. A step transformer is used for matching. The varactor and Gunn diodes are mounted in identical holders: each isolated from one broad face of the guide by insulating collars around their mounting screws and in electrical contact with the other broad face. The oscillator uses standard components.
Patent DE-2654148-A1 (DE)
Inventor: MORI SHIGEO
IPC: G04G13/02
Filed: 1976-11-30
Abstract: An alarm watch has an electro-acoustic transducer with a sound releasing cavity containing a vibrating plate for releasing an audible alarm sound. The surface of the vibrating plate exposed to the open air is treated with a water-repellant material having the property to shed or repel water so that when water enters into the sound releasing cavity and wets the vibrating plate, the vibrating plate readily throws off the water thereby obtaining rapid recovery of the alarm sounding function.
Patent DE-2657831-A1 (DE)
Title: Hydraulic lifting machine with three telescoping pistons - has cylinders with flanges forming annular gaps and pressure control valves connecting annular chambers formed
Inventor: LORENZ WALTER
IPC: F15B15/16
Filed: 1976-12-21
Abstract: The drive cylinder contains three nested telescopic pistons and the nesting cylinders formed have flanges with circumferential seals so that annular chambers are formed between cylindrical pistons. The annular chambers formed are connected by valves. The maximum excess pressure acting on smallest piston ensures that no damage occurs within the telescopic system. Between the presurised cylinder chamber (7) and annular chamber (6) is arranged pressure difference actuated valve which is opened only if normal operating pressure is exceeded for admitting liquid from annular chamber to cylinder. A non-return valve between the chamber (13) of middle telescopic piston (8) and cylinder chamber (9) is opened shortly before maximum extension of the inner telescopic piston 12). This valve is actuated by a contact stop (21) and liquid flows into cylinder chamber (9).
Patent DE-2658790-A1 (DE)
Title: Corner connection for window actuator profiles - has pressed slotted strips with engaging hooks and slots
Inventor: FISCHBACH KARL-HEINZ
IPC: E05C9/00
Filed: 1976-12-24
Abstract: The corner connection is used for enclosing profiles of the window and door fittings. The corner connection elements hav mutually engaging hooks and slots, and the corner profiles are also connected to the covering profiles. The connecting element are produced by simple pressing operations and they have all openings associated with the covering profiles. The hooks (16) as well as the slots (20) are situated entirely within the covering profile plane. These features are made exclusively by bent out lugs (19) or as penetrations (14, 21) in the covering profile ends. The hooks are formed as lugs (16) which project within a slot (14). The free end (17) of a lug projects at a distance equal to the support profile thickness from the opposite edge (18).
Patent DE-2703090-A1 (DE)
Title: Frame-type base for domestic equipment - has hollow corner bodies each with two roller spindle mountings
Inventor: REHBERG DIETRICH
IPC: A47L15/42
Filed: 1977-01-26
Abstract: The low-height frame-type base is for domestic equipment such as washing machines, refrigerators, stoves etc. It has profiled bars fitted together to form frame members at right angles to each other. At each corner is a hollow box-section body open at the bottom to take a roller, there being one or more rollers coaxial to this in other box sections. In each body there are two mountings for a roller spindle, each parallel to one of the frame members. It can also have a tapped socket to accommodate a supporting foot with screwed spindle, typically formed by a nut hammered into place. In addn. there can be a recess in the top of the base to take a rubber cushion supporting the washing machine etc.
Patent DE-2708538-A1 (DE)
Title: Track link connection for tracked vehicle - includes cross pins with ends clamped by clips to prevent overload
Inventor: HARTMANN RUDOLF ING GRAD
IPC: B62D55/21
Filed: 1977-02-28
Abstract: A tracked vehicle has track links made up of pairs of blocks (1) with connecting pins (13) passing through them to give a resilient sideways support to prevent breakage due to overload. These pins are at right angles to the direction of travel of the vehicle, and the blocks are supported sideways by ribs which span ridges. The pins are retained against sideways sliding by clips (3) around each end. The pins have flats (15) each end which fit against corresponding flat faces inside the clips, the latter faces cloping at an angle to the centre line between two pins. They are retained by a clamping action.
Patent DE-2712681-A1 (DE)
Title: Easily-dispersible cadmium pigments prepn. - by treating with alkenyl hydroxy silane(s) and graft polymerising with vinyl monomers
Inventor: WOLFF DIETRICH DIPL CHEM DR
IPC: C09C3/10
Filed: 1977-03-23
Abstract: Easily dispersible Cd pigments are obtd. by treating the pigment in aqs. suspension with alkenyl-hydroxy-silanes of formulae: R1-CH=CH-(R2)a-Si(OH)3, R1-CH=CH-(R2)z-Si(OH)2R1 or R1-CH=CH-(R2)a- 2 Si(OH)2 (where R1 and R2 are mono- or divalent aliphatic or aromatic hydrocarbon gps.; a = 0-6), followed by graft polymerisation with vinylidene chloride and vinyl monomers undergoing radical polymerisation with vinylidene chloride, in the aqs. phase and in the presence of an emulsifier and a peroxide radical former. The Cd pigments have improved dispersibility in plastics and are stronger in colour than the untreated pigment. In lacquers, the pigments impart higher brilliance than the untreated pigment, and show reduced tendency to sedimentation in the lacquer binders.
Patent DE-2714933-A1 (DE)
Title: Gate valve with two sliding closure plates - has toothed rack on each plate, meshing with drive pinion between
Inventor: BURGMER GUENTER
IPC: F16K3/02
Filed: 1977-04-02
Abstract: The gate valve has a closure member consisting of two plates (4a, 4b) each having a half-round recess. In the open position of the valve the two recesses form between them a circular opening (5) for the flow. The valve is closed by sliding the plates towards each other until their unrecessed parts cover respective halves of the flow passage (2). The plates each have an extension (7a, 7b) incorporating a toothed rack. The racks of the two plates are on opposite sides of a pinion (8). When the latter is rotated the plates move in opposite senses for the opening and closing action.
Patent DE-2715077-A1 (DE)
Title: Exothermic acid slag-forming mixt. for refining tapped steel - contg. perlite or fluorspar to increase combustion
Inventor: KRUPMAN LEONID I
IPC: C21C7/00
Filed: 1977-04-04
Abstract: An exothermic slag-forming mixt. contains (by wt.) 0.1-15% Al powder, 24-40 NaNO3, 5-15% CaO, 0.1-20% Si-coating component, 5-15% expanded perlite as fluorspar with the balance being a SiO2-contg. component. Suitably the Si-contg. component is 0.1-6% of powdered Si, the other components then being 9-15% Al powder, 28-30% Na2NO3, 5-15% CaO, 5-15% expanded perlite or fluorspar and balance silica-contg. component. The compsn. produces a molten acid slag for refining tapped steel from a high-prodn. basic open hearth furnace or converter. It is esp. useful for ball-bearing or stainless steels. The presence of perlite or fluorspar in the mixt. increases the combustion rate and thereby facilitates melting without the considerable cost increase involved in achieving the same result by increasing Al content.
Patent DE-2715694-A1 (DE)
Title: Coal mine gas extractor - has gases pumped from tube inserted into coal for mixing with air at safe level
Inventor: REICH KAROL DR ING
IPC: E21F7/00
Filed: 1977-04-07
Abstract: The method of extracting carbon dioxide and methane gases in mines, includes boring a hole (15) in the coal face and inserting an extraction pipe (9) to which is connected a pump (5) for extracting the gases. They are then mixed with sufficient air to reduce their danger before being discharged to atmosphere. The discharge tube (4) from the pump is fitted into an adaptor (1) which has a hole (2) larger than the tube. Air can then enter the ring shaped gap (6) between them. Preceding the pump (5) is an adjustable throttling valve (7) and preceding this is a methane measuring device (11). Another methane measuring device is mounted on a discharge tube (17) at the outlet of the mixer (1). These devices are interconnected and also connected to a system (14) operating the valve (7) to control the mixture.
Patent DE-2725370-A1 (DE)
Inventor: MIYAMOTO SIGEYUKI
IPC: C09K23/00
Filed: 1977-06-04
Abstract: PURPOSE:To produce a high concn., low viscosity compsn. by neutralizing sulfates obtd. by treating higher alcohols (ethoxylates) with SO3 or chlorosulfonic acid which adding sulfuric acid and Na2SO4 so that the ratio by wt. of sulfuric ester salts and water and Na2SO4 content can be separately specified after neutralization.
Patent DE-2728189-A1 (DE)
Title: Cartridge for storing and mixing reactants for e.g. polyurethane foam - has flexible central wall zone and incorporates piston with hollow rod serving as nozzle
Inventor: SPIERLING HELMUT
IPC: B01F11/00
Filed: 1977-06-23
Abstract: Cartridge-type package for storing and mixing 2-component plastics systems, has a piston-like closure; a flexible wall portion; a disc-shaped, circumferentially grooved piston whose rod passes through the cover of the cartridge; and a closing means adapted to sealingly clamping the flexible wall portion from outside into the groove of the piston. Both foam forming reactants are securely separately stored by may be mixed at any time, without employment of skilled labour, enabling the foam to be ejected and used (e.g. in installation of door frames) in situ.
Patent DE-2733998-A1 (DE)
Title: Multiple cutting drum coal cutting machine - has swinging arm at each end, with each arm carrying two contra-rotating cutting drums
Inventor: PENTITH GERALD RICHARD ODLHAM
IPC: E21C27/02
Filed: 1977-07-28
Abstract: The rotary drum coal cutting machine (1) mounted on slides (4) to travel above a face conveyor (5), has a swinging arm (10) at each end, carrying the cutting drums (13). Each arm tilts about a horizontal axis (16), and a drum is mounted each end of the arm, rotating about an axis (14) parallel to this axis. Each drum has a spiral cutting groove on its cutting face. The two drums on an arm rotate in opposite directions to each other (17, 18). These two arms are swung by a double acting hydraulic ram. Alternatively, each arm may be mounted in turn on an intermediate arm, attached at the other end to a pivot spindle on the end of the machine.
Patent DE-2738103-A1 (DE)
Title: Pocket camera with piezo flash trigger - uses tensioned leaf spring under latch control to strike piezoelectric crystal
Inventor: BETHMANN HEINZ-G
IPC: G03B15/04
Filed: 1977-08-24
Abstract: A pocket camera includes a piezo-electric triggering device for the flash unit. A movable carriage (1) is tensioned against a spring (13). In doing so, a second leaf spring (4) is tensioned by the inclined plane (2) end shoe (14) so that it latches (6). Firing is by releasing this spring tension so that a striker (3) hits the piezo-electric crystal (12). Upon return the carriage (1) is completely released from the second spring (4). The spring (13) provides the returning force.
Patent DE-2744911-A1 (DE)
Title: Multilayer built-up rotor prodn. - fills spaces between conducting traces with insulating material which flows through holes in gaps between layers
Inventor: BAUR PETER DR ING DR
IPC: H02K3/26
Filed: 1977-10-06
Abstract: Each layer of the rotor consists of an insulating base on which conducting traces are produced. Spaces between the traces are, at least in the areas of wipers, e.g. carbon brushes, filled with a hardenable insulating material. Layers (2) with the insulating material are placed between the base material layers (1). Holes (4) are made in the base material between conducting traces (3), and the two layers (1, 2) are pressed together so that the insulating material penetrates through the holes (4) to the gap between the layers.
Patent DE-2749592-A1 (DE)
Title: Vibrating screen which prevents clogging of mesh - is vibrated simultaneously in two mutually perpendicular directions by electromagnetic units or unbalanced rotors
Inventor: RECK FRANZ ING GRAD
IPC: B07B1/42
Filed: 1977-11-05
Abstract: When using a vibrating screen to separate particles (e.g. grain) of different sizes, any wedge-shaped particles tend to become lodged in the screen mesh. This difficulty can be overcome by vibrating the screen in two mutually perpendicular directions simultaneously. The vibrating screen (6) is mounted in the frame (3) and vibrated in the axial direction by the electro-magnetic vibrator (1). At the same time the vibrator (2) imparts a lateral vibration to the screen (6) but at a different frequency. Instead of electromagnetic vibrators, mechanical vibrators with out-of-balance rotors may be used.
Patent DE-2756961-A1 (DE)
Title: Automatic cold starter for IC engine carburettor - has temp. sensor and area stages with closure apertures for free-running column controlling throttle valve
Inventor: VOGLER GUENTHER
IPC: F02M1/10
Filed: 1977-12-21
Abstract: I.c. engine carburettor automatic cold starter incorporates a sensor component responding to the engine operating temp. Area stages are available within a free-running column controlling a throttle valve. Each stage edge has a width measured at least to an over-control path of a control hole follows the corresponding inclination of the start thruster. The closure path of each control hole corresponding to an area stage is adjusted exactly to the area of the inclination which follows such an area.
Patent DE-2759147-A1 (DE)
Title: Electron tube with cathode heater of pyrolytic graphite - uses spherical shape for graphite heater with segmental current leads
Inventor: LERSMACHER BERNHARD DIPL PHYS
IPC: H01J21/10
Filed: 1977-12-31
Abstract: The pyrolytic graphite heater is of surface configuration and its crystallographic c-axis is orthogonal over the entire surface on the side facing the electron emitting element or cathode layer. The heater has a spherical shape with current leads of segmental shape. Preferably between the current leads the heater has sector-shaped recesses also in the spherical region. Different potential current leads may be arranged in different planes. If four leads are used, two each carry the same potential and are orthogonally situated in relation to each other. Pyrolytic graphite may be used for the cathode, the tube control grid, and the anode surface opposite the cathode.
Patent DE-2802379-A1 (DE)
Title: Fold-up case with identical top and base - has readily mass produced and easily fitted interacting inserts for support frames
IPC: A45C11/00
Filed: 1978-01-20
Abstract: The case is formed by two hinged rectangular support frames which have a T-shaped cross-section. The longitudinal web lies in the plane of the frame. The insert foil (7) and the outer covering (10) having turned-in edges (14) - and which can be provided with a reinforcement underlayer (12) and padded layer (11) - form plate-like elements which can then be inserted from above or below into the support frames to rest on the longitudinal webs (6) of the T, where they can be secured by adhesive.
Patent DE-2802552-A1 (DE)
Title: Test press for tubular section rings - has distance piece tighter than ring and has hydraulically driven wedge compressor
Inventor: HERMES ROLF
IPC: G01N3/12
Filed: 1978-01-18
Abstract: A test press for tubular section rings expanding between two planes has a filler plate reducing the volume of the chamber. It dispenses with initial ring compression as the uncertainty of initial ring strain causes measurement inaccuracies. The filter plate is a distance piece (5) slightly thicker than the height of the ring (2) with seals (6) on both edges. Stress is applied by two wedges (11, 14) with dia. corresp. to that of the largest of various ring sizes to be tested. The lower wedge (14) is driven by a hydraulic cylinder (17).
Patent DE-2806074-A1 (DE)
Title: Tube type rodent trap - uses buried vertical tube which can withstand soil pressure and rodent bites and is twice length of rodent
Inventor: KRIEGER WILLY
IPC: A01M23/02
Filed: 1978-02-14
Abstract: The rodent trap is for water rats, voles, etc. It includes a tube (18) with one end open and the other end closed. The tube is of such a material and such a strength that it can withstand the pressure of the soil when buried and can also be immune to the rodents teeth. The length of the tube is at least equal to the average length of two rodents and the width is at least equal to the cross-sectional dimension of a rodent. The tube can be an extruded pipe such as those used in drains and is water-tight. The tube also has a lid, whose circumference is greater than that of the tube and which has a distance piece. The tube may be partially filled with water.