baber/WOPTO huggingface dataset:
Patent DE-2441789-A1 (DE)
Title: Electric clock with analog time display and additional timer switch - uses timer disc positioned coaxially behind clock face
Inventor: GRAESSLIN DIETER
IPC: G04C23/02
Filed: 1974-08-31
Abstract: The clock, e.g. a household clock, has the timer disc, for programmed operation of the timer switch, positioned behind the clock face and coaxial with the latter, the sides of the clock housing positional closely around the periphery of each of the latter. The synchronous motor drive for the clock mechanism and the electrical installation circuit are contained within a rear casing projecting from the back of the clock housing. Spaced about the front of the housing are a number of push-buttons, each co-operating with a switch point of a contact device, operated by the timer disc, and with a respective light source for illuminating each push-button, to indicate the position of the disc.
Patent DE-2445319-A1 (DE)
Title: Stable alkaline electroless plating solution - for the production of a copper coating on plastics
Inventor: REITH HERIBERT
IPC: C23C18/40
Filed: 1974-09-23
Abstract: Thealk. electroless plating soln. for the prodn. of a Cu coating, which is stable without the addn. of a stabiliser, contains as Cu (II) ion source, Cu (II)hydroxide, and has the compsn. 0.5-30 g/l Cu(II)hydroxide 5-200 g/l complex-forming agent, 3-6 g/l Na hydroxide, 1-10 g/l formaldehyde and 2 ml/1 wetting agent. The complex forming agent many be K-Na tartrate or EDTA or its Na salt. The formaldehyde is added in the form of paraformaldehyde or as a formalin soln. Elimination of a stabiliser prevents a decrease in the rate of deposition, and does not involve problems in dosing of stabiliser, or undesirable passivation of the Cu coating in the early stages. Used for coating plastic components with Cu, such as printed circuits which are drilled for pin contacts.
Patent DE-2447775-A1 (DE)
Title: Automatic camera diaphragm setter - has diaphragm opening defined by lever system connected to rotor controlled by photoelectric meter
Inventor: OSHIMA SHIGERU
IPC: G03B7/10
Filed: 1974-10-07
Abstract: Two levers intersect and are symmetrical w.r.t. the imaginary extension of the axis; each has a first long section, beginning at the lever rotation point and crossing the extension of the axis and the corresp. long section of the other lever, to end in a curved section which, together with the corresp. curved end section of the first long section of the other lever, defines a diaphragm opening. A second long section runs from the pivot point in a direction opposite to that of the first section and ends in a short section bent at 90 deg. and inclined oppositely to the bent end of the second long section of the other lever, with a slot formed in it, in which one of the pins can displaceably engage.
Patent DE-2451526-A1 (DE)
Title: Lightweight board and plastic frame assembly elements - comprising hollow core, axially running fibreglass layer and plastic impregnation
Inventor: HODGE STANLEY DAVID
IPC: E04B1/28
Filed: 1974-10-30
Abstract: The panel elements, which can be frame-assembled into a building structure, are composed of the core, pref. of hollow board, a layer of glass fibres running axially across it, plastic impregnation of the fibreglass layer, and media, pref. fibreglass strands wrapped periphery round, to prevent the fibreglass from buckling. There may be an inside layer of chopped glass strip material. The elements may form the vertical elements of the framework, attached to anchoring elements, pref. of fibreglass-reinforced plastic seatings; the same material may be used for base elements. The cladding can be of panels with a fibreglass-reinforced plastic surface. This is form, light and easily prefabricated.
Patent DE-2455465-A1 (DE)
Inventor: NAKAYAMA TOSHIHIKO
IPC: H01L41/00
Filed: 1974-11-19
Abstract: An oscillator case assembly includes a casing element and an oscillator element housed therein in a hermetically sealed manner. The casing element is made of a solid insulating material, preferably glass or ceramic material, and at least two thin conductive layer elements are provided on said casing element, each serving as parts of lead-in and lead-out means for the oscillator element, respectively.
Patent DE-2458260-A1 (DE)
Title: Compound panel for sound insulation in buildings - has offset honeycomb or corrugated layers of different thickness
Inventor: SCHULZ KARLHEINZ
IPC: B32B3/12
Filed: 1974-12-10
Abstract: The sound insulating panel (1) for use as an intermediate or inner elements, has honeycomb or corrugated cross section (2, 3). It is made from cardboard, rubber, metal or similar material. The individual layers are of varying thickness and they are preferably offset to one another. This improves the mechanical strength of the panel and it also increases its acoustic insulation capacity. The inner layers of the panel may be arranged at right angles to the pressure impact direction.
Patent DE-2458584-A1 (DE)
Title: Transceiver antenna for defined polarisation - has mirror symmetry array of discrete antenna elements and reflector
Inventor: BERGANDER ARMIN DIPL ING
IPC: H01Q21/24
Filed: 1974-12-11
Abstract: The transceiver antenna for producing defined polarisation comprises two or more discrete antenna elements of chosen and also frequency dependent, polarisation, possibly with reflectors. To form defined polarisation a discrete antenna element, preferably of the same type, is provided in mirror image relationship to each discrete antenna element, relative to a given plane. When an arrangement that is not in mirror image symmetry, with reference to the discrete antenna element(s) is used, mirror symmetry is brought about by the summation of the output voltages of the discrete antenna elements.
Patent DE-2460581-A1 (DE)
Title: Martial arts protection gloves - with open under section, wrist and finger protection and fastening devices
Inventor: RHEE JHOON GOO
IPC: A63B71/14
Filed: 1974-12-20
Abstract: The protective gloves are for use in participation in such sports are karate etc. The inner surface of the glove is open and constructed from an elasticated foamed matl. which forms the glove body. A covering is capable of resistance to blows etc. A wrist protection section is provided to protect the user's wrist as is a thumb section. Hand side sections are attached to both sides and the body of the glove has a more heavily padded part section. Finger sections have fastenings and a loop section to hold the glove body to the hand.
Patent DE-2501868-A1 (DE)
Title: Controlling billet speed in continuous casting of steel - by measuring expansion of several sections on the mould wall
Inventor: BONN HANS VAN
IPC: B22D11/16
Filed: 1975-01-15
Abstract: Process for monitoring and controlling the continuous casting of steel using the combined application of measurements corresp. with the total heat extn. in the chilled mould and the ratio of the heat extn. in sections of the mould. The novelty is that first the expansion(du) of a section of the mould wall in the lower half of the mould, and the total expansion (dg) of that wall are measured and then used to obtain the expansion(do) of the upper part of the wall, i.e. do = dg - du, and the ratio do:du is employed as a measure (X) of the distribution curve of the thermal current density, any deviation of the values from a prescribed reference value or range being used to adjust the speed of descent of the billet and the supply of molten steel to the mould. Accurate control of the position and thickness of the solidified skin on the billet, e.g. to prevent bursting of that skin and molten metal running out of the burst.
Patent DE-2503750-A1 (DE)
Title: Cyclic ethers prodn from alpha, omega diols - by dehydration in aq soln contg hydrogen halide and a salt
Inventor: HUCHLER OTTO HERMANN LIMBURGER
IPC: C07D307/06
Filed: 1975-01-30
Abstract: Process for prodn. of cyclic ethers from alpha,omega-diols or mono- or diesters of these made by treatment with an acid, comprises treating the alpha,omega-diol (ester) which is capable of forming a cyclic ehter by splitting off water on an acid, with (a) a dil, hydrogen halide acid or an aq. acid with a dissociation constant in water of >=1.10-6, or with a cpd. which forms such acids in aq. soln., and (b) a salt, whereby either (a) and/or (b) gives halide anions. Simple process giving high yields of cyclic ether with min. by-prod. formation. In a typical process, butanediol-1, 4 is converted into tetrahydrofuran.
Patent DE-2507212-A1 (DE)
Title: Fluid pressure control regulator - especially for water irrigation applications using piston sensor and disc in a cylindrical housing
Inventor: DRORI MORDEKI
IPC: B05B3/04
Filed: 1975-02-20
Abstract: The fluid pressure control valve, especially for water irrigation applications, consists of a housing (2) with an inlet (4) and an outlet (6) on the same axis (8). The sensing member comprises a screwed fitting assembled in a side entry cylinder (20) with a sensing piston (22) at the end which penetrates into the main flow duct. The piston rod has a compression spring surrounding it in a concentric arrangement. The piston (22) has extension rods which connect it with a sensing disc (30) which has a seating in the wall of the duct when the valve is in the fully open position, and a seating in the centre of the main flow channel when the valve is closed. Both piston and disc may be removed for cleaning.
Patent DE-2510829-A1 (DE)
Title: Medical apparatus especially photoelectric pulse receiver - with double simultaneous reception of the physiological signals detecting spurious signals
Inventor: KRESSE HEINZ DR RER NAT
IPC: A61B5/024
Filed: 1975-03-12
Abstract: The medical apparatus has a receiver to which an evaluator device is coupled for physiological signals and is especially a photoelectric pulse receiver. The receiver is provided with means for double, simultaneous reception of the measuring signals. Pref. the receiver consists of a transmitter (3) and at least two receivers (4, 5) for electromagnetic rays especially in the visual range. The comparative evaluation of both signals results from determining transient coindicendes in the evaluating device. Two similar evaluating channels are provided with adjustable timing and counting elements coupled over a coincidence stage.
Patent DE-2511007-A1 (DE)
Title: Railway wheel with titanium surface - has coated steel rim or steel tyre using diffusion in manufacture
Inventor: SCHREINER DIETER DIPL ING
IPC: B60B17/00
Filed: 1975-03-13
Abstract: The main patent (2507915.6) describes a railway wheel in which at least part of the running surface has a wear resistant metallic layer such a as titanium. The advantage of this addition is that the material cost of manufacture is reduced. The titanium layer consists of a surface (5) that is on a steel wheel rim or steel tyre. Alternatively the wheel rim or wheel tyre can have an aluminum or similar soft metal surface under the titanium. The flange or rim is heated in manufacture so that the titanium is diffused into the surface of the base metal.
Patent DE-2516413-A1 (DE)
Title: Heated electrophotographic image fixing roller - with silicone oil-impregnated silicone rubber coating constantly renewable by rubbing
Inventor: NAMIKI RYOICHI
IPC: G03G15/20
Filed: 1975-04-15
Abstract: Image fixing roller for electrophotography, with a core and a heatable coating for fusing the toner particles forming the toner image, has a coating of silicone rubber impregnated with silicone oil, the outer surface of the coating being removable by the action heat and rubbing. The coating pref. has a rubber hardness of 20-70, pref. 150-50, esp. 35 plus-or-minus 5 degrees (JIS) a tearing strength of 10-15 kg/cm and a tensile strength of 70, pref. 20-50, esp. 15 kp/cm2. In use, the fixing surface is renewed continuously by removing the outer surface, so that the offset effect is avoided.
Patent DE-2517152-A1 (DE)
Title: Processing station for analogue signals - has an input analogue to digital and an output digital to analogue convertor
Inventor: WATSON WILLIAM PATRICK
IPC: G10K15/12
Filed: 1975-04-18
Abstract: The signal conversion unit has a digital processing path between the two convertors. This path comprises shift registers and a signal processing unit. The shift register forms at least two digital signal paths, and numbers of stages in the two shift registers are in one or several non-simple relations. The signal processing unit processes signals applied to the shift registers which are cascade connected, and can, if necessary, process digital signals delivered by the registers. A switch is so operated that at least a part of the signal processing path can be formed into an open or a closed loop.
Patent DE-2517841-A1 (DE)
Title: Furnace for distn. of oil shales - contg. zones for swelling, coke gasification, and cooling bunkers with water bath outlets
Inventor: DOILOW SWJATOSLAW KIRILLOWITSC
IPC: C10B1/04
Filed: 1975-04-22
Abstract: Furnace for the thermal processing of solid fuel, using a charging device above a vertical casing contg. a swelling zone; coke gasification zone; cooling zone; chambers for feeding gas into the zones and removing the used fuel at the base of the casing. The novelty is that the discharge device consists of a bunker which tapers downwards into a water bath seal with a curved base blending into an outlet ramp, the bunker being fitted with an ejector moved to and fro by hydraulic cylinders; the bunker is also fitted with a hand scraper located above the outlet ramp which makes an idling stroke when the ejector operates. The device is esp. useful for the distn. of oil shale, the furnace treating 1000 tonnes/day min.
Patent DE-2520157-A1 (DE)
Title: S-cyanoalkyl-S,O-dialkyl dithiophosphates - insecticides, fungicides and nematocides
Inventor: DRABEK JOZEF DR
IPC: A01N57/12
Filed: 1975-05-06
Abstract: Dithiophosphates of formula (I) are new: (n = 2 or 3; R1 = n-C3H7; iso- or sec-C4H9; CH2CH2OCH3 or CH2CH2OC2H5). (I) are insecticides, active against all stages in the life-cycle and superior to the analogous cpds. of US 3092649. They are esp. useful for control of Spodoptera littoralis, Heliothis virescens and Aphis fabae and also have activity against nematodes and fungi, partic. soil fungi.
Patent DE-2522891-A1 (DE)
Title: Hot rolling tube making machine with mandrel - has drive with straight passage for rapid travel of heated slab
Inventor: UHLMANN OTTO
IPC: B21B19/04
Filed: 1975-05-23
Abstract: A machine for hot rolling of tubes from metal slabs rolls a slab heated to red heat by a number of inclined rolls over a fixed mandrel. The rolls are drive by drive unit arranged between the furnace and rolls. The transfer arrangement of the machine reduces the dwell time of the slab in atmos. and simplifies the movement of the slab into rolling gap. This reduces scale formation on the slab.
Patent DE-2540326-A1 (DE)
Title: Roof ridge or coping stone fixture - uses half looped wire with barbed ends engaging roof battens
Inventor: GERHAHER MAX DIPL ING
IPC: E04D1/34
Filed: 1975-09-10
Abstract: The device is used for fixture of coping or ridge stones on a roof structure, with a wire anchored, firstly to the underside of the stone, and secondly to the roof structure. The wire is made in the shape of a stirrup loop (8), bent in the middle (9), with its two open ends, engaging below the uppermost roof battens or plank sheatings (1), on both sides of the ridge, fitted with a barbed hook (12, 14) on each. It is elastically clamped, relative to the coping or ridge stone (5) by connecting element (10). The barbed hooks pref. enclose an acute angle, and their ends may be sharpened into a point. The loop arms may be at least partly arch-shaped, when the device is installed and clamped.
Patent DE-2541825-A1 (DE)
Title: Cine projector switch device - is for projectors with automatic threading and has rotary switch fitted with locking arms and sensor point on one arm
Inventor: JAEGER GUENTER
IPC: G03B21/32
Filed: 1975-09-19
Abstract: A switch on device for a cine projector with automatic film threading has a pair of rollers (54, 56) on the outlet side of the film channel (44) on the same side as the rotary switch (50). A double arm locking lever (62) has a sensor point (68) with projecting edges (70, 72) on one arm (66) opposite the rollers (54, 56) on the other side of the film channel (44), which operates under the action of a spring (74). A cam disc (76) with a cut out section (78) is connected to the rotary switch (50) with which the second of the locking lever (62) arms (86) engages when the rotary switch is in its zero position and prevents the switch (50) moving to a running projection position.
Patent DE-2555524-A1 (DE)
Title: Driving knife for tunnel support shield - has pivotal attached following knife provided with profile rib conically tapering to free end
Inventor: HEITKAMP HERBERT
IPC: E21D9/06
Filed: 1975-12-10
Abstract: Driving knife of a support shield for driving tunnels and underground roadways includes a following knife provided with at least one profile rib projecting in its longitudinal direction. The profile rib (17) is conically tapering in its longitudinal direction towards the end of the following knife (1). The width and the height and the cross section of the profile rib (17) are conically tapering towards the free end (12') of the following knife (12). The following knife (12) consists of a right angular plate (16) which is not profiled on its outer surface and which includes on its inner side one or more parallel conical profile ribs (17). The following knife (12) is pivotably attached to the front knife (11).
Patent DE-2600943-A1 (DE)
Title: Electric socket for flush or surface mounting - has U:shaped support bracket with elastic arms engaging recess in body
Inventor: FROEBEL ALFRED
IPC: H02G3/18
Filed: 1976-01-13
Abstract: The electrical power socket is designed for flush, inset or surface mounting. It has a support body accommodated in a cover for a clamping component and spreader elements on a removable support frame. The support frame consists of a U-shaped bracket (6) with elastic arms (14) that lock into a recess (5) in the support body and are released by pressing together. The angled end (23) of each spreader element (7) passes through the recess for the bracket arms and is operated by a clamping screw (27) that screws into its crosspiece (26).
Patent DE-2603045-A1 (DE)
Title: Variably offset step for spiral staircase - has transverse apertures in bearing sockets for step linking supports
Inventor: MAYER XAVER
IPC: E04F11/032
Filed: 1976-01-28
Abstract: The step, for a spiral or other staircase, incorporates a stair head in the form of a large-diameter circular disc. The lateral bounding surfaces are tangents on the head. Bearing sockets (6) are provided for the supports to be set in place close to the outside edge of each step, extending to the succeeding step. The sockets contain three or more holes (7, 8, 9) for the supports, transversely to the lengthways extension of the steps. The sockets are pref. made of plastics, and fitted with covers (10), which can be pushed through above the holes. This makes it possible to offset successive steps, of the same depth, to varying degrees, regardless of any step's radius. This facilitates large-scale mass-production.
Patent DE-2608167-A1 (DE)
Title: Multiple output static frequency converter - has separate stabilising controls for output channels with pulse width regulated transistor
Inventor: KIENBERGER HELMUT DIPL ING
IPC: H02M3/335
Filed: 1976-02-27
Abstract: A single ended static frequency converter has a pulse-width controlled control transistor. It has a power transistor feeding a number of secondary windings for galvanically isolated outputs, permitting regulation of the various outputs. In addition to the main control transistor, a further pulse-width controlled transistor controlled by the output voltage of any individual output channel is provided with its own auxiliary control circuit. The control of the output voltage may be effected in accordance with the voltage flanks of the voltage from the relevant secondary winding.
Patent DE-2608288-A1 (DE)
Title: Double acting reciprocating IC engine - with direct conversion to rotary motion, using crank and eccentric idler disc
Inventor: HETTICH PETER
IPC: F01B7/16
Filed: 1976-02-28
Abstract: Reciprocating IC engine with direct conversion to rotary motion achieves this by having a cylinder (1) with a working chamber (15, 16) at each end embodying the usual valve (9) etc. gear, carrying a transverse output shaft with its axis cutting that of the cylinder and ending in a crank with a throw equal to half the piston (2) stroke. The pin of this crank carries a roller bearing (5, 6) around which rotates a second roller bearing (3, 4) held in the piston, constrained to follow the first by an idler disc (17). Continuity of motion over the crank neutral position is ensured by a flywheel on the shaft, and a pinion on the crankpin engaging with a rack in the piston. Piston/cylinder cross-section need not be circular. Bearings other than roller ones may be used and the motion conversion gear may be fitted outside the cylinder.
Patent DE-2616669-A1 (DE)
Title: Luminescent display with electrooptical elements - uses luminescent front and rear elements with mirror at edges (SW 27.6.77)
Inventor: BAUR GUENTER DIPL PHYS DR
IPC: G02F1/13357
Filed: 1976-04-15
Abstract: A stick-on label or display device uses fluorescent layers to provide a source of illumination, and the latters of the display are produced by "light valves". The light valves consist of electrooptical units such as liquid crystal cells. The fluorescent layers (1a, 1b) form the back and front surfaces of the label and light travels through these layers trapped by total internal reflection. Behind the "light valves" (4) there are notches (3) in the rear fluorescent layer (1a) to reflect light forward through the light valves. Layers of polarising material (6, 7) may be used on either side of the light valves.
Patent DE-2620139-A1 (DE)
Title: Distribution system for liqs. and gases - esp. air and water to injector nozzles in sewage clarifier tanks
Inventor: STRATE WILHELM
IPC: C02F3/12
Filed: 1976-05-07
Abstract: In a distribution system for liq. and gaseous media, each fluid is delivered by a supply pipe to a central distribution device, which is connected by branch pipes to the nozzles arranged around it. The central distribution device can take the form of a pair of cylindrical chambers located on the centre line of the cylindrical clarification tank. Uniform distribution is achieved with a comparatively simple and inexpensive pipework arrangement. The pipework can be prefabricated in sections for ease of assembly on site. The central distribution device can take the form of a pair of cylindrical chambers located on the centre line of the cylindrical clarification tank.
Patent DE-2621896-A1 (DE)
Title: Drying installation using solidification - has mounting keeping pans in position on beams on truck movement or reversal
Inventor: PARDEIKE HANS-DIETRICH
IPC: F26B5/06
Filed: 1976-05-17
Abstract: The equipment dries material by solidification, having a transport truck with beams fixed to it, and pans accommodating the material to be dried, detachably secured to the beams. The mountings (8) securing the pans (5) to the beams (4) are so designed that the pans keep the same position even when the truck is moved sideways or reversed. Each pan can have at the ends two flanges, one above and the other below the beam. Alternatively there can be a groove in the beam into which flanges on the pans fit. There can be elastic mountings at the free ends of the beams, to prevent the pans sliding sideways.