baber/WOPTO huggingface dataset:
Patent DE-2650491-A1 (DE)
Title: Energy generating system using fossilised fuel - where fuel is heated and gases desulphurised before use in gas turbine
Inventor: HEYN KLAUS DIPL PHYS DR
IPC: F01K23/06
Filed: 1976-11-04
Abstract: The fossilised fuel (coal) is ground up (2) and fed via a sluice (3) to a fusion chamber boiler (5). The fumes are drawn off (7) and fed to a de-sulphuriser bed (8). The de-sulphurised fumes are next fed to a cylone which separates the larger solid particles. The particles are drawn off and sieved (15) and fed to a sluice (18) to be mixed with fine dust from a separator (21). The separator receives the dust from the cylone (13). The fumes leave the separator (21) at a temp. of 500-900 deg. C to enter a gas turbine (23). The gas turbine exhaust enters a heat exchanger (24) before mixing with atmos. The separated fine dust from the sluice (18) is fed back to the fusion chamber boiler (5). The ash is drawn away from the boiler as a liquid to be passed to a granulate breaker (27) and sluice to be separated and drawn off (29).
Patent DE-2652806-A1 (DE)
Title: Burner with stabilising channel profiles - has wedge profiles with pointed downstream end generating suction of fuel
Inventor: MATZKE KLAUS DIPL ING
IPC: F23D14/74
Filed: 1976-11-20
Abstract: The burner has air blower with conical inlet and slotted air flow channels to blower. Stable flame is maintained at high flow speeds. Good mixing of the fuel is ensured with low flow resistance and high operational reliability. The outlet region of the air supply channels has several wedge shaped profiles (2) arranged across the air flow direction. These profiles have on flame end pointed profiles (7) formed by two curves. The fuel is supplied into the channels between the wedge shaped profiles. The contraction of the air flow path causes suction of the fuel into this channel.
Patent DE-2654218-A1 (DE)
Title: Swivel frame for adjustable lamp - is made with parallel guides and separate adjustment for clamp base
Inventor: LESKE HORST
IPC: F16M11/04
Filed: 1976-11-30
Abstract: Two rods (13, 13a) have a link connection with their lower ends to a base section capable of swivelling round an axis. The upper end of the rods has a link connection to a holding section (14) to which a third rod (16) is rigidly attached which lies at an angle to the other two rods. The points of rotation of the rods (13, 13a) in the base section (1) and the holding section (14) have the same or almost the same distance from each other. A stay (17) is fitted to at least one of the rods at the point of rotation on the base section with a sliding section having a link connection to its other end, which is adjustable on one of the rods and which may be fixed in any position on it.
Patent DE-2654327-A1 (DE)
Title: Speed control for async. three phase motor - has two separate windings, one used for driving by three phase current
Inventor: ROESCH WOLFGANG DIPL ING
IPC: B66B1/24
Filed: 1976-11-30
Abstract: The system may be used in passenger lifts. The first winding is used as the driving winding using the three phase supply. The other winding is used for braking the motor using d.c. Driving and braking effects are controlled by current control in accordance with control conditions. The nominal value for control varies in time, to give a programmed acceleration and deceleration curve. The acceleration increase is determined by a differential counter voltage in the reference element. The nominal voltage so produced continuously rises after the differentiation end at an adjustable slope until the maximum is reached.
Patent DE-2710865-A1 (DE)
Title: Spring buffer for ground compacting machine - consists of staggered projections embedded in vulcanised compound on plate in staggered formation
IPC: E02D3/046
Filed: 1977-03-12
Abstract: The spring buffer responds to rotation of two facing metal plates and is used as a connector in ground compacting machines. The spring force opposing relative rotation increases nonlinearly with the relative angle of rotation. Each metal plate (1, 2) has projections (1a, 1b) and (2a, 2b) on a common pitch circle. These projections on opposite plate faces are embedded into compound connecting plate faces. The projections reach beyond the mid plane of the connecting compound and form a staggered pattern.
Patent DE-2711657-A1 (DE)
Title: Semiconductor circuit made by two-stage planar diffusion process - uses mfg. process with specified masking and etching of oxide layers
Inventor: KRAFT WOLFGANG
IPC: H01L21/8226
Filed: 1977-03-17
Abstract: The semiconductor is made by a two-stage planar diffusion process. A first diffusion window (3) is created in the masking layer (1) for the first stage of diffusion. During the first stage the semiconductor surface exposed in the window is oxidised to form an oxide layer (6). A second oxide layer (18) of the same thickness is formed on the other side (5) of the semiconductor. A second mask (11) is then applied and has second windows. The structure is then etched until the second oxide layer is removed and the mask (9) thickness is equal to the thickness of the masking layer (1) less the oxide.
Patent DE-2719852-A1 (DE)
Title: Hot water system using solar energy - having primary and secondary heat storage with automatic control of circulating pumps
Inventor: ZINK WALTER
IPC: F24D17/00
Filed: 1977-05-04
Abstract: Hot water system has a solar energy collector to heat water inside a storage tank. It also has a water filled heat store which takes heat from water circulating through the solar energy panel and stores it. This store is fitted with a safety device which operates if the temp. exceeds a certain valve. Also there is auxiliary heat store consisting of an additional water storage tank connected to the primary heat store via lines which can be shut off. A control device is provided by means of which if a temp. surge occurs in the primary store, an exchange of water takes place between the primary and secondary storages. Used with solar energy heated hot water systems. The problem with primary heat storages is that temp. surges causing overheating with relief valves lifting and water and energy are lost from the system. This system overcomes this problem.
Patent DE-2726311-A1 (DE)
Title: Plastics housing for external driving mirror - has pegs moulded to rear housing section to press mirror onto locating edge of front section
Inventor: MITTELHAEUSER BERNHARD
IPC: B60R1/08
Filed: 1977-06-10
Abstract: The plastic mirror housing has a two part design which clips together to contain the mirror. The rear housing has a pattern of pegs (11) which press the rear of the mirror and which distribute the support pressure for the mirror. The mirror is pressed into a locating edge on the front moulding with an even but not large pressure. This prevents strain of the mirror and reduces damage.
Patent DE-2732230-A1 (DE)
Title: Long distance water ski - is equipped with paddles attached to ski stocks connected to mechanical devices converting vertical to horizontal pressure
Inventor: KLAUS EMMERICH
IPC: B63H16/08
Filed: 1977-07-16
Abstract: Paddles are arranged so that each completed stock insertion under vertical pressure is turned into a horizontal direction through the paddles which are fitted either rigid, swivelling or horizontal and foldable. The result of the paddle movement is that water is displaced towards the rear. Two holders (2) are fitted to the length side of the floating body (1) with a guide rope (3) suspended from them. The ski stocks (4) have a needle eye shaped slot (5) in their lower area with a guide roller built into it's upper end. After the guide rope (3) has been threaded through the slot (5) and suspended into the holders (2), the rollers roll off at each insertion of the paddles along the guide rope changing the vertical pressure into the horizontal.
Patent DE-2734292-A1 (DE)
Title: Low weight voltage controller - has transductor and transformer sharing same four-limbed core
Inventor: MULKI ARVIND SHIVRAM DR
IPC: H01F29/14
Filed: 1977-07-29
Abstract: The voltage control device consists of a transductor and a transformer sharing the same core to form a single unit of reduced weight, lower cost and greater efficiency. The core has two identical narrow limbs adjacent to one another and two broad limbs adjacent to one another. The control winding(s) of the transductor is wound around the two narrow limbs. The secondary winding is wound in the same sense around the outer broad limb and the primary winding in the opposite sense around the inner broad limb.
Patent DE-2738068-A1 (DE)
Title: Radio receiver with continuous recall facility - has delay between receiver stage and output stage allowing passage of e.g. speech to be recalled
Inventor: BURTH ROLF-DIETER DIPL ING
IPC: H04N5/60
Filed: 1977-08-24
Abstract: The radio or TV receiver esp. a vehicle radio, has a circuit which allows the incoming signal to be shunted to a delay network which can, at will, be switched into the loudspeaker circuit, the output from the radio being disconnected from the speaker. This facility is intended to overcome loss of sound passages, i.e. sports commentaries etc., due to local noise or inattention. The delay circuit may be connected for example at the detector output and will provide between three and ten seconds delay. The delay may be a series of charge transfer devices or a shift register or some form of numeric storage system.
Patent DE-2745876-A1 (DE)
Title: Soft foam ball racquet - is made in different types varied by size of striking surfaces and their distance from handle
Inventor: WINTER HANS
IPC: A63B59/80
Filed: 1977-10-12
Abstract: A racquet is designed esp for soft foam balls used both as a game or sports apparatus. The racquet which can be cheaply produced is made in varying types for different games and is intentionally varied by striking surfaces of different size and varying distances of the striking surfaces from the handle in order to determine the degree of difficulty for the players. The racquet consists of a bundle of bars (4), which are bound together by a clip (6) to form the handle. On the side of the clip away from the handle, they are splayed out to form the striking part of the racquet. Short rods (3) are placed between the ends of the rods (4) to spread them apart.
Patent DE-2748027-A1 (DE)
Title: Safety handlebar for bicycle or moped - has shock absorbing foam layer covering concealing sharp edges and twist-grips for operating brakes
Inventor: HOFMANN-IGEL ERNEST
IPC: B62K21/12
Filed: 1977-10-26
Abstract: The handlebars of a two wheeled vehicle are covered with a thick layer of foam material. The crossbar (3) is attached to the vertical steering pillar (1) by a spacer block which projects forwards so that the ball (9) can be built into the assembly without any projecting parts and also enclosed by the foam material. The nut on top of the steering pillar and the nut securing the crossbar are also embedded in foam. The lever (11) for ringing the ball can also be similarly embedded. The layer is intended as a protection against injury, since no parts are allowed to project and thus form a source of injury in the event of a collision. The layer also acts as a vibration absorber, and a protection against cold, since no metal parts contact the hands of the cyclist.
Patent DE-2752669-A1 (DE)
Title: Liquid metering device fitting on bottle - has tube coaxial to stand-pipe rotated to bring openings into line
Inventor: VIERKOETTER PETER
IPC: G01F11/28
Filed: 1977-11-25
Abstract: The liquid metering device fits on a vessel which can be subjected to internal pressure, partic. compressible bottle or canister. A standpipe extends into the bottle and protrudes into a metering chamber clear of its bottom. Coaxial to the standpipe (6) inside the metering chamber (5) is a tube (9) whose length is roughly equal to the internal height of the chamber. The standpipe extends roughly to the top of the chamber, and it and the tube have lateral openings (13-16) brought into line by rotation in relation to each other.
Patent DE-2754437-A1 (DE)
Title: Hard-facing welding rod produced by continuous casting - contains carbon, boron, silicon manganese chromium vanadium and iron and opt. nitrogen, cobalt molybdenum, tungsten etc.
Inventor: BRANDIS HELMUT DR ING
IPC: B23K35/40
Filed: 1977-12-07
Abstract: Tools for cutting, stamping and pressing are given a hard facing by welding using a welding rod obtd. from a steel melt of compn. (%) 0-5-3.0C, 0-0,2 N, 0.05-2.0 B(0.1-1.5) B, 0.5-3.0 Si (0.8-2.0) Si, 0.01-1.0 Mn, 0-15.0 Co, 3.0-7.0 Cr, 0-20.0 Mo. 0-20.0 W (together >=5), 0.5-10.0 V, 0-5.0 Ti, 0-2.0 Nb and/or Ta, balance Fe. The welding rod is produced by continuous casting. The melt is passed from the holding vessel to a mould, which is cooled, and the solidified steel is drawn from the mould and formed into a rod. The steel is more economical as it does not contain Ni and is low in Co. The rod produces a hard facing which is free of micropores. For hard facing tools exposed to high wear when used in cold and hot working of metals.
Patent DE-2755140-A1 (DE)
Title: Elongated nozzle esp. for gaseous isotope sepn. - has constant section bars clamped to chamber wall by leaf springs
Inventor: TYBUS GERD
IPC: B01D59/18
Filed: 1977-12-10
Abstract: A separating nozzle for the separation of gaseous substances with different molecular weights, esp. for isotope sepn., comprises bars of constant cross-section removably mounted in grooves of dovetail section in the cylindrical wall of a tube sub-divided into a number of chambers. The constant-section rods are clamped to the tube by a leaf spring; one or both longitudinal edges of this leaf spring are rolled inwards to engage in a groove in the constant-section rod. The constant-section rods are easily replaced. Flow disturbances by fixing elements for the rods are eliminated. Flow disturbances by supporting elements are reduced to a minimum.
Patent DE-2756451-A1 (DE)
Title: Thermoplastic compsn. for medical appts. - comprises chlorinated polyolefin and a (meth)acrylate! polymer
Inventor: BRANDRUP JOHANNES DR
IPC: C08L23/28
Filed: 1977-12-17
Abstract: The compsn. which comes into contact with parental liqs. comprises 50-99.5 pt. wt. chlorinated polyolefin (I) with a Cl content of 15-45 wt. % and a mol. wt. of 3000-300000 and 0.5-50 pt. wt. poly(meth)acrylate. The compsn. has low water vapour permeability, high transparency, strength and good weldability and may be used for blood sacks, infusion tubes and packages and catheters.
Patent DE-2759215-A1 (DE)
Title: Noise adaptive IR receiver circuit - passes signal from detector diode biassing resistor over RC circuit to switching transistor and amplifier
Inventor: HOEHNE HANS-DIETER
IPC: H04B10/60
Filed: 1977-12-31
Abstract: The IR receiver may be used for remote control of TV or radio receivers. The diode is connected to the receiver input through suitable series resistors. The resistance change of the diode, due to the incident i.e. light, is amplified and applied to further amplifying and/or evauating devices. Amplifier gain is controlled as a function of interference light falling on the diode, and this of noise. The input signal for an additional circuit (T1-T4, R17-R19, C4) is taken from one of the diodes (D) series resistors (R2) and applied through a filter (R17, C4) to a switching transistor (T1). The output of tis transistor is connected to the amplifier (V) through a high value resistors (T2-T4). The threshold level of the amplifier is increased when the optical noise level increases.
Patent DE-2809569-A1 (DE)
Title: Tool assembly for mechanical or percussion drills - comprises take=up bore with spring-loaded locking ball, cylindrical spindle, and neoprene sheathing
Inventor: JENSEN CHRIS EGGERS
IPC: B23B31/00
Filed: 1978-03-06
Abstract: Tool assembly, esp. for drilling machines, percussion drills and the like, comprises a take-up portion with a cylindrical take-up bore and >=1 spherical, spring-loaded locking body projecting into the take-up bore. The locking body is fitted in a recess in the wall of the bore. There is a cylindrical shaft that can be detachably fitted in the bore and which has a cutout whose axial position and radial depth corresp. to position and engaging-depth of the locking body. The latter is arranged in a bore whose axis is spaced away from the axis of the take-up bore and which has a bottom adjacent the take-up bore against which the spring forces the locking body. The bore is closed by a plastics, suitably a neoprene mantle.
Patent DE-2819344-A1 (DE)
Title: Safety lock for hydraulically operated pressure die casting machines - where dies cannot be closed if safety grid is open
Inventor: SCHEFFEL GERD DR
IPC: B29C45/67
Filed: 1978-05-03
Abstract: The machine has a moving die opened or closed by a work cylinder fed with a pressurised hydraulic fluid by a pipe connected to a main control valve. In the pipe is a 2/2 way valve (5) eg. a cartridge valve, which is operated by a 3/2 way pilot valve (6). If the safety grid employed on the machine is opened, an electric circuit triggers valve (6) to actuate valve (5) so the dies cannot be closed while the safety grid is open. Safty regulations stipulate than a independent valve must be used to stop the flow of hydraulic fluid closing the dies when the safety grid is open, i.e. to prevent accidents to human workers such as the crushing of a human hand between the dies. The invention provides a simple safety device made form conventional components.
Patent DE-2826471-A1 (DE)
Title: Pressure monitor for dual braking circuit - monitors relative displacements of both pistons and activates alarm
Inventor: FARR GLYN PHILLIP REGINALD
IPC: B60T17/22
Filed: 1978-06-16
Abstract: The dual braking system has a primary piston (3) and a secondary piston (5) arranged so that for normal braking they are displaced by equal amounts. A mechanical link between the pistons monitors any relative movement and operates an alarm if the movement exceeds a set value. The system provides a sensitive indicator for any leaks on one brake circuit, and operates the alarm before all the fluid has leaked away from that circuit. The pistons can either be in line or in parallel bores.
Patent DE-2831940-A1 (DE)
Title: Cross country ski binding - includes swivelling clamping plate operated by an eccentric lever system and fitted on base plate with pins received in boot recesses
IPC: A63C9/20
Filed: 1978-07-20
Abstract: The long distance ski binding has pins projecting from a base plate and received in recesses provided at the toe of the skiboot. The ski binding also includes jaws splayed outwards on the sides to provide a side hold for the toe of the skiboot. A clamping plate swivels between a rest and an active position which clamps the ski boot in its active position. An eccentric lever (9) has its fulcrum positioned above the clamping plate (12) to swivel the clamping plate and to lock it in its second active position.
Patent DE-2833946-A1 (DE)
Title: Electric heater for car seat - has strips inserted into piping relief on covers to provide rapid heating with low current drain
Inventor: ALTMANN DIETER
IPC: B60N2/56
Filed: 1978-08-03
Abstract: The car seats are fitted with electric heater strips which are inserted into the piping relief on the seat covers and which provide a rapid heating effect with a low current drain. The heater strips have meandering patterns of elements embedded in a soft backing. Several layers of packing are included in the strips, of different widths, so that the imprint of the heater pattern is not taken through the cover.
Patent DE-2834947-A1 (DE)
Title: Upholstered support for person reclining or sitting - consists of tubular frame on which are three rollers, with top roller adjustable
Inventor: OELKE FRANK
IPC: A47C20/00
Filed: 1978-07-28
Abstract: The upholstered support is for the head and/or back of a sitting or reclining person. The support surface is positioned obliquely to a surface such as that of a bed or couch and is divided up into sections. The top section (1) is a roll for the neck and can be moved and adjusted in height. The adjustable top cushion and the remaining section are attached to a frame (2) with its own stand. The remaining section is formed of rolls, with a total of three rolls on the frame. The frame consists of a tubular piece bent to form a self-supporting frame, on which the rolls are placed.
Patent DE-2835420-A1 (DE)
Title: Heating boiler controlled by external temp. - has additional regulator cutting out circulating pump at night
Inventor: KLEIN HEINZ DR ING
IPC: F24D19/10
Filed: 1978-08-12
Abstract: The heating system has a boiler controllable dependent on the external temp., and an additional regulator cut in at night to prevent the supply of further energy until the lower night temp. is reached. The additional regulator (8) simultaneously cuts out the circulating pump (9), and its effect on the pump is stopped by an outside thermostat (6) on falling below freezing point, or by a room thermostat on falling below the lower night temp. The regulator system has its operating conditions optimised to produce the acceptable output levels at minimum energy costs.
Patent DE-2835509-A1 (DE)
Title: Continuous automatic printing system - performs fine feed movement in same direction as line indexing unit
Inventor: PICHL ORTWIN DIPL ING
IPC: B41J2/23
Filed: 1978-08-12
Abstract: The printing system is for price tags, labels, placards etc. with letters and numbers of any desired size. Between the surface to be printed and the typing or printing head, in addition to the line-indexing movement, a supplementary fine-feed movement is performed in the same direction. A second relative movement at right angles to the feed movement takes place between surface and head. Each individual symbol, and pref. all those in a horizontal or vertical row together, is built up by successive continuous contrasting of the surface within a predetermined time. Thus both the text line thickness and the symbols built up from individual lines are composed of a large number of individual contrasting operations.
Patent DE-2840821-A1 (DE)
Title: Multipurpose spurs for riding boots - have interchangeable spur tips fitting onto heel attachments
Inventor: KOESTERS DAGMAR
IPC: A43C17/04
Filed: 1978-09-20
Abstract: The actual body or spur hoop (1) is provided with interchangeable spur tips (5) which fit into sockets (4) set in spur attachments (3) mounted on the spur hoops (1). Detent connection (6, 7, 8) can be used to lock the spur tips (5) in the attachments (3). Although screw connections are also possible. A single pair of spur hoops with straps for attachment to the riding boots can now be fitted with various types of spur tips according to the required use, e.g. jumping, racing etc.
Patent DE-2843153-A1 (DE)
Title: Feed and water distributor for pigs - has delivery pipes with rotatable discharge heads above small platforms raised above trough with water delivery system
Inventor: SCHREMMER HEINZ PROF DR
IPC: A01K5/02
Filed: 1978-10-04
Abstract: The feed is delivered through pipes with pivotable connections in the trough region. The feed is set on a flat surface (4) below the pipe connection (3) with its plane above the bottom of the feed trough (1). A self drinking device (5) is arranged between two platforms (4) directly above the trough bottom. The platforms (4) are set on the longitudinal side of the trough (1) so that there is a passage (7) for the water.
Patent DE-2843910-A1 (DE)
Title: Shrouded propeller for watercraft - has blades with straight leading and trailing edges from boss to full-length shroud
Inventor: HAGENBAEUMER MICHAEL
IPC: B63H1/16
Filed: 1978-10-07
Abstract: The fully shrouded propeller for watercraft has conventiona hub- and blade-arrangement. It has a shroud which is co-axial with the boss and the same length as the boss, and the blades have a straight leading and trailing edge connecting the corresponding ends of the boss and shroud. The flow area inside the shroud reduces by about 25% from inlet to the outlet. The blades are aerofoil-section, producing a lift effect augmenting the forward thrust. The shroud is shaped to produce a similar effect and a high propulsion efficiency is obtained.