baber/WOPTO huggingface dataset:
Patent DE-2442035-A1 (DE)
Title: Roll film for cassette loading camera - has opaque protective foils fixed to leading and trailing ends
Inventor: MURAMATSU KATSUJI
IPC: G03C3/00
Filed: 1974-09-03
Abstract: The roll film is designed for loading into simple types of cassette consisting of supply and take-up chambers connected by a film guide bridge across the exposure area. Both ends of the film are fitted on at least the emulsion side with opaque cover foils. These are attached by pressure welding or other means. The foils are of such a length that they protrude through the in or outlet slots of the spool chamber when the unexposed cassette is loaded into the camera and when the exposed cassette is removed. The trailing end of the film is fixed to the supply spool so that the film end cannot be wound out of the supply chamber. The design provides effective protection against film fogging during cassette handling.
Patent DE-2447366-A1 (DE)
Title: Nonslip coating for crockery - consisting of temp. resistant silicone rubber
IPC: A47G19/10
Filed: 1974-10-04
Abstract: A vessel has a non-slip coating of high-temp. resistant silicone rubber, pref. applied to the underside rim or parts thereof. Non-slip treatment is suitable for crockery without affecting appearance, withstands, temps. and is not destroyed by dust etc.
Patent DE-2448155-A1 (DE)
Title: Reply analyser for signals of various frequencies - has amplified signal passed on to frequency changer detector and shaping circuit
Inventor: TANAKA KOICHI
IPC: G07C13/00
Filed: 1974-10-09
Abstract: The reply analyser for analysis of reply signals of various frequencies received from many sources comprises a sensing circuit, a receiver oscillator, for producing signals of periodically changing frequency, a frequency changer, for mixing signals received with signals of oscillator, and changing of the signal frequencies into a sensing intermediate frequency, amplifier for extraction of the fixed frequency and thus for separating the reply signals, a shaping circuit for shaping output and intermediate frequency amplifier into impulse form, a counter for counting the impulses arriving at the shaping circuit. The purpose is to produce a cheap analyser which pick up signals of many frequencies without any manual operation of the switching systems.
Patent DE-2455102-A1 (DE)
Title: Weatherproof tabletennis table with iron tabletop - has fluid sprayed on back for extra bounce in playing surface
Inventor: NEUMANN RUDOLF
IPC: A47B25/00
Filed: 1974-11-21
Abstract: The weatherproof table tennis table comprises an iron plate which has threads or rivet holes by means of which it can be screwed or riveted onto a support frame, with the holes being covered by the playing surface. The back of the sheet iron is sprayed with a fluid which then sets to allow the tennis ball to bounce much better. Reinforcement struts are provided on the frame for extra fastening stability.
Patent DE-2455980-A1 (DE)
Title: Switch for monitoring two-circuit brake systems - has a switching chamber with contacts and is suitable for motor vehicle brake system circuits
Inventor: PRCHLIK JIRI
IPC: H01H35/34
Filed: 1974-11-27
Abstract: The switch chamber is surrounded by a cup-shaped casing with an insulating plate with contact pins at one end, and with a threaded neck at the other. A switching rod with counter contacts is provided in the chamber. A diaphragm clamped in the casing separates the contact chamber from the threaded neck. One end of the switching rod passes through an extension of the above insulating plate, while its other end passes through a hole in the threaded neck. The diaphragm (29) is produced directly on the plastic switching rod (17), with a snap-action zone (29b) between the clamping area at the housing (14) and the rod, so that the rod is held in one of the two end positions determined by stops.
Patent DE-2456505-A1 (DE)
Title: Arrgmt for connecting material strips - using channels and interlocking hooks
Inventor: DIRKSMOELLER HERMANN
IPC: F16B5/06
Filed: 1974-11-29
Abstract: The arrangement is used to connect strips of e.g. woven material. One of the strips is attached to a strip of profile material which has two U channels along the edges. The end of one of the legs of the 'U's has a narrow strip which is parallel to the main strip. The second strip of material is attached to a strip which has a number of protrusions which are spaced at regular intervals. The protrusions which are provided with hooks can be pushed into the channels on the mating strip. The hooks on the protrusions fit behind the strips on the legs of the U so that the two strips interlock when pushed together, while they can be easily pulled apart.
Patent DE-2500829-A1 (DE)
Title: Rotary work-holding clamp - sets work piece to cut-off angle with parallel motion linkage
IPC: B23D51/04
Filed: 1975-01-10
Abstract: The clamping unit applies to mitre cutting on horizontal bandsaws and hacksaws. Workpieces are loaded in one direction for any angle. The rotary base (10) turns on the machine base (14). The end (3) of lever (1) is grounded to machine base (14). The end (2) links a plate (4) on the workpiece setting jaw (5). Jaws (5)(6) turn on the blocks (7, 8) respectively. Clamp rotation (15) moves the linkage (16), holding the setting jaw (5) parallel to line a-b to which the workpiece is laid. The jaw (6) adjusts (17) by screw (11) and handwheel (13) to hold the workpiece. Working space is saved when loading.
Patent DE-2505416-A1 (DE)
Title: Electrophotographic copier using toner powder - using toner powder which is electrostatically attracted to the latent image and fused on it
Inventor: RAU FRITZ DR
IPC: G03G15/20
Filed: 1975-02-08
Abstract: The arrangement concerns an electrophotographic copy image, which when developed is transferred on a final copy support. It has further a flashlamp periodically ignited for consecutive, partial fixing of the whole copy by the lamp radiation. The flashlamp (6) capacitor (LK1), is in a low resistance charging circuit, and the lamp is triggered by a no-voltage switch (NSS) at the instant of mains voltage zero crossing. A switch (a) disconnects the mains at the latest at the instant when the instantaneous voltage value during the half-period following the tripping has reached that of the voltage across the capacitor.
Patent DE-2509500-A1 (DE)
Title: Heater for air cooled engine - uses exhaust gas loops to heat water jacket which is pumped through interior heater
Inventor: OSIANDER MICHAEL
IPC: B60H1/20
Filed: 1975-03-05
Abstract: The air cooled engine is fitted with a special exhaust manifold in which the exhaust gases are ducted through a set of coils in a water jacket. The water is heated and is then pumped through the interior heaters. This provides a simple heat transfer from the engine to the car interior. The system is easily fitted to existing cars and provides a rapid heating of the water. It can be adapted to fit different engine layouts.
Patent DE-2509715-A1 (DE)
Title: Heat exchanger made from light alloy - has elliptical tubes for cooling liq. for reducing exchanger size
Inventor: KLUCK ERWIN
IPC: F28F9/16
Filed: 1975-03-06
Abstract: The heat exchanger made from light alloy has parallel tubes for the liquid. The ends of the tubes are connected to liquid containers by plastics expansion of tube ends. The parallel tubes have elliptical cross sections and these tubes are arranged so that the major axes of the tubes are parallel to the flow direction. These tubes are arranged into staggered rows and the cooling ribs are firmly connected to elliptical cross section tubes to ensure good heat dissipation. The cooling area is increased due to elliptical cross section of tubes in comparison with cooling area of round pipes and hence this heat exchanger has smaller size for similar performance.
Patent DE-2516505-A1 (DE)
Title: Encapsulation for thyristors mounted on rotor of machines - consists of sealed housing which is coaxial with rotor with large number of sub-housings each of which is individually sealed
Inventor: MOHRMANN EGON
IPC: H02K11/042
Filed: 1975-04-15
Abstract: The encapsulation, for thyristors and diodes etc. mounted on a fire-proof machine's rotor, consists of a sealed closable housing resistant to electrical breakdown and enclosing all the electronic components (5, 6). (The housing may also consist of several sub-housings each of which is sealed and protected within its own right). The housing, or subhousings, encircles the rotor shaft (1) and has the components mounted radially on its inner surface. The advantage lies in the encapsulation's not increasing the size of the machine, and in being simple to manufacture and in protecting the components from the effects of centrifugal force.
Patent DE-2520849-A1 (DE)
Title: Magnetically operated metering pump - with precision piston stroke adjustment and self operating pump suction and delivery non return valves
Inventor: STEHMER KLAUS
IPC: F04B53/10
Filed: 1975-05-10
Abstract: Metering device for liq. and pastes of the type on which a medium in a calibrated cylinder is ejected by a piston, comprises a cylindrical chamber in which a piston with adjustable stroke is displaceable and is connected via first and second valves with a feed and discharge connection for the medium to be metered. Offers a means of making repeated deliveries of accurately metered quantities in the chemical, pharmaceutical and dye inds.
Patent DE-2521752-A1 (DE)
Title: Sound and heat insulated double glazing - has elastic sealing with double suction extensible spacer between two panes
Inventor: PADE GUENTER JULIUS ANDREAS
IPC: E06B3/28
Filed: 1975-05-16
Abstract: The sections (19, 20) forming the spacer (18) between the panes (2, 3) of glass have three articulated links or hinges (19). The spacer (18) is placed in the cavity (22) of the rubbery, elastic sealing (4) which has two suction-parts (5, 6) to form a double-suction piece. The sealing (4) is applied to the double-glazing (1) between the base-pane (2) and the extra pane (3) by applying pressure to bring the spacer (18) and sealing (4) together. The spacer is then pulled apart, so that the sealing (4) is enlarged in its centre, hollow part, and thereby increasing the vacuum between the two panes (2, 3).
Patent DE-2524679-A1 (DE)
Title: Headphones with sound appearing from front - has speakers located at front or uses deflectors
Inventor: LEPPER WILHELM DR ING
IPC: H04R1/10
Filed: 1975-06-04
Abstract: The headphones have their sounds appearing to come from the front instead of the rear as with existing headphones. This can be achieved in either one of two ways: by locating the loudspeakers towards the front of the ear cups and directing at the ear; or by locating the loudspeakers at right angles to the ears and deflecting the sound forwards by means of flat or curved baffles located inside the ear cups.
Patent DE-2530825-A1 (DE)
Title: Linings of polyvinylchloride for electrolytic cells - are sprayed in successive layers on mould walls and hardened off
Inventor: SUSENBURGER WILHELM
IPC: C25B9/00
Filed: 1975-07-10
Abstract: Seamless interchangeable claddings of PVC for the inside surfaces of electrolytic cells, are produced by spraying a PVC paste on the walls of a preheated mould corresp. to the inner cavity of the cell. The layer of paste is then hardened as normally by heating and the still hot cladding is removed from the mould and folded for shipment. The PVC paste is pref. applied in >2 layers separately, to the mould walls, each layer being briefly prehardened at gelling temp. Process cheapens the cost of the cells for copper and zinc electrolysis, and eliminates energy losses due to short circuiting as well as other leakages. through the seams of the lead lining. A more viscous material with less plasticiser can be used than for casting a lining. There are no joints and there is no danger of damage as when plaster of Paris has to be scraped off with wood or metal tools.
Patent DE-2530936-A1 (DE)
Title: Fire resistant window pane retainers - are heat insulated by shaped cover units of heat resistant metal
Inventor: ORTMANNS GUENTER DR RER NAT
IPC: E06B5/16
Filed: 1975-07-11
Abstract: The window, with increased fire resistant capacity has glass panes in a heat-resistant frame, fixed to prevent their detachment under the influence of heat by inorganic materials which soften, under heat, to exert an adhesive effect. Resilient-shaped strips of two metal layers with different coefficients of expansion can instead be used. The retaining battens or shaped-section units for the panes are heat-insulated by cover sections made of heat-resistant metal, set at an interval from the panes. A mineral insulating substance may be fitted in the hollow space between retaining unit and cover section.
Patent DE-2534691-A1 (DE)
Title: Sewage channel system for covering large area - has small bore channel fed through tanks with valves and pumps
Inventor: FARRELL R PAUL
IPC: E03F3/00
Filed: 1975-08-02
Abstract: The sewage removal system serves a number of buildings. This system uses pipes of relatively small diameter. These pipes do not have to be placed at an inclination but they can follow the shape of the terrain. No lifting station or syphons are used for transfer of sewage. Between the main sewer and a sewage disposal point is fitted a collection tank. The larger particles in the tank content are comminuted. The pump on the outlet end of the cuting arrangement ejects sewage under considerable pressure. This pump delivers the sewage under pressure to a feeder point through a nonreturn valve. An antisyphon nonreturn valve enables entry of air into the outlet pipeline.
Patent DE-2551682-A1 (DE)
Title: Fuel injection pulse duration - is computed by full adder, m stage parallel shift register and exclusive OR:gates
Inventor: BUSSE WOLFGANG DIPL ING DR
IPC: G06F7/504
Filed: 1975-11-18
Abstract: The computational circuit determines the fuel injection pulse period for an internal combustion engine. The pulse duration is modified by a correction factor based upon such parameters as engine speed, and intake vacuum. a full adder stage (1) receives a serial input and generates an output over an EXCLUSIVE - OR gate (7b) to a shift register input (2). The shift register consisting of M stages is clocked at a predetermined frequency (fs). The shift register cycles at a rate of fB = fs/M to generate an output that is transmitted to the full adder stage. A O or 1 signal to the EXCLUSIVE - OR gates (7a, 7b) causes the process to add or subtract. The output from the circuit (S1) is of frequency proportional to the binary input.
Patent DE-2558837-A1 (DE)
Title: Separator for greasy sludge in meat processing - has travelling slide for removing grease settled on top of water
Inventor: BIRKMAIR MARTIN
IPC: E03F5/16
Filed: 1975-12-27
Abstract: The waste sludge (fats or oils, water and heavy solids) is allowed to rest in a container connected to a waste supply until oil and grease is collected on the surface and the solids have settled. The fat is removed from the top and water is drained. The solids are then removed. The container has a slide pushed between water and grease for collection and removal purposes. This slide is moved on a frame which travels on two parallel edges of teh container.
Patent DE-2559309-A1 (DE)
Title: Yoga couch with horizontal axis pivotable supporting board - tiltable into any oblique up to vertical position with head down with slipping prevention
IPC: A61H1/02
Filed: 1975-12-31
Abstract: Yoga couch comprises a supporting board which can be pivoted within a frame about a horizontal shaft (3). A braking drive is mounted for tilting the shaft with variable power input into any oblique or even vertical position with head down, and holding it there. The braking drive may comprise a hand brake with a braking lever (5) which can be operated by the person on the couch, allowing him to adjust infinitely the power input. Pref. the couch is driven by an electric motor with reduction gears, which acts on the pivot shaft via a V-belt. The motorised drive can be operated by the person on the couch by remote operating cables. The controls prevent the user from slipping in case of imperfect balance.
Patent DE-2603742-A1 (DE)
Title: Rectangular shadow mask for colour CRT - consists of perporated thin metal sheet with bent edge fitting over frame of thicker metal
Inventor: ROEDER DIETER DIPL PHYS
IPC: H01J29/07
Filed: 1976-01-31
Abstract: The rectangular shadow mask is for a colour c.r.t. and consists of a perforated thin metal sheet with a bent edge. This edge fits over a frame made of a thicker metal. It is fastened to it in several places. The edge has holes or recesses while the frame has fastening elements for holding the shadow-mask in the tube. The holes or recesses in the shadow-mask's short side edge form strips supporting the shadow-mask and run parallel to each other and to the symmetry plane. They run in the middle part of the long side parallel to the symmetry plane, but slope progressively towards the mask corners.
Patent DE-2606691-A1 (DE)
Title: Personnel paging system in wristwatch - gives notice of telephone call by transmitting alphanumeric signal for display
Inventor: BLUETHGEN BJOERN
IPC: G04G21/00
Filed: 1976-02-19
Abstract: The personnel paging system transmits alphanumeric signals to e.g. a wristwatch (11). The wristwatch then replace the time indication with a text (22) that informs the wearer that he is wanted on the telephone. The alphanumeric signals are transmitted from a central unit and stored by the wristwatch. The time indication is interrupted at periodic intervals and the store contents read out onto the display in place of the time. The wristwatch may be replaced by any other form of clock.
Patent DE-2607108-A1 (DE)
Title: Display method for movable cross-section images - uses ultrasonic cross-section image method
Inventor: KRETZ CARL DIPL ING
IPC: A61B8/14
Filed: 1976-02-21
Abstract: The object is irradiated by a switchable multiple ultrasonic head, and echoes of sound pulses emitted by individual senders of the head are received and displayed on a picture screen at points corresponding to their points of origin. The multiple ultrasonic head, or an element carrying its senders is oscillatingly moved in the cross-section image plane w.r.t. the object and the echoes are displayed in the instantaneous positions of the activated senders. In a realization the sonic head housing is firmly coupled to a drive motor (19) rotating a crank shaft (20). The crank engages in a slot (21) of a counter weight (22).
Patent DE-2614489-A1 (DE)
Title: Horizontal fluidized bed gasifier - with side slots in trays of successive sections between partitions on alternate sides
Inventor: HEEK KARL HEINRICH VAN DR
IPC: C10J3/56
Filed: 1976-04-03
Abstract: A fluidised-bed gasifier for a throughput of coal or coke and steam at high pressure is composed of several tubular shells, sepd. by partitions. Fluidised bed trays in each section have longitudinal slots along alternate sides; the solids and the gas travel from one to the next tray through separate passages. Coal and gasifying agent enters at one end plate, and ash and crude gas leave at the other. This saves steam because this is only needed for the first section, the other using crude gas. The flue dust is gasified in subsequent sections and only that from the last section needs to be collected.
Patent DE-2621444-A1 (DE)
Title: Dismantling method for current transmitting units - using magnetic induction at right angles to units to develop forces overcoming inherent ones
Inventor: IOFFE BENYAMIN ALEXANDROVITSCH
IPC: B23P19/02
Filed: 1976-05-14
Abstract: The dismantling method is for assembled units which have been employed in current transmission. The assemblies are brought into a magnetic alternating field and are so orientated that certain parts (I1, I2, I3, etc) on dismantling are removed in a right-angled direction to the vector of the magnetic induction. The field frequency and induction (B) are adequately selected for the development of the forces to overcome the inherent forces in the parts of the units (I1-I6). The direction of the vector (B) of magnetic induction on dismantling is modified in a plane vertical to the direction of removal of the parts.
Patent DE-2626152-A1 (DE)
Title: Button drilling and turning machine - with rows of collets set equidistant radially to machine several studs simultaneously
Inventor: TIEMANN HEINRICH
IPC: B29C39/02
Filed: 1976-06-11
Abstract: A drilling and turning machine for buttons has a rotating workpiece holder with collets for buttons and cutting tools. The latter can be set in specific positions, the collets being rotated by a device and moved in steps round the axis of that device. The collets set in rows at axial intervals and at radially equidistant angles, project from a cylindrical mounting. The cutting tools are set at intervals around the mounting, although fixed axially they can be moved radially to the mounting, and the collets hold the tool stationary. The machine has a large output because several buttons can be machined simultaneously.
Patent DE-2626601-A1 (DE)
Title: Building roof column replacement method - couples truss to three:hinge portal then using jacking method
Inventor: SMIT HIDDE
IPC: E04G23/02
Filed: 1976-06-14
Abstract: The method allows a building having a roof with two sloping sections supported by portal trusses and columns to be converted to a column free layout. During and after the conversion the external shape of the building remains intact. The member of each truss is coupled to the horizontal member of a three-hinge portal span having columns running outwards at an obtuse angle to the horizontal member, and also converging towards each other at an obtuse angle. The assembly is then jacked up for a short distance and the load transferred to the support points of the three-hinge portal.
Patent DE-2633465-A1 (DE)
Title: Pipe connector with two screw caps - clamping the flanged ends of two pipes with a plastic lining, to obtain corrosion resistant joint
Inventor: SCHEIBER WERNER DR
IPC: F16L58/18
Filed: 1976-07-26
Abstract: Corrosion resistant joints are made between two metal pipes which have an internal lining of plastic. The end of the metal pipes is beaded outwards to form a curved flange; and the inner surface of the flange is pressed against the projecting joint ring surface of a connector by a cap nut; the connector is made of corrosion resistant material. The cap nut applies a high pressure, forcing the plastic lining of the flange against the ring joint. The flange is pref. made by clamping a funnel-shaped die round the end of the pipe and using hand levers to press a plug into the pipe end. The connector pref. has a plastic lining mating with the lining in the pipes. A reliable joint is made, which is completely covered by the plastic lining.
Patent DE-2634659-A1 (DE)
Title: Tantalum or niobium metal powder prodn. - by reacting metal salt with reducing agent
Inventor: VARTANIAN HAIG
IPC: B22F9/24
Filed: 1976-08-02
Abstract: A Ta or Nb metl powder with a high capacitance is produced by homogeneously mixing particles of a salt of this metal with a molten reducing agent, the reducing agent coating the particles of the salt, increasing the temp. to 100-500 degrees C. to initiate an exothermic reaction, continuing with stirring, maintaining the reaction products, except the metal obtd. in the reaction, at their m.pt. by heating for >=15 mins., stirring for at least the initial part of this period so that large-size reaction products are almost continually broken up and a homogeneous mixt. of reactants and reaction products is obtd. and after cooling the metal powder is removed. The powders are used to produce sintered anodes for capacitors using solid or liq. electrolytes.