baber/WOPTO huggingface dataset:
Patent DE-2542901-A1 (DE)
Title: Sandwich type semiconductor device with controlled switching - has several groups of electric connections in each connecting pattern between two layers
Inventor: GARRETT JOHN MANSELL
IPC: H01L29/417
Filed: 1975-09-26
Abstract: The semiconductor device consists of at least four layers of alternating conductivity forming pn-junctions and a pattern of electric connections between each intermediate layer coupled to a gate electrode. Each pattern contains at least two groups of electric connections, one pattern group being provided near to the gate electrode. The connections of this group have relatively greater dimensions than those of the connections of the remaining groups. They are spaced from the gate electrode edge by a distance exceeding their dimensions. The remaining connections are of smaller dimensions but their numbers per surface unit are higher. The outer layers are provided with electrodes carrying the main current of the device, the gate electrode being provided on the intermediate layer.
Patent DE-2543021-A1 (DE)
Title: Retaining clip for rack mounted modules - locates on frame with boss located in module and screw clamps module in position
Inventor: KIRSCH MANFRED
IPC: H05K7/14
Filed: 1975-09-26
Abstract: A retaining clip enables rack mounted modules to be secured horizontally in a housing cabinet. The clip (1) is formed from hardened metal into a 'U' shaped profile with a spring characteristic. The end of the clip (4, 5) is flared to enable ease of location over the edge of the cabinet vertical frame members. A circular boss (6) is inset into one side of the clip and is soldered into position. The boss has an internal threaded hole (7) to receive a retaining screw, that can pass into a clearance hole (8). The clip is located over the edge of the frame and the boss locates in a clearance hole in the module. A screw secures the two together.
Patent DE-2543224-A1 (DE)
Title: Seal between machine components - has lip joined to one end of rectangular main portion and accommodating ring
Inventor: CARLSON SVEN NATANAEL
IPC: F16J15/32
Filed: 1975-09-27
Abstract: The seal has one or more rings of elastic material between the components, one of which encloses the other, each ring having a main portion fitted to one of the components and a lip protruding from it, bearing against the other component. The main portion of the ring (10) is rectangular in section, and the lip triangular (11). The lip extends radially, being joined to the main portion along one edge of the latter, while there is a gap parallel to the ring axis separating the rest of it from the main portion. Alongside this a gap is provided to accommodate a supporting or wearing ring.
Patent DE-2545041-A1 (DE)
Title: Tunnelling shield deflection system - has interposed cylinder divided obliquely into eccentrically rotating tumbler discs
Inventor: EBRECHT WILHELM
IPC: E21D9/06
Filed: 1975-10-08
Abstract: The tunnelling shield deflector and steering system can angle the shield relative to the main tunnel axis. A cylindrical tube interposed between the shield (16) and the tunnel tube lining (1) is divided between its end-faces in a plane oblique to the centre axis of the cylinder. The tumbler disc (4, 10) thus formed, together with the vertical base surfaces (4, 10) on their casings, can rotate on the tunnel tube or shield as appropriate, and also on one another. These rotation movements are produced with concentric rotation between the disc surfaces (4, 10) and tunnel tube or shield. The drive produces eccentric rotation between the two discs themselves such that the disc linked to the tube (1) revolves round a pivot towards its thickest point.
Patent DE-2545260-A1 (DE)
Title: Assembly head for threaded screw - has spot of quick setting wax applied for retention before final tightening
Inventor: BREHM BERND
IPC: B23P19/06
Filed: 1975-10-09
Abstract: The procedure is used for screw assemblies, where loose items have to be attached to screw shafts before the screws are fitted and tightened. A spot of quick-setting substance, such as sealing wax is applied to the shaft to keep in place the loosely threaded-on-item and prevent loss during the manipulation prior to the actual fitting and tightening. The screws arrive at the station where they are fitted with the loose items still on. When the screws are tightened, the brittle spot of the hard setting substance chips off in the course of the tightening of the screw.
Patent DE-2552033-A1 (DE)
Title: Lifting reach increasing mechanism for loader - has automatically released tilting mechanism held in guides on loader arm
Inventor: MEY HANS
IPC: E02F3/34
Filed: 1975-11-20
Abstract: The front or rear loader with hydraulic actuation arrangement ensures relatively high loading rach. The loading arm front bearings support a loading tool which is tilted automatically in filled state and the loading arm is rotated in relation to the automatically tilting loading tool on upwards and downwards swivelling. The locking arrangement (10) is pivoted on a support able to slide in a guide profile (17, 18) held on the loading arm (3). The sliding takes place in a circular track about the pivoting axis of the loading tool (8) and the actuating lever system (24), is linked to the support. The locking arrangement is automatically released for tilting.
Patent DE-2557688-A1 (DE)
Title: Improving the smoking qualities of tobacco - by treating tobacco leaves' spines with an alkali hydroxide before mixing with tobacco leaf and processing
Inventor: SCHOSTECK HORST
IPC: A24B15/28
Filed: 1975-12-20
Abstract: The alkali hydroxide (I) may be NaOH, KOH or esp., LiOH. The amt. used depends on the form of the tobacco, if the spines are present as small pieces, the pref. amt. of (I) used is 0.1-3 wt.% (based on total tobacco wt.), whereas if the spines are powdered and formed into a sheet, the pref. amt. is 2.5-5 wt.%. (I) is applied by simply spraying it as an aq. soln. and dring the thus-treated tobacco. The treatment by (I) effects a reduction in CO content, condensate yield, cilia activity, overall smoke activity, an increase in the no. of draws, the smoke pH value, nicotine transfer and the tobacco's equilibrium moisture.
Patent DE-2558612-A1 (DE)
Title: Stiffening system for thin transparent plastic sheets - with almost circular cross channels contg. stainless steel arranged at intervals
IPC: F24S10/50
Filed: 1975-12-24
Abstract: A weather-proof transparent plastic sheet has at least one stiffening channel which contains a further stiffening component bonded to the sheet. Construction provides good stiffness for thin sheets, e.g. thin polycarbonate can thus be used for roof lights with maximum light transmittivity. The sheet has parallel stiffeners at intervals of 15 cm. these are slit stainless steel tube sections which reflect heat. The sheet itself is e.g. "Makrolon" (RTM) 1 mm thick and is shaped into channels on top which contain the metal stiffeners. The channels are almost circular so that their edges almost meet. From those edges the sheet curves gently upwards. The stiffeners are compressed for insertion into the channels which they fit tightly, they also curve longitudinally upwards the centre of the sheet The ends of the profiles are pressed flat and are welded on to a flexible steel band first, before they are welded to the frame. The section is suitable for use as transparent roofing sheet with the stiffeners running downwards.
Patent DE-2609215-A1 (DE)
Title: Sectional fish trap basket - has two parallel base plates and cylindrical sides with main and end piece
Inventor: BEREGARD KNUT
IPC: A01K69/08
Filed: 1976-03-05
Abstract: The sections forming the fish-trap can be made of plastic mesh or plastic-coated metal mesh. The two base-plates (1) are oblong with rounded, short sides. The two sides (2) are cylindrical, at right angles to the base-plates (1) and of flexible material. Each side (2) is made up of a semi-circular main piece and an end-piece protruding inside the main piece. The two sides are placed in reverse position so that the side (2b) of the main piece with the side of the end-piece (2a) of the other side forms a funnel-shaped, outward-tapering passage (5) through which the fish pass into the trap but by which they are unable to go out. Each trap has two passages (3).
Patent DE-2619077-A1 (DE)
Title: Non twist mechanism for fishing reel - has oscillating spool with line guide pivoted at sides
Inventor: KATT ANTON
IPC: A01K89/01
Filed: 1976-05-03
Abstract: The fishing reel incorporates a non-twist mechanism with a hand-operated crank (9) which rotates the reel. The reel is positioned on the device so that during the rewinding process, the axis of the line spool (13) is brought into a position crosswise to the axis of the fishing rod, the reel rotating and simultaneously oscillating. The fishing line (72) coming from the tip of the rod is diverted in its direction shortly before the reel, so that the deflector point (12a) remains constant. The fishing line (12) does not leave the guide eyelet (11a) in a horizontal or vertical position at the vertex of the line guide clam (11).
Patent DE-2619810-A1 (DE)
Title: Continuous toothpaste mfr. - by coarse mixing of metered constituents, air removal by vacuum and mixing
Inventor: BERENTS ALWIN ING GRAD
IPC: B01F3/12
Filed: 1976-05-05
Abstract: Toothpaste is produced continuously by mixing the powdery and liq. components at atmospheric pressure roughly in the exact desired proportional compsn. Air entrained in the mixt. is removed by applying a vacuum. Immediately after the vacuum treatment the mixt. is finely homogenised. This replaces conventional intermittent batch processes by a continuous process. The new system requires little appts. and saves labour. It ensures the prodn. of a precisely proportionated, airfree toothpaste of high quality.
Patent DE-2624736-A1 (DE)
Title: Coordinating system for piston engine - has guides in cylinder head to accommodate T-shape, cavity and cross configuration pistons
Inventor: WILDNER LEANDER
IPC: F01C9/00
Filed: 1976-06-02
Abstract: The coordinating system is for a piston engine or pump having a piston of T or cross configuration with a series of cvities. The head is divided into transverse cavities, having half circular cutouts to receive bearing shells in the dividing walls between the cavities. The cylinder head and engine block components clamp together to hold the piston an dothe rmoving parts. The walls of the enclosing parts are hollow to provide passages for cooling air and induction and exhaust gases. Lubrication passages are also provided. The shape of the head cavities is dependent upon which of the many possible piston configuration is used.
Patent DE-2631409-A1 (DE)
Title: Air heating system for compression ignition engines - has inlet manifold burner and heat distributor for remote air intakes
Inventor: REID DAVID L
IPC: F02N19/08
Filed: 1976-07-13
Abstract: The induction manifold (32) outer longitudinal wall end contains a burner (36) with a suitable air and fuel supply to preheat the combustion air for start and cold running purposes. A hea distribution is provided in order to pass the heat evenly to the more remotely positioned air intakes. The heat distributor takes the form of a channel (44). The channel has an intake (46) close to the burner. The channel outlet (48) is positioned at the most distant air intake ports (12). The heated air from the distributor channel flows parallel to the air induction into the intake ports (12). The burner is positioned between the front two induction ports (14, 16) and the greater port of the air intake comes from the super charger cooler to give a mixture of heated and cold air.
Patent DE-2635440-A1 (DE)
Title: Toilet flushing cistern with metered outlet - has lever system and valve for partial or full draining
Inventor: ROHRWASSER HANS W
IPC: E03D1/14
Filed: 1976-08-06
Abstract: The toiler flushing cistern has standpipe overflow cap for indirect water draining by vacuum from high level flushing cistern. The flushing water is metered by relatively simple means for water saving purposes. The overflow cap (f) has venting value (1) for regulating water flow quantity. This valve is opened by the water supply float valve (i) by means of the level on which it is suspended at a given lever arm length. This stops the water outflow at required water level. Full draining is ensured by continuing the actuation of the lever system e, d when water is drained through bottom valve (b).
Patent DE-2637313-A1 (DE)
Title: Heat insulating partition - for coke oven chamber repairs with joined sections suspended from ceiling girder on rollers
Inventor: KNAPPSTEIN JOHANNES DR
IPC: C10B29/06
Filed: 1976-08-19
Abstract: A heat insulating partition for use during repairs on hot walls of coke oven chambers is composed of individual sections, consisting of carriers made of steel rolls and enclosing several layers of heat insulating mats. These partitions are tied to each other outside the chamber by steel wire and are inserted in the chamber clse to the wall to be protected and away from the wall to be repaired. These partitions are easier to handle than the conventional partitions of up to 17m length and 8m height which have to be pulled in by the coke pushing machine. They are lightweight and have an improved lagging capacity.
Patent DE-2637609-A1 (DE)
Title: Rubber sleeved grenade protection case - has outer sleeve doubled over to form good seal and protect against shock and damp
Inventor: ANNERFALK KARL-ERIK
IPC: F42B39/00
Filed: 1976-08-20
Abstract: The protective container for a grenade (5) is designed to exclude moisture, and protect the propellant charges (7) from damage. It has an inner tube (1) of plastics or cardboard with a strong base (2). Around it is a rubber sleeve (3) with a cone shaped front end (4). The rear of the inner tube has grooves (8) near the closed end, to locate the rubber sleeve. When the grenade is inserted, the outer end of the rubber sleeve is doubled over, ensuring a good seal. The outer end of the inner sleeve has radial slots (10) along it. An alternative design has a rubber sleeve with strengthening and sealing rings around both ends.
Patent DE-2639264-A1 (DE)
Title: Dental air or water dispenser - has finger actuated metering device and heater controlled by throughflow sensor
Inventor: WIESER ALFRED
IPC: A61C1/00
Filed: 1976-09-01
Abstract: Dental instrument for dispensing a medium e.g. air and/or water comprises a finger pressure-actuated metering device (4-6) and a heater (16) for the medium. The medium is maintained at constant temp. by a sensor (20) which measures throughflow quantity and of which the output signal controls the output of the heater. Pref. the sensor is located upstream of the metering device and outside a handpiece (1) of the instrument, and the heater is located downstream of the metering device. The sensor pref. consists of a chamber (21) in which a metal body can be displaced by the medium against the force of a spring (25), and which is at least partly surrounded by an electrical coil (26).
Patent DE-2640573-A1 (DE)
Title: Air purification appts. for use with solar energy store - comprises water condenser and waste gas removing filter supported by light gas in surrounding pipes
Inventor: EGGERT ANNI
IPC: F24S90/00
Filed: 1976-09-09
Abstract: The air purifying appts. removes impurities as atmospheric air is drawn in through air inlet openings, passed through a water condenser (2) and/or a waste gas removal filter and then through air outlet openings. A hose system can be filled with a gas whose specific weight is less than air. The hose sections (4) are encased by corresponding pipe sections containing several intake openings (5) and are provided with solar cell elements so that the energy from the sun can be utilized or stored. The volume of the hose system is such that when filled with gas the entire apparatus with all the accessories canh be floatingly suspended in the air. By providing several intake openings in the casing of the pipe sections the speed of the complete air intake current is reduced and turbulence avoided.
Patent DE-2643322-A1 (DE)
Title: Car seat headrest cover - has plastic sealing strips which close off cover opening once fitted
Inventor: BUTZ EUGEN OTTO
IPC: B60N2/48
Filed: 1976-09-25
Abstract: Cover for vehicle head rest has an elongated opening through which the head rest is inserted. The opening is closed by one-piece plastic sealing strips which engage over the opening in the transverse direction. Each strip has a single row of locking elements consisting for example of pins with enlarged heads arranged along one strip which engage in recessed holes in the other strip. The surface of each strip which engaged with the cover material can in part have a serrated profile. Both the cover and the sealing strips can be made of weldable, pref. high-frequency weldable PVC being used.
Patent DE-2647056-A1 (DE)
Inventor: HALBACH BENJAMIN
IPC: H01B7/00
Filed: 1976-10-19
Abstract: The heating cable comprises at least one bare resistance heating conductor arranged on a flexible core (4) and an insulation which surrounds the core (4) together with the heating conductor. The heating cable (1) has a predetermined length with a heating conductor section (2) and at least one PTC thermistor section (3) which merges continuously into said heating conductor section. The core (4) is produced as a flexible plastic strand (4a) in the region of the heating conductor section (2), and as a litz wire (4b), made from wires which are good conductors of electricity, in the region of each of the PTC thermistor sections (3) which feed and remove current. Each end of the plastic strand part (4a) is permanently firmly connected to the relevant litz wire part (4b) of the core (4) by means of at least one ferrule (11). The maximum cross-sectional dimension of the ferrule (11) in the compressed state is approximately equal to that of the unpressed core (4). The heating conductor and the insulation (9) extend over the entire length of the heating cable (1), including each PTC thermistor section (3). Breakage of conductors and damage to insulation, as well as breakdowns in the connecting region between the current-feeding PTC thermistor (3) and the actual heating cable are reliably prevented. Continuous and trouble-free operation of a heating element fitted with the heating cable is very reliably guaranteed. <IMAGE>
Patent DE-2651259-A1 (DE)
Title: Fastener for temporary fixing brush head to handle - uses rotary cam to force parallel cranked handle prongs apart to engage brush head holes
Inventor: WEIHRAUCH GEORG
IPC: B25G3/24
Filed: 1976-11-10
Abstract: The fastener may be used in the demountable fixing of a brush head onto a handle. A two pronged terminal is provided at the base of the handle, and various fastener mechanisms may be used to displace the prongs into the brush head holes. The prongs may terminate in short square returns. The returns either converge or diverge, and the prongs are displaced in the direction of the returns to engage brush head sockets. The fastener mechanism may utilise a rotating cam or a sliding cursor to effect the desired relative displacement of the prongs.
Patent DE-2656501-A1 (DE)
Title: Mounting for current distribution bus=bar on support rail - has support rail clamped between two insulating supports with bus=bar attached to bolts
Inventor: KRAFFT HENNING ING GRAD
IPC: H02G5/02
Filed: 1976-12-14
Abstract: The system is designed to fix a current distribution bar to a carrier rail by means of an insulating support. The insulating support (10) consists of two elements (11, 12) between which the carrier rail (14) is placed and fixed. The current distribution bar (13) being fixed by bolts (15) into slots on top of the element (11) of the insulating support (10). The carrier rail (14) is made from metal and can be of flat L or U shaped bar. The element (11) of the support (10) has slots in its under face into which projections (17) on the other element (12) engage. The carrier rail (14) has similar slots to those in the element (11) through which pass the projections (17) of the element (12).
Patent DE-2700460-A1 (DE)
Title: Radio support for bicycle - has magnet mounted on clamp and steel plate on rear of radio
Inventor: PANDEL ROLF
IPC: B62J11/00
Filed: 1977-01-07
Abstract: The radio clip for the bicycle has a flat circular magnet screwed to a clamp which fits on the bicycle frame. A steel plate fitted to the rear of the radio completes the fitting. The radio can be fitted to the machine in seconds and can be arranged to provide max. reception. It can be fitted to any type of vehicle frame and allows the radio to be removed when the machine is parked.
Patent DE-2701120-A1 (DE)
Title: Tubular refrigerator operating with liquefied gas - has vapour feedback to channel middle section with adjustable slot nozzles
Inventor: SOECKNICK ERHARD ING GRAD
IPC: F25D3/11
Filed: 1977-01-13
Abstract: The tubular refrigeration or material inert making arrangement uses liquefied low boiling temperature gas. The material is passed through the tube after material completion. These materials can be foils or profiles. The thermal losses are greatly reduced and the liquefied gas is used with high efficiency for treatment purposes. The inlet (1) and outlet (2) are double walled chamber provided with connections for supply of liquefied gas and for removal of evaporated gas. The evaporated gas removal pipes are connected to the inner part of the middle section (3) of the refrigeration system. The pipes to this middle section are connected to slots at right angles to movement direction of the material. Outlet direction of slots can be varied.
Patent DE-2703282-A1 (DE)
Title: Prepn. of anhydrous sodium dithionite - by reacting sulphur di:oxide with sodium formate and sodium hydroxide, in aq. organic medium with addn. of methyl formate
Inventor: KIENER VOLKER DIPL CHEM DR
IPC: C01B17/66
Filed: 1977-01-27
Abstract: Anhydrous sodium dithionite is prepd. by the action of SO2 on NaOOCH in excess and NaOH in a reaction medium formed of H2O and an organic solvent. Methyl formate is also added to the reaction mixt. in a proportion which is =15 wt. % w.r.t. the organic solvent, and pref. when the reaction mixt. contains >=66% of the theoretical amt. of SO2 to be used. The molar proportions of NaOH and SO2 do not exceed the ratio 1:2. The process gives increased yields of a purer and more stable sodium dithionite, with a better granules size distribution. Pref. the initial reaction mixt. contains all the NaOH required in the form of an aq. soln., possibly contg. a part of the NaOOCH and/or the SO2. The remaining NaOOCH and SO2, as well as the cH3OOCH, are then added to this initial reaction mixt.
Patent DE-2709196-A1 (DE)
Title: Compressed air toy gun - has pressure bar with reinforced end portion having capillary air tubes
Inventor: KOCH ROLF
IPC: F41B11/00
Filed: 1977-03-03
Abstract: The toy gun has a barrel with tubular core for the missile etc. A pressure bar (2) is inserted in the core (6), having a reinforced portion (4) at the end with capillary air tubes. The bar can be shorter than the barrel, and the reinforced portion can be divided into several sections. The missiles used can be of rubber or plastic, and the reinforced portion can be of dia. such as to fit in the bore. The bar can be equipped with a hand grip (3). The risk of accidents is greatly reduced, since the toy can only be used with muscular power, and thus not by small children.