baber/WOPTO huggingface dataset:
Patent DE-2709716-A1 (DE)
Title: Arc welding appts. - having arc welding burner and its supply pipe suspended from trolley to reduce wt. carried by worker
Inventor: AUER RUPERT
IPC: B23K9/133
Filed: 1977-03-05
Abstract: Arc welding appts. has a power supply located in a casing fitted with a lid on which an electrode wire feeder is fitted. The lid can be tilted upwards and locked in an inclined plane. The lid is pref. fitted with a stop rail against which feet on the feeder rest so the latter cannot slide down the sloping lid. The feeder is pref. a hand trolley contg. a spool of welding wire and a wire feeder; and a flexible pipe carrying the wire and electric power etc. to the burner is fitted on the trolley. The trolley pref. also includes a handle from which a spiral spring is suspended to hold the flexible pipe. Most of the wt. of the burner and its flexible supply pipe is taken by the trolley, so the human holding the burner has only to guide the latter without the fatigue involved. with the total wt. of burner and pipe.
Patent DE-2710454-A1 (DE)
Title: Immunogical adjuvants for weak vaccine antigens - are (2)-acetamido-deoxy (D)-glucopyranosyl (D)-propionyl (L)-alanyl (D)-glutamic acid esters and (D)-isoglutamines
Inventor: AUDIBERT FRANCOISE
IPC: A61K39/39
Filed: 1977-03-10
Abstract: 2-(2-acetamido-2-deoxy-3-O-D-glucopyranosyl)-D-propionyl-L-alanyl- -D-glutamic acid esters and 2-(2-acetamido-2-deoxy-3-O-D-glucopyranosyl)-D-propionyl-L-alanyl- -D-isoglutamine of formula (I) are novel cpds. (where R1 = -OCnH2n+1 or -NH2; n = 1, 2 or 3; R2 = O-CpH2p+1 and p = 0, 1, 2 or 3 with the condition that p - O when R1 = -NH2). Cpds. (I) are anti-infectious agents and immunological adjuvants used to stimulate an innumitary response in a host to bacterial, viral and parasitory infections and against different tissular antigens. When using (I) it is not necessary to use a particular admin. medium e.g. for injectable solutions it is not necessary to have an oil phase. (I) may be administered by oral, parenteral (injection) or scarification methods or by application to mucous tissues. (I) have low toxicity and are well tolerated when administered parenterally to mice at 100 mg/kg and rabbits at 5 mg/kg. Their admin. with weak vaccine antigens is claimed.
Patent DE-2722810-A1 (DE)
Title: Pneumatic thread catcher - has cutter and stop cock which cuts of air flow to catcher suction tube and injector tube at the same time to cut air loss
Inventor: VEHLING ERNST
IPC: B65H51/16
Filed: 1977-05-20
Abstract: In parent patent, pneumatic thread catcher has a suction tube forming a thread guide which is connected to a suction source thorugh the intermediary of two annular sets of axially spaced bores disposed at the end of the tube remote from the inlet. In this addn., the pneumatic thread catcher has a stop cock which passes through the bores of the suction tube and compressed air supply tube inducting suction in the tube. Used for cutting threads at tube inlet. Waste of air flow is prevented.
Patent DE-2729221-A1 (DE)
Title: Roller-mounted cupboard units for dormer recesses - has telescopic side support rails adjusting to different height measurements
Inventor: RANGE PAUL
IPC: A47B46/00
Filed: 1977-06-29
Abstract: The telescopically adjustable rails which are to form the lateral guides for the cupboards or chests are attached to the walls which divide up the individual cupboard units. The cupboard units are mounted on rollers and the cupboards can be used to fill up any awkward-shaped recess. Since the cupboards are mounted on rollers they can be radially pulled out from the front so that even the smallest compartment at the back becomes easily accessible.
Patent DE-2734186-A1 (DE)
Title: Railway gable-bottomed wagon unloader flap seal - is inverted U=shaped elastic profile vulcanised between steel bars
Inventor: KIEWITT GUENTER ING GRAD
IPC: B61D7/22
Filed: 1977-07-29
Abstract: The elastic profile (1) is U-shaped, open downwards. It is vulcanised in position between steel rail-shape bars (3) on both sides. One bar forms the sealing edge on the saddle section (7), while the other is fitted with threaded bolts (8) for attachment to the flap (6). The arms (2) on the profile may be aligned parallel on the outside and sloped towards the stem piece (4) on the inside. Walling sections (5) may be vulcanised in between the arms. This combines the durability and form consistency of metal with the pliability of a softer elastic material.
Patent DE-2738978-A1 (DE)
Title: Directional circuit for two unified electret-capacitor microphones - provides control to give desired variable directional properties
Inventor: BORE GERHART DR
IPC: H04R3/00
Filed: 1977-08-30
Abstract: The directional circuit alters electronically the directional characteristics of an electret-capacitor microphone. Two microphones, each having roughly kidney-shaped directional characteristics, are combined into one assembly sharing one electrode. The LF output voltages from the microphones (amplified if necessary) are combined in a way that produces the desired directional characteristic. Each microphone is coupled to an impedance converter (12, 13), one of which has a phase shifter (14) at its output to rotate the phase of the signal by 180 deg. The phase shifter can be switched in and out as required.
Patent DE-2746030-A1 (DE)
Title: Washing appliance for hopper-like containers on railway trucks etc - has movable wash head fitting through base opening of container
Inventor: TROENDLE PETER
IPC: B60S3/00
Filed: 1977-10-13
Abstract: The wash head carries supports the rotary-driven elongated wash head which was at one end a water outlet system inserted with the wash head horizontal into one of the side base openings of the container which is to be washed. After entering the interior of the container the carrier can be swivelled 90 deg. so that the wash head can be moved into its upright position whereupon the wash process is carried out. The individual parts can be locked for movement into their work position and since the wash appliance no longer has to be moved over the upper edge of the container the process is simplified.
Patent DE-2749919-A1 (DE)
Title: Electric toaster for bread rolls or slices - has rows of holes to allow hot air to pass around sides of rolls
Inventor: WALLNER HEINRICH PROF
IPC: A47J37/08
Filed: 1977-11-08
Abstract: A toaster is designed to toast bread rolls as well s slices. It has its upper surface (AD) provided with two longitudinal slots to receive slices of bread. There are rows of small holes (EH) which are arranged around the edges of the slots. When a bread roll is placed over one of the lots it is heated by the current of hot air from the elements (HK). The hot air flows through the small holes (EH), so that the sides and undersurface of the roll are toasted simultaneously. A sliding shutter (SB) is used. It blocks off the holes (EH) when slices of bread are being toasted.
Patent DE-2751151-A1 (DE)
Title: Flexible coupling for non-aligned shafts - has flexible longitudinal blocks with tapered ends accommodating coupling relative tilting
Inventor: TAENZLER HANS-ULRICH
IPC: F16D3/58
Filed: 1977-11-16
Abstract: The coupling has blocks made of elastic material, the coupling elements being held in the longitudinal slots of an internal part. The coupling members engage also with the longitudinal slots in the inner bore of the external sleeve. The coupling blocks have a middle length region of solid cross section. This part fills the slots completely. The end of these elements tapers so that deformation resistance of the blocks decreases. The gaps formed are used to ensure that material can deflect into these gaps when the outside sleeve tilts relative to the inner rotor.
Patent DE-2754423-A1 (DE)
Title: Fireplace with fresh air supply blower - has annular air duct and blower with control system by=passing fireplace
Inventor: PUETZ HANS
IPC: F23N5/18
Filed: 1977-12-07
Abstract: The fireplace has fuel metering arrangement and fresh air supply and waste gas ducting. A blower and a bypass flap are used for reducing the air throughput through the fireplace. The air throughput is held at constant values depending on the fuel throughput. The fresh air duct (14) encloses the flue gas duct (15). The blower (20) draws fresh air through the annular duct (14) and the bypass valve (32) ensures that the fireplace (21) is bypassed. The fireplace has fuel metering arrangement and the bypass valve (32) also bypasses the blower (20).
Patent DE-2808530-A1 (DE)
Title: Cattle hoof working tool - has handle which cab be moved on paring blade against stop face
IPC: A01L11/00
Filed: 1978-02-28
Abstract: The hoof-working device is for cattle and has a handle mounted on a paring blade holder. The handle can be moved on the paring blade (30) and a stop face (39) of the handle can be guided against a counter stop (22) of the paring blade. A shaft (21) is provided on the paring blade (30) as the holding mechanism and is enclosed by a slide casing (10) of the handle. There are also spring elements (49) on the blade.
Patent DE-2808549-A1 (DE)
Inventor: JAUDAS EUGEN
IPC: A63C11/22
Filed: 1978-02-28
Abstract: The safety loop (15, 16) is fixedly connected to a holder (13), by means of which it can be releasably fixed to the head (4) of the ski-stick handle (1) with a snap-fit effect. As a result of this measure, reliable releasing of the loop (15, 16) in the event of danger and also simple re-attachment of the loop (15, 16) are guaranteed. <IMAGE>
Patent DE-2809004-A1 (DE)
Title: Wire grinding machine with double grinding belt - has belt held against wire fed through tube through centre of rotating drum
Inventor: FORNACH KURT
IPC: B24B21/02
Filed: 1978-03-02
Abstract: The wire grinding machine has a rotary drum(3) with a hollow spindle(10) through the centre, through which the wire is passed. Inside the drum are three pulleys(13, 15) around which a double grinding belt (16) passes, forming a triangle. The vertical side of this triangle is then forced against the travelling wire. Alongside the point of entry of the wire inside the spindle is a jet(27) which sprays cooling water onto the wire. The distance between the two parallel grinding belts can be adjusted. The double belt can be forced against the wire by rollers(24) mounted on a hydraulically or pneumatically operated spindle(22). The grinding belt can be driven by V-belts.
Patent DE-2809655-A1 (DE)
Title: Load-cell for precision weighers - uses strain gauge elements to measure shear forces in loading beam
Inventor: HAEFNER HANS W ING GRAD
IPC: G01G3/14
Filed: 1978-03-06
Abstract: The load-cell arrangement, esp. for precision weighers, consists of a T-beam or rectangular load arm (7) having rectangular recesses (11) in both vertical sides some distance from the end. The steel beam is bolted to a support block (17) by means of two vertical bolts (16). A single bolt at the outer end allows coupling to the load (18, +P). On each side of the thin web formed by the recesses are mounted upper and lower pairs of strain gauge elements (13, 13'). These are arranged symmetrically about the vertical and horizontal neutral lines running through the beam. The force line (K) joining the applied force point (+P) and the reaction force point (-P) runs through the support web. The shear forces thus set up are detected by the strain-gauge elements.
Patent DE-2810603-A1 (DE)
Title: Thermally insulated external building wall - has two thickness slotted building blocks and double layered dry rendering panels
Inventor: KWIATKOWSKI HERBERT DIPL ING
IPC: E04G21/20
Filed: 1978-03-11
Abstract: The external wall is built semi-automatically using vibrator mortaring carriage. The wall has slitted perforated building blocks of two thicknesses, with an integrated window roller shutter hood and a double-layer dry rendering panel. This permits retention of transmitted heat, and promotes economy in heating energy by reduction of temp. differentials. The building blocks pref. have a loadbering zone, approx. 24 cm thick, with four or five rows of slits and a non-loadbearing zone with continuous vertical channels. This improves heat insulation and acoustic conditions and reduces risk of subsequent wall damage.
Patent DE-2812387-A1 (DE)
Title: PCM TDM exchange conference connections - form sum of codeword and data words, stores total, determine priority and transmit message without codeword
Inventor: LUTZ KARL ANTON DIPL ING
IPC: H04M3/56
Filed: 1978-03-21
Abstract: Total sum codewords are formed from PCM words corresponding to parties to the conference. They are intermediately stored, and when a further such PCM word appears in the corresponding time slot in the preceding frame, it is delayed and subtracted from the others. Partial sum words are sent to the subscriber whose conference component they do not contain. Partial sum codewords are in addition added to the PCM word whose appearance caused its transmission to a subscriber. The new total sum codeword is again stored in the delay unit (VZ) which is in parallel with the information store (SI).
Patent DE-2814387-A1 (DE)
Title: Movable frame for bed - has motor driven transverse shafts with pivoted arms slidable in slots of frame side members
Inventor: SMIRLE JAMES M
IPC: A47C19/04
Filed: 1978-04-04
Abstract: The movable bed frame ultilizes a first pair of arms, residing in a common plane, attached to each other at one end by a shaft, pivotably secured to a pair of legs, slidably fixed to a bed frame. A second pair of arms are similarly pivoted and joined together to a pair of bed frame legs located adjacent the headboard end of the frame. The free ends of the arms engage slots located in opposed side members of the frame. Electric motors are rotatably coupled to the pair of shafts driving the arms so as to cause the h ead end or the foot end of the bed frame to move independently of one another relative to a supporting surface for the legs.
Patent DE-2815654-A1 (DE)
Title: IC engine fuel flow measurement and control system - has flow detector butterfly valve with pressure difference amplified and communicating with valve to open servo mechanism
Inventor: KIMATA KEI
IPC: G01P5/14
Filed: 1978-04-11
Abstract: Flow of fuel into internal combustion engine of motor vehicle is measured and controlled by a servomechanism to maintain constant fuel to air ratio. Flow of fuel in an intermediate chamber causes pressure difference to be developed in the Venturi tube (22) located in a bypass (21) for flow detector butterfly valve. This pressure difference is amplified (20) and an orifice (23) in the amplifier communicates (24) with a chamber (C) in a valve opening the servomechanism (4). This compares pressures in the chamber such that low differences allow the flow detector valve opening mechanism (3) to operate.
Patent DE-2820749-A1 (DE)
Title: Reciprocating piston IC engine - has air or oil-water emulsion admitted via non-return valve into exhaust duct behind exhaust valve
Inventor: FRANKE WALTER
IPC: F01N3/34
Filed: 1978-05-12
Abstract: The combustion engine comprises at least one cylinder with a reciprocating piston (78), crankshaft (76) and inlet and exhaust (7, 29) controlled by valves (3). The inlet takes in air whilst the cylinder head has a fuel injector, or alternatively a carburettor (79) and ignition plug (80, 82). Downstream of the exhaust valve (3), a fluid feed line (14) with non-return valve (22) enters the exhaust duct (7). The point of entry is immediately behind the engine block (2) in the centre of the duct within reach of the combustion flame front, the fluid entering in a direction with the exhaust flow. The fluid may be air or an oil/water emulsion.
Patent DE-2822380-A1 (DE)
Title: Frost protected fire extinguisher - has cylinder containing elastic bag with foam producing agent connected to rising pipe inside cylinder
Inventor: BENDER DIETER ING GRAD
IPC: A62C13/00
Filed: 1978-05-23
Abstract: The fire extinguisher has a built-in foam producing agent container arranged so that a uniform dosing of the foam producing agent into the stream of water is ensured. The extinguisher consists of pressure cylinder (1) with a valve assembly comprising release handle (5) operating valve assembly (9, 11) and length of elastic hose (7) with nozzle (8). Inside is, a rising pipe (3) fitted to the outlet part of the valve assembly, with an elastic bag (2) on its upper part containing the foam-producing compound. The cylinder is filled with water under pressure from an air cushion above water level. When the handle is lifted, the valve opens the passage for water via the rising pipe. At the same time the elastic bag (2) is allowed to yield to the internal pressure and discharges its content into the water.
Patent DE-2823100-A1 (DE)
Title: Communication cable in metallic alloy sheath - has core which consists of well conducting wires covered by at least two magnetic layers insulated from each other
IPC: H01B11/14
Filed: 1978-05-26
Abstract: The communication cable consists of a core surrounded by a sheath and consisting of insulated wires with a well conducting inner part and an outer cover of a magnetic material. The outer cover (5) consists of at least two layers (6, 7) of magnetic material insulated from each other, produced by chemical evaporation or spraying, and covering the whole wire length. The total thickness of all layers depends on the required relative permeability, and does not exceed 20 mum.
Patent DE-2827322-A1 (DE)
Title: IC engine fuel vaporisation system - delivers fuel onto ultrasonic oscillation surface during intervals between excitation periods
IPC: B05B17/06
Filed: 1978-06-22
Abstract: The system vapourises liquids by means of an ultrasonic oscillator, onto whose surface the liquid is delivered. The oscillator (3) is intermittently excited, the liquid being delivered onto the oscillatory surface (4) during the intervals between excitation at least. The system can be used with liquid fuels for internal-combustion engines, excitation taking place during each intake stroke and fuel delivery between these strokes. The excitation phase can be shorter than the interval. Fuel can be intermittently sprayed onto the oscillatory surface from a solenoid-operated injector nozzle in the opposite side of a mixing pipe.
Patent DE-2836098-A1 (DE)
Title: Offset printing press sheet insertion mechanism - has grips in cylinder trough interchangeable via slots in guide plate
Inventor: RAES KARL
IPC: B65H9/06
Filed: 1978-08-17
Abstract: The mechanism gives accurate insertion of sheets in a rubber-to-rubber rotary offset printing press printing on both sides, having side and front stops and a guide plate from the latter ending shortly before the printing zone and in the tangental direction of this zone. A grip mechanism is accommodated in the trough of one rubber cylinder. The grip mechanism (11) moves in the trough (8) in such a manner in relation to the rubber cylinder (4) that the grips are interchangeable via slots in the guide plate (23), so as to engage with a sheet (18) when this is precisely in the rest position against the front stop (17), the grip supports (31) being roughly at the level of the sheet table (12). As the grips re-accelerate to the cylinder peripheral speed and simultaneously retract to the level of the periphery, they are guided so as to follow the line of the guide plate, their supports being at the level of the latter or above it.
Patent DE-2843791-A1 (DE)
Title: Monolithically integrated logic circuit with FETs - has operating and reference potentials applied through FETs controlled by auxiliary signals
Inventor: HELLER HEINZ P
IPC: G11C5/14
Filed: 1978-10-06
Abstract: The inputs of the FETs are signal controlled and the circuit is supplied with a first operating potential and a second, reference potential. The first and the second potentials (UDD, USS) are applied to the logic circuit (VS) through FET'S (F1, F2) controlled by an auxiliary signal (AU, EN) each. The signal (AU) controlling connection of the first potential (UDD) is separated by a time interval from the control signal (EN) for the second potential (USS). Signal application to the control inputs (SF) of the logic circuit is permitted only when the connection to the second potential (USS) is blocked.
Patent DE-2843891-A1 (DE)
Title: Electric appts. wiring accessories - have square operating element with round projection held by friction in socket recess
Inventor: GIERSIEPEN HELMUT DIPL ING
IPC: H02G3/14
Filed: 1978-10-07
Abstract: The accessories are switches, push-buttons etc. They have an angular, esp. a square operating element with a projection. There is aframe surrounding the operating element and holding it in a recess, and a socket in which the electric components are mounted. The socket is covered by the operating element and the frame, with the operating element held in the socket by its projection. The operating element (13) projection (27) is held by friction in the socket (10) and the frictional contact surfaces of the projection (27) and the socket (10) are circular.
Patent DE-2844403-A1 (DE)
Title: Sequential-calling remote control system - uses substations with no signals to transmit pass-received call signals which eventually reach station with signals to transmit
Inventor: BIZER WERNER DIPL ING
IPC: H04Q9/00
Filed: 1978-10-12
Abstract: A central station (1) communicates with substations connected to a communication channel in parallel for monitoring and in series for control. A calling telegram for spontaneous signals sent from the central station is addressed to a certain substation or in common to all substations. When a substation has no spontaneous signals, it retransmits the signals so that the call from the central station reaches a substation with spontaneous signals. This station receives the call and sends its spontaneous signals to the central station. Only after this has been carried out, the substation (US1) retransmits the call to the next substation (US2).
Patent DE-2853888-A1 (DE)
Title: Friction coupling for timepiece drive wheel - uses U=shaped spring engaging drive shaft with arms fitting around adjacent to ends
Inventor: SHIMA MASAO
IPC: G04B13/02
Filed: 1978-12-14
Abstract: The friction coupling uses a U-shaped spring (8) which fits around a shaft (7) fitting into the central hole of the toothed drive wheel (6), so as to project along the axis of the latter. The spring (8) is attached via retaining means to the surface of the drive wheel (6) at a distance from its centre, so that the two arms (8a) fit around the shaft (7) adjacent their ends. Pref. the spring (8) is retained via a pin (6c) and a notch (6d) projecting from the surface of the drive wheel (6) and defining a gap into which the base (8b) of the spring (8) fits, the spring arms (8a) held by a collar (6a) fitting over the shaft (7).
Patent DE-2900881-A1 (DE)
Title: Flame-resistant thermoplastic bituminous molten compsn. - contg. highly chlorinated long chain chloro-hydrocarbon(s) improving flame resistance (NL 15.7.80)
Inventor: ROEBEN HERMANN
IPC: C08L95/00
Filed: 1979-01-11
Abstract: The compsn. having a wide plastic temp. range comprises (a) 5-50 (10-40) esp. 15-30% of a predominantly amorphous poly-alpha-olefine mixt. with a viscosity value J or 5-400 (20-200) esp. 30-100 cm3/g and >60, pref. 70-100% ether-soluble fraction and about 100% heptane-soluble fraction; up to half, and pref. up to 25% of this olefins may be replaced by an elastomer; (b) 5-50 (10-40) pref. 15-25% of a hydrocarbon oil opt. contg. a drying oil; this can be a polybutene oil or a distn. residue from the prepn. of cyclododecatriene, or a mixt. of the two; (c) 20-85 (40-70) pref. 50-60% of a bitumen; (d) 1-15% of a chloroparaffin contg. 48-58% Cl and/or an aromatic bromo cpd.; (e) 0.5-10 pref. 1-5% of a flame-proofing agent; (f) 0-40% of the usual additives; (g) 0-5, pref. 0.5-3% of a surfactant. The improvement is that instead of (d) above, there is used 1-10 (1-8) pref. 2-4% of a 15-30, pref. 18-25C chloroparaffin contg. >58% and up to 75% (59-73) pref. 65-70% Cl. Improved flame-resistant properties and the compsn. may be self-extinguishing. For use in the building and automobile industries and is caulking agents.