baber/WOPTO huggingface dataset:
Patent DE-2739905-A1 (DE)
Title: Nose bridge pad glued on spectacle frame - made of a silicone resin resistant to perspiration and compatible to human skin
Inventor: BONONI WALTER H
IPC: G02C5/00
Filed: 1977-09-05
Abstract: In the parent patent a pad for mounting upon the bridge portion of a spectacles frame for rendering the wearing of spectacles more comfortable is made of a homogeneous material, has a smooth, solid surface, is resistant to ageing, abrasion-resistant in use, can be firmly bonded to materials normally used for mfr. of spectacle frames, and has Shore-D hardness 10-20 (according to DIN 53505). In this addn. silicone resin "SYLGARD" (RTM) No 186 by Dow Corning is claimed. This material is physiologically compatible with the human skin, resistant to perspiration and will not harbour bacteria. It can be mass-produced.
Patent DE-2747059-A1 (DE)
Title: Spice grinding mill including grinding cone - is on drive shaft inside grinding ring and has fineness adjustment piece
Inventor: ZIMMERMANN HUBERT
IPC: A47J42/04
Filed: 1977-10-20
Abstract: The mill for grinding spices, for use in kitchens and dining-rooms, incorporates a grinding cone (4) which moves axially in relation to a grinding ring (3), so that the gap between (9) them can be adjusted to the degree of fineness required. A drive rod (5) is pivot-mounted together with the grinding cone (4), inside the adjustment piece (6), which is threaded inside the drive part (2). The adjustment piece (6) can be turned axially, whilst the grinding ring (3) is fixed inside the container which is pref. cylindrical. An oblong or round opening (28) in the side of the container enables it to be filled, and has a circular closure piece (7).
Patent DE-2750940-A1 (DE)
Title: Power press with two work stations - has interconnected mechanism to feed strip and remove workpieces using spring-loaded ejectors
Inventor: SELLE ERNST
IPC: B21D43/05
Filed: 1977-11-15
Abstract: Two work stations (Sto) and (Stl) are installed side by side on the common baseplate (6) of a power press. Steel strip from a common source is fed alternately to the dies (2, 3). As each punch (21, 22) presses out a workpiece it is ejected by the spring loaded ejectors (23, 24) onto the suction heads (30, 31). The suction head is mounted on spring loaded rods which are actuated by the cams. The cam shafts are mounted on a common shaft and driven at half the speed of the mechanism which feeds the steel strip alternately to the work stations (Sto) (Stl).
Patent DE-2804610-A1 (DE)
Title: Fine granular material easily fluidised or pneumatically conveyed - by low frequency vibrations esp. produced by electromagnetic vibrators
Inventor: DANZ HERBERT DIPL ING
IPC: B01J8/40
Filed: 1978-02-03
Abstract: A method of producing fluidisable powdered masses of finely granulated materials in vessels during the course of conentional fluidising and homogenizing or transporting processes consists of subjecting the powder to mechanical pulses of frequency 25-150 (40-80) Hz. It is found that by applying pulses to the material in this way the disturbing effect of the electrostatic field in particles of different sizes is eliminated and the material flows freely.
Patent DE-2815794-A1 (DE)
Title: Dental wax mixt. - contains refined paraffin, neutral microcrystalline hydrocarbon wax, neutral hydrocarbon resin and polyethylene wax
Inventor: HANNES HEINRICH
IPC: A61C9/00
Filed: 1978-04-12
Abstract: Dental wax mixt. consists, by wt., of (a) 30-45% fully-refined paraffin contg. 0.5% oil and having m.pt. 54-56 degrees C (b) 8-25% neutral, plastic, micro crystalline hydrocarbon wax having m.pt. 68-72 degrees C, (c) 20-30% neutral hydrocarbon resin having m.pt. 90-100 degrees C and (d) 24-35% polyethylene wax having m.pt. 95-100 degrees C. Adhesive kneading compsns. are obtd. which can be re-used by dentist until an exact denture pattern is achieved.
Patent DE-2817362-A1 (DE)
Title: Dialling keyboard for telephone instruments - has matrix of conducting strips, with elastic arms at crosspoints operated by keys
Inventor: GEESE ALBERT
IPC: H01H13/70
Filed: 1978-04-20
Abstract: The keyboard has a mechanical contacting device consisting of conducting strips arranged in a matrix in two parallel planes, crossing each other at right angles. Keys allocated to crosspoints can be pressed down at a right angle to the matrix. The conducting strips have terminals for direct connection with an electronic coding circuit board. An elastic contact arm (9), is made in one piece with at least one of the two conducting strips (1, 4) at each crosspoint. The two strips are connected by it when a corresponding key (8) is pressed down.
Patent DE-2820779-A1 (DE)
Title: Spray pump for electric steam iron - has outlet valve formed by tongues cut in resilient seal between cylinder wall and nozzle
Inventor: WUENSCH ALBRECHT DIPL ING
IPC: D06F75/22
Filed: 1978-05-12
Abstract: The pump is particularly intended for the spray device in an electric steam iron. It comprises a cylinder (4) with piston (7) operated by push-button operated by push-button (2), an inlet line (1) to the cylinder bottom with valve (6), an outlet bore (14) in the lower end of the cylinder wall and a spray nozzle (20). A resilient seal (16) is arranged between the outer cylinder wall and an element (18) which contains the nozzle and an outlet valve. On the outlet side of the valve there are ducts (22) formed by grooves in an insert (21) leading to the nozzle outlet. The outlet valve pref. consists of tongues formed by incisions in the resilient seal (16).
Patent DE-2823547-A1 (DE)
Title: Positioning system for rotating type wheels - has permanent magnets and Hall generators for position coding using combined signals to represent particular displacement
Inventor: BOEHM HARRY
IPC: G01D5/14
Filed: 1978-05-27
Abstract: The positioning system esp. for type wheels, comprises an electro-magnetically operated pawl arm (4) which engages with slots in the type wheel or other rotating mechanism (1). The wheel has groups of permanent magnets (2) around its periphery at certain angular displacements. These operate in conjunction with a group of Hall generators (3) to provide position-coded signals. The position detection method uses four Hall generators so that the combined signals represent a particular angular displacement, and thus position, of the wheel. The Hall outputs are fed to trigger and logic circuits. The output of the logic circuits control drivers which actuate the pawl electromagnets so that the wheel is locked in the desired position.
Patent DE-2828210-A1 (DE)
Title: Door panel fabricating machine - has receiver table coupled by conveyor to tipping table and extractor
IPC: B27M3/00
Filed: 1978-06-27
Abstract: The machine separates boards dovetailed along the edges from a bundle and assembles them into a continuous surface together, being particularly for use in manufacturing doors. The bundle is placed on a first work table, the boards being separted from it by a conveyor and placed together with their dovetailed edges against each other. In line with the first table is a table tipping upwards with an extractor mechanism working in the lengthwise direction of the bundle. The lowermost board is transported into a second work table, joining its leading edge onto the trailing one of the previous board.
Patent DE-2829589-A1 (DE)
Title: Loudspeaker array for high quality sound reproduction - has number of electrodynamic speakers distributed over surface of baffle
Inventor: KLAPPROTH LUDWIG DIPL PHYS
IPC: H04R1/40
Filed: 1978-07-05
Abstract: The acoustic baffle (1) has a number of bass loudspeakers (2) distributed over its surface, and at least one medium (3) and one high frequency loudspeaker (4). A dividing network (5) provides signals in the appropriate frequency ranges to the loudspeakers. The bass loudspeakers are open, electrodynamic types, whose membranes move in phase. The array can be free-standing. It radiates as an acoustic dipole, giving a wide, stereophonic listening zone. The dimensions of the individual loudspeakers are chosen to give an almost flat frequency response.
Patent DE-2833830-A1 (DE)
Title: Dry pressed clay blanks - are kept in mould under vacuum during filling process in roofing tile mfg.
Inventor: HAESSLER ANDREAS
IPC: B28B3/00
Filed: 1978-08-02
Abstract: The process produces dry pressed clay blanks, partic. roofing tiles profiled on one or both sides. During the filling of the space between the mould halves with clay, this space is kept under vacuum. The halves can be kept upright during filling, the clay being delivered from the top via one of the narrow sides. Air canbe blown into the mould between it and the blank on opening. The system avoids air bubbles in the clay and allows it to be compressed to a greater degree, with consequent increase in strength.
Patent DE-2834271-A1 (DE)
Title: Additional equipment for commercial central heater - has distribution chamber attached to fossil-fuel burner to shut off internal room air inlets and make connection to outside of building
Inventor: GROTT FRANK
IPC: F23M9/00
Filed: 1978-08-04
Abstract: The equipment is for use with central-heating furnace burning fossil fuel already installed in a building and having a combustion chamber air inlet, together with one from a heat exchanger to give greater efficiency. A distribution chamber is fixed to the furnace to shut off the inlets from the ambient air, enclosing the furnace and connected to the atmosphere outside the building. The connection incorporates one or more lengths of conduit (18) with an inlet (21) outside the building (40). There is a hole in the distribution chamber (17) for connection of the conduit, which includes a damper plate (23) inside the conduit.
Patent DE-2840533-A1 (DE)
Title: Car radio or TV receiver - has two tuners, one of which continuously searches for stronger signal whilst other drives output amplifier
Inventor: WELLHAUSEN HANS ING GRAD
IPC: H03J1/00
Filed: 1978-09-18
Abstract: The radio or television receiver has two or more parallel HF/IF parts with shared switchable automatic tuners, or separate automatic tuners, whose LF outputs can alternately be connected via a controlled changeover switch to the output amplifier. The changeover switch is controlled by a comparator whose LF inputs are coupled to the LF outputs of the HF/IF parts and whose control inputs receive signals describing the field strengths of the transmitters to which the HF/IF parts are turned. The comparator causes the switch to connect the output amplifier to that HF/IF part having the strongest signal but receiving the same programme.
Patent DE-2842601-A1 (DE)
Title: 2-Chloro-4-tri:bromo:ethyl-cyclo:butanone derivs. - prepd. from substd. butyryl chloride and olefin, used as insecticide intermediates
Inventor: MARTIN PIERRE DR
IPC: C07C45/45
Filed: 1978-09-29
Abstract: New cyclobutanone derivs. of formula (I) are prepd. by reacting a new butyric acid deriv. of formula Br3CCH2CHClCOCl (II) with an olefin of formula CH2=CR1R2 (III) in presence of an organic base. The obtd. new cpd. of formula (IV) is catalytically rearranged to give (I): In the formulae, one of R1 and R2 is Me and the other is H or Me, or R1+R2 is 2-4C alkylene. (Ie are intermediates for insecticidal 2-(2,2-dibromovinyl)-cyclopropane carboxylic acid derivs.
Patent DE-2853081-A1 (DE)
Title: Plastics carrier bag forming and stacking appts. - includes clamp adjacent welding and severing station which clamps each bag near its base weld to allow subsequent folding
Inventor: LEHMACHER HANS
IPC: B31B160/10
Filed: 1978-12-08
Abstract: The appts. for making, folding and stacking carrier bags comprises a conveyor for feeding successive leading end portions of a flattened plastics tubular web (5) from a transverse welding and severing station (9) to a bag-mouth and carrying loop punching station (13). A folding station (15) is located between the welding and punching stations (9, 13) and has a folding blade (20) for transversely folding each bag. Conveyors (19) are trained around guide rollers (18) spaced apart to leave a gap (17) into which the folding blade (20) pushes each bag for moving them to a stacking station (27). A clamping attachment (22) is provided adjacent the welding and severing station (9) and remote from feed rollers (8), to clamp each bag near its base weld.
Patent DE-2853136-A1 (DE)
Title: Liq. surfactant concentrates
Inventor: MESSENGER EDWARD TURNSTELL
IPC: C09K23/00
Filed: 1978-12-08
Abstract: Aq. surfactant compsns. capable of forming a lamellar "G" phase at 23 degrees C are claimed. The compsns. comprise 20-50 wt.% H2O and >=5 (pref. >10) wt.% each of >=2 different surfactants selected from alkyl sulphates, alkyl ether sulphates, olefin sulphonates, alkylbenzenesulphonates, alkyl sulphosuccinates, alkanolamide sulphosuccinates, paraffin sulphonates, fatty acid carboxylates, alkyl ether carboxylates, alkyl phosphates, alkyl ether phosphates, alkylphenol sulphates, alkylphenol ether sulphates, alkylphenol ether sulphonates, fatty acid ester sulphonates, fatty acid sulphonates, acylsarcosinates and acyltaurines (where the alkyl, alkenyl or acyl gps. contain an av. of 8-22 C, ether gps. are glyceryl gps. and/or polyoxyalkylene gps. contg. 1-20 ethylene oxide and/or propylene oxide units)
Patent DE-2905871-A1 (DE)
Title: Telephoto lens for compact camera - has sliding internal mounting and pull out objective
Inventor: BEHR KARL-GUENTHER ING GRAD
IPC: G03B17/12
Filed: 1979-02-16
Abstract: A telephoto lens conversion for a compact camera has the additional ens inside the camera on a sliding mount to drop behind the objective when required. The objective is on a pull out fitting so that the relative positions of the two lenses is correct for the telephoto effect. The objective mounting has a spiral thread for the extension control. When pulled out by a set mount it enables the additional lens to slide into place. The integral mounting of the additional lens provides a simple conversion with no danger of loosing the lens.
Patent DE-2913475-A1 (DE)
Title: Safety interlock for sliding seat adjustment - has electrical circuit and monitor switch on locking ratchet to energise warning lamp
Inventor: FUSSNEGGER WOLFGANG
IPC: B60N2/08
Filed: 1979-04-04
Abstract: The safety interlock is for a sliding seat in a car and has a sprung lever (5) with holes (5) to fit over the ratchet teeth (2) on the floor fitted rail (3) to lock the seat position. An electrical microswitch (7) monitors the position of the sprung lever and operates a warning lamp (8) if the lever is not fitted over the ratchet teeth. The safety interlock provides a clear warning if the seat fitting is not fully secured. It prevents the vehicle being driven with an unsafe seat, which can slide forward in a collision. The warning indicator is fitted directly on to the seat release lever and requires no complicated adjustment.
Patent DE-2918538-A1 (DE)
Title: Alpha- naphthol prodn. from naphthalene - by sulphonation with sulphuric acid in the presence of acetic anhydride, reaction with molten alkali, and neutralisation with mineral acid
Inventor: ALIEV SACHIB MUSEIB OGLY
IPC: C07C39/14
Filed: 1979-05-08
Abstract: In a new process for the prodn. of alpha-naphthol, (a) naphthalene is sulphonated with conc. H2SO4 at 30-85 degrees C for 60-120 mins. in the presence of acetic anhydride in an amount of 0.5-1.5 mol per mol naphthalene; (b) the resulting 1-naphthalenesulphonic acid is melted 10-30 mins. at 180-285 degrees C with 3-4 molar proportions of alkali; (c) the resulting melt (consisting of alkali alpha-naphthalate and alkali sulphite) is mixed with a polar solvent and the resulting mixture is acidified with a mineral acid in an amount equivalent to the alkali alpha-naphthalate; and (d) alpha-naphthol is separated off from the resulting suspension. alpha-Naphthol is useful as an antioxidant for mineral and vegetable oils. It is also useful as an intermediate for azo dyestuffs and for the insecticide 1-naphthalyl N-methyl-carbamate. The yield of crystalline alpha-naphthol of 99.5% purity is 0.7-0.8 mol per mol naphthalene. The content of beta-naphthol is is not >0.5wt.%. Working up of the mother liquor gives further alpha-naphthol of purity 95-98% (contg. 2-5wt.% beta-naphthol) giving an overall yield of 95-98%. All steps of the process are carried out in homogeneous phase, and H2SO4 and alkali consumption are minimised.
Patent DE-2918814-A1 (DE)
Inventor: VOSSEN FRANZ
IPC: A21B3/13
Filed: 1979-05-10
Abstract: A foldable baking tin with a bottom (2) and side (3) and end (4) walls extending from it, which is cut from a web of cardboard with a coating of aluminium foil facing towards the interior of the tin. Outside the interior of the baking tin a folding tongue (6) of the bottom is folded up against the outer surface of the adjoining flaps, and the folding tongue consists of a central portion (9) with a gripping tab (8), and lobes (10) present on each side of the central portion and separable from it, which latter are connected with the flaps (5) by zones of opposed tear lines (14, 18) enclosing an angle.   <IMAGE>
Patent DE-2923378-A1 (DE)
Title: Magnetic separator for suspended particles in circulating fluid - in conventional or nuclear power plant
Inventor: HILLENBRAND BERNHARD DIPL PHYS
IPC: B03C1/033
Filed: 1979-06-08
Abstract: In the sepn. of small magnetisable particles from a flowing medium with multiple wire filters transverse to a magnetic field between upper and lower pole shoes, where the medium enters and leaves laterally and is uniformly distributed across the ends of the magnetic poles, the latter are movable relative to each other. The chamber has end projections affixed to the pole shoes, and the distributor system includes upper and lower annular chambers. The filter nets are held in inserts replaceably mounted in the filter space between the poles. The unit removes magnetic particles of various types, e.g. Fe3O4 or CuO down to below 1 micron from steam or coolant circuits. The circumferential fluid feed enables the pole extension to be brought into direct contact with the filter insert, producing a stronger field, or to be moved away to aid filter replacement.
Patent DE-2931730-A1 (DE)
Title: Fuel element storage frame support - by welded plates with cut=outs for frame feet
Inventor: KIMMER INGO ING GRAD
IPC: G21C19/07
Filed: 1979-08-04
Abstract: A supporting system for the storage frames of nuclear fuel elements is based on retainer plates which are welded to the sheet metal lining on the support girders at the bottom of the storage basin. The retainer plates have a cut-out for the foot at the base of each frame; they are welded to the lining with a welded seam which is several times longer than one diameter of a frame foot. This is a reliable means of protecting the stored frame against severe lateral shocks, for example during earthquakes.
Patent DE-2933573-A1 (DE)
Title: Visual field monitoring and processing system - uses video camera and computer to produce false colour rendering of black and white picture
IPC: G01J1/42
Filed: 1979-08-18
Abstract: The appts. is used for monitoring a visual field or for examination of a photograph. The photograph or visual scene is projected onto the screen or target element of a video camera by an optical system and is translated into a series of voltages which may be fed to a computer. The photograph or scene is in effect broken up into a raster of many points. The computer may convert black and white contrast differences into different colours to be shown on the screen of a colour TV set. The results may be recorded as a colour photograph. The system may be used with moving objects, e.g. a traffic scene in which an accident has occurred.
Patent DE-2939545-A1 (DE)
Title: Coin operated telephone equipment with delay circuit - for suppressing payment signals until minimum digit number is dialled
Inventor: JAENSCH HANS-JOACHIM
IPC: H04M17/02
Filed: 1979-09-28
Abstract: It is realised by suppressing the receive switch (EW) operation unitl a minimum number of digits have been transmitted by the dial or number selector (WV). A control circuit (ST) counts the digits, and sets the minimum number according to the type of call being dialled. This may be three for a local call, seven for a trunk call, or ten for an international call. On reaching the appropriate number a gate (G) is opened. The receiver (EW) is activated and switched through to the payment relay (KV) and to the caller (HSS). A payment impulse is now recognised and acted on. The circuit is pref. entirely electronic in order to eliminate mechanical parts which can cause errors, and to economise on space. As most coin operated telephones are already electronic the addition of the extra circuit presents no great difficulties.
Patent DE-2939671-A1 (DE)
Title: Permanent support for roof rack - has shaped studs passing through roof to roof frame of vehicle
Inventor: BOEMKE HARTMUT
IPC: B60R9/04
Filed: 1979-09-29
Abstract: The permanent support for a roof rack has a support stud (15) fitted through a hole in the roof and braced on the hollow box section (3) under the roof. The stud is threaded through the top and bottom walls of the box section and is secured by a flanged bottom end (16) sitting on a small hole and with a nut (17) on its threaded end. The middle part of the stud has a tapered flange (13) which sits in the top of the box section to spread the load. The protruding end (11) of the stud is threaded to take the roof rack.
Patent DE-2946660-A1 (DE)
Title: Blood sampler with needle and sample tube - having tube closed by screw cap with rim clipped diaphragm pierced by double end needle
Inventor: FEASTER WILLIAM
IPC: A61M5/178
Filed: 1979-11-19
Abstract: Blood sampler has a double ended hollow needle at one end of a hollow handle. A sealed blood tube at the far end can be pushed in for piercing by the needle etc. The tube is closed by a screw cap whose opening is closed by a sealing membrane clamped to this at the rim for piercing by a needle, through a hole in the membrane. The cap has clips to hold the membrane and the needle is eccentric to the holder with the membrane hole leaving a shoulder as seal between tube and cap. The holder pref. has a second membrane piercing needle coupled by a line to a suction hand bulb at right angles to the holder. The tube is not evacuated when capped but only by the second needle when this is connected to suction. Evacuating is switch controlled and the line between bulb and needle contains a valve to break and re-make the link to the tube when the bulb is pressed and released, resp.
Patent DE-2948026-A1 (DE)
Title: Hangar structure insulated dry underfloor - has galvanised sheet steel between chipboard panels on double cruciform bituminised panels
Inventor: ECKERT HANSPETER
IPC: E04F15/18
Filed: 1979-11-29
Abstract: Requirements of small coefficient of expansion and good heat and dampness insulation are optimally fulfilled by a dry underfloor in a large-area hangar-type structure, such as sports hall. It comprises a layer of bitumised insulating panels (4), laid in double cruciform pattern, with glued chipboard panels (5) laid on them. Galvanised steel sheet is cemented onto these, with synthetic resin adhesive. More chipboard panels (a), with tongue and groove bonding, are laid on this, the other way, and stapled through to the first chipboard panels with clamps (12) through the steel sheet.
Patent DE-2948619-A1 (DE)
Title: Safety locking device with key registers in u-shaped bar - has separate magnets operating in conjunction with electromagnet counter units on lock
Inventor: GLADITSCH JOHANN
IPC: G07C9/00
Filed: 1979-12-03
Abstract: The safety locking device consists of a key with registers and a matching safety lock. The key (1) consists of a bar with a U-shaped cross-section where the base (6) is much thicker than the side limbs. One end is shaped so as to fit into the key hole (4) of the safety lock (5). The registers of the key (1) consist of several separate magnets, which operate in conjunction with electromagnetic counter units (8,9) on the lock. The counter units are formed by electromagnetic switches and resistors whose values depend on the magnets. The functions of the switches and resistors in the circuit are additive.