baber/WOPTO huggingface dataset:
Patent DE-2607134-A1 (DE)
Title: Prefabricated concrete vertical shaft section - has slide provided at vertical access shaft for relief of back pressure
Inventor: REIFF ALOIS
IPC: E03F5/02
Filed: 1976-02-21
Abstract: The lower shaft section consists of a pre-fabricated concrete section with a wall, a base, supply- and outlet apertures for the connection of pipes, and control shafts, consisting of pre-fabricated sections. The concrete section (10) has a back pressure element (24), associated with an outlet aperture (18). The element may be adjusted either for a complete clearing, or a back pressure sealing. It is formed as a slide (24), held on both longitudinal sides in guide members (26), fastened to the inside of the walls.
Patent DE-2611599-A1 (DE)
Title: (2)-Alk(en)yl-sulphonyloxy-phenyl carbamates - useful as insecticides and acaricides
Inventor: ROHR WOLFGANG DR
IPC: A01N47/22
Filed: 1976-03-19
Abstract: Carbamates of formula (I) are new. In the formula, R=n- or branched 1-6C alkyl, 1-4C haloalkyl, or n- or branched 2-4C alkenyl. They are prepd. e.g. by reacting CH3NCO with the appropriate 2-(R-sulphonyloxy)-phenol at 20-100 degrees C. (I) are pesticides with greater insecticidal and acaricidal activity than known cpds. of similar structure. In an example 2-methylsulphonyloxyphenyl-N-methylcarbamate was prepd. from CH3NCO and 2-methylsulphonyloxyphenol. Specific cpds. (I) are (I) where R = CH3, CH2Cl, C2H5 or iso-C3H7).
Patent DE-2619660-A1 (DE)
Title: Butenediol prepn. from butyne diol - by selective hydrogenation using palladium metal catalyst treated with carbon monoxide
Inventor: WOOD ANDREW SINCLAIR
IPC: C07C29/00
Filed: 1976-05-04
Abstract: Process for preparing butene-2-diol-1,4 (II) comprises partially hydrogenating butyne-2-diol-1,4 (I) in an inert solvent (pref. water), in the presence of a catalyst contg. carbon monoxide-treated metallic palladium. Catalyst is pref. on an inert support (e.g. Al2O3, SiO2 or C) and pref. contains 1-10 (esp. 2-5) wt.% of the CO-treated Pd.
Patent DE-2623208-A1 (DE)
Title: Piano sound resonating chamber - has adjustable louvres and baffles under player's control to alter tone
Inventor: PHILIPP MARTIN
IPC: G10C3/02
Filed: 1976-05-24
Abstract: A musical instrument, in particular a grand or upright piano, is to be fitted with devices for opening and closing the sound resonating chamber under the player's control. The devices may include the lid of the instrument, as well as baffles, slides, louvres and valves. The player's control may be a foot pedal pr a knee lever, and may be servo-assisted.
Patent DE-2624501-A1 (DE)
Title: Ski catch strap movably connected to boot - uses coil spring attached to ski and boot and hook attached to eye on ski
Inventor: BACKHAUSEN JOCHEN
IPC: A63C9/00
Filed: 1976-06-01
Abstract: The strap is for the automatic catching of the ski after a fall. It is movably connected to the ski and the boot. One strap end is fastened to the heel housing of the ski boot via a coil spring, so that it may be rolled-up inwardly, and retracted outwards. A snap hook outside the heel is fastened to the other end of the strap, projecting from the heel housing. The hook may be attached to an eye on the ski or on the ski binding.
Patent DE-2631513-A1 (DE)
Title: Well shaft cleaning system - has circular plates carrying inflatable sealing tyres with pump mounted on central plate
Inventor: PAUL FRANK
IPC: E03B3/15
Filed: 1976-07-10
Abstract: The cleaning machine for well shafts is used especially for cleaning the gravel layers directly on the shaft walls. The gravel layers are cleaned to their full depth from the residual dirt which blocks the spaces within the gravel. The arrangement has multistage frame with three horizontal circular plates which carry on their circumferences inflatable tyres. The latter rest against the shaft wall and seal it. The uppermost plate has a sealed aperture for a cable and another opening for a compressed air hose. It has a central nozzle and the middle plate has an opening to a pump rotor driven by a submerged motor.
Patent DE-2633582-A1 (DE)
Title: Shipboard cable joining link - comprises end threaded tubular nut and two spindles with different hand threads
Inventor: KLEINSORGE MARTIN
IPC: F16G11/12
Filed: 1976-07-27
Abstract: The link for joining two cables or ropes in shipboard usage comprises a nut produced from a tube and two spindles with threads of different directions of rotation. The two spindles are connected with radial clearance (partly) against the tube wall of the nut, and with their threaded ends are screwed into the threads provided in the nut. On their free ends, the two spindles are provides with rope or cable fixtures. A bolt ( 23) is inserted in a diametrical hole (22) in each spindle (20) and half way along the nut part several flat surfaces are formed, so that the nut may be activated by a spanneR.
Patent DE-2644354-A1 (DE)
Title: Strip of fabric for venetian blinds - has longitudinal as well as lateral threads twisted in alternating directions
Inventor: DRIESSEN ANTON DIPL KFM
IPC: E06B9/386
Filed: 1976-10-01
Abstract: Venetian blinds are made of vertical strips of fabric, where the main requirement is that the strips should not twist due to temperature or humidity variations, showing gaps at the top or bottom. The vertical as well as the lateral threads which form the fabric are twisted in alternating directions. The vertical threads (2, 4, 6) are twisted in one direction, whereas threads (3, 5) are twisted in the opposite direction. The same applies for the lateral threads (7, 9) and (8, 10) respectively.
Patent DE-2648068-A1 (DE)
Title: Mobile road surface stripping machine - has driving wheels height adjustable relative to chassis or cutter roller
Inventor: SCHLECHT KARL DIPL ING
IPC: E01C23/088
Filed: 1976-10-23
Abstract: The self propelled machine for cutting away road surfaces has chassis-mounted cutter rollers or blade heads preceded by heaters and followed by steerable wheels in contact with the road during operations. The dirve wheels (3) are height adjustably mounted, with adjusting elements (14) against the chassis (1) or cutter roller (5). They may be on steerable suspensions. Other running wheels, esp. the third guiding wheel, may also be driven units, and each such unit may be separately adjustable for height. Drive wheels constantly run behind the cutter appliances, on a stripped, flat and cool surface, and they assume the role of support wheels.
Patent DE-2650289-A1 (DE)
Title: Goal for ball games in gymnasium - can be folded and stored against wall in raised position
Inventor: KEPKE MANFRED
IPC: A63B63/00
Filed: 1976-11-02
Abstract: A goal for ball games in a gymnasium is attached to a wall by means of two hinged struts (7). The struts are linked to the goal frame which is formed by the two upright posts (1,2) and the horizontal bar (3). The goal net (4) is hooked to the two struts (7) and the goal posts (1, 2). When the goal is not in use, a hand operated cable reel (13) winds up the cables (11) which are attached to the topside of the horizontal bar (3). Since the struts are attached to the wall by pivots (8), the goal structure is raised and folded against the wall.
Patent DE-2650740-A1 (DE)
Title: Leaded glass window with condensation free heat insulation - is double glazed with ventilation holes in holder frame
Inventor: MAEDER HANS RUDOLF DIPL ING
IPC: E06B3/66
Filed: 1976-11-05
Abstract: The window with leaded panes is designed for improved heat insulation, without the likelihood of a build-up of condensation water. On the outside it has an insulating glass pane (10) and on the inside the leaded glass pane (7). The frame holding the two panes together (11) is fitted with apertures (8a, 11a, 11b) for ventilation of the intervening space (17) between the two panes. A spacer unit (6), with ventilation apertures (6a, 6b), may be fitted between the panes. This may be in the form of a rib which is part of the frame. There may be a spacer with a layer of butyl rubber, serving as a moisture barrier, cemented to both panes of glass (1a, 1b).
Patent DE-2656380-A1 (DE)
Title: Rapid coupling system for heald shafts to shedding levers - has connecting rod catches opened by removable key
Inventor: PALAU JOSEPH
IPC: D03C9/06
Filed: 1976-12-13
Abstract: The system is applicable to looms in which each shaft is attached by catches to levers moving vertically in the plane of the shafts. The catches and their operating levers are aligned on one level in rows at right angles to the shafts and all the locking mechanisms of one row can be released or locked simultaneously by turning a single removable key. Overcomes the difficulty of access to the connecting rods and levers by which the motion of the fabric construction control mechanism is transmitted to the shafts, so that the shafts can be changed over easily and quickly.
Patent DE-2715076-A1 (DE)
Title: Hollow ship's propeller shaft - has coaxial sections bolted together under opposing torsion loads and braced by friction pad inserts
Inventor: LAKIZA ROSTISLAV IVANOVITSCH
IPC: B63H23/34
Filed: 1977-04-04
Abstract: The ship's propeller shaft is made up of two coaxial tubes which are twisted in opposing directiosn and secured under torsion, without reaching the elastic limit. The ends of the tubes are secured on flanges which can be bolted together in a series of settings. The shaft is simpler and lighter than conventional bored shafts. The construction enables large torsion forces to be transmitted. The centre sections of the shafts are braced by friction pad inserts (12) to prevent the tubes from whipping.
Patent DE-2721339-A1 (DE)
Title: Photographic contouring exposing appts. - uses lamp and reflector with oscillating eccentrical discs to produce contoured exposure on photographic plate
Inventor: ADAM JAN
IPC: G03F1/54
Filed: 1977-05-12
Abstract: Contoured positives of originals are produced by full exposure of parts of the sensitised material and reduced exposure of others as required in graphical, textile or cartographic applications. A contouring device with a drive motor and a photolamp are housed in a process camera. The photographic plates are put into the contouring device so that the original is on the lamp side of the unexposed plate. The parallel light path from the lamp and associated reflector is subjected to deflection by eccentrically oscillating discs with cut out segments. These deflection plates produce the required contouring effect.
Patent DE-2724674-A1 (DE)
Title: 3-Acyl-2-carbamoyl:imino-1,3,4-thiadiazoline derivs. - useful as herbicides and plant growth regulators
Inventor: LUNKENHEIMER WINFRIED DR
IPC: C07D285/12
Filed: 1977-06-01
Abstract: Thiadiazoline derivs. of formula (I) are new: (R1 is alkyl, haloalkyl, alkoxy, alkoxyalkyl, alkylthio, alkylsulphinyl or alkylsulphonyl; R2 is alkyl, haloalkyl, alkoxy, opt. substd. aryl or aralkyl; R3 and R4 are H, alkyl, alkenyl, alkynyl, haloalkyl, alkoxy or alkoxyalkyl).
Patent DE-2726751-A1 (DE)
Title: Non-flammable ornamental panels with embossed fine grain surfaces - have core of expanded vermiculite bonded by thermosetting resin
Inventor: PFLUG GUENTHER DR
IPC: E04F13/18
Filed: 1977-06-14
Abstract: Panel with embossed face and a core contg. an inorganic material is produced in a press with heated platens. The core is bonded by thermosetting polymer and at least on the embossed surface of the plate there is a layer of synthetic material. The press platens form the negative mould for the surfaces of the finished plate, and a film of thermoplastic material is laid against >=1 of these. Between the two films, or if there is only one film between the film and the other platen a filling or a blank is inserted. This inorganic material consist in part of an expanded material, and it contains the permanently setting resin. The whole is hot pressed and the film bonds to the core. The thermoplastic film has deep drawing characteristics and is pref. of PVC or of polyamide. The inorganic material consists mainly of inflated vermiculite. To facilitate the escape of the volatile components from the blank during pressing, a fine mesh gauze may be fitted to the platen against the non-decorative face of the moulding. Process yields a prod. the process for which is very economical so that mfg. costs per plate are very low. Very fine surface structures can be created and the plate is practically entirely in combustible.
Patent DE-2730948-A1 (DE)
Inventor: GAGNEBIN PIERRE-LUC
IPC: G04C3/00
Filed: 1977-07-08
Abstract: An electrically energized timepiece movement is provided with motion work in the form of a planetary train entirely supported on the frame of a driving motor. Coaxial planet pinions are excentrically located on a minute wheel, one planet pinion engaging a fixed central gear and the other engaging the hour wheel.
Patent DE-2743716-A1 (DE)
Title: Oil burner for space heater - burns waste oil from internal combustion engines using compressed air and preheating to form spray
Inventor: GRAY DAVID
IPC: F23M11/04
Filed: 1977-09-29
Abstract: The oil burner is used for warm air space heaters, hot water boilers and similar units. The fuel is waste oil from internal combustion engines. This is fed from a tank (26) and filtered (28) into a preheating unit (32). The warm oil then passes (40) into the burner jet (42) where combustion is initiated by spark electrodes (52, 54). Compressed air (60) is provided around the jet, forming a spray and a flame into the firing chamber (106). This has double walls (102,104) with air or water circulated between (122,124). A flame detector is fitted and safety devices to prevent entry of oil if conditions are not correct.
Patent DE-2754826-A1 (DE)
Title: Speed control for vehicle - has electrical circuit using signals from accelerator pedal position and engine speed sensors
Inventor: COLLONIA HARALD
IPC: B60W10/02
Filed: 1977-12-09
Abstract: The electrical regulator(1) consists of a comparator(2), and amplifier(3) and a control mechanism(4). This mechanism has an electric servo motor(5), a control device(6) and an electromagnetic coupling(7). The regulator also has a position transmitter(8) connected to the control device. The transmitter is connected to the regulator, giving a voltage proportional to position to the comparator. A position transmitter(9), in the form of a variable resistance is connected to the accelerator pedal(10). This signals to the comparator or an amplifier(11) or there can be another comaparator(12) this receives a frequency signal from a filter(13), charged by a convertor(14) to a voltage proportional to engine speed.
Patent DE-2755422-A1 (DE)
Title: Double glazing with improved sound insulation - using two or three inner panes of specified thickness and spacing
IPC: C03C27/12
Filed: 1977-12-13
Abstract: Double glazing system for windows and door has a greatly increased sound insulation efficiency. Between the two outer glass panes, a set of two or three inner panes of not more than 3 mm thickness is arranged, with a distance from each other of not more than 0.7 - 0.8 mm. The inner panes are held at the desired distance from each other by a pacer strip on the periphery but the gap between than has access to the space between the outer panes by one opening.
Patent DE-2757231-A1 (DE)
Title: Multisection glued rock anchoring device - has ramp and thrust faces with wedges and recesses at section ends
Inventor: SCHUERMANN FRITZ DR
IPC: E21D20/00
Filed: 1977-12-22
Abstract: The multi-section countersunk glued anchoring device is made of steel, wood, plastic etc. It is used for consolidation of stone, particularly in the floor of a deep mine tunnel, using cartridges of glue, and with connecting components inside the borehole transmitting pull and thrust forces. The components (4, 5) at each end of a device section (1a) have ramp faces (4) formed by recesses becoming wider towards the end, and two thrust transmission faces (7). A wedge (5) is formed in one ramp face, running in the lengthwise direction, and a mating recess in the other.
Patent DE-2757606-A1 (DE)
Title: Automatic volume control for loudspeaker in vehicle - uses increased pressure at increased speed to adjust potentiometer
Inventor: NOREIKAT KARL-ERNST DIPL ING
IPC: H03G3/32
Filed: 1977-12-23
Abstract: The automatic volume control for loudspeakers in motor vehicles, controls the volume as a function of the vehicle's speed. The increase in air pressure as the vehicle's speed increases is used to increase the pressure locally in a cavity (9). The cavity has a flexible membrane that moves a linkage (5, 6) coupled to an electronic component that alter sthe volume e.g. a potentiometer.
Patent DE-2802809-A1 (DE)
Title: Reversibly sealing e.g. documents or road signs, into plastic - after placing in clear UV-impermeable film pouch
Inventor: VOSS GUNTER M
IPC: B44C5/00
Filed: 1978-01-23
Abstract: Flat articles e.g., pictures, drawings, documents, photographs, postage stamps, textiles, dried plants, traffic signs or other such indicator boards are reversibly sealed into plastics resin, having previously been placed into an envelope of transparent film whose edges protrude slightly beyond the article. At least one edge of the envelope and/or the embedding plastics layers is provided with a tear-open line or marking. The envelope is opaque to UV radiation. Both it and the plastics resin may contain bactericides and/or fungicides.
Patent DE-2805607-A1 (DE)
Title: Bio-catalyst prodn. in polymer matrix - of crosslinked poly:methacrylamide by two=stage polymerisation, with addn. of microorganisms just before gelation
Inventor: KLEIN JOACHIM PROF DR
IPC: C12N11/04
Filed: 1978-02-10
Abstract: Prodn. of biocatalyst and polymer matrix from microorganisms is claimed. Mixts. are prepd. from (A) (a) moist or dry cell matter of viable or dead microorganisms and opt. (b) physiological aq. saline soln. to give the required flow; (B) a soln. or dispersion of (c) 60-90 (wt.)% methacrylamide, (d) 10-30% water-soluble divinyl cpd., e.g. N,N'-methylenebisacrylamide, as cross-linker and (e) 0-30% comonomers to control the particular net network properties, all w.r.t. (c+d+e), (f) opt. 0.05-2% co-initiator, e.g. tetramethylethylenediamine or dimethylaminoethyl methacrylate, (g) 0-1% mol.wt. regulator, e.g. thioethanol, (h) 0-25% water-insol. filler to increase the compressive strength (all w.r.t. b-k) in (i) water adjusted to pH 7-9 with acid, alkali or buffer; (C) (j) 0.05-2% water-sol. free radical initiator, e.g. peroxydisulphate (w.r.t. b-k) and (k) water in the ratio j:k=5-30:100; and (D) (1) water-immiscible suspension medium and (m) suspension stabiliser in the ration l:m=10,000:1-1000 and opt. a surfactant, e.g. cetyl alcohol. The sum of (c-e) is 10-50 wt. % of the sum of (b-k), (a) is max. 40% w.r.t. the sum of A+B+C and the vol. ratio of D to A+B+C is mix. 2:1, to give a high mechanical stability. After opt. degassing with O2-free inert gas polymerisation is carried out in B and C at a (j) concn. of 0.05-2wt.% and at -5 degrees C to +80 degrees C. Just before the gel point is reached. A is incorporated, followed by D to give a suspension of aq. in non-aq. liq. and polymerisation is completed in suspension in the same temp. range. The biocatalyst beads formed are sepd., washed with saline soln. and opt. classified; the liq. phase is opt. recycled and the viable microorganisms are opt. re-incubated to increase the biocatalytic activity. Prod. is useful as a 'fixed enzyme system' for industrial processes, analytical, diagnostic, and medical applications. The fixed cells have satisfactory to high activity and the methacrylamide block polymer has little compressibility. Gels with polymer contents of 20 wt.% have satisfactory mechanical properties, whereas higher polymer consns. (is approx. 40%) are needed with polyacrylamide gels, the toxicity of the monomer causing high loss of enzyme activity.
Patent DE-2809129-A1 (DE)
Title: Aquarium filter with air-lift pump - has additional activated charcoal or similar filter after main filter
Inventor: HAGEMANN ROLAND
IPC: B01D29/00
Filed: 1978-03-03
Abstract: The parent patent describes an aquarium filter with an air-lift pump at the bottom, which draws in downward flowing water that has passed through a filter inside an annular perforated chamber at the top; the annular chamber surrounds the discharge pipe from the air-lift pump and is closed at the top by a cap through which this discharge pipe passes. In the addn. a further chamber contg. filter material such as activated charcoal, peat or silica is incorporated between the lower pump assembly and the upper filter assembly. This second filter is surrounded by an unperforated filter pipe and closed internally by a pipe joining together the upper and lower assemblies. Arrangement provides a multi-chamber filter with improved and extended filtering properties.
Patent DE-2809197-A1 (DE)
Title: Electrodes for spot and roller seam welding - using narrow or line contact zone on the working surface of the electrodes
Inventor: SINGH SUMANJIT DIPL ING
IPC: B23K35/02
Filed: 1978-03-03
Abstract: The cross-section of the electrode pref. includes a sloping surface ending in a point creating line contact with the workpiece. Alternatively, a rounded ege is used to form a long, narrow zone; or a small projection may be used to form one or more narrow contact zones. Either the line or narrow zone may form a continuous or discontinuous geometric shape on the working surface of the electrode. The geometric shape may be a triangle, square, rectangle, circle, or a polygon to match the shape of the penetration zone on the workpieces, which are made e.g. of sheet metal. The quality of the welds obtd. is virtually independent of welding parameters such as the electrode pressure and electric welding current.
Patent DE-2815144-A1 (DE)
Title: Holder for automatic book binding machine - is mounted on endless chain conveyor for movement through selected processing stations
Inventor: YOSHIDA KIMIO
IPC: B42C19/08
Filed: 1978-04-07
Abstract: Holder for an automatic bookbinding machine is mounted on an endless chain conveyor for movement through a number of processing stations and can be opened and closed at selected processing stations. The holder consists of an interior tensioning plate attached to the chain of the chain conveyor with a curve sensor frame with a first position sensor at one of its ends. There are spring devices inserted between the inner tensioning plate and the curve sensor frame in order to displace the frame from the tensioning plate. A coupler is normally held in an operating position and is attached to the inner tensioning plate with a second position sensor.
Patent DE-2818810-A1 (DE)
Title: HV instrument transformer bushing, or terminal closure - incorporates current transformer operating tripping relay in event of earth fault
Inventor: GRAMBOW INGMAR DR RER NAT
IPC: H02G15/06
Filed: 1978-04-28
Abstract: The object is to inhibit the rise of pressure inside the bushing following a HV fault to earth through the bushing flange. To achieve it a current transformer (1) is built into the bushing flange. This transformer is connected to a relay to instantaneously trip the HV circuit breakers. Further assistance in limiting pressure rise can be given by including collapsible evacuated chambers (2) between the bushing and a porcelain or plastics housing. Both methods can be applied to HV instrument transformers and through bushings.