baber/WOPTO huggingface dataset:
Patent DE-2200022-A1 (DE)
Title: Pvc plastisols - contg di(meth) acrylesters of di(hydroxymethyl) - tricyclodecane as adhesion promoters
Inventor: GIERENZ GERHARD DR DIPL-CHEM
IPC: C08F259/04
Filed: 1972-01-03
Abstract: Title adhesion promoters (I) are of formula:- (where R is H or CH3) and are added in amts. pref. of 0.2-10% to plastisols of PVC or vinyl chloride copolymers also contg. polymsn. initiators. (I) do not reduce the storage stability of the plastisols and promote their adhesion to metals esp. untreated steel. The plastisols are used as adhesives, coatings or sealants.
Patent DE-2223756-A1 (DE)
Title: Double drum processing of materials - in independently driven and supported drums
Inventor: OSTERHAGE WERNER
IPC: B01J19/28
Filed: 1972-05-16
Abstract: In a double revolving drum unit, for the thermal or chemical treatment of vegetable, animal, mineralogical or other products which are conducted in a helical path inside the outer drum, and outside opt. also inside the inner drum, while being subjected to heating, cooling, or chemical processing, the two drums are completely independently journalled and driven; when the eccentric positioning of the inner drum relative to the outer drum is identical at the feed and discharge ends, both drums are driven synchronously in the same direction. This arrangement enables a wide variety of products to be treated by adjusting the treatment conditions.
Patent DE-2260788-A1 (DE)
Title: Pictures from polymers on substrates - made by applying powdered resins and heating
Inventor: BERGHOFER THEODOR
IPC: B05D5/06
Filed: 1972-12-12
Abstract: A pigment and/or dyed powder of thermoplastic or thermosetting polymer is applied by a pattern to a substrate of metal, glass, or ceramic etc., suitable to withstand 300 degrees C, which is then heated to fuse or cure the polymer, and finally cooled. The process is repeated with further colour(s) if desired. The finished product is highly resistant to erosion and weathering. The equipment is simple and cheap.
Patent DE-2314172-A1 (DE)
Title: Three layer fibre reinforcement - fibres laid without weaving then bonded
Inventor: HESSELT FRANZ DR ING
IPC: D04H3/004
Filed: 1973-03-22
Abstract: A reinforcing element consisting of fibres, or of fibres spun to form endless filaments, consists of three superimposed layers of filaments, oriented at angles differing by 60 degrees and bonded together by an adhesive esp. one having a larger rupture strain than the fibres themselves. Pref., one layer runs longitudinally like a warp thread.
Patent DE-2320884-A1 (DE)
Title: Colour correction - by applying high gamma charge
IPC: G03G13/01
Filed: 1973-04-25
Abstract: Colour correction in the prodn. of a copy or print, in which the colour of the surface region of a specified colour is corrected, by applying a high -charge in these regions and thereafter developing with a developer contg. a 1st cpd of the specified colour, then applying a low gamma-charge to the regions and developing these with a 2nd developer contg. a 2nd component of the specified colour. Pref. specified colour is either blue and the 1st and 2nd components of the developers are cyan- and magenta - dyestuffs resp. or is red and the 1st and 2nd components of the developers are magenta - and yellow dyestuffs resp.
Patent DE-2332581-A1 (DE)
Title: Electron beam welding vehicle axles - using one alignment jig to hold the half-shafts during machining and welding
Inventor: OECKL OTTO
IPC: B23K37/053
Filed: 1973-06-27
Abstract: The mfr. of aligned tubular components from two tube-shaped halves which are welded together in a plane perpendicular to the tube-axes is by (a) aligning and clamping both components on one mandrel; (b) machining the ends to be welded; (c) pushing the ends together while they are still aligned on the mandrel; (d) inserting the complete assembly in a vacuum chamber for electron-beam welding. The process is pref. used for welding the two halves of vehicle axles together, stage (b) pref. consisting of turning. The mandrel consists of two jigs designed to hold the two halves and joined by a threaded bush so the components are held apart for turning and then clamped together for welding. Rapid mass-prodn. of axles without any need to clean and/or machine the surfaces of the welded joints after the welding operation is possible.
Patent DE-2335676-A1 (DE)
Title: Binocular hand ophthalmoscope with camera - lamp filament coil imaged by spherical mirror on pivot mounting
Inventor: MENKE FRANZ
IPC: A61B3/14
Filed: 1973-07-13
Abstract: The hand ophthalmoscope has a housing for binocular use, with a camera connected to it and an observation system whose optical axis is in the same plane as the light source in an associated lamp rod and converges with it toward the eye background to be illuminated. The coil of the incandescent lamp can be imaged immediately adjacent itself as an air image by projection by a pivoting spherical counter-mirror. The spot of light formed by the coil and its image illuminates the background of the eye. Preferably the mirror is attached by a pivot strut to the lamp mounting. The illuminated background can be photographed by a camera attached to the housing instead of the second eyepiece and connected to a flash source. The apparatus gives optimal size and brightness of the part of the retina illuminated.
Patent DE-2336086-A1 (DE)
Title: Liquid flow ratio control apparatus - has impeller driven by flow of liquid with signal generator outside conveying area
IPC: G05D11/13
Filed: 1973-07-16
Abstract: The liquid dosing agent is proportionated according to the rate of flow of the liquid with an impeller driven the flow of liquid. A dosing pump is controlled by means of a counting arrangement operated via the impeller. A signal generator arranged outside the area conveying the liquid and activated by means of the impeller produces counting signals for the electronic counting arrangement, which includes a Schmitt trigger connected to transistors and a resistor-capacitor timing circuit. The transistor is fed through a Zener diode. Constant potential is maintained across the counting circuit capacitor by the use of a unijunction transistor.
Patent DE-2336597-A1 (DE)
Title: Sideways sliding mechanism for lifting forks - has sliding support and fork carrier in common plane parallel to truck front
Inventor: MUELLER WILLI
IPC: B66F9/14
Filed: 1973-07-18
Abstract: The fork support and the component carrying the forks which slide sideways are mounted in a plane roughly parallel to the front face of the truck frame. The front face of the support does not protrude past that of the fork-carrying component, or only slightly so. The drive mechanism can be likewise situated between the plane of the front and rear support faces. The support can have a profiled section or guide rail running along the top, along which the component slides. The forks themselves can be mounted on a supporting rail common to both, or on two separate ones, one above the other and interconnected.
Patent DE-2340330-A1 (DE)
Title: Light-reflective film for glazing buildings - comprising silver which is precipitated on an intermediate resin-film
Inventor: SCHWEIDLER KARL
IPC: C03C17/38
Filed: 1973-08-09
Abstract: Window pane is cleaned, and sprayed with liquid resin, which may be coloured and which acts as the substrate for the reflective film. When the resin film is dry, a mixture of silver nitrate, ammonia and caustic soda dissolved in distilled water is applied to the resin-coated glass and reduced with a soln. of boiled sugar and nitric acid in distilled water, the two solns. being simultaneously sprayed on to the glass plate, to ppt Ag. The thickness of the applied film is adjustable as is the shade.
Patent DE-2343219-A1 (DE)
Title: Subscriber dialling device for telephones - with subscriber numbers fed into it in parallel which are set by switches
Inventor: KAHLEN HANS DR-ING
IPC: H04M1/272
Filed: 1973-08-28
Abstract: The number digits are set by switches. A subscriber number is stored by the switch setting, and any number so set can be mechanically locked. An electronic circuit converts the fed in parallel digits into series pulses, or the digits are registered by a permanent crossbar switch wiring instead of by switches. A group of switches or a crossbar unit can be plugged in or the numbers can be set by both the switches and crossbar switching units, and both systems can be controlled by an electric signal. Individual digits can be blocked by an electronic circuit.
Patent DE-2350566-A1 (DE)
Title: Holder for Christmas tree - has a ring clamped round stem with tube socket for branch
Inventor: KIRTZ WALTER
IPC: A47G33/06
Filed: 1973-10-09
Abstract: The Christmas tree branch holder is made in about 4 different sizes so that it can be fitted to the tree stem at any point and used to hold loose branches so that a tree of the optimum shape can be obtained. The insert tube for holding the branch is conical whilst the opening is square so that the branch can be held firmly without rotating. The clamping ring of the holder is held secure around the stem by a screw which also keeps the branch horizontal. The holder can be used again and again.
Patent DE-2353366-A1 (DE)
Title: Ventilated walker-weight-supporting flat roof - with watertight-bonding fibreglass-reinforced recessed panel lengths laid on joist cover boards
Inventor: CONRADY GUENTHER
IPC: E04D11/00
Filed: 1973-10-25
Abstract: The roof has downwards-open U-shaped edge-sealing elements which can be used to form an attic. The reinforced polyester base panel lengths can be laid directly on the seating of boards covering the joists. They have humped protuberances on top and underneath, and can be glued together and covered by a smooth fibreglass-reinforced polyester roofing with watertight connection wit the U-shaped sealing elements. The length pref. comprises smooth panels which can be glued together, with spacer blocks at intervals on both sides between the panels and the roofing on the one side and joist cover boards. There may be a rainwater gutter to lay against the sealing element, with its open arms fitted for watertight connection with the latter. This can easily assembled and well ventilated all round, with optimal expansion characteristics, and can be walked on as soon as it is laid.
Patent DE-2354457-A1 (DE)
Title: Electromagnetic counter of simplified construction - has two-part assembly with individual components performing many functions
Inventor: KRAUSS HANS G
IPC: G06M1/02
Filed: 1973-10-31
Abstract: An electromagnetic counter is of simplified construction and the number of necessary components is reduced by their design as multi-function elements; one side wall of the case carries the bearing shafts for the figure drums and the driving elements and together with the coil former forms a single unit; the other side of the case consists of an extension of one arm of a U shaped containe for the yoke of the magnet which enters the coil former on assembly. A pawl is fitted which operates on a wheel on an axle and ensures that this can rotate in only one direction.
Patent DE-2355224-A1 (DE)
Title: Data transmission system with central timing generator - delivers to the line a series of sinusoidal oscillations
Inventor: AGRICOLA MANFRED DIPL-ING
IPC: H04L27/24
Filed: 1973-11-05
Abstract: The transmission system includes senders and receivers connected to the line. Senders take out from the line the above sinusoidal oscillations out of a series of such oscillations. Receivers detect the missing of an oscillation. The central timing generator has a sinusoidal generator delivering the oscillations to the line through a transformer, and simultaneously applies them through a Schmitt trigger to a counter with a decoder connected to a switch parallel with the above generator. It closes the switch for synchronisation purposes when the counter reading reaches a value corresponding to the pulse frame end.
Patent DE-2357251-A1 (DE)
Title: Hardening gelatin coat with dihalo S-triazine deriv - for diffusion fastness and insolubility of emulsion in water at various temp. and acidity values
Inventor: PLASCHNIK DIETER
IPC: G03C1/30
Filed: 1973-11-16
Abstract: The hardeners have formula (I): (in which prot. is the gelatin protein chain, Z is a guanidino bridge, X is Cl or Br, R is (-) -N-SO2-R1M(+) (II) or -O(-)M(+) (V) R1 is an aliphatic or aromatic gp. R2 is H or an aliphatic gp M is Ne, K or NH4, m is relatively large integer, n = 2m or 3m), (I) is the reaction prod. of dihalo-5-triazine and guanidised gelatin.
Patent DE-2363127-A1 (DE)
Title: Rolling machine for dried and shrivelled tea leaves - intensive action, variable stroke to suit different qualities of leaf
IPC: A23F3/12
Filed: 1973-12-19
Abstract: A rolling machine for tea leaves has a rotor enclosed by a drum, at one end of which a loading hopper is placed, the other end being the delivery end. The drum is carried by rollers on two frame-mounted rails and reciprocates axially to and from a fixed block closing the end face of the drum permanently, and an inlet on the upper surface of the drum below the hopper, intermittently. The innder surface of the drum and outer surface of the rotor may be constant or vary along its length with the ribs continuous or broken. The rotor shaft is hollow, passes through the fixed block and the rotor swings or revolves on a solid shaft supported with the rails by frame members. Crank mechanisms transmit the motor drive to the drum and the rotor. The machine works efficiently and is easily dismantled for cleaning and maintenance work when necessary.
Patent DE-2365548-A1 (DE)
Title: Mine roof support over conveyor - central portion of support carries two outer portions at front end
Inventor: NAKAJIMA SHIGEO
IPC: E21D23/00
Filed: 1973-02-12
Abstract: The mine conveyor supported on sledges in contact with the floor is spanned by a roof supporting frame carried on base plates with the conveyor sledges spanning them, as in the main patent, the roof support being raised and lowered by front and rear pistons, the support plates forming an arch over the conveyor. This roof support is constructed in three side by side section, each front and rear part with its own pistons. The front of the central section of the three has an arm extending each side, with a wing like extension extending rearwards. This arm acts as a carrier for the fronts of the two other sections, having sunken regions so that all three upper faces are flush, the wings also running parallel to and flush with the outer sections.
Patent DE-2366034-A1 (DE)
Title: Volleyball net height adjustment and tensioning device - uses rails guides inside grooves fitted with fixing bar and tensioner
IPC: A63B61/02
Filed: 1973-05-05
Abstract: Installation for the height adjustment or tensioning of volley ball nets between net support posts is made in a hollow profile with a 'T' shaped groove extending along the length of the rod and open towards the outside. The groove (4) is formed by a profile projection (2) pointing inwards with rails (21) having a 'T'-shaped cross-section being guided inside the grooves (4) pointing towards each other with their slot-shaped openings (18). The length of the rails corresponds at least to the distance between the upper and lower edges of the net with a fixing, and a tensioning device fitted to the rails.
Patent DE-2400157-A1 (DE)
Title: Spring core for cushions and mattresses - has spring mat of inextensible material with extensibility from expansion corrugations
Inventor: WAGNER DIETMAR
IPC: B60C9/02
Filed: 1974-01-03
Abstract: Spring core for cushions and mattresses has a spring mat on one side of the core, and made of resilient material which is inextensible under normal loading and has longitudinal and transverse elasticity owing to several transversely aligned sequences of spring mat sections which are connected longitudinally by at least one respective longitudinal expansion corrugation with adjoining spring mat sections of the same sequence of sections, and are connected transversely by each at least one transverse expansion corrugation with adjoining spring mat sections of the transversely-aligned sequence of sections. A support for the spring mat is on the other side of the core, and heightwise-elastic yieldable spring elements support the spring mat on the one side of the core on the support on the other side of the core. The core's support surface is larger than hitherto, and the core can easily be mfrd. with a minimum of tooling.
Patent DE-2401088-A1 (DE)
Title: Copper ions removal from copper phthalocyanine pigments - by treatment with calcium phthalocyanine
Inventor: PLANKENHORN ERWIN DIPL CHEM DR
IPC: C09B47/30
Filed: 1974-01-10
Abstract: Copper ions are removed from copper phthalocyanine pigments by treatment in strongly acid aq. medium with calcium phthalocyanine as complexing agent. Concn. of copper ions, which are harmful in pigments used for rubbers and plastics, is reduced to below 40-50 ppm. The calcium phthalocyanine is more effective than other complexing agents at the highly acid conditions necessary. Pref. treatment is at pH 0.5-2, in diluted aq. HCl, at 80 degrees C. up to b.pt., and 1-6 wt. % calcium phthalocyanine is used, based on wt. of pigment.
Patent DE-2403664-A1 (DE)
Title: Purification of naphthalene - by heating with sulphuric acid and formalde-hyde, and distilling
Inventor: HOLDSWORTH ERNEST CLIFFORD
IPC: C07C7/17
Filed: 1974-01-25
Abstract: Impure naphthalene, e.g. phthalic grade naphthalene, is purified by forming an acidic mixt. with H2so4 and/or naphthalene sulphonic acid, heating the mixt. for a period and recovering purified naphthalene by distn. of the acidic mixt., (para) HCHO is added to the mixt. before the distn. The initial mixt. is pref. formed by mixing conc. H2SO4 with naphthalene, and separating any aq. layer present, adding the organic layer to the impure naphthalene and heating the mixt. for >=1 hr. at 120-180 degrees C before the (para) HCHO is added. The mixt. contg. (para) HCHO (pref. 0.1-3 wt.% paraform) is pref. heated at 80-120 degrees C for 0.5-4 hrs. before the distn.
Patent DE-2406275-A1 (DE)
Inventor: GRIMM KLAUS DR ING
IPC: A01D45/02
Filed: 1974-02-09
Abstract: The cutting blades (2) are arranged at an angle to the axis (3) of a cutter block (1) of hyperbolic design in its surface and alternately have outer and directly adjoining inner cutting edges (4, 5). The inner cutting edges (5) are formed by grooves (6) of appropriate width which are provided in the rake face (7) and each have the same depth (x). The wedge angle (ss) between rake face (7) and flank (8) increases over the blade length from a minimum value (ss1) at the trailing blade end (2a) to a maximum value (ss2) at the leading blade end (2b). <IMAGE>
Patent DE-2407216-A1 (DE)
Title: Electrically-operated fire escape - unrolls steel climbing-net stored at roof level
Inventor: PRUMBAUM GUENTER
IPC: A62B1/20
Filed: 1974-02-15
Abstract: A steel climbing net held rolled at roof level is unrolled electrically to serve as a fire escapce. The net may unroll to a single stationary length or to a continuously moving band (Paternoster system). Such a band would be fixed to the roller by magnetically-operated fasteners before rerolling to the storage position. The electric motor may either unroll the net automatically when the heat-and smoke-sensors trigger, or it be controlled from the porter's lodge. Compared with conventional fire escapces space and unsightliness are spared and the misuse of the apparatus by burglars is made impossible.
Patent DE-2410753-A1 (DE)
Title: Ink blending unit for printing machine - has circuit for supplying printing roller system with an ink mixture comprising several components
Inventor: GROMMEK SIEGFRIED
IPC: B05C1/08
Filed: 1974-03-06
Abstract: The blending system is connected by at least a supply line with the circuit for supplying the printing rollers. A pre-settable metering unit ensures that properly metered quantities of the individual ink components can be fed to the blending system. The metering unit incorporates a desired set point control whose selected value is compared with the measured values of components flowing into the blending system after the shuft-off valves have been opened in the lines. Should there be significant disparity between the two values then the valve settings can be adjusted accordingly. The system facilitates the re-use of ink blend residues.
Patent DE-2417268-A1 (DE)
Title: Fat separation from animal collagen - by heating chopped skins to melt the fats, acidifying and pressing
Inventor: KREMR MILAN
IPC: C09H1/04
Filed: 1974-04-09
Abstract: Most of the fat content is separated by heating to a temp. below contraction temp. of collagen and above fat m.pt. followed by compression to separate the fat and albumin where the unswollen skin is tanned to give a contraction temp. of 43-70 degrees C and acidified in a bath of pH 1.7-3 (adjusted by inorganic acid) and then agitated in a axially rotating tank. Tanning is performed with 0.1-2% formaldehyde. Animal skin contains 80% water, 6% collagen and 14% fat. On dry wt. the fats are 30-66%. Requires one pressing operation only to extract high quality fat, using much less water. The product is used as animal foodstuffs.
Patent DE-2423417-A1 (DE)
Title: Multiple piece toy axle - made in cross shaped section with cut out recesses to fit clamped attachments
Inventor: SUTER SAMUEL
IPC: A63H33/06
Filed: 1974-05-14
Abstract: Toy axle of cross shaped cross section with cut out recesses at a distance from each other in both legs of the cross to attach clamped units. The cut out recesses are fitted in both legs offset against each other, so that those on one leg are about half way between those in the other leg. The cut outs on one leg reach up to the base of the cut out on the other leg with both cut outs of equal length. The width of the cut out is equal to the thickness of the cross legs which are made to spring back on one end of the axle with a central axial slot fitted at the corresponding end of the other cross leg.
Patent DE-2432451-A1 (DE)
Title: Telephone instrument with key dialling - has cct delivering brief interruption for evaluation as special signal
Inventor: BOPP FRIEDEL
IPC: H04M1/53
Filed: 1974-07-06
Abstract: A key generating the brief interruption (flash) also controls a mechanically operated contact whose closing time appreciably overlaps with the interruption period. This briefly closing contact is in parallel with the ringer and in series with the opening contact which is directly operated by the special key. In the rest position the telephone cradle switch (GU) provides an a.c. path via the calling device (W) while in the operated position it provides a d.c. path via the speech and dialling installation (A). In both cases the flash contact (fl) remains operatively responsive to the press-button (F).
Patent DE-2437254-A1 (DE)
Title: Soldering unit for connecting type to type lever - uses high frequency heating loop and a transport magazine for the printing type
Inventor: STEINLAND GERHARD
IPC: B41J1/00
Filed: 1974-08-02
Abstract: The magazine (11) comprises a guide strip and a transport catch (12) in which the soldering unit can be inserted. A dosaging unit for flux and a clamp are arranged on a horizontally and vertically, movable carriage. The type levers are swivelled into the coupling position and the soldering unit under remote control is brought to the position with the aid of pneumatic and electrical limit switches. The printing type (10) are located in series in the magazine which on one end has plate springs (13) which incorporate the end transport catches (12). The soldering system is designed to improve the accuracy with which the type is connected to the type lever.