baber/WOPTO huggingface dataset:
Patent DE-2351307-A1 (DE)
Title: Continuous leather dewatering machine - compresses leather between belts and dewatering pads against central sliding block
Inventor: BAJAK KAREL
IPC: B30B9/10
Filed: 1973-10-12
Abstract: Strips of leather are dewatered continuously between water-permeable conveyor belts. The belts pass on both sides of a central dewatering block which is faced at the other side of the belts by one stationary and one moveable dewatering pad. The latter is reciprocated by a cams shaft with a crank drive to press the water into the central dewatering block. This simple system works continuously. It requires a lower pressure and eliminates the overlapping of conventional cylinder machines.
Patent DE-2351845-A1 (DE)
Title: Deflection coil unit for television receiver - has cup-shaped core with toroidal coils with several separate winding parts
Inventor: KRATOCHVIL FRIEDRICH
IPC: H01J29/76
Filed: 1973-10-16
Abstract: The winding parts run at the core screen and cathode end of the tube in grooves of a grooved ring surrounding the core. The width of the grooves at the cathode end is equal to the diameter of the wire, and all wires of the winding part lie in the groove on top of one another; the groove at the screen end of the tube is wider, so that the wires lie next to and above one another; grooves at both ends of the core are connected by ribs which separate them from each other.
Patent DE-2365261-A1 (DE)
Title: Viewer for panoramic dental X-ray films - has universal mounting for attachment to dental equipment or chair
Inventor: MAIER ALFRED DIPL ING
IPC: A61G15/12
Filed: 1973-12-31
Abstract: Dental X-ray film viewer has a housing with a matt panel and built-in lamp, and may be used for panoramic dental films; it has a universal mounting, for attachment to dental equipment. Preferably the mounting consists of a telescopic system for attachment to the rear side of the treatment chair at the side away from the dentist. A bearing is built in between the universal joint and the telescopic system, to permit lateral pivoting-out of the appts. The mounting on dental equipment is on a conventional boom for weight-less up and down movement, with a clamp to a standing or suspended lamp fitting.
Patent DE-2403312-A1 (DE)
Title: Corrosion resistant steel - by coating with alloy elements and thermally diffusing under vacuum
Inventor: LIESENBORGHS ROLAND
IPC: H01R4/60
Filed: 1974-01-24
Abstract: Non-oxidisable coating is formed on a mild steel substrate by depositing a metal or alloy, thermally diffusing the deposit, and opt. rolling and recrystallising. The process comprises (a) effecting the deposition of an O content of a thickness such that the total amt. of O is in stoichiometric proportion to the amt. of available C in the substrate and the coating, in order to effect, during thermal treatment, the complete de-oxidn. of the coating, and the decarbonisation of the substrate and the coating, so that the formation of carbide e.g. of Cr, in the coating is negligible, (b) using a temp. and time during thermal diffusion suited to the reaction in stage (a), and to the desired diffusion of the deposited elements, (c) effecting the thermal treatment under a vacuum sufficient to ensure the elimination of the C-O reaction pdts. from the coating, and (d) effecting stage (c) on a compact stack of coated sheets, in order to avoid Cr removal from the cooling by sublimation.
Patent DE-2408647-A1 (DE)
Title: Insecticide spray for plants - has motor-driven double fan, with two blades rotating in opposite directions
Inventor: WANNER HANS
IPC: F04D25/02
Filed: 1974-02-22
Abstract: The double fan has air-outlets and orifices. The fan is mounted on a single-axled chassis, together with the drive motor. The chassis also carried the tank containing the plant-insecticide. The hub of the fan is fixed to a shaft which is driven from the drive-motor by means of a Cardan joint of the drive-shaft. The fan is set so that the air flows through the housing. The shaft is mounted in a gear-housing and has a bevel-gear at the end facing the housing. The bevel gear intermeshes with a second bevel gear which is pivot-mounted in the gear housing. The second bevel gear interlocks with a third bevel gear which drives the shaft also housed in the gear housing. The hub of the second blade is fixed to this shaft.
Patent DE-2409465-A1 (DE)
Title: Welding tubular members - which are accurately positioned in tool so that welding tip is automatically opposite welding position
Inventor: KNAEFEL JAMES OTTO
IPC: B23K37/053
Filed: 1974-02-27
Abstract: In using a welding tool to join two members togethers, pref. tubular or orther circular members, one member is provided with a locating device, pref. an annular rib, and a clamping device has a seoncd locating device, pref. a groove to receive the rib. The rib and groove are positioned so that the welding tip is opposite the welding position when the member is clamped in the tool with the rib within the groove.
Patent DE-2423324-A1 (DE)
Title: Multi-spectral laser scanner - has laser oscillators scan mirror and detectors for time differentials
Inventor: STEINMANN CARL RUPRECHT
IPC: G01S17/87
Filed: 1974-05-14
Abstract: A number of laser beams of different frequency are separately transmitted and after reflection by the surface of the earth are again absorbed. The laser beams are transmitted for observance of the earth and remote reconnaissance. The individual laser beams make an angle and its point of intersection is located on only one scan mirror. The area elements to be observed are successively illuminated by the laser beams. The transmission time differential between a transmitted and an absorbed laser beam is compensated by the arrangement of the detectors in the transmission angle ALPHA which deviates from the transmitted beam.
Patent DE-2429622-A1 (DE)
Title: Safety belt seat mounted winder - has elongate plastics eyelet to guide belt through seat cover without twisting
Inventor: BOESE HERRMANN ING GRAD
IPC: B60R22/18
Filed: 1974-06-20
Abstract: The safety belt winder is attached to a seat capable of sliding in the longitudinally. The belt (3) is guided over a portion of its length above the winder on the inside of the outer limit of the seat to an outlet opening (11) in the outer surface of the seat, pref. formed by an elongate plastics eyelet mounted in the seat covering material by welding. The winder is retained below the seat surface (7) on a lateral frame portion (9) of the seat cushion, the eyelet being pref. attached to a vertical side portion (13) of the seat cushion covering. The eyelet may consist of a bead-like edge (18) defining an elongate opening (19), with a flap-like cover (16) on the inside facing the seat upholstery.
Patent DE-2432168-A1 (DE)
Title: Cleaning implement for sewerage pipes - has front mounted rotating tool driven by pressurised water turbine with shaft in base with reaction bores
Inventor: BUECHEL BAPT
IPC: B08B9/053
Filed: 1974-07-04
Abstract: Cleaning implement for sewerage pipes with a feed drive by expelling pressurized water against the direction of feed where the implement has a motor-driven, rotating tool (2, 3, 4) on its front side. The tool-driving motor is a pressurised water turbine (11, 24), whose shaft (17) is supported in a base (8) which has reaction bores (12) to expel pressurised water for the forwards movement of the implement. Guide elements (5, 6) are fixed to it to guide the implement in the tube to be cleaned. These guide elements (5, 6) extend radially outwards and are fixed to a casing in the form of a clamping shell (41), which is clamped to the base (8) circumference. Specifically, the guide elements (5, 6) can be radially adjusted with screws and guide pins.
Patent DE-2433993-A1 (DE)
Title: 1-Amidino-3-subst. phenyl-ureas - prepd. by e.g. converting subst. anilines into isocyanates and reacting with guanidine
Inventor: DIAMOND JULIUS
IPC: C07C279/24
Filed: 1974-07-15
Abstract: Cpds. of formula (I) and their non-toxic acid addn. salts are new: (where R is H or lower alkyl, R2 is halogen, R4 is H, halogen or lower alkyl, and R6 is H, halogen, lower alkoxy, NO2, lower alkylsulphonly or halo-(lower alkyl)).
Patent DE-2438844-A1 (DE)
Title: Automatic adjustment of liquid level - with sealed supply vessel and control vessel gives constant height of liquid in consumer vessel
Inventor: BRUHIN JOSEF
IPC: G05D9/02
Filed: 1974-08-13
Abstract: The control vessel has an air intake hole and a standpipe projecting from above into its inside. The standpipe is connected to the supply vessel by way of a line used for pressure compensation. The supply vessel and control vessel are connected to one another by another line which conveys the liquid. The supply vessel has a filler connection projecting inside it. A special device opens and closes the line conveying the liquid and the control vessel is in communication with the consumer vessel. The end of the standpipe projecting inside the control vessel is bevelled in relation to its longitudinal axis.
Patent DE-2453195-A1 (DE)
Title: Sewing motor vehicle seat blanks having oppositely disposed curves - by attaching blanks releasably to template having desired seam configuration
Inventor: SCHAEFER HERMANN
IPC: D05B35/00
Filed: 1974-11-09
Abstract: Blanks having oppositely disposed curved edges are sewn or welded together by attaching releasably the blanks to templates having a configuration corresponding to the desired seam, leaving a marginal portion protruding beyond the templates. Seaming the blanks together and then removing the templates. Templates permit semi-automatic seat cover manufacture and skilled labour can be replaced by semi-skilled operators.
Patent DE-2456471-A1 (DE)
Title: Cable junction for sheathed cables - one cable has metal sheath other has plastics sheath
Inventor: HOECKELE MAX
IPC: H02G15/10
Filed: 1974-11-29
Abstract: The junction has a sleeve in contact with the cable cores, and an outer sleeve with cable entries at its two ends, tight for the insulation compound filling the junction. The entry for the metal sheath cable (1) has a first sealing device (28-31) tightly fitting the outer sleeve (5) where it can be clamped for sealing. A second sealing device (28, 33, 34) clamps the sheath (2) tightly. The plastic sheath cable entry has an insulating sleeve (13) with a bottom (13") at one end, forming a liquid-tight joint with the sleeve (5). This bottom (13") faces the other cable entry and the core connecting sleeve (15) passes through this bottom (13"). An elastic insulating sleeve (18) seals the sleeve (13).
Patent DE-2456491-A1 (DE)
Title: Large dia. seamless thin-wall tubes prodn. - uses tube blanks with increased cross-sectional area in die blocks (SW140676)
Inventor: GILDENGORN MELIS SEMENOWITSCH
IPC: B21C37/06
Filed: 1974-11-29
Abstract: The seamless, thin-wall tubes of large diameter are produced by placing a heated metal blank (2) into an outer die block (1) and then pressed through the gap (3') formed by the lower die (3) and the piercer (5). The tube blank (4) produced has increased inner and outer surface areas and its cross-sectional circumference is greater than the internal circumference of the outer die block (1). Internal pressure is preferably applied to the tube blank through a conical mandrel to produce a tube of the required size. The tube blank can be of wavy, cross or polygonal star shape.
Patent DE-2512061-A1 (DE)
Title: Semiconductor discs cut from single crystal - are grown in boat-shaped vessel with suitably sawtoothed bottom to prevent breakage
Inventor: JACOB HERBERT DIPL CHEM DR
IPC: B28D5/00
Filed: 1975-03-19
Abstract: Semiconductor crystals are usually grown in flat-bottomed boat-shaped vessels. The cut pieces form parallelograms whose acute-angled corners are liable to break under polishing in the polisher and cause scratches. The boat-shaped vessels are given sawtoothed bottoms of 90 deg. angle so that the cut pieces will then have one edge whose corners are both 90 deg. or more, and this is the edge that will be polished. One side of the sawtooth will run parallel to the required cutsan exact no. of disc thicknesses. A different boat-shaped vessel will be needed for each angle of cut and thickness of section.
Patent DE-2514731-A1 (DE)
Title: Installation for self-centring reels - has reels fitted above each other on common shaft held by pin and upper guide to support frame
Inventor: BAECHLI EMIL
IPC: B65H49/30
Filed: 1975-04-04
Abstract: The installation is for the assembly and connection of a number of self-centring reels with simultaneous unrolling. Several self-centring reeling devices (4) are fitted one above the other and independently on a common vertical shaft (1). This shaft is centred on one side on a holding pin (3) and in an upper guide (4) on the other side. Both the holding pin (3) and the upper guide (4) are attached to a support frame (7, 7'). The support frame (7, 7') has a height-adjustable upper support arm (8) for the upper guide (4) and a lower support arm (9) for the holding pin (3) in addition to attachment arms (a, b, c) for a three-point suspension to a winding machine.
Patent DE-2515810-A1 (DE)
Title: Water level control and recirculation system - is to replenish swimming pools after water displacement by bathers
IPC: A63B69/12
Filed: 1975-04-11
Abstract: The water circulation system is designed to compensate for variations in water level in swimming pools during use, in order to maintain an optimum level. Frequent use of the pool causes water to be displaced which would not otherwise be made up. The system comprises a circuit around the perimeter above the level of the main pool, to accept overflow, a conduit to supply fresh water and a conduit to return recirculated, filtered water. The walls at the pool sides have a number of slots (90) for removal of surplus water. At a lower level are water supply ducts and scum removal slots (55).
Patent DE-2518061-A1 (DE)
Title: Support frame for mobile printing press - has rigid construction and pneumatic dampers with travel limited by stops
Inventor: KREJCIR OLDRICH
IPC: B60P7/16
Filed: 1975-04-23
Abstract: The mobile printing press is mounted on a rigid frame (1) which is supported on the chassis (22) of the vehicle using pneumatic dampers (5), and braced by struts (17) between the frame and the chassis. For transport the frame is lifted off the rigid chassis support by control valves (9) on the dampers. The amount of permitted travel on the dampers is restricted by cable or rubber block stops. The press is thus protected while travelling, especially when severe road conditions cause the chassis frame to twist. The pneumatic damping protects the press more than the vehicle dampers, which are necessarily harder.
Patent DE-2537750-A1 (DE)
Title: Window breastwork wall construction - has inside horizontal rail with spacer template and panel retainers allowing service supply fitting
Inventor: HACK GUENTER
IPC: E06B1/70
Filed: 1975-08-25
Abstract: The window breastwork wall is designed for ready accommodation of service fittings ducts, such as heating and electricity supply, with a simplified method on construction. On the inside there is a horizontally aligned shaped-section rail fitted by a number of wall ties laid into joint gaps in the breastwork masonry, involving use of a spacer template. The upwards or downwards facing shanks of this on the interior side project beyond the structural piece which connect them with the inlaid part of the tie to form a top and bottom retainer for structural panels to be mounted behind on the wall side. Structural panels are then inserted parallel to the breastwork wall, on the wall side of the retainers.
Patent DE-2538799-A1 (DE)
Title: Stoned cherries inspection device - using penetrating radiation with luminescent screen and photodiodes for operating rejection mechanism
Inventor: FRANK ALFRED DIPL ING
IPC: B07C5/34
Filed: 1975-09-01
Abstract: Stoned cherries are checked by exposing them on dimples in a plexiglass pallet to gamma or X-rays. A luminescent screen below them is scanned by four photodiodes for each cherry dimple. Operation amplifiers act on a gate circuit and memory which operate a device for removing cherries with stones. This produces a 100% efficient grading which meets the demands for mfr. of chocolates contg. cherries. All manual inspection is saved and the device can operate at a high throughput rate.
Patent DE-2542042-A1 (DE)
Title: Pressure limiting valve for forced lubrication system - has cylinder with profiled opening to give different settings for normal and cold conditions
Inventor: DAHM WOLFRAM DIPL ING
IPC: F01M1/16
Filed: 1975-09-20
Abstract: The press. limiting valve for forced lubrication systems, esp. for IC engines, comprises a cylindrical casing (10) closed at one end (11) and connecting with the press. side of the lubricating system at the other (12). Lubricant pressure moves a spring-loaded (19) piston (14) whose edge (16), travelling across a profiled opening (18), varies the flow area of that opening through which lubricant flows back to the suction side of the system. The opening (18) profile is such that under normal conditions (lubricant temp. 20-130 deg. C) the system press. is maintained with only a small flow area (17) open, requiring little piston movement. Under the higher press. required for the system to work properly at lower temps. (+10 deg. C-20) the piston travels further, exposing a different profile section of the bypass opening (18) to limit the press. and compressing a second spring (22) with a higher rate than the first (19).
Patent DE-2544722-A1 (DE)
Title: Stackable packing for lettuce - consists of ring shaped plastic strip with openings in middle enclosing head of plant
Inventor: HOOPMAN ABRAHAM
IPC: B65D85/50
Filed: 1975-10-07
Abstract: Packing for plants forming a head, esp. lettuce, includes a wrapping from a flexible material. The wrapping consists of a ring shaped strip (1) with openings (2) in its middle part between edges. The ring shaped strip (1) surrounds the leaves of the plant head and encloses the head under slight tension. Due to the slight tension, the ring shaped strip (1) is subjected to an elongation which is smaller along the edges than in its middle part. The edges are reinforced by folding over the material. The strip (1) is of transparent foil. The openings (2) are round, oval or square with rounded corners and are arranged in one of more rows.
Patent DE-2552441-A1 (DE)
Title: Quick acting clamp for machine tools - has releasing and clamping piston forming part of toggle lever system
Inventor: KUTSCHER HANS-WERNER
IPC: B25B5/06
Filed: 1975-11-22
Abstract: The rapid clamping mechanism is used especially for clamping of tools or workpieces or fixtures on machine tools. A cylindrical housing has piston moving at right angles to the housing longitudinal axis. The piston is actuated by eccentric actuating levers forming a toggle arrangement actuated by the piston movements. The tool or workpiece to be clamped can be rapidly inserted and removed without any damage to clamping elements. Each clamping element can be moved readily into releasing position for the tool. The clamping element is held in this position by a stop (15, 16) in a lowered position by a support plate (11) which accommodates the clamping element, and which is held so that the support plate (11) for a press tool is able to slide along the axis of the housing.
Patent DE-2557251-A1 (DE)
Title: Instant picture camera film - has developer and activator layers between light sensitive and support layers and holding capsules releasing fluid under heat
Inventor: WINKLER ALFRED
IPC: G03B17/52
Filed: 1975-12-19
Abstract: An instant picture camera uses a multiple layer film band. The developer layer is between the light sensitive layer (2) and the support layer (7) of the film strip. A layer (5) is also provided which consists of a series of separated capsules containing an activator fluid. The capsules (5a) in the layer (5) are manufactured so that they may be discharged by thermal action at a melting station or position. This ensures an even spread of activator over the film surface without using rollers or other mechanical means.
Patent DE-2558112-A1 (DE)
Title: Bag filter de-duster - for removing dust both during coal charging and coke discharging in a coke oven battery
Inventor: UENO HAJIME
IPC: C10B35/00
Filed: 1975-12-23
Abstract: Dust separating system for a coke oven battery, comprises a bag filter as the common dust separator for both coke discharge and coal charging stages, the filter being used first to separate dust during coke discharge and then alternately and repeatedly for dust separation during coal charging and coke discharging, so that coke particles are first deposited on the surface of the filter and thereafter tar-contg. dust from the coal charging stage is deposited on the layer of fine coke particles which have already been deposited. Advantageously, the gas and dust from the coal charging stage is subjected to combustion and prefiltration with a wet deduster before being passed to the bag-filter. Gives effective removal of tar fog without blocking the filters and with a major reduction in equipment and operating power costs.
Patent DE-2559175-A1 (DE)
Title: Planetary mixer having equal speeds for both shafts - with wall scraper rotating at half angular velocity
Inventor: KIMMEL HANS
IPC: B01F27/96
Filed: 1975-12-30
Abstract: In a planetary mixer unit the planetary axis is rotated at the same speed as the principal axis. A wall scraper unit is provided which turns concentrically with the main axis at half its angular velocity. Used for the agitation and dispersion of high-viscosity gels and pastes where uniform temp. within the mass is required, partic. when heating or cooled is involved. Equal-speed rotation and the scraper unit gives the necessary uniformity of mixing, and uneven frictional heating is avoided.
Patent DE-2604350-A1 (DE)
Title: Inhalation-type anaesthetic (2,2)-difluoro-(1,3)-dioxolane derivs. - prepd. by reacting ethylene carbonate cpds. with sulphur tetrafluoride
Inventor: DENSON DONASSLD DERBY
IPC: C07D317/42
Filed: 1976-02-05
Abstract: New halo-substd. 2,2-difluoro-1,3-dioxolanes have formula (I) (where X and Y bare F or Cl, one of X and Y opt. being H when the other is F). (I) are useful as inhalation anaesthetics, for which purpose the administered in the form of gas mixt. contg. a life-maintaining concn. of oxygen. The concn. of (I) in anaesthetic gas mixts. is generally ca. 0.33-8%. (I) are also useful as solvents and dispersants for fluorinated materials. They are readily miscible with other organic liqs., including fats and oils, and show useful solvent properties for these and other materials. Specific cpds. (I) include 4,5-dichloro-2,2-difluoro-1,3-dioxalane. In an example, this cpd. is prepd. by treating 326 g 1,3-dichloroethylene carbonate with 410 g SF4 and 34 g HF for 312 hrs. at 150 degrees C.
Patent DE-2609478-A1 (DE)
Title: Insulation for buried pipeline carrying hot medium - uses embedding insulant mass containing bitumen and dry granulate material
Inventor: PFEIFER JOACHIM
IPC: F16L58/12
Filed: 1976-03-08
Abstract: A buried pipeline carrying a hot medium is insulated and embedded using an embedding mass with 40-70 vol.% bitumen and 30-50 vol.% dried granulate mixture containing perlite. This mass is loosely placed about the pipeline and becomes melted down by the heat from the pipe to a compact embedding block. The granulate mixture contains powdered perlite and up to 15 vol. % rubber or caoutchouc in powder form in addition to the bitumen granulate and the perlite granulate. Formwork (3) may be placed around the pipe and receives the embedding mass.