baber/WOPTO huggingface dataset:
Patent DE-2650337-A1 (DE)
Title: Electrostatic dip tank powder coating - has jet appts. with suction opening in fluidised powder bed
Inventor: RINGEL JUERGEN DIPL ING
IPC: B05C19/02
Filed: 1976-11-03
Abstract: The device for electrostatic powder coating in a dip tank (1) comprises a jet appts. (4) of which the mixing pipe (6) simultaneously forms an electrokinetic charging device. The jet appts. is arranged within the dip tank with its suction opening (3) leading directly into the fluidised powder bed (13). Coating is carried out by dipping earthed workpieces (8) into the powder mist of electrically charged particles. The inner surfaces of or the whole of the dip tank is made of electrically conductive material, and the dip tank is earthed. The electrical conduction properties of the inner walls of the tank have no effect on constant uniform charging density of the powder.
Patent DE-2701098-A1 (DE)
Title: Flexible strip for perforating printed paper sheets - has thin strip bent into T-shape between cylinder with helical groove and shaping disc
Inventor: THOMPSON CLYDE W
IPC: B21F3/04
Filed: 1977-01-12
Abstract: The strip has a narrow, sharp edges, ridge which protrudes from one of its faces, so that the section of the strip is approximately 'T' shaped. The strip is bent at right angles to its base, to give it the shape which is to be cut. The bending fixture consists of a base (30) on which a vertical cylinder (32) with square thread (34) is mounted. The depth of the thread is slightly less than half the width of the base surface of the strip. A screw spindle (38) is mounted centrally in the cylinder and has the same thread pitch as the cylinder. A horizontal pivoting arm (44) pivots with a nut (46) on the screw spindle. a grooved disc (70) is mounted no the arm and can be moved towards the threaded cylinder. The strip to be bent is placed between the cylinder and the disc in the thread and the groove. The strip is bent by pushing the arm.
Patent DE-2701387-A1 (DE)
Title: Decoration of walls or ceilings with paper panels - uses sheets of standard size arranged symmetrically with border
Inventor: FIEDLER HANS
IPC: B44C5/04
Filed: 1977-01-14
Abstract: When decorating walls or ceilings with sheets or panels of wallpaper or film it is usually necessary to trim some of the sheets in order to fill the gap between the edge of the sheets and the corner of the walls. To avoid this troublesome task it is proposed to arrange the panels or sheets in symmetrical rows and columns. The sheets or panels are so spaced that the gap between the sheet edges is always the same. The sheets are surrounded by a frieze or border and the gap between frieze and sheets is equal to the gap between the sheets. If necessary a second narrower frieze can be arranged inside the frieze. The sheets are provided with a self adhesive surface.
Patent DE-2709698-A1 (DE)
Title: Fluid density, surface tension and viscosity measurement - using ultrasonic suspension of drop at pressure node and adjusting transmitter compensation voltage
Inventor: ACHATZ MANFRED DIPL PHYS DR
IPC: G01N35/00
Filed: 1977-03-05
Abstract: Device determines density, surface tension and viscosity of small fluid volumes without requiring sensor contact with the vol. wall. Measurements are carried out on single fluid drops. The fluid sample is placed in a standing ultrasonic wave and held suspended as a drop at a pressure node. The ultrasonic transmitter compensation voltage is adjusted to position the drop at the same height as a reference fluid drop and gives a measure of the density. Surface tension and viscosity are determined from the resonance curve of volume oscillations induced by l.f. amplitude modulation.
Patent DE-2711379-A1 (DE)
Title: Device for turning pages of music - is controlled by foot switch operated by instrumentalist without interrupting his playing
Inventor: STANGER HARALD
IPC: B42D9/06
Filed: 1977-03-16
Abstract: When playing a long piece of music the instrumentalist must turn over the pages of the score, which can interfere with the performance. The invention enables the pages to be turned by a device controlled by a foots witch. An electric motor (2) drives a disc (19) through a pinion (1). The disc carries a pin (3) which drives a spring loaded connecting rod (5) which rotates an arm (21) through 180 deg. and at the same time imparts a radially reciprocating motion to it. The end of the arm (21) carries an electromagnet (7) which attracts a magnetic disc (8) fixed to the edge of the page (20). When the page (20) has been rotated through 180 deg., the electromagnet is automatically de-energised, releasing the page (20) and the arm (21) returns to its initial position.
Patent DE-2712263-A1 (DE)
Title: Heating or cooling roller for rubber processing - has liq. flowing through journal into interior and emerging through internal tube
Inventor: KLEMMER ADELHART
IPC: B29B7/62
Filed: 1977-03-21
Abstract: A hollow roller, partic. for processing rubber or plastic materials, permits heating or cooling agent to pass through it by means of a tube projecting into it and through one journal. The roller end of this tube lies in a diametric plane at or near to the inside face of the roller near to the end remote from the journal concerned. The high efficiency heating/cooling, roller is almost completely filled with the heating/cooling agent, and has a simple construction which can be fitted to existing plant.
Patent DE-2713161-A1 (DE)
Title: Rats and mice exterminator - has tubular film filled with poisoned bait and suspended by a rigid bar which doubles as closure
Inventor: REINELT HERBERT
IPC: A01M25/00
Filed: 1977-03-25
Abstract: The device for exterminating rats and mice uses poisoned bait arranged in a thermoplastics tubular film fitted, at its upper end, with a support for suspending it e.g. from a loop or hook. This support is a rigid bar with a hole in it through which e.g. a looped piece of string may be threaded. The bar is lengthwise bent double and thus grips both walls of the film tube, thus serving also as closure for it.
Patent DE-2719695-A1 (DE)
Title: Continuous band pressure filter for slurries - with pressure-applying belts synchronised to band and with pre-filter
Inventor: HARP JOHN
IPC: B30B9/24
Filed: 1977-05-03
Abstract: The moving band esp. perforated stainless steel of a band filter passes between two sets of caterpillar-tracked pressurising belts whic run at the same speed as the main band. A squeeze pressure of 50-500 psi. is applied by hydraulic means. There is a pre-filter pressure band upstream of the main filtration unit. Filter is used for the continuous filtration of solid-liquid slurries. Dewatering equivalent to a filter press. is achieved in continuous operation.
Patent DE-2720561-A1 (DE)
Title: Sorption system using solar energy - converts small variations in absolute temp. to larger variations in gas pressure
Inventor: TCHERNEV DIMITER I DR
IPC: F24S10/80
Filed: 1977-05-07
Abstract: The system comprises a hermetically sealed container, having an inlet and outlet each with a one-way valve. A solid molecular sieve zeolitic absorbent in the container absorbs an expansible fluid which enters the container through the inlet when cool. A low-grade heat source periodically raises the temp. of the absorbent. The warmed fluid is expelled through the container outlet into a condenser in which it is cooled prior to being expanded for cooling purposes. The system is used in a solar energy refrigeration. High reliability and long operating life are obtd. because the system is free of moving parts.
Patent DE-2722938-A1 (DE)
Title: Refrigerator chamber with refrigerator plant - has walls and covers readily exchanged in their positions
Inventor: KESKIKYLAE PERTTI
IPC: E04H5/10
Filed: 1977-05-20
Abstract: The refrigerator chamber includes refrigerator plant with motor and refrigerating elements. The refrigerating plant is connected to one side wall element. The refrigerator chamber wall and floor and ceiling arrangements are designed so that the refrigerator plant can be situated at required position. The refrigerator plant (8) is held on a side wall element. These side wall elements are designed so that a side wall together with the attached refrigerating plant can be positioned on either side. The rear and front walls are congruent so that the positions of walls can be exchanged. Similarly the ceiling and floor elements are symmetrical relative to horizontal and vertical axis so that they can be installed in a required vertical and horizontal direction. The ceiling and floor elements can be also exchanged.
Patent DE-2724208-A1 (DE)
Title: Add-on ski weights - are fitted with damping strips, indicator signs and attachment fittings
Inventor: WEINERT EDUARD
IPC: A63C11/00
Filed: 1977-05-27
Abstract: Impact ski weights are used to increase the moment of inertia. To suit the type of track used. They are fitted with the necessary damping strips, special indicator signs and holes for the purposes of shock absorption, organisation and fitting. Suitable handle carriers, special screws, snap on fingers and ski stock shaped carriers are used for the transport of the weights and for their storage ready for use. The weights may be fitted with shock absorbing intermediate layers or strips to permit adjustment of the degree of damping through the tightening of an adjustment screw or similar device.
Patent DE-2730033-A1 (DE)
Title: Rear door panel for rubbish container - has cut=out portions with side pivots to support rubbish containers of various capacities and lifted to various heights
Inventor: REICHENKRON HEINZ FRITZ DIPL I
IPC: B65F3/02
Filed: 1977-07-02
Abstract: The tipping assembly consists of a back wall unit (1) with several cut-out portions (6-9) of various sizes and at various heights. Adjacent to the edges of the cut-out portions are fixing claws (10-17) which act as safety catches or bearing points for the containers to hold the rubbish containers. The claws are attached to the pivoted barrier door (4) at the back of the main container. To the base of the door (4) is attached a support plate (5) which extends from the door in a direction substantially at right angles from the rear door. This is used to carry the containers before and after emptying. The design of door and attachments is suitable for a mobile dust cart to accept rubbish from containers of various sizes and lifted to various heights depending on the conditions. Most prior art designs do not permit containers of different sizes and volumetric capacities to be fitted to the same door.
Patent DE-2731101-A1 (DE)
Title: Fracture sealing element for mine consolidation - is an angled metal sheet assembly coated with rubber-PTFE laminate
Inventor: IRRESBERGER HERMANN DR MONT
IPC: E21D23/06
Filed: 1977-07-09
Abstract: A fracture seal for fracture shields used in mine consolidation is composed of angled sheet metal seal elements whose upper shank bears upon the fracture shield whilst the lower shank bears laterally and displaceably (via spring loaded elements) against the fracture shield. Upper and lower shanks subtend an acute angle, thus defining a sharp sealing edge. Guide elements are associated with the spring loaded elements which are hinged to the lower shank, each fracture sealing element having an adjusting element. The sealing elements are coated with an elastic, wear-resistant, low-friction material e.g. a rubber core with hard skin e.g 'Teflon' (RTM).
Patent DE-2731784-A1 (DE)
Title: Electrically insulating filler for electric heater tubes - using magnesia mixed with glass to give low leakage currents
Inventor: STURM KARL-GUENTER
IPC: H01B3/10
Filed: 1977-07-14
Abstract: The filler is a mixt. of (a) granular MgO; with (b) 0.05-5, pref. 0.02-2, esp. 1-1.5 wt.% glass with low alkali content and glass transformation temp. (T) 650-1000 degrees C. Glass (b) pref. has a specific electric vol. resistance of min. 108 ohm. cm at min. 400 degrees C and pref. above 550 degrees C. Glass (b) pref. contains by wt. 15-25% Al2O3, 45-60% SiO2, 8-28% BaO + CaO + MgO + B2O3, max. 3% ZrO2, and 2% max., esp. 1% max. alkali metal oxide. The mixt. (a, b) may also contain (c) 0.1-2% fused granular cordierite contg. 45-70% SiO2, 15-35% Al2O3, 5% max. CaO, and 10-25% MgO, where 70% max., and esp. 20-50% of the MgO has bee replaced by FeO. Used for surrounding resistance heating wires in tubular heater elements, so leakage currents can be reduced and tubes with smaller dia. used.
Patent DE-2733139-A1 (DE)
Title: Biological sewage treatment - in final clarification basin subdivided in eight funnels inside aeration basin
Inventor: DANJES MARTIN DIPL ING
IPC: C02F3/20
Filed: 1977-07-22
Abstract: The Parent Patent described a biological sewage treatment in which the final clarification basin surrounds the aeration basin and is connected it by a slot. This clarification basin is best subdivided into a number of individual funnels which have the shape of a truncated pyramid at the bottom and of a cube on top. The arrangement improves the slowdown of the fluid entering the final clarification. Any turbulence can be smoothed out in the zones between the funnels. The sludge between the funnels is kept in a more effective swirling flow.
Patent DE-2734514-A1 (DE)
Title: Sheet metal joint cover for prestressed concrete tank - is secured to base and wall of tank before prestressing
IPC: E02B3/16
Filed: 1977-07-30
Abstract: The joint construction is for use at the junction of the side walls and the base of a large, prestressed concrete liquid tank. The joint is covered by a thin sheet metal strip, firmly fixed to the concrete on both sides of the joint, and so arranged as to accommodate deflection associated with all loading conditions without damage. The base (3) of the cylindrical tank is separated from the side walls (2) by a horizontal joint. Sheet metal, covering the joint, is anchored to both concrete components before the concrete is stressed. When stressed but empty, the joint has maximum deflection and the metal cover maximum stress. Stress in the metal cover diminishes as the tank fills.
Patent DE-2742876-A1 (DE)
Inventor: BRUNNER ALFRED DR SC TECHN
IPC: F22G3/00
Filed: 1977-09-23
Abstract: The steam generator has two superheating surfaces (9, 11) which are designed as tube banks and connected in series on the steam-side and the second of which lies upstream of the first in the smoke-gas flow of the steam generator. Arranged in the connecting line (36) between the two superheating surfaces is an injection cooler (10) which is influenced via a control (26) by the outlet temperature of the second superheating surface (11). Arranged in the smoke-gas flow in front of the tubes of the second superheating surface (11) are protective tubes (50) which are connected on the steam side in parallel with the first superheating surface (9) and with the injection cooler (10). The outlets of the protective pipes (50) are connected to the distributor (31) for the second superheating surface (11) between the injection cooler (10) and the connection points of the bank tubes. By these means, all bank tubes of the second superheating surface are charged with steam at a uniform temperature, as a result of which the outlet temperature of the steam from the tubes of this heating surface is made uniform. <IMAGE>
Patent DE-2744976-A1 (DE)
Title: Ascorbic acid-contg. compsn. effective against pigment disorders - e.g. freckles, contains anhydrous, hydrophilic ointment or polyethylene glycol! vehicle
Inventor: DAUTE HORST-HERRMANN
IPC: A61Q19/02
Filed: 1977-10-06
Abstract: Compsn. effective against freckles, pigment anomalies and age spots (senile lentigines) consists of an anhydrous, esp. ointment-like vehicle and 4-25 (4-15) wt. % 1-ascorbic acid, (I), as active ingredient. The compsns. can be used as sticks or ointments. (I) inhibits melamine pigmentation of skin. Depigmentation is only temporary and reversible. The compsns. are effective and non-toxic. (I) can be used as ascorbyl laurate or -palmitate or as Ca- or Na ascorbate. A pref. vehicle is an anhydrous, hydrophilic "unguentum molle" type ointment contg. the very finely divided powdery (I). The vehicle may also be a polyethylene glycol ointment, consisting of a mixt. of polyethylene glycols having different mol. wts. and contg. (I) in dissolved form.
Patent DE-2750353-A1 (DE)
Title: Small semiconductor stack rectifier - has stack of rectifier plates and leaf spring clamped together by metal case, with insulating clearance left between plates and case sides
Inventor: SCHNEIDER HEINZ ING GRAD
IPC: H01L25/07
Filed: 1977-11-08
Abstract: The small semiconductor rectifier consists of a stack of rectifier plates and a metal case. The stack rests on the middle of the case bottom, with the case sides holding the plates and a flat leaf spring together. The case provides a connection between the top and bottom of the stack. The case (4) bottom (4a) is flat and an insulating clearance (d) is provided between the sides of the rectifier plates (1) and the case sides (4b). This clearance is produced by the leaf spring (3) which is wider than the rectifier plates.
Patent DE-2752325-A1 (DE)
Title: Endoscope distal end bending mechanism - has twin rack and pinion drives for tensioning wires and separate adjusting screws
Inventor: TAKAHASHI NAGASHIGE
IPC: A61M25/01
Filed: 1977-11-23
Abstract: The endoscope has an operating button on its handle which is rotated to control a tensioning system which bends over the remote flexible end. This button carries a pinion (5) which forms part of a double rack and pinion mechanism, with a sleeve (8,9) attached to each rack (6,7) for tensioning two wires (12,13) attached to the distal end, which apply the required tension. The double rack and pinion drives allow the distal end to be bent over in either direction. The ends of the two racks (6,7) carry externally threaded extensions (6a,7a) so that they can be screwed into the two parallel clamping sleeves (8,9). The other ends are fitted with adjusting screws (16,17) which position them inside sleeves (20) inside which they slide. Each wire carries a nipple (14,15) which fits inside the hollow ends of teh cable sleeves (8,9).
Patent DE-2754512-A1 (DE)
Title: High chromium stainless steel with very low carbon content - made via treatment with argon and oxygen in vacuo
Inventor: IWAOKA SHOJI
IPC: C21C7/10
Filed: 1977-12-07
Abstract: The prod. is made starting from molten steel contg. 0.2-1% C, 0.5% Si, >10% Cr, other alloying elements, and treated by the steps:- (a) inert gas at 1-15, esp. 5-15 N1/minute/tonne, is blown into the melt in a ladle, while a gentle stream of O2, esp. 1-11.5 Nm3/hour/tonne, is blown onto the surface of the melt, esp. from a lance 1/2 - 1 1/2 m above the bath surface, until the bath contains 0.025-0.05% carbon, (b) the injection of inert gas is continued under a vacuum harder than 10 torr so a reaction-active surface ratio (RASR) over 7% is obtd. in order to reduct the carbon to below 0.003%. The RASR is the % of fresh bath surface obtd. by injection of inert gas as compared with the total bath surface. Used to mfr. ferritic stainless steels with exceptionally high resistance to corrosion, and extremely high toughness.
Patent DE-2807931-A1 (DE)
Title: Photoelectric switch for teleprinter or typewriter - has pushbutton carrying leaf spring with monostable starting position and perpendicular storage spring
Inventor: BEHRENDT WOLFGANG
IPC: H03K17/969
Filed: 1978-02-24
Abstract: The photoelectric switch has a spring-loaded pushbutton (2) moving a toothed shutter (4) whose teeth (10) interrupt light beams (11) to photocells. The shutter is moved linearly at right angles to the pushbutton by a leaf spring (7) fixed into the button at one end and free at the other. When the button is depressed, the free end of the leaf spring moves down against the free end of a springing arm (12) bending the latter down in the process. This causes the leaf spring to bow out in one direction thereby moving the shutter. Continued downward pressure causes the leaf spring to slip off the end of the arm and return to an approximately straight shape.
Patent DE-2810670-A1 (DE)
Title: Vehicle headlight unit with prismatic lens - has divided prisms ensuring correct light intensity in all zones
Inventor: WEIGEL MANFRED ING GRAD
IPC: F21V5/00
Filed: 1978-03-11
Abstract: The motor vehicle headlight uses an incandescent filament lamp, whose filament is arranged in front of the parabolic mirror focus. The lens has horizontal strip shaped prisms in its lower part. Light intensity directly below the bright and dark boundary is increased. The light deflecting effect of each prism is reduced towards both sides in such a manner that all different images of the filament (1) will be adjacent directly on the straight bright and dark zone boundary. The prisms are divided in a number of horizontally side-by-side arranged sections in which the given prismatic deflecting effect is constant.
Patent DE-2811668-A1 (DE)
Title: Matching circuit for high resistance voltage sources - has operational amplifier connected to integrator with long time constant
Inventor: SPIES HANS
IPC: H03F1/30
Filed: 1978-03-17
Abstract: The voltage sources are a piezoelectric crystal or ceramic, and a capacitor microphone. They are connected to an input of an operational amplifier for amplification of the voltage source output signals. The amplifier (V1) output is connected through an integrator (I;V2, R4, C1) to an electrode serving as reference potential for the high ohmic voltage source (P). The integrator (I) time constant (R4, C1) is much greater than the mean rise time of the h.f. voltage source output signals. Both electrodes of the high ohmic voltage source have a high impedance relative to earth.
Patent DE-2817149-A1 (DE)
Title: Calibration appts. for IR breath alcohol analyser - has attenuating platelet esp. of quartz inserted in radiation path
Inventor: ADRIAN WERNER PROF DR ING
IPC: G01N21/27
Filed: 1978-04-17
Abstract: Calibration appts. for an IR absorption gas analysis device is claimed in which the gas is contained in a measuring chamber and Ir radiation passes from a source through an inlet, into the chamber and finally passes out from the chamber through an outlet to a receiving optical element. Appts. comprises in attenuating medium which can be introduced into the path of the radiation before it reaches the optical element. This attenuating medium corresponds to a predetermined absorption level within the measuring chamber. More specifically, it is of a material which absorbs in the same wavelength range as the gas contained in the chamber. Attenuating medium is pref. in the form of a platelet, esp. of adjustable thickness. Used partic. for the daily calibration of a gas analysis appts. used in detecting the level of alcohol in human breath. With the appts. illustrated, it is only necessary to introduce the attenuating disc or platelet into the path of the radiation outside the chamber while the chamber itself remains filled with air. In this way, no special calibrating gases are required.
Patent DE-2824623-A1 (DE)
Title: Gas-insulated, ready-for-use, medium-voltage switch gear - with circuit breaker cells which are encapsulated in plastics rendered conductive by soot filler or metallising
Inventor: HOLLMANN FRITZ
IPC: H02B13/035
Filed: 1978-06-05
Abstract: Ready-made, gas-insulated, switching installation for medium-range voltage comprises gas-proof encapsulated switch cells. The encapsulation is made of electrically conductive plastics throughout. The plastics is a castable or injection-mouldable thermoplastics or duroplast, filled with carbon-black, or conductivity may be achieved by metallising. Suitable plastics include polyamides, polypropylene. The encapsulation may be made up from pre-moulded parts in which case gas-proof bonding by ultrasonic welding is recommended.