baber/WOPTO huggingface dataset:
Patent DE-2630213-A1 (DE)
Title: Repeater rifle with breech bolt and magazine - has breech bolt sliding in cartridge guiding channel at stock end
Inventor: GEHMANN WALTER
IPC: F41C7/00
Filed: 1976-07-05
Abstract: The repeater rifle has barrel with telescopic sights. The cartridge magazine is situated below sliding breech bolt. The rifle has a particularly short length without adversely affecting the precision and handling. The barrell with the breech bolt is attached on the stock so that the breech bolt rear edge when the breech bolt is closed, closes the gap of the stock end. The breech bolt has a chamber rotating in the breech area. The opening travel of the chamber is divided into relative movement between the sleeve bridge and the sleeve bed and between the sleeve bridge and chamber.
Patent DE-2631237-A1 (DE)
Title: Pebble-bed reactor with renewable inner side reflector - composed of spheres of different sizes to improve packing factor
Inventor: HANTKE HANS-JUERGEN DIPL PHYS
IPC: G21C11/06
Filed: 1976-07-12
Abstract: A gas-cooled nuclear reactor comprises a pebble-bed of spherical fuel elements, which are continuously removed from the reactor, and depending upon their degree of burn-up, are replaced, the pebble-bed active core is surrounded by a side reflector, the inner-most layer of which adjacent to the active core, is also composed of spherical elements which are removed continuously or intermittently and replaced. This inner layer of the side reflector consists of spherical elements of approximately by the same size as those of the active core and, in addn. of smaller spherical elements pref. having a dia. of 0.15-0.2 times that of the larger reflector elements. Due to the higher compaction factor attained by the use of different sizes of spherical elements, improve reflecting capacity is attained and the quantity of reflector material required is reduced.
Patent DE-2632479-A1 (DE)
Title: Reclaiming worn cylindrical hard metal tools - by sintering hard metal outer ring onto undersize tool
Inventor: DOI YOSHIHIKO
IPC: C22C1/05
Filed: 1976-07-19
Abstract: A composite part is made of hard metal, where a powder mixt. of hard metal is moulded into a hollow cylinder (2) which is then located round a cylinder (1) also made of hard metal. The two parts (1, 2) are sintered, so that part (2) shrinks and is firmly bonded to the periphery of part (1). Sintering pref. occurs at high temp. in a gas, part (2) may be presintered, and >=1 sintering operation may be used. In an example, sintered tools are made from tungsten carbide and cobalt, and are reground after wear until the outside dia. is below the min. permitted; the tool is then scrap. The undersired (1) can be placed in an outer ring (2) of carbide and the assembly sintered so ring (2) shrinks onto (1). Costly materials are saved.
Patent DE-2632530-A1 (DE)
Title: Quick release fastener for mounting container - has shaft received in locating plate bore and rotated by sprung lever into locking position
Inventor: HELDT GERT DIPL ING DR
IPC: B60P7/13
Filed: 1976-07-20
Abstract: The fastener which is used to attach a container to a flat mounting face, has a shaft with hemispherical heads on each end. The centre section of the shaft has two parallel flats which allow its insertion into a forked location plate. When the shaft of the fastener is placed inside the central bore of the location plate it is rotated by means of a lever such that the shaft locks itself in the location plate. In order to retain the lever in the locking position, an axial spring load forces its inside end into an anchor groove on the location plate.
Patent DE-2649380-A1 (DE)
Title: Switching points for trackless tubular transport system - has asbestos cement branch tube with wheel guiding metal bars actuated electromechanically or hydraulically
Inventor: KIRCHHEIM RICHARD DIPL ING
IPC: B65G51/24
Filed: 1976-10-29
Abstract: The switching point for a trackless tubular transport system has an asbestos cement branch tube, the vehicles being deflected by interaction of wheels and a smooth guide in tubes. A vehicle in the tube is deflected laterally by guides in the tube. The guiding bars (2, 4) can be made from metal and are placed into the tube system only in the area where the tubes diverge. The bars are actuated by electromechanical or hydraulic units. The bars are held by hinge (6) together at the ends where they do not contact the vehicle wheels. The actuating lever mechanism (5) is operated automatically.
Patent DE-2652417-A1 (DE)
Title: Sunken ship indicator buoy - has boat mooring line housed in covered recess in casing and released when buoy clears rigging
Inventor: HIGGS WILLIAM YORK
IPC: B63C9/20
Filed: 1976-11-17
Abstract: The sunken ship indicator buoy with boat mooring line has a plastics foam filled GRP float (10) supporting a metal casing (15) for the reel and line connecting the buoy to a ship. The boat mooring line (30) is stowed in a recess (32) with a textile or plastic cover (40). The cover is secured by a "Velcro" (RTM) closure and is opened when the buoy has risen clear of the rigging by pulling on a release wire (44) running from cover upper edge to a reel on deck.
Patent DE-2656258-A1 (DE)
Title: Rolled rod or wire subjected to plastic deformation by flexure - then turned to obtain bright steel, so no pickling is required
Inventor: FANGMEINER RALF DR
IPC: B21C43/04
Filed: 1976-12-11
Abstract: Bright steel is made from rolled wire, where the wire is first calibrated to size by creating an oval cross-section, then rolling to form a round cross-section. The wire or rod is next subjected to flexure, applying about three times the stress arising in a straightening machine, so the wire is subjected to plastic deformation above its elastic limit and a symmetrical stress distribution is obtd. over its cross-section. After flexure, the wire is turned to remove the surface layer and obtain the required dia., and is then straightened. The flexure releases internal stresses.
Patent DE-2659110-A1 (DE)
Inventor: SCHWEIGER SEN GEORG
IPC: A01B45/00
Filed: 1976-12-28
Abstract: The ground-hugging harrow intended especially for the cultivation of meadows and pastures is to crush finely a crust formed by liquid manure and dung pats, whilst at the same time treating young and valuable plants and especially grasses carefully, and to distribute it uniformly over the worked surface. For this purpose, it has a drawbar (1), on which a main working part (2) having movable flat-iron crushing rings (5) is suspended via first chains (10). A trailing bar (3) is connected to the main working part (2) via second chains (11). Whilst the drawbar (1) consisting of an angle iron with downwardly directed legs serves especially for levelling the ground, an additional working rail (40) subdivided into portions is fastened to the first chains (10). This rail consists, for example, of a twisted flat iron and is suitable for scraping open encrusted places and distributing them laterally relative to the drawing direction. <IMAGE>
Patent DE-2700686-A1 (DE)
Title: Structuring or de:structuring substrates, e.g. fertilisers - with a phosphate sol or a phosphoric acid sol-carbonate combination to give less corrosive prod.
Inventor: SEIFERT ERNST
IPC: C05B5/00
Filed: 1977-01-08
Abstract: Dispersions or various substrates which are to be (de)structured (e.g. organic fertilisers which are to be lightly aggregated or heterogeneously granular kiln, lime, Thomas lime or K2SO4) are treated either by (1) applying a colloidal phosphate sol. alone or (2) by first applying alkali(ne earth) metal carbonates and mixing thoroughly and then applying and working in a sol. contg. colloidal H3PO4. The products can be applied to difficult land and because they contain no H2SO4, are less corrosive.
Patent DE-2709066-A1 (DE)
Title: Transverse cutting machine for prodn. of paper bags - is operated by coordinating grooved shaft and knife shaft fitted with coarse and fine knives
Inventor: BROCKMUELLER FRIEDRICH FRANZ
IPC: B26D1/62
Filed: 1977-03-02
Abstract: A transverse cutting machine for material tracks is used during the production of paper bags. It includes a grooved shaft fitted with cutting grooves and a knife shaft coordinated with it consisting of a total of four knives two each for coarse and fine cut offset by 180 deg. in relation to each other. The knife shaft has its bearing accentric to rotating face plates. The central drive wheel (13) with the stays (15) supporting the equalising bevel wheels is connected to a bevel differential with a transmission ratio of 2:1. The drive shaft bevel wheel (17) may be coupled to the face plate shaft (1) and with a blockable lever (19) moved by a disc rotating at the revolutions of the face plate shaft (1) attached to the other drive shaft bevel wheel (18).
Patent DE-2709889-A1 (DE)
Title: Document ring file using split rings - has rings locked and released by movement of sliding bar which has moulded projections
Inventor: TOMITA KEIJI
IPC: B42F13/16
Filed: 1977-03-08
Abstract: The ring file for documents consists of two plastics bars (10, 20). The bar (20) is provided with moulded projections (21) which slide in matching recesses (13') in the bar (10). A third bar (30) is provided with two pairs (31, 32) of headed pins. The pins (32) engage in longitudinal slots in the bar (10). The pins (31) engage in slots (23) which are inclined at an angle of 45 deg. to the longitudinal axis of the bar (20). Sliding the bar (30) in the longitudinal direction causes the pins (31) to travel along the slots (23) and pull the bar (20) towards the bar (10). The half rings (25) are brought into contact with the half rings (16) and so retain any documents placed on the half rings (16).
Patent DE-2710940-A1 (DE)
Title: Electronic monitor for gas fired appliances - closes safety valve on flame failure and responds to gas leaks
Inventor: SANDMANN ERNST ING GRAD
IPC: F23N5/10
Filed: 1977-03-12
Abstract: The electronic monitor for gas fired appliances does not use mechanical components, such as setting clock or open relay contacts. The safety closing system is tripped additionally with a gas leakage detector. The gas is ignited by application of supply voltage. In case of successful ignition the electronic control system switches the gas appliance to normal operation. In case of supply voltage failure the monitoring system records a disturbance. In this case the safety circuit closes directly the safety valve. The latter can be opened after the previously carried out ignition process. The safety circuit is controlled also by a gas detector which switches the safety valve off in case of gas leak.
Patent DE-2713746-A1 (DE)
Title: Ice warning device for motor vehicle - has road contacting slide which transmits audible warning to hand grip formed as vibrator
Inventor: SALZER ADOLF
IPC: B60R99/00
Filed: 1977-03-29
Abstract: Vibrations from a slide, making road surface contact, are transmitted to a hand grip. The hand grip is formed as a vibrator to give an audible as well as a sensual hand feeling. The hand grip may be formed as a hollow ring containing small loosely packed granules or as a rattle with loosely stacked metal plates.
Patent DE-2714568-A1 (DE)
Title: Washing textiles with phosphate-free detergent - in machine contg. closed compartment for filter bags filled with aluminium silicate
Inventor: KOEPPELMANN EDGAR DIPL CHEM DR
IPC: D06F39/10
Filed: 1977-04-01
Abstract: Parent Patent discloses an installation for machine-washing and cleansing solid materials, e.g. textiles, using a low-phosphate- or phosphate-free detergent or cleanser soln. in the presence of water-insoluble cation-exchangers capable of bonding water-hardeners and impurities. The installation is of conventional or modified design, fitted with a closed circuit pipe working with a motor-driven circulating pump and an adsorption device for the cation-exchanger used. The adsorption device in this addn. consists of a compartment which can be closed and which contains >=1 (pref. 2-10) bags of water-permeable material filled with Al silicate having grain-size 20-1.5 (30 to 1) mm. Filter construction is simple. Clogging of filter pores is obviated. The exchanger can be disposed of as waste, without encumbering waste water pipes. The consumer can adjust exchanger quantity by using a definite number of bags. The washing power of phosphate-rich detergents can be achieved and even exceeded. The bags may be made of paper, textile, porous plastic, synthetic fibre or metal fabric, and are esp. disposable filter bags.
Patent DE-2715796-A1 (DE)
Title: Cassegrain antenna with main reflector - has second reflector formed as metallised layer on bottom of bottle shaped plastics hood mounted at open end
Inventor: BRUNNER ANTON
IPC: H01Q19/19
Filed: 1977-04-07
Abstract: The cassegrain antenna consists of a main reflector and a salient primary radiator pref. in the form of a horn radiator with a second reflector before it, held by a plastic hood surrounding the primary radiator. The plastic hood (7) has the shape of a bottle or pot whose bottom (8) is shaped like the second reflector. It is provided with a metallised layer (9), so that the reflector consisting of the metallised layer (9) and the plastic hood (7) forms a constructional unit. This unit is mounted at the open end of the plastic hood (6).
Patent DE-2724339-A1 (DE)
Title: Ship gangway system with tidal compensation - has vertical pivot to take up twisting and roller on horizontal surface to accommodate height differences
Inventor: EDGE GEORGE
IPC: E01D15/24
Filed: 1977-05-28
Abstract: The gangway structure provides a connecting link between a vessel and a docking area to permit loading and unloading of the vessel. The prevalent variable relative positional dispositions of the vessel and docking area due to tidal and water current changes or vessel displacement changes caused by loading, are absorbed. A gangway structure can support one end of the vessel. The other end is held on the docking area. Cooperating vertical pivots and horizontal axis rollers preclude the torsional twisting of the gangway structure, e.g., in any position of movement in connecting link relation to the vessel and docking area. Tower structures and elevated connecting gangway span supports extending between for accommodating the docking area end of the gangway structure.
Patent DE-2727377-A1 (DE)
Title: Capacitive transfer of measurement voltage - involves synchronised changeover switches between circuits with different reference potentials
Inventor: MARGARIS PANAJOTIS ING GRAD
IPC: G01R19/00
Filed: 1977-06-14
Abstract: A circuit with a capacitor can be connected to a measurement voltage and an evaluation circuit via two synchronised changeover switches. It enables transfer of the measurement voltage to the evaluation circuit despite different reference potentials in the measurement and evaluation circuits. The selected contact (11, 12) of the first switch (4) is connected to the measurement voltage (U1) with a given reference voltage (9). One contact (14) of the other switch (5) is connected to the reference potential (18) of the evaluation circuit (17), whilst the other contact (13) of that switch is connected to the evaluation circuit input connection (15). As the switches change over the measurement potential is transferred to the evaluation circuit.
Patent DE-2748613-A1 (DE)
Title: Power press or machining station - is supplied with metal strip by horizontally floating drive unit with opposed friction rollers
Inventor: FREI HANS-JOACHIM
IPC: B21D1/02
Filed: 1977-10-29
Abstract: A metal ribbon (6) which is drawn off a supply coil (13), moves through a set of cylindrical rollers (18) which straighten out any curvature in the ribbon. The next station (3) in the path of the ribbon, is a friction drive (17) which controls the feed rate of the ribbon to the machining or press location (4). The ribbon straightening unit (2) and the friction drive feed (3) are located on rollers (9, 10) and can be moved together or individually in the direction of the ribbon path (B). This allows the ribbon to be momentarily stopped for the press operation whilst the friction and straightening rollers remain moving and in contact with the ribbon.
Patent DE-2750035-A1 (DE)
Title: High pressure hydraulic components assembly - has base block to carry magnetically operated seat valves in building block fashion
Inventor: BRUNNER DIETRICH
IPC: F15B13/08
Filed: 1977-11-09
Abstract: Hydraulic building block comprises small hydraulic components which are linkable in their height and surfaces, and which have quantity altering, distributing and controlling functions. There is also a base block. The connecting form of the components (10-13) and the base block (1) are precisely symmetrical, using two connecting and two fixture holes. The components (10-13) and the base block (1) are arranged in a predetermined fashion and/or sequence, and turned consecutively around the lengthways a s through 180 degrees. The components (10-13) are hermetically sealing seat valves with magnetic operation.
Patent DE-2753948-A1 (DE)
Title: Vehicle dual circuit brake pressure control valve - has two coaxial valves, one movable on operating shaft to allow equal outlet pressures from unit
Inventor: SCHOPPER BERND
IPC: B60T11/34
Filed: 1977-12-03
Abstract: The brake pressure control is for vehicle dual current brakes. The housing carries two coaxial chambers in tandem. Each chamber has its own valve seat (12 + 6) and valve (2, 3), the valve at rest being held off the seat. One of the valves comprises a shaft (9) and valve crown (10) which may be moved on the shaft. The valve is biased towards the seat (12) by a weak spring (15).
Patent DE-2758308-A1 (DE)
Title: Electric motor powered vehicle servo-assisted steering - uses motor current in place of steering moment as control reference
Inventor: STEINMANN HELMUT ING GRAD
IPC: B62D5/04
Filed: 1977-12-27
Abstract: The sterring drive control is effected by monitoring the current to the electric motor (M) and hence the servo-moment as a reference quantity. The motor control unit (10) is coupled with a rotational direction switch (12)which activates the motor. In turn the motor is switched off at a predetermined min. value of current by a relay (R3). An interlocking switch system for the motor keeps it switched on up till the attainment of an absolute min. current value independent of the stering rotational direction. The switch system is coupled via diodes (D1, D2) to both connections (14, 15, L, R) of the rotational direction switch.
Patent DE-2804828-A1 (DE)
Title: Steel container for storing spent nuclear fuel elements - is internally and/or externally coated with aluminium to inhibit tritium permeation
Inventor: EBINGER HORST ING GRAD
IPC: G21F5/008
Filed: 1978-02-04
Abstract: The al coating inhibits the permeation of tritium through the steel wall of the vessel and thus greatly hinders its escape. Risk of external pollution from tritium, for example of neighbouring steel control rods stored in the same pool, is very much reduced. The Al coating is pref. 0.5-2 mm thick. Typically, even in the most unfavourable case, a vessel coated with 0.5-2mm al has a tritium permeation rate of =10-15 cm/3/cm2. S. mm for a pressure difference of 1 bar.
Patent DE-2806407-A1 (DE)
Title: Squeeze and rapping devices on upper part of moulding machine - with tubular member defining sand retaining space with squeeze plates
Inventor: KURODA MASANOBU
IPC: B22C15/30
Filed: 1978-02-15
Abstract: A moulding machine includes a moulding table disposed in a lower machine section and a squeeze cylinder disposed above the table. An open-topped hollow tubular member is operatively connected to the squeeze cylinder and a squeeze plate is mounted on the tubular member for pivotal movement between open and closed positions at the bottom of the member. The tubular member and squeeze plate cooperate, when the squeeze plate is in a closed position, to define a sand retaining space and to form a squeeze head operable by the squeeze cylinder. Used in sand moulding machine. Both the squeeze device and rapping device are disposed in the upper machine section to minimise the adverse effect of scattered sand to the machine. The squeeze head also acts as a sand hopper. The jolt device can be disposed independently of the squeeze and rapping devices. The design of the machine eliminates time-consuming horizontal reciprocal movement of heavy-weighted squeeze heads.
Patent DE-2808036-A1 (DE)
Title: Surface treatment of PVC components - to improve weather and/or light resistance using di:chloro-methane solns.
Inventor: BAUMGAERTEL HANS DIPL CHEM DR
IPC: C08J7/044
Filed: 1978-02-24
Abstract: Liquid compsn. for application to PVC components to improve weather and/or light resistance, consist of 5-0.1 (2.5-0.5) wt% of at least one Uv absorber and/or light stabiliser for PVC, and 95-99.9 (97-5-99.5)% dichloromethane, opt. mixed with other swelling solvent to give an evaporation value (DIN 53170) of below 4.5, pref. 1-2.2, and ignition temp. (DIN 51794) above 480 degrees C. Used for application to PVC in external use, e.g. facade sheet, window frames, gutters, rain pipes, corrugated and roof sheet, benches, packaging containers, etc. Very short drying times and no special drying equipment are required. The compsn. is applied to the PVC ar 45 degrees C pref. at room temp. and does not damage the surface.
Patent DE-2810632-A1 (DE)
Title: Slimming exercise appts. - includes seat positioned inside frame with braked treadle pedals including slide rods connected by traction element
Inventor: PEITZ SEN JOSEF
IPC: A63B23/04
Filed: 1978-03-11
Abstract: The slimming exercise apparatus consists of a frame with an adjustable seat and a treadle device fitted with two pedals. The pedals (16) are each connected to a rod (15), the rod having an adjustable bearing inside the frame (1) on axially fixed pipes (17). The rods are coupled by a traction element. Brakes are located inside the pipes (17) with their braking force being greater when the rods are pulled out than when they are pulled back. The brakes consist of links equipped with wedge surfaces facing each other.
Patent DE-2811837-A1 (DE)
Title: Telephone subscriber metering circuit - feeds pulses to counter which delivers meter pulse on reaching predetermined count
Inventor: ZARIFOPOULOS DIONYSIOS P DIPL
IPC: H04M15/18
Filed: 1978-03-17
Abstract: A circuit arrangement is used for metering conversation -duration-dependent charges of telephone calls between subscribers. It includes a pulse counter (M1) and a central pulse generator (G1). When a subscriber (FA) completes a connection by way of his subscriber switching apparatus (TS) to a second subscriber, an input of a pulse counter (M1) is connected to an input (1) of a first exchange group apparatus (I.GG). The pulse counter is also connected directly to a central pulse generator (G1) and on receiving a signal of the start of the conversation from the group apparatus, commences to count. On reaching a predetermined count, the counter delivers a metering pulse to the group apparatus which records a charge unit. The counter (M1) is then reset to zero, and if the conversation continues, starts to count again.
Patent DE-2813610-A1 (DE)
Title: Overhead protective suspension net erection - uses slider mechanism mounted between masts in first row of support uprights to pull net up into required position
Inventor: KAEUFL OTTO DIPL ING
IPC: H02G7/18
Filed: 1978-03-30
Abstract: A protective net is stretched across a road or railway line. Two rows of uprights are arranged parallel to one another with at least two uprights arranged on either side of the covered object. A suspension cable is slung between the two masts and the ends of the cable are fastened by grip-tensioners located in the building-lines of the masts. A sliding device is mounted between the masts in the first row of uprights, and the net beside this row of masts is spread out of the ground, and then drawn up into position, via the sliding device, across the road, rail or crossing point by the tensioning and assembly cables.