baber/WOPTO huggingface dataset:
Patent DE-4104330-A1 (DE)
Title: Use of phosphonylated silane or phosphonylated silicone - as antifoam in prepn. of processing of food e.g. in sugar, yeast and potato processing
Inventor: HAERER JUERGEN DR
IPC: B01D19/04
Filed: 1991-02-13
Abstract: Use of a phosphonylated silane of formula R4-(R3)Si(R1)-R2 (I) and/or a phosphonylated silicone of formula (II) as anti-foam in prepn. and/or processing of foods is claimed. R1 = OCHR5-P(=O)(OR6)2; R2 = 1-18C alkyl; R3, R4 = R1, R2, 1-3C haloalkyl, or -CH=CH2; R5, R6 = 1-3C alkyl; x = 1-20. USE/ADVANTAGE - Foaming is a problem in the sugar, yeast and potato processing industries. (I) and (II) are physiologically acceptable and give max. effect in very low amts. Pref. R2 = 1-12C alkyl; R3, R4 = R1, R2 or 1-3C haloalkyl; R5 = Me or Et; R6 = Me or isopropyl in (I), or Et in (II); x = 5-20. In an example, at 15-22 deg.C, 47g of acetaldehyde was added dropwise to a mixt. of 82.5g of trichloro-n- octylsilane and 166g of triethyl phosphite, followed by heating at 100 deg.C for 30 mins., and distn. at 200 deg.C under oil pump vacuum. The prod. was 211g of phosphonylated silane. "Dispelair" SBF21 (RTM: anti-foam contg. silicone) was used for comparison. In a foaming test, a mixt. of 110g of beet and 420 ml of water of hardness 17 deg.d, was pumped through a measuring cylinder at 25 deg.C until the foam height was constant at 2000 ml, followed by addn. of 0.01 ml of anti-foam. Foam height was: after 0.5 mins., (A) 440 ml, (B) 660 ml; after 3 mins., (A) 460 ml, (B) 580 ml; after 10 mins., (A) 560 ml, (B) 660 ml; after 30 mins., (A) 580 ml, (B) 860 ml. .
Patent DE-4107287-A1 (DE)
Title: Multistage continuous pptn. of metal ions from alkaline solns. - using carbon di:oxide gas to form seed crystals which are converted in following stages to filtrate size by addn. of further carbon di:oxide
Inventor: LOSSMANN GUENTER DR
IPC: C01F7/77
Filed: 1991-03-07
Abstract: In a new procedure for precipitating metals from alkaline solns. in the form of their hydroxides, oxide hydrates and/or in the form of basic carbonates, continuous pptn. is performed in at least two stages. In the first stage seed crystals are formed using carbon dioxide gas, and in the following stages these are converted to easily-filtrable crystals by the addition of further carbon dioxide. A complete sepn. of the metals is thus achieved. The pH level in the first stage is determined by the metallic ion which is first to be pptd. USE/ADVANTAGE - Used in sepg. metallic ions from solns. The ions are successfully sepd. even from dilute solns. having a metal content of less than 10 g/l, without the use of a seed crystal material, and an easily filtrable ppte. is produce
Patent DE-4111165-A1 (DE)
Title: Vehicle braking system with antilocking and drive slip regulation - has low pressure reservoir on suction side of pump between wheel brake and brake line
Inventor: BAUER THOMAS
IPC: B60T8/42
Filed: 1991-04-06
Abstract: The braking system has a master braking cylinder (1) coupled via the brake lines (2,3) to each of the wheel brakes (4,5,6,7). At least one pump (14,15) is coupled to the wheel brakes (4,5,6,7) on the suction side and to the brake lines (2,3) on the pressure side. A low pressure reservoir (24,25) is coupled to the suction side of each pump, its storage chamber (31) defined by a piston (3) acted on by a bias spring (33) and by the pressure difference exhibited by the control chamber (32) on the opposite side to the storage chamber (31). ADVANTAGE - Reduced valve complexity.
Patent DE-4113079-A1 (DE)
Title: Method of filling ink reservoir of ball pen - involves using sealed chamber for adding liquefied pressurising gas
Inventor: PFEFFER MICHAEL
IPC: B43K7/03
Filed: 1991-04-22
Abstract: The ink reservoir of a ball pen or felt tip pen is filled in the following way. The tube (2) which forms the reservoir is first partly filled with ink (4) at the filling station (3). The ink may be in liq. or in a paste-like form. The tube (2) is then passed through an air-lock (6) into a sealed refrigerated chamber (5). Whilst inside the chamber, the tube is filled with a liquefied gas (10) by means of a syringe (3). The tube is then sealed with a plug (12) and taken out of the sealed chamber through a second air lock (7). USE/ADVANTAGE - Method of filling the reservoir of a ball pen. The liquefied gas is handled at low pressure.
Patent DE-4118303-A1 (DE)
Title: Bone fracture therapeutical instrument - is external frame with variable and measurable pressure and traction forces
Inventor: FITZ WOLFGANG DR MED
IPC: A61B17/60
Filed: 1991-06-04
Abstract: The external instrument gives dynamic axial loading and quantifiable traction or pressure forces are exerted on the interfragmentary areas by spring components (1). These components are either combined with or not with a damping component (2) in order e.g. to neutralise the wt. force of the patient on the interfragmentary area. Axially to the spring components and/or damping component, pressure measurement probes (3) can be applied in order to measure the interfragmentary traction or pressure forces. The spring and damping components fitted axially exert the traction or pressure force via solid, fluid or gas-form media. Pins or nails are used to fix such components in position to the fractured bone. USE - In orthopaedic practice, to treat fractures, pseudo-arthritis deformans, post-traumatic bone defects, and extension osteotomy cases.
Patent DE-4118331-A1 (DE)
Title: Bus system for information processing appts. - contains processor, memory and system buses and connection controller generating data path control and address signals
Inventor: OKAZAWA KOICHI
IPC: G06F13/40
Filed: 1991-06-04
Abstract: A bus system for an information processing device contains a processor (111) bus connected to at least one processor (101), a memory bus (112) connected to at least one main memory (104) and a system bus (113). Data path control signals are generated by a connection controller which also generates a control signal and an address signal for one of the processor, system and memory buses. A data switching device is connected to data buses of each of the processor bus, memory bus and system bus for direct transfer, in response to the data path control signal, of data between data buses. USE/ADVANTAGE - Maximises efficiency of use of each bus.
Patent DE-4119149-A1 (DE)
Title: Gas purged desorption for solids heated by electromagnetic radiation - partic. IR, UV, microwave, and low frequency energy in removal of volatilisable organics
Inventor: KRAUSE HEINZ A
IPC: B09C1/06
Filed: 1991-06-11
Abstract: Process for removal of vaporisable substances from a solid or granular material by means of electromagnetic radiation, being novel in, that the impure material is weighed and charged into a chamber totally sealed from atmosphere, but having a purge gas flow, that the displaced volatilised impurities are taken-up by the gas stream to the saturation point, and the saturated gas flow lead through a condenser to condense and remove the vaporised impurities, that the gas out of the condenser is warmed and recycled to the desorption chamber, and that the purified solid material is removed from the desorption chamber via a discharge lock. USE/ADVANTAGE - Removal of volatilisable contaminants from activated carbon granules, contaminated earths, etc. using electromagnetic radiant heating providing efficient energy transfer which is less affected by fouling of heat transfer surfaces than previous systems.
Patent DE-4121685-A1 (DE)
Title: Vacuum switch chamber - has axial magnetic field formed by pot-shaped contacts with contact material formed as ring discs on ring surface of contact body
Inventor: SPRANZ EDGAR
IPC: H01H33/664
Filed: 1991-06-29
Abstract: Two counterposed contact bodies (1) are fitted in the vacuum switch chamber and are fixed on retention bolts (3). The contact bodies are pot-shaped so that they have a central hollow formation. In the cylindrical wall of the pot-shaped contact pieces (1), several, e.g. four, inclined running slots are distributed over the periphery. Between the slots (2), the walls (8) form coil-shaped current conductors. The contact material is formed as a ring disc and the width of the disc in a radial direction is 0.95 to 1.25 times the width of the face surface of the wall of the contact body. ADVANTAGE - Higher current loading of contacts is possible.
Patent DE-4130453-A1 (DE)
Title: Damping and isolating connection for external building component - consists of elastic damping head held by bolt and plate to load-bearing structure
Inventor: GUERTLER HUBERT
IPC: E04F15/20
Filed: 1991-09-13
Abstract: The external building component may be a facade panel, a step or some other building fitting or feature. It is located by a push-fit connection to an insulating connection. The connection consists of an elastic head (1) which absorbs most of the impact energy and noise vibrations. It is held in position by a bolt(4) and plate (3) arrangement to the load bearing structure. USE/ADVANTAGE - standardised connection for use with a variety of materials to isolate unwanted sound and movement.
Patent DE-4133872-A1 (DE)
Title: Drying sterilising e.g. laundry, medical appts., scissors, cutlery etc. - using air flow with different dwell times to give constant temp. ratio over the whole operation
Inventor: BALTES HANS
IPC: A61L2/06
Filed: 1991-10-12
Abstract: During the drying and/or sterilising of materials, the heated atmospheric air which is used is passed through the treatment zone with varying dwell times. This ensures that the same temp. ratio is maintained in the treatment zone during the whole drying phase. Pref. the heated air is passed through the treatment zone at alternating increased and reduced flow speeds, in a periodic switching action where, during fixed time periods, the air flow is throttled. The time intervals for normal air flow and reduced flow speeds are equal. USE/ADVANTAGE - The method is for drying and/or sterilising laundry, delicate wovens, medical appts., scissors, combs, brushes, leather footwear, bedding and cutlery, either suspended or held vertically in a treatment zone without significant mechanical movement, in doctors' surgeries or hairdressing salons and the like. The operation gives even heat treatment to the materials, to destroy any virus, with low energy consumption and rapid processing times.
Patent DE-4134935-A1 (DE)
Title: Tuning system for electric stringed instrument - has power transmitter attached to string tuning keys or string suspension and extending into acoustic body
Inventor: SCHULZ BURKHARD
IPC: G10D1/08
Filed: 1991-10-23
Abstract: A stringed instrument with a large acoustic body (1) including a body (2) and a neck (3), especially an electric stringed instrument with a string tuning means (4) and a string suspension means (5) for attaching adjustable strings across a bridge (28). The string tuning means (4) or the string suspension means (5) has a fixture (9) which can be attached to the end of the acoustic body (1). A power transmitting element (13) extends from this fixture (9) in the direction of the body (2) and fits therein. USE/ADVANTAGE - Electric musical instruments such as double bass, cello or violin to provide additional tones. Provides good power and vibration transmission in body to provide wide variety.
Patent DE-4136135-A1 (DE)
Title: Monitoring device for distance between journals of engine crankshaft - incorporates microprocessor for evaluating propagation time of signal retro-reflected to transmitter from surface of opposite journal
IPC: G01B11/14
Filed: 1991-11-02
Abstract: The spacing of neighbouring journals (1,2) is measured with the aid of a transmission device (4) mounted on one journal (1) and a correspondence device (5) on the other. The signal from the transmitter (4) is reflected back to it and the propagation time is converted into the equivalent distance. The power for the transmitter is supplied by a long-life battery which rotates with the crankshaft (3); the reflector (5) requires no power. USE/ADVANTAGE - On e.g. marine diesel engines, journal spacing can be monitored during running rather than at inspection intervals of three to six months.
Patent DE-4136847-A1 (DE)
Title: Gas pipe for gas turbine installation
Inventor: JANICH HANS-JUERGEN ING GRAD
IPC: F15B7/06
Filed: 1991-11-08
Abstract: A gas pipe, especially a large diameter gas pipe, has an inlet connection (1a) and two outlet connections (1b,1c). Each outlet connection is provided with a device (JK1,JK2) for shutting off the flow.Each device (JK1,JK2) is actuated by a power cylinder (3,4) both of which are controlled by a control unit (5). The control system synchronises the operation of the power cylinders (3,4) so that when one device (JK1) or (JK2) is opened the other device is closed. The system forms part of the exhaust discharge system of a gas turbine so that the exhaust gas either flows through the outlet (1c) to a heat exchanger or is discharged to the atmosphere through the outlet (1b).
Patent DE-4138438-A1 (DE)
Title: Alkylene carbonate prepn., used for synthetic prodn.
Inventor: MAIS FRANZ-JOSEF DIPL CHEM DR
IPC: C07D317/38
Filed: 1991-11-22
Abstract: Alkylene carbonates of formula (I) are prepd. by reacting 1 mol. of an alkylene oxide of formula (II) with 1-10 (1-1.5) mols of CO2, at 40-250 (70-170) deg.C in the presence of an activatable catalyst of formula a(MX)/b(ZnY2), where activaton may be by addn. of a halogen cpd. of formula R3-Z. In formulae, R1 and R2 are H, (substd) 1-4C alkyl, (substd) 2-4C alkenyl or (substd). 6-12C aryl or may form a 5-8 member satd. carbocyclic ring with the 2C of the 3-membered ring; M is alkali metal, pref. Li, Na (pref.) or K (pref); Z, X and Y are Cl, Br, or I; a, and b = 0.001-2; and R3 is H, Cl, Br, iodine, the residue of an (in)organic acid halide, the residue of a benzyl-, benzal- or benzo-trihalide, 4-8C tert. alkyl, phenacyl, (meth)allyl or -CHR1-CHR2-OH, and may be Cl3 or Br3 if Z is iodine. Activation is pref. with a cpd. of formula R13-Z, where R13 is H (pref.) 4-6C tert. alkyl, or -CHR11-CHR12-CH (pref.) and Z is Cl, Br, (pref.) or I, pref. X and Y and Z are Br; R11 and R12 are H, Me, Et or Ph; and a:b = 20:1-1:5 (3-1:1). Activation may be before reuse of the catalyst or before 1st use. Opt. activation is with a halohydrin of formula Z-CHR1-CHR2-OH, added as such or formed in situ.
Patent DE-4139003-A1 (DE)
IPC: H01F41/02
Filed: 1991-11-27
Abstract: An encased magnetic core (1) of a choke or transformer consists of a central arm (2), two outer arms (3, 3) and two yokes (4, 5) in which the cross-section of the central arm (2) is double that of the yokes (4, 5) and that of each of the outer arms (3, 3) is equal to that of the yokes (4, 5) and the magnetic core is made up of layers of sheet-steel sections with two different outlines. In order to have in the magnetic circuit of the magnetic core (1) the largest possible number of parts in the direction of rolling with a smaller magnetic resistance and in which an air-gap is easily adjustable, the core laminations are C-sections (C) and I-sections (I) which can be slid into the former, whereby the C-sections (C) are interlockingly stamped from a strip of core sheet and parts of the C-sections (C) forming the yokes (4, 5) and the I-sections (I) forming the central core (2) are stamped from the core sheet in the direction of rolling.
Patent DE-4139307-A1 (DE)
Title: Computer assisted designed data input system - uses stored data relating to cast component for subsequent machining
Inventor: SPIES ROBERT DIPL ING
IPC: G05B19/4097
Filed: 1991-11-29
Abstract: The data input system allows data relating to the contours and the external surfaces of a cast component to be stored, defining the min. size and wall thickness of the component within defined tolerance limits (15). The latter are used for subsequent mfr. of the casting tool (10) such that the max. wall thickness (13, 14) of the tool is retained. USE/ADVANTAGE - Fully automated mfr. of car body components etc., with improved operation.
Patent DE-4143182-A1 (DE)
Inventor: KOETTER HELMUT
IPC: A61G7/12
Filed: 1991-12-30
Abstract: Control unit for operating lifting devices to raise a mattress frame at the head and/or foot, the aim being to provide current for a motor (MK) at the head end from a DC voltage source via a lift probe (THK) at the head end and a drop probe (TSK) at the head end, and to provide current for a motor (MF) at the foot end via a lift probe (THF) at the foot end and a drop probe (TSF) at the foot end, the two motors (MK, MF) having a common return conductor connection. For the purpose of fail-safe control, there is arranged in the supply lead of the motor (MK) at the head end a head-down end contact (EUK) and in the supply lead of the motor (MF) at the foot end a foot-down end contact (EUF), which in each case are arranged to be operated before a rolling position of the bed frame (BG) is reached, and a break contact (SR) of a lock switch (SS) is connected in a bridging fashion on the key side between these motor supply leads and these motor supply leads are led on the motor side, decoupled from one another, to a make contact (SA) of the lock switch (SS) which when switched bridges the two end contacts (EUF, EUK). <IMAGE>
Patent DE-4215011-A1 (DE)
Title: Electromagnetic actuator for limited rotary movement - has stator assembly formed from pair of units with stator at centre having permanent magnet elements
Inventor: SCHMIDER FRITZ
IPC: H01F7/14
Filed: 1992-05-11
Abstract: The electromagnetic rotary actuator provides a maximum movement of 180 degrees for operation of the throttle of an IC engine. The unit has an outer stator (1) that is formed from two stacks of metal plates (11, 12) that are secured by bolts to an aluminium base. The inner surface of the stator is shaped to receive the rotor assembly. Field costs (13, 14) are located on formers (10) set around the laminated stators. The rotor has a centre spindle (8) set into an iron core (9) with a pair of permanent magnet elements (5). ADVANTAGE - Provides high torque linearly related to current.
Patent DE-4223043-A1 (DE)
Title: Single or twin screw extruder with movable radial baffles - has e.g. two radially controlled baffles at flightless part of screw to form annular gaps round screws which can be uniform or asymmetrical
Inventor: WOBBE HANS DR
IPC: B29C48/67
Filed: 1992-07-14
Abstract: An extruder for plastics has a barrel with at least one longitudinal bore containing a driven rotating screw shaft and has at least one radial bore through the barrel containing a flat plate; this plate can be moved to the flighless part of the screw shaft; the plate produces an annular flow gap with variable width by a surface which is arc-shaped but not circular on each side of the circumferential cross-section of the screw shaft and is concave on the side of the shaft. ADVANTAGE The design prevents uncontrolled variations from arising in the flow restriction during continuous operation. It ensures that any deviations of the screw shaft from the ideal axial position are minimal.
Patent DE-4229571-A1 (DE)
Title: Roller blind or roller door winding system - includes actuating mechanism for locking bolts using counting discs actuating lever arm and pull wire after given number of revolutions
Inventor: HENKENJOHANN JOHANN
IPC: E06B9/80
Filed: 1992-09-04
Abstract: The roller system may be used to roll up an armoured roller door or roller blind. It includes a square-section shaft (30) running between two end bearings and carrying a hexagonal roller body (29) with a square bore (34). One endplate (28) for the roller is integral with the shaft and the other endplate (32) is integral with the hexagonal roller. A transmission disc (5) with a square central hole (5) is separated from a stack of counter discs (6) by a washer (27). Bolts on subsequent discs engage once per revolution. The last disc is connected to an arm (9) operating bolts (10) via a pull wire (41). USE/ADVANTAGE - Roller blind or roller door winding system includes actuating mechanism for locking bolts.
Patent DE-4230238-A1 (DE)
Title: Coaxial suspension damper - is temperature compensated by expansion element between piston rod seal and end of pressure cylinder
Inventor: PRADEL ROBERT DIPL ING
IPC: F16F9/34
Filed: 1992-09-10
Abstract: The damper has an inner pressure cylinder (7) inside which the piston operates. The upper end of the pressure cylinder locates on a sealing assembly (9) for the damper which also locates the piston rod. A sprung insert (21) between the sealing assembly and the pressure cylinder compensates for relative changes in length between the pressure cylinder and the outer casing (3). A simple compensating element comprises cup springs whose size and spacing is designed to operate full range until pressed flat. Alternatively an elastic insert can be fitted or an insert of such a thermal expansion that it compensates for the different expansions of the pressure cylinder and the outer casing. ADVANTAGE - Simple thermal expansion correction for coaxial damper, e.g. with pressure cylinder and casing of different metals.
Patent DE-4234202-A1 (DE)
Inventor: MAYER GUENTER
IPC: B60S1/18
Filed: 1992-10-10
Abstract: The invention relates to a device (10) for cleaning windscreens, windows or optical devices having a wiper arm borne on a reciprocating carriage (12) and a gear (18) driving the carriage (12) and co-operating with a drive device (16) to convert rotary into oscillating movements, which is connected on the output side to an oscillating shaft (20). The shaft (20) is the driving member of a reduction gear (22) for oscillating movements. The part (24) of the reduction gear (22) performing the output side movements drives the carriage (12) via a pull and/or push unit (26).
Patent DE-4242421-A1 (DE)
Title: Illuminated box securable to vertical wall - has angular sets on inside between two plates with shanks of one set directly coupled
Inventor: SCHILK DIETER
IPC: G09F13/04
Filed: 1992-12-11
Abstract: The box has a frame and translucent vertical, adjacent drives with an image on text. The frame consists of plates orthogonal to a drive, holding the latter by front ends and second plates orthogonal to first ones. Between the two plate types are angular sets (3) holding the plates together, with coupling screws also fastening the box to a wall. The shanks (4, 5) of each angular set are directly coupled and contain shanks (6, 7) protruding into the box. A first shank (4) screw (15) carries a nut (19) on whose side, away from the shank is located an end (16) of a part (17) whose other end is reused to a shank (6) by another nut (18). USE/ADVANTAGE - For information or acquisition boxes without obstruction of uneven support walls but with discs proper alignment.
Patent DE-4244039-A1 (DE)
Title: Cooling module for goods vehicle combustion engine
Inventor: LENZ WERNER
IPC: F02B29/04
Filed: 1992-12-24
Abstract: Cooling module in which the air cooler (2) is arranged at the side of a radiator aggregate (1) and directly coupled to it by a releasable positive fit and flexible fit connection system (22, 20). The inlet and outlet levels (3, 3') for the air flowing through the air cooler are inclined below an angle beta relative to the inlet and outlet levels (4, 4') for the air flowing through the aggregate.The fastening arrangement consists of an insertion peg (210) on the lower edge of the air cooler and a socket opening (19) on the aggregate. Eyes (29) are arranged on the upper air box (23) of the air cooler to engage fork-like double shackles (26) on the aggregate.