baber/WOPTO huggingface dataset:
Patent EP-0000280-A1 (EP)
Title: Cardiac pacemakers
Inventor: JACKSON FRANK TUNSTALL
IPC: H01R13/646
Filed: 1978-06-27
Abstract: A cardiac pacemaker including implantable housing means (8), electrical signal generating means enclosed within said housing, an electrode conductor (6) for conveying pacing signals to the heart, and apparatus for maintaining sealable electrical interconnection between said generating means and said electrode. Said apparatus comprises a pair of terminal means (2,4) which cooperate through engageable camming surfaces (16,32) to clamp the lead between lead clamping jaws on a collet (20). The pacemaker housing may be bifurcated, with one portion containing the interconnection apparatus, and the other containing the pacemaker electronics and batteries. The two portions are assembled separately and subsequently combined structurally and electrically. One of the terminal means (4) is provided with appropriate slots (40) to engage protuberances from a spanner, thereby facilitating quick and accurate insertion or removal of the electrode conductor.
Patent EP-0000848-A1 (EP)
Inventor: S A MANUFACTURE D ARMES ET CYC
IPC: E05D11/10
Filed: 1978-06-09
Abstract: 1. Joint for folding ladders, comprising on one hand 2 side-plates 1 and 2 one of them with several notches and the other with one notch only, placed on a same radius with regard to the said side plate pivoting hollow shaft, each integral with one ladder upright and on another hand a spring activated locking finger 13, with as specification that side plate 1 receiving locking finger 13 first, comprises several notches when the other side plate 2 has only one.
Patent EP-0000454-A1 (EP)
Inventor: MILLAMON PHILIPPE
IPC: B21B37/52
Filed: 1978-06-22
Abstract: 1. A method of monitoring the interstand tension exerted on thick products which are hot-rolled, engaged between two successive stands comprising working rolls, characterised in that - the speed of passage Vs of the product between the stands is measured continuously, - the linear speed Vc of the surface of the working rolls of one stand is measured continuously, - the slip value go for this stand is calculated from the previous measurements, - the speed of rotation of the working rolls of at least one of the two stands is acted upon so as to maintain the slip value close to a reference value corresponding to a state of weak traction.
Patent EP-0005800-A1 (EP)
Inventor: SCHRUFF HERBERT
IPC: B21J15/04
Filed: 1979-05-23
Abstract: A riveting tool for riveting blind rivets having adjustable rivet stroke, consisting of a tool housing (1) with housing head (2) and formed-on lever arm (3), and a mouthpiece (5) screwed into the housing head, and a gripping and pulling part (8) displaceably mounted in the housing head, and a second lever arm (27) pivotably mounted in the housing and connected to the gripping and pulling part (8). In this arrangement, the gripping and pulling part (8) consists of a taper sleeve (10) and a holder (16), and the holder (16) and the taper sleeve (10) are connected so as to be axially freely adjustable. The holder (16) is screwed into the taper sleeve (10) by way of a terminal threaded portion (17) and has, at the end lying opposite the threaded portion (17) a screw head (18) which is guided in the housing head (2) open on one side. <IMAGE>
Patent EP-0010635-A1 (EP)
Inventor: KUHLE ENGELBERT DR
IPC: B27K3/40
Filed: 1979-10-03
Abstract: Die Erfindung betrifft die Verwendung von N,N-Dimethyl-N'-p-tolyl-N'-dichlorfluormethylthio-sulfamid in Holzimprägnierungsmitteln.
Patent EP-0012233-A1 (EP)
Inventor: JOCKER EDUARD
IPC: B26F1/16
Filed: 1979-11-16
Abstract: 1. A tool for perforating fleeces or the like, characterised by a cutting-tool carrier (8) with a centre point (10), which can be chucked in the drill chuck (7) of an electrical hand drill (4) and by a base plate (11) which can be clamped at the foot (1) of an amateur's drill stand, with a fleece supporting plate (12) spaced apart by spacers (16) and with a fleece clamping yoke (13) extending over the supporting plate (12).
Patent EP-0007651-A1 (EP)
Inventor: KETEL JACOB HERMEN
IPC: F16L59/18
Filed: 1979-06-13
Abstract: A method of connecting two pipe sections, each having an external thermal insulating coating by inserting an uncoated male end which is connected with one of said sections and which is provided with a sealing ring at its free extremity into the other section wherein it is fitting with some clearance and by filling the space between at least the other pipe section and the male end and simultaneously the entire space between the insulating coating of both pipe sections with the same liquid thermosetting synthetic resin. 
     Pipe connection made by applying said method.
Patent EP-0003674-A1 (EP)
Inventor: FRY TIMOTHY SELWYN
IPC: B60G9/00
Filed: 1979-02-07
Abstract: A steerable wheel mounting assembly of a vehicle, with a steerable element mounted relative to a non-steerable element, e.g. an axle beam, by bearings (17, 18, 117, 122) located wholly below the rotary axis of a wheel hub carried by the steerable element, the latter being steered by a link (21) connected to it below such axis and the bearings lubricated from the lubricant supply of the hub.
Patent EP-0005604-A1 (EP)
Inventor: LAKE CHARLES WILLIAM
IPC: B08B5/02
Filed: 1979-05-04
Abstract: A surface cleaning machine, of the kind in which abrasive grit (6) is projected at high velocity against a surface (1) to be cleaned. The machine has an upper hopper (12) to receive grit carried by rebound and air flow from the zone (4) being cleaned. Adjustable openings (26) provide for controllable air exhaust upstream of the upper hopper (12) which has a controllable outlet (27, 27A) through which grit falls in the form of a curtain (6A) into a main, lower hopper (11). Air is drawn into the main hopper (11) through a controllable inlet (28,28A) and flows through the curtain (6A) to remove dirt from the falling grit. The angle of the blast wheel (3) can be varied, to vary the angle of impact of the projected grit (6) on the surface (1) in the cleaning zone (4).
Patent EP-0006731-A1 (EP)
Inventor: SCHWARTZ HAROLD OTTOMAR
IPC: G10H7/00
Filed: 1979-06-19
Abstract: in a modular, expandable organ system comprising a plurality of large scale integrated circuit (LSI) chips an LSI chip (286, Ftg. 4) is provided which produces frequencies corresponding to notes played on an organ keyboard. Outputs of different duty cycles (230, 138, 140, 142, 144) of rectangular waves are provided for best simulating desired sounds. Other outputs are provided in which the notes are in octave groups (244) facilitating filtering thereof. Each group of outputs has different attack and decay (162, 190, 228, 246, Fig. 2) characteristics respectively under the control of the organist so that similar or different type of attack and decay may be provided on different outputs.The present LSI chip provides three generators (26, 36a, 36b, Fig. 4) on one chip. The chips are capable of being interconnected (290) such that any multiple of three generators may be provided.
Patent EP-0008856-A1 (EP)
Inventor: KOS PETER
IPC: C02F3/22
Filed: 1979-07-10
Abstract: The device (100) for dissolving the gas in the liquid includes gas injection means (14) for introducing gas into the liquid and a contact chamber (20) for containing a downflowing stream of the liquid to be treated. The pressure within the downflowing stream increases as it descends and at the elevated pressure the capacity of the liquid to take gas into solution is greatly increased. This apparatus (100) for dissolving gas may conveniently be located below ground level. A conduit return means (22) is provided for routing undissolved gas from a region (29) at high pressure to an upstream portion (16) of the liquid stream so that the gas can be reintroduced for dissolution.
Patent EP-0015363-A1 (EP)
Inventor: CROUSE WILLIAM GEORGE
IPC: G10L25/78
Filed: 1980-01-16
Abstract: 1. Speech detector with a variable threshold level, for detecting speech signals amongst a source of signals that may contain other sorts of signals, of the type including : sampling means (3) for sampling signals issued from said source at a frequency fs, measuring means for measuring the absolute values A of the samples taken by said sampling means, first comparing means (6) for comparing the absolute values A of said samples to each other, first storing means (5) for storing the maximum absolute value AM  of the n samples taken during an initial time period T, determined by said first comparing means, means for determining, from the maximum absolute values obtained during several successive time periods, an amplitude threshold value B of said signals, second comparing means (4) for comparing the absolute values A of said samples to said threshold value B, and means for indicating the presence of speech whenever the value of said samples is greater than said threshold value, characterized in that said means for determining said threshold value include : third comparing means (10) for comparing the i maximum values, each being determined as above, during i consecutive time periods T, second storing means (9) for storing the minimum value Bm of said i maximum values, each determined by said third comparing means, and multiplying means (13, 14) for multiplying said minimum value Bm  by an appropriate factor k, and to thus obtain said threshold value B.
Patent EP-0014909-A1 (EP)
Inventor: LECERF ANDRE
IPC: H01M4/58
Filed: 1980-02-07
Abstract: 1. Active positive material for electrochemical generator with non aqueous electrolyte, characterized in that it is constituted of a double chromate of bismuth which belongs to the group comprising bismuth-silver-bichromate AgBi(Cr2 O7 )2 , bismuth-thallium-bichromate TlBi(Cr2 O7 )2 and bismuth-thallium-chromate TlBi(CrO4 )2 .
Patent EP-0017900-A1 (EP)
Inventor: SCHLEMM FRIEDRICH
IPC: G01N1/20
Filed: 1980-04-09
Abstract: 1. Equipment for extracting samples of a fluid from a fluid supply line (1) having a fluid counter (3), which equipment comprises an impulse transmitter (4) which causes flow proportional impulse signals to be transmitted to a switch unit (6) incorporating a timer means (t2), and means (9) by which flow proportional extraction of samples from the line (1) into a collecting vessel (14) is effected at times specified by the impulse signals for periods predetermined by the setting of the timing means (t2), characterised in that means (9) comprises a valve (9) provided in a sample extraction line (11) which is connected to the fluid supply line (1) and in that the switch unit (6) incorporates circuits for variation of the opening times of the valve (9) depending on correction signals (K1, K2) which are fed to the circuits by a calculator (20) fed with data of temperature, pressure and/or density of the fluid stream in the line (1).
Patent EP-0019214-A1 (EP)
Inventor: REISCHL ARTUR DR
IPC: C08G18/64
Filed: 1980-05-08
Abstract: Verfahren zur Herstellung von gegebenenfalls zellförmigen Polyurethankunststoffen durch Polyaddition von A) Polyisocyanaten sowie gegebenefalls B) niedermolekularen und/oder höhermolekularen Verbindungen mit gegenüber Isocyanaten reaktiven Wasserstoffatomen, in Gegenwart von C) reaktiven organischen Füllstoffen sowie gegebenenfalls D) Treibmitteln, Katalysatoren und weiteren an sich bekannten Zusatzstoffen, dadurch gekennzeichnet, daß als Komponente C Biomassen auf Basis von Mikroorganismen sowie deren Folge-bzw. Zersetzungsprodukten eingesetzt werden, welche durch Umsetzung mit Isocyanaten und/oder durch Umsetzung mit Carbonylverbindungen und zur Aminoplast- und/oder Phenoplastbildung befähigten Verbindungen irreversibel denaturiert und geruchsfrei gemacht wurden.
Patent EP-0024510-A1 (EP)
Inventor: SHIBATA KENYU
IPC: C07D211/22
Filed: 1980-07-01
Abstract: Phenoxypropylamine derivatives of the general formula
     wherein R 1  represents a hydrogen atom or a methyl or ethyl group, R 1  and R 3 , independently from each other, represent a lower alkyl group, or together form a linear alkylene group having 4 to 7 carbon atoms which may be optionally substituted by a hydroxyl or hydroxymethyl group, and R 4  represents a hydrogen atom or a group of the formula -R 5 -Z in which R 5  represents a lower alkylene group, and Z represents a hydrogen atom or an amino, mono- or di-(lower alkyl)- amino, hydroxy lower alkylamino, lower alkanoyl- amino, hydroxyl, lower alkoxy, lower alkanoyloxy, phenoxy, halophenoxy, benzoyloxy or halobenzoyloxy group, and the salts thereof; process for production thereof; their medicinal use, particularly antiulcer agents comprising these phenoxyprog- pylamine derivatives or their salts.
Patent EP-0025537-A1 (EP)
Inventor: ESSER WOLFGANG
IPC: H04R3/00
Filed: 1980-08-29
Abstract: 1. Warning signal generator for supplying a signal to a compression driver projector horn whose sound propagation range lies above a preset fundamental frequency of a warning signal to be propagated by a compression driver projection horn loudspeaker, and the aforementioned warning signal contains a great many components of harmonics that occur in the sound projection range of the compression driver projection horn loudspeaker, characterized by the warning signal is a composite signal formed to be a square wave signal at constant amplitude and comprising a first square wave signal (4f) at the frequency of the fourth harmonic and a second square wave signal (2f) at the frequency of the second harmonic, whereby the fundamental frequency (f) is the changeover switching frequency used for switching between the first and second (4f, 2f) square wave signals, so that at the output (A) of the warning signal generator, the signal alternates at the same periodic rate of change of the fundamental frequency (f), and during each first half-period of the fundamental frequency, the first square wave signal appears and during each second half-period of the fundamental frequency, the second square wave signal appears, with the consequence that the warning signal appears as the composite of the two (Fig. 2d).
Patent EP-0026427-A1 (EP)
Inventor: TAKIGAWA TADAHIRO
IPC: H01J1/16
Filed: 1980-09-22
Abstract: An electron gun (1) having a cathode (11) of a lanthanum hexaboride single crystal is disclosed in which the axis of the cathode (11) is set to such a crystal orientation that the electron beam has two intensive emission regions which are asymmetrical with each other in intensity. In the electron gun ,(1), even at a low heating temperature of the cathode (11), a single spot of an image by the electron beam of a more intensive emission region since the electron beam of a weaker intensity emission region is blocked by an aperture (2).
Patent EP-0024766-A1 (EP)
Inventor: DEKKERS CORNELIS
IPC: E01D21/00
Filed: 1980-08-19
Abstract: The invention relates to a platform (1) having a portion (1) and at least three legs (2) movable in vertical direction with respect to the portion (1), said legs (2) being connected to the portion (1) by means of a lifting and locking mechanism (8,9,17,18,14) having locking means (8,9) for holding the portion (1) with respect to the legs (2) and lifting means (17,18,14) for moving the legs (2) with respect to the portion (1) both locking and lifting means having elements (8,9,17,18) which can move in and out of engagement with the legs with clearance in vertical direction in recesses (11), safety means being provided to check the completion of the movements of the elements, said safety means having a time relay (t 1 ,t 2 ) in the control circuit of the jack system which relay (t 1 ,t 2 ) may interrupt said circuit when after a set time which is shorter than the time needed to traverse the clearance in recesses (11), sand elements (8,9,17,18) do not have reached their final positions, whilst means (12,13,19,20) recording all final positions of the elements (8,9,17,18) also interrupt said circuit when the elements (8,9,17,18) have reached said final positions and also switch off the time relay (t 1 ,t 2 ).
Patent EP-0030401-A1 (EP)
Inventor: SCHILP ULRICH
IPC: C11D3/395
Filed: 1980-11-13
Abstract: In liquid, pourable, thickened chlorine bleaching compositions, in which the thickening is produced by at least two different detergent active compounds, a buffer salt is included to improve their stability at lower chlorine levels and at reduced pH values. Typically, a composition comprises an aqueous solution of alkalimetal hypochlorite, thickened by means of a tertiary amine oxide and a saturated fatty acid soap, and contains an alkali-metal orthophosphate buffer system, at a chlorine content of 1-10% and a pH of 10-12.5. The compositions are useful in bleaching operations, especially in bleaching hard surfaces such as toilets, tiles, kitchen sinks etc.
Patent EP-0020174-A1 (EP)
Inventor: BENNETT BERNARD JOHN
IPC: B23K35/38
Filed: 1980-06-02
Abstract: A method of doping a shielding gas with a dopant which will react with oxone is characterized in that it comprises the steps of mixing the shielding gas and a carrier gas containing a known quantity of the dopant and having, with the dopant, a thermal conductivity differing substantially from that of the shielding gas measuring the thermal conductivity of the mixture and adjusting the composition of the mixture until the thermal conductivity reaches a predetermined value. 
     In Europe the shielding gas will generally comprise argon and the carrier gas helium containing nitric oxide and/or halocarbon(s) as dopant.
Patent EP-0030096-A1 (EP)
Inventor: ELDER ALISON MARY
IPC: C11D3/39
Filed: 1980-11-14
Abstract: A liquid detergent composition comprises a dispersion of solids comprising one or more builders and a bleach, the average particle diameter of the solids being at most 10 microns in a substantially water free non-ionic liquid surfactant which has a pour point of less than 10°C, the composition being free from dispersants for the builder.
Patent EP-0031207-A1 (EP)
Inventor: HUGHES JEFFREY
IPC: C08G65/48
Filed: 1980-11-27
Abstract: A method for the preparation of a liquid diphenylmethane diisocyanate composition which comprises reacting one molar proportion of substantially pure 4,4'-diphenylmethane diisocyanate, as hereinbefore defined, with from 0.01 to 0.8 molar proportions of a monoalkoxy polyalkylene glycol of the formula:
     wherein R represents an alkyl group containing from 1 to 12 carbon atoms, R' represents hydrogen or an alkyl group containing from 1 to 3 carbon atoms and n is an integer of from 2 to 58, the reaction being performed at a temperature of from 100 to 250°C and in the presence of a catalyst for the NCO/OH reaction. 
     The liquid diisocyanate compositions are useful in the manufacture of polyurethanes, especially elastomers and flexible foams.
Patent EP-0054090-A1 (EP)
Inventor: SANDFORD DON LIONEL
IPC: G07F7/06
Filed: 1980-12-12
Abstract: A storage facility for independently movable and stackable trolleys, e.g. supermarket trolleys, which comprises a gated inlet (31, 32) through which trolleys can be introduced one at a time and a gated outlet (26) through which trolleys can be released one at a time. Within the facility, which may take the form of a display unit on its exterior, a conveyor (46) is operable frictionally to engage and drive an introduced trolley (18) to the back of a stack of trolleys (24, 22, 20) waiting for release through the outlet. The conveyor friction drive is adapted to slip between stationary trolleys in the stack. On demand, for example through a coin-freed mechanism taking a coin repayable when a trolley is returned to the store, a trolley stop (68) is released for long enough to allow the conveyor to advance the stack sufficiently to release a single trolley from the front of the stack.
Patent EP-0031710-A1 (EP)
Inventor: MCDONALD MICHAEL PETER
IPC: B60L15/40
Filed: 1980-12-22
Abstract: A control system for controlling the deceleration of a transit vehicle which is operative with a roadway track, in response to a change in the input desired speed signal considers passenger-comfort during deceleration. After a change in the input command speed signal from the roadway track, it is desired to establish a service brake rate that will provide adequate deceleration for the vehicle to stay under the safety profile, and secondly to optimize the comfort and to limit the jolting of passengers, particularly the standing passengers.
Patent EP-0017596-A1 (EP)
Inventor: LE HELLOCO GUY YVES MARIE
IPC: H03G3/20
Filed: 1980-04-09
Abstract: 1. Photoreceiver device for a narrow band useful signal, of the type comprising a photomultiplier transducer (10) associated with a controlled polarisation circuit (15, 16) which regulates the multiplier factor thereof, a main amplifier (11) connected between the output of the photomultiplier and the output terminal (12) of the photoreceiver device as well as a polarisation control chain connected between the output of the main amplifier (11) and the control input of the polarisation circuit, a device in which, - it being noted that the output terminal finally gives the useful signal, of level Ns , a noise multiplied by the transducer of level Nb  ; due to the ambient illumination as well as to inherent characteristics of the transducer and a noise not multiplied by the transducer, of level Nx , due solely to inherent characteristics of the transducer and of the main amplifier, these noise levels being assigned to the same width of reference band, - the control chain comprises : a level detector circuit (130, 131) connected to the output of the amplifier (11) for detecting the general output level there of Ns + Nb + Nx , an auxiliary signal generator (21) of predetermined level linked with a reference level K and a comparator (14) where of the two inputs respectively receive the output of the detector circuit (130, 131) and a signal drawn from the output of the auxiliary signal generator (21, 230, 231), where as its output controls the polarisation circuit (15), in order that the latter respects the relationship : Ns + Nb + Ns = K, characterized by the fact that : - the auxiliary signal generator (21) produces a signal (FR) where of the frequency band is separated from that of the useful signal of the transducer. - this signal is applied to the input of the main amplifier (11) with the output of the phototransducer, - the detector circuit comprises a band-cut filter (130) connected to the output of the main amplifier (11), eliminating the auxiliary signal and followed by a level detector stage (131), as well as a band-pass filter (230) connected to the output of the main amplifier (11), selecting the auxiliary signal and followed by a second level detector stage (231) and - the comparator (14) receives at its input the respective outputs of the two level detector stages (131, 231), so that : - when the level Ns of the useful signal is much less than the noise levels Nb  and Nx , the control condition is Nb + Nx = K, - when the level Ns  of the useful signal is of the same order as that of the noises, it being noted that the amplified noise is then negligible, the control operates with automatic gain control in order to keep the output signal of the photoreceiver device substantially constant, - where as when the level Ns  of the useful signal is much higher than the levels Nb  and Ns  of the noises, the polarisation circuit (15) produces a predetermined polarisation corresponding to a minimal multiplier factor.
Patent EP-0023464-A1 (EP)
Inventor: DE SOYRES BRUNO
IPC: C07C29/94
Filed: 1980-07-16
Abstract: Hydrocarbon solvent solutions of hexavalent chromium compounds are storage-stabilized by incorporating therein precipitation stabilizing amounts of a soluble partial ester of a phosphoric acid; such are useful catalyst stock solutions.