baber/WOPTO huggingface dataset:
Patent GB-1165371-A (GB)
Title: Wall Air Heater
Inventor: ZENKER KURT
IPC: F24H9/20
Filed: 1966-09-22
Abstract: 1,165,371. Air heating stoves; controlling burners; unit air heaters. K. ZENKNER. 22 Sept., 1966 [22 Sept., 1965], No. 42274/66. Headings F4S, F4T and F4V. [Also in Division F1] A wall space heater comprises a casing 20 having an air inlet 24 and an air outlet 25 and containing a cross-flow fan 21, and a heat exchanger 22 having tubes 30 supplied with exhaust gases from a cylindrical combustion chamber 23, the tubes 30 and the longitudinal axes of fan 21 and chamber 23 all being vertical. The air is guided through the casing 20 by ducting 26 provided with sound and heat insulating material at 26a, b, and c, and after passing through the heat exchanger 22 is deflected through an angle of at least 270 degrees. The output of the fan 21 is adjusted by a pivotally mounted wedge-shaped vane 26d which is controlled by an electric motor or bimetallic strip (Fig. 3). The combustion chamber is provided at its top with an oil burner and at its bottom with an exhaust gas manifold connected to the lower ends of tubes 30. The fan 21 is sub-divided by horizontal partitions and supplies combustion air to chamber 23 through a duct separate from ducting 26 and also air to cool the top and bottom of the combustion chamber. The amount of combustion air may be controlled by a return jet from a nozzle 47a which jet flows to a valve 46c, connected through gearing 46d with a wedge-shaped vane 49 similar to the vane 26d. The oil flow to the nozzle 47a is regulated by a magnetically operated valve 50a. The fan and its driving motor are resiliently mounted in the casing. The inlet to each tube 30 from the exhaust gas manifold may be streamlined and each tube 30 provided with an internal helical element (53, Fig. 5), made from perforated sheet metal. Air flow past the combustion chamber 23 may be deflected by baffles (54, 54a, b, Figs. 6a, 6b) on the chamber or (55a, b, Fig. 6c), spaced therefrom.
Patent GB-1508088-A (GB)
Title: Coulometric titrator
IPC: G01N29/11
Filed: 1976-10-12
Abstract: 1508088 Coulometric titrator PETROLITE CORP 12 Oct 1976 [22 Dec 1975] 42369/76 Heading G1N In a coulometric titration system, the generation current is proportional to the antilogorithm of the difference between a logorithmic sensor output and a presettable constant value. This produces a constant change of sensor voltage with time and an exponential decrease in the rate of generation. The difference between sensor 14 and reference 13 voltages is fed to comparator 22 and to differentiator 57. The other comparator input is the pre-settable constant voltage and the comparator output is fed to an antilogorithm converter 31, the output of which provides a unidirectional generation current and is measured by coulometer 52. The pre-settable voltage is set to correspond to a voltage change of 10-60 MV per minute.
Patent GB-1003693-A (GB)
Title: Improvements in or relating to mine roof supports
Inventor: COWLISHAW FRANK
IPC: E21D23/04
Filed: 1960-12-13
Abstract: 1,003,693. Self-advancing mine roof supports. W. E. & F. DOBSON Ltd. Dec. 6, 1961 [Dec. 13, 1960], No. 42777/60. Heading E1E. The slave unit 5 of a self-advancing mine support system, see Figs. 1, 2 and 3 (not shown) is provided with a guide tube 10 in which slides a waisted bar 11 pivotably coupled at 12 to the conveyer 3. The bar is provided with a wedgeshaped head 20 and a bulbous end 18 and may slide with ample side clearance in a bracket carried by the conveyer advancing ram, see Fig. 8 (not shown). Specifications 856,720, 885,293 and 890,644 are referred to.
Patent GB-1222049-A (GB)
Title: Method and apparatus for detecting bacterial presence
IPC: C12M1/34
Filed: 1969-08-28
Abstract: 1,222,049. Analysing material for bacteria. WILLIAM H. JOHNSON LABORATORIES Inc. 28 Aug., 1969 [25 Oct., 1968], No. 42822/ 69. Heading B1X. [Also in Division C6] A method of analysing a material, e.g. blood, urine or water samples, for the presence of bacteria involves placing a sample of the material into a container together with a growth medium including a C<SP>14</SP> carbon-containing carbon source, exemplified by C<SP>14</SP>-substituted glucose, fructose, xylose, sucrose, maltose, lactose, molasses, dextrins and starches fermentable by bacteria to produce carbon dioxide, exposing the medium with the sample therein to conditions conducive to the occurrence of normal metabolic processes for a period of time sufficient to cause production of carbon dioxide by the fermentation of the source, removing at least a portion of the gaseous atmosphere from within the container above the medium and sample, and measuring the radio activity of the removed portion while it remains in the gaseous condition whereby to determine the presence of C<SP>14</SP>O 2  in the atmosphere. Referring to the drawing, the gaseous atmosphere from containers 12, 14 and so on, in incubator 28, is drawn seriatim at a selection time interval of 1, 2, 3 or 4 hours after initiation of incubation into ionization chamber 16 wherein an electrical measurement is made of any radio-activity, and the measured gas is flushed out with clean filtered air drawn from a manifold 39 by pump 22. The operation of selector valve 30 and of solenoid valves 54 and 56 is controlled by a programmer 36. The ionization chamber is left partially evacuated after flushing with air, to provide the impetus for transferring the gaseous contents of the next container into the chamber. In an alternative embodiment, the containers, 12, 14, &c. are arranged in an automatic feeder which brings them in turn to a connector mechanism coupled to the ion chamber.
Patent GB-1285724-A (GB)
Title: New water-soluble reactive monoazo dyestuffs and process for their manufacture
IPC: C09B62/45
Filed: 1969-08-28
Abstract: 1285724 Reacting monoazo dyes FARBWERKE HOECHST AG 28 Aug 1969 [28 Aug 1968] 42930/69 Heading C4P Novel reactive water-soluble monoazo dyes which in the form of the free acid are of formula wherein A is a benzene or naphthalene radical, X is H or a benzene or naphthalene radical linked to A directly or via a bridge member -CO-, -SO 2 -, -CONH-, -NHCO-, -O- or -S-, B is the radical of a coupling component containing a phenolic or enolic hydroxy group or an amino group, Z is H, COOH or SO 3 H, Y is a direct link or -CH 2 -, -NH- or -N(alkyl)-, the groups -Y-SO 2 -CH 2 -CH 2 -OPO 3 H 2  and Z are linked to A, B and/or X, n is 1, 2 or 3, m is an integer from 1 to 5 and radicals A, B and X may be further substituted are prepared by azo coupling or by phosphating the dyes containing hydroxyethylsulphonyl groups. They may be used to colour leather, wool, silk, synthetic polyamides and, in particular, cellulose materials by the usual reactive dye processes in yellow, orange, red and brown shades.
Patent GB-870244-A (GB)
Title: Improvements in or relating to supports for photographic apparatus, surveying instruments and the like
IPC: F16M11/32
Filed: 1959-12-17
Abstract: 870,244. Tripods. VON WIMMERSPERG, H. Dec. 17, 1959, No. 42988/59. Class 52(3). [Also in Group XXV] A support has one or more telescopic legs comprising two or more hollow shaft members 11, 14, 20, the uppermost shaft having a top 13 screwed into it at its upper end and the upper ends of the other shaft have locking heads 13, 19, screwed on. The locking heads have cams 15 and 21 that frictionally engage the outer shafts 11, 14 when a downward force is applied. The cam 21 is disengaged by rod 25 which is fixed to the ring 28 by a screw 26, knocking it out of place; the cam 15 is disengaged by the rod 32 which is fixed to the top of the locking head 19. The leg may be collapsed by raising the ring 28 or by quickly inverting the leg. An alternative form of locking head (Fig. 4) has part 34 screwed into the lower shaft 35 and has cylindrical recesses 45, 46 which hold flat links 41, 42 in the recesses 49, 50 of the locking shoe 37 which engages the outer shaft 36. When more than one leg is used a cap 55 connected to the top shaft by a rivet 56, spring 57 and ring 58 hold the legs in a collapsed position. When only one leg is used a spring loaded catch 69 engages the groove 75 in a collar 64 fixed to the uppermost shaft to keep the leg in a collapsed position.
Patent GB-1320087-A (GB)
Title: Injection moulding press
IPC: B29C45/26
Filed: 1971-09-15
Abstract: 1320087 Injection moulding machines ING C OLIVETTI & C SpA 15 Sept 1971 [18 Sept 1970] 43083/71 Heading B5A In an injection moulding machine having means to separate a moulded article 56 from the sprue 58, means to eject the article and sprue at different times, and a shoot 60 down which the article and sprue fall, a deflector 72 located in the shoot 60 is movable between a position (Fig. 1) in which a moulded article is guided into a container 68 and a position (Fig. 5, not shown) in which the sprue is guided into a container 70. As shown in Fig. 1 the deflector 72 is pivoted about a shaft 74 by a double-acting pneumatic cylinder 90. A cam 80 fixed to the deflector 72 has a projection 82 for operating microswitches 84, 86 controlling operation of the cylinder 90. The article 56 is ejected by pins 48 attached to a plate 46 and the sprue is ejected by a pin 52 attached to a plate 50. The plates 46, 50 are moved by a rod 54 actuated by an hydraulic cylinder (not shown). The lower end of one branch 66 of the shoot 60 is closed by a plurality of strips 94 hinged at their upper ends. When the sprue is ejected one of these strips is deflected and interrupts a photoelectric beam between units 96, 98. This operaates an electric control device causing a cylinder 22 to move a brush 26 over the face of one mould member 36 to remove any plastics material still adhering to it. Fig. 8 shows a pair of dies 32b, 38b for moulding an article 56 which is joined to the sprue 58 by a nib 110 formed in a tunnel 106 (Fig. 9) in a projection 108 on the die member 38b. Modifications.-Instead of being pivoted, the deflector may be reciprocable between extended and retracted positions. By using dies as seen in Figs. 6, 7 (not shown) and modified ejector pins, the sprue may be ejected before the moulded article is ejected.
Patent GB-1406543-A (GB)
Title: Wheel ballast weight
IPC: B60B15/28
Filed: 1973-09-13
Abstract: 1406543 Wheel ballast weights DEERE & CO 13 Sept 1973 [13 Sept 1972] 43116/73 Heading B7C A segment 22, Fig. 1, for wheel ballast is intended to form, in butment with other identical segments 22, a continuous figuration around the face of the wheel disc and has a first abutment edge 26 and a second abutment edge 30 arranged such that, when the segments are attached to the wheel disc, the abutment edge 26 overlies the abutment edge 30 with the edge 30 between the edge 26 and the disc. As shown, three identical segments 22 are attached by means of bolts 36 and nuts 42 to the outboard face of the disc 12 of a tractor wheel. The edges 26 and 30 as shown are of bevelled form. The radially outer edges 24 of the segments are provided with projecting lips 27, Fig. 4. The three segments 22, Fig. 1, are said to form a ballast weight 10. Further ballast weights may be added in axially superimposed relationship. In Fig. 4, a single additional ballast weight 10A comprising three segments 22 is attached to the ballast weight 10 by means of bolts 48. In Fig. 5 (not shown), a ballast weight (10) comprising three segments (22) is attached to a one-piece ring-type ballast weight (50) mounted on the outboard face of a wheel disc (12).
Patent GB-1139818-A (GB)
Title: Knee type milling machine
Inventor: BALDING VICTOR HORACE
IPC: B23Q1/28
Filed: 1966-09-27
Abstract: 1,139,818. Milling. BALDING ENG. Ltd. 27 Sept., 1966, No. 43176/66. Headings B3B and B3K. A knee type milling machine comprises an hydraulic ram 3 and an hydraulic clamping device 9, 10 to clamp the knee in any of its elevated positions. A screw 7 provides further adjustments and co-operates with a nut 12 and a manuallyoperated lock-nut 18.
Patent GB-930689-A (GB)
Title: Measurement of dimensions of inaccessible bodies or structures by ultrasonics
Inventor: DONALD IAN
IPC: G01B17/00
Filed: 1960-12-15
Abstract: 930,689. Anthropometrical appliances. KELVIN & HUGHES Ltd. Dec. 14, 1961 [Dec. 15, 1960], No. 43237/60. Class 81 (2). [Also in Group XL (c)] Apparatus for measuring dimensions of a foetal skull located within the uterus comprises a receiver 13 connected to receive echo pulses from an ultrasonic probe 10, two gating circuits 19 passing the receiver output during two spaced time intervals, means 14 for displaying the receiver output signals, a camera 36 arranged to photograph the display when its shutter is opened by solenoid 35, and means for opening the shutter in response to the passage through the gating circuits of signals of amplitudes exceeding predetermined values. Timebase generator 15 controls a unit 16 which generates pairs of gating pulses occurring at predetermined but adjustable times after the transmission of each pulse into the enveloping medium. If an echo pulse exceeding amplitude L1 occurs during the earlier gating pulse, normally-open contact 21 is closed; and similarly respecting contact 23. When these contacts close, capacitor 34 in the grid circuit of thyratron 24 charges through resistor 33 and after an adjustable time delay the thyratron conducts. Immediately on closure of contacts 21, 23 solenoid 35 is energized to open the camera shutter and a photograph of the cathode-ray tube (C.R.T.) display, Fig. 2, is taken; on thyratron conduction, contacts 31 open and the shutter closes. Thyratron cut-off is effected by pressing button 29. Means may be provided for feeding calibration pulses to the C.R.T.; and calibration of the apparatus may be made by using as a fixed standard a water tank having two reflecting targets.
Patent GB-1224095-A (GB)
Title: Control system for engine starters
IPC: F01L13/00
Filed: 1969-08-29
Abstract: 1,224,095. 224, 095. Engine turning gear; stop gear. GARRETT CORP. Aug.29, 1969 [Aug.29, 1968], No. 43242/69. Heading F1K. A control system for engine turning gear of the type having a motor 11 and electro-responsive means 25 for controlling the flow of an operating medium to the motor comprises a start switch 27, circuit means connected with the start switch and operative upon the closing thereof to establish a connection between the electro-responsive means and an electric power source to initiate a flow of operating medium to the motor and means 38 connected with the circuit and responsive to the operation of the motor to generate a current with a characteristic variable in accordance with the rate of operation of the motor. The characteristic is such that at a predetermined rate of operation of the motor the circuit means will break the connection between the electro-responsive means and the electric power source and interrupt the flow of operating medium to the motor. An overspeed indicater 31 is fitted. The electronic control system 30 is described.
Patent GB-1029418-A (GB)
Title: Improvements in or relating to animated figures
IPC: A63H3/33
Filed: 1964-10-23
Abstract: 1,029,418. Animated figures. WED. ENTERPRISES Inc. Oct. 23, 1964 [Nov. 1, 1963], No. 43285/ 64. Heading A6S. The movements of an animated figure are controlled by a multi-frequency signal source providing an animation programme. The embodiment describes a bird-like figure in which the beak opens and shuts, the head tilts or turns from side to side, the breast swells and the body inclines on its perch. The beak 48, Fig. 2, opens under the influence of a solenoid 60, and the head 37 turns left or right about a pivot 84 according to the operations of one or other of air cylinders 106, 108 fed by air ducts 22, 24, respectively. The head tilts similarly under the influence of an air cylinder 124 through the medium of a linkage 126, 136. The breast swells similarly by means of a cylinder 140 and sliding member 144, and the body inclines on its perch by means of a cylinder 148 and linkage 150. The combined air ducts 32 pass out through perch supports 14, and the current to the solenoid is carried through the same support by wires 20. The movements are initiated by signals from a tape recorder 156, one set of signals passing through an amplifying channel 162, 164 to produce sound at a loudspeaker 166 and operating signals for the beak solenoid 60. Other signals comprise separate control frequencies for operating tuned relays which operate current relays controlling air valves to the various air cylinders for producing the other movements of the figure.
Patent GB-1267551-A (GB)
Title: Surgical implant
IPC: C22C14/00
Filed: 1969-09-03
Abstract: 1,267,551. Bone fracture fixation devices. INSTITUT DR. ING. REINHARD STRAUMANN A.G. 3 Sept., 1969 [3 Sept., 1968], No. 43507/69. Heading A5R. An implant plate for the treatment of fractured bones is made of titanium, or of a titanium alloy in which titanium is the largest constituent, and has a surface layer of titanium oxide, nitride, carbide, or carbonitride, the layer being coloured by optical interference effects, preferably to resemble body tissue colour. The surface layer may be formed by anodic treatment, or at an elevated temperature either by reaction with gases, or in a salt bath. Such a surface layer is stated to be resistant to corrosion by tissue fluids and resistant to effects of abrasion due to relative movement between two contacting implants.
Patent GB-1163660-A (GB)
Title: Automatic Circuit-Breaker.
IPC: H01H73/30
Filed: 1967-09-27
Abstract: 1,163,660. Automatic circuit-breakers. E. MARQUARDT, J. MARQUARDT, H. MARQUARDT and E. MARQUARDT, [trading as J. & J. MARQUARDT]. 27 Sept., 1967 [2 Nov., 1966], No. 44013/67. Heading H1N. In an automatic circuit-breaker one contact 6, Fig. 1, is actuated by push-button 3 to engage a second contact 7 which is movable out of the range of the contact 6 in the event of excess current heating a bimetallic element 27. In the arrangement shown the contact 7 comprises a " U " spring blade (18), Fig. 3 (not shown), which in its unstrained condition retracts the contact 7 away from the range of contact 6 but is forcibly held in range by the free end of lever 19 of a knee joint lever system 19, 24, 22 held extended by a latch 25 on the bimetal element 27. The knee-joint is reset by an extension nose 33 on the push-button 3 which engages a projection 34 on retraction of the button 3. The latch 25 will not however be re-engaged unless the bimetal 27 has sufficiently cooled. The contacts 6, 7 cannot therefore be re-closed until this occurs. The push-button 3 is held set in the depressed position by a latch button (not shown) and actuates a pair of pivoted contacts 6 through a cross-bar 5 to which it is coupled through a snap-action tension coil spring (not shown). The second contact 6 may engage a fixed contact 8 or a second circuit breaker contact 7. In a modification the circuit breaker " U " spring contact 18, Fig. 5, is rigidly fixed to a stud 38 at one end and yieldingly urges a slider 39 away from the pivoted contact 6, the slider 39 being held against retraction by the latch 25 of the bimetal element 27.
Patent GB-1141487-A (GB)
Title: Derivatives of 2-anilino-1,3-diazacyclopentene-(2)
IPC: C07D233/50
Filed: 1966-10-03
Abstract: 1,141,487. Substituted imidazolines. BOEHRINGER INGELHEIM G.m.b.H. 3 Oct., 1966 [1 Oct., 1965], No. 44068/66. Heading C2C. [Also in Division A5] Novel compounds of the formula (II) (wherein R<SP>1</SP> is F, Cl, Br, CH 3  or OCH 3 , and R<SP>2</SP> is F, Cl, Br, CF 3 , CN, CH 3  or OCH 3 ; one of R<SP>1</SP> and R<SP>2</SP> being CH 3  or OCH 3 , except that when R<SP>1</SP> is Cl, R<SP>2</SP> is not 4- or 6-CH 3 , and when R<SP>1</SP> is CH 3 , R<SP>2</SP> is not 3- or 4- Cl) and acidaddition salts thereof are prepared (1) by reaction of isothiouranium salts of the Formula (III) (wherein R<SP>3</SP> is lower alkyl and X is an anion) or corresponding thioureas with ethylenediamine; (2) by pyrolysis of compounds of the formula (V) (wherein Y is O or S). Compounds of the formula (III) are prepared by heating appropriately substituted anilines and ammonium thiocyanate to give the corresponding N-phenyl-thioureas and heating these with alkylating agents. Compounds of the formula (V) are prepared by reaction of appropriately substituted phenyl isocyanates or isothiocyanates with ethylenediamine. 3 - Bromo - 2 - methyl - aniline hydrochloride is prepared by hydrogenating 2 - bromo - 6 - nitro - toluene (prepared from the 2-amino compound and cuprous bromide) and converting the free base to the hydrochloride. Similarly are prepared 2-chloro-3-methyl-aniline and 3- amino - 4 - chloro - anisole hydrochloride.
Patent GB-1263886-A (GB)
Title: Supervisory arrangements for carrier repeater system
Inventor: HEYES ROGER WALLACE
IPC: H04B3/10
Filed: 1970-09-16
Abstract: 1,263,886. Controlling repeaters. STANDARD TELEPHONES & CABLES Ltd. 16 Sept., 1970, No. 44179/70. Heading H4R. A transmission system includes a group of repeaters spaced along a transmission path and arranged to transmit both intelligence signals and power to the repeaters. The repeaters are controlled by a control grid produced from a pilot signal transmitted from a control station along the line which control signal is derived at the repeater furthest from the control station and is transmitted in the frequency band below that allotted to the intelligence signal along the transmission path from each repeater to the next preceding one. In the transmission from A to B each repeater 1 is provided with power separating filters comprising capacitors 2 and inductors 3 feeding a power circuit 4. Each repeater includes a semi-conductor feedback amplifier having a gain-controlling thermistor in the feedback path which is connected to control circuit 7. Repeater 11 forms the last in the group and is provided with a pilot signal pick-off filter 5 feeding a regulator 6 comprising a detector and comparison circuit where the rectified pilot signal is compared with a D.C. reference signal and the output used to enable one of two pulse generators depending on the pilot signal value. The pulses are transmitted on the line in the direction B to A and cause control circuits 7 in each repeater to make adjustments to the thermistor so that the pilot signal level is returned to normal. Each control circuit includes a pulse shaper and a pair of pulse generators for supplying the thermistor and a connection back to the line to feed the next repeater except in the case of repeater 8 where this connection is omitted. In the embodiment described the system operated with a 12 MHz bandwidth with the band below 300 KHz being used for power transmission. The control signal pulses have a duration of 100 Ás.
Patent GB-1175394-A (GB)
Title: Improvements in or relating to Temperature Compensation Circuits
Inventor: THOMPSON LIONEL RAYMOND FRANK
IPC: G01J5/28
Filed: 1967-09-29
Abstract: 1,175,394. Temperature compensation for infrared detectors. HAWKER SIDDELEY DYNAMICS Ltd. Sept.27, 1968 [Sept.29, 1967], No.44499/67. Heading G1A. Temperature compensation for an infrared detector system is provided by at least two temperature-sensitive impedances mounted so as to partake of the same temperature-environment as the detector and connected in a multi-stage amplifier of the detector signal. The impedances may be thermistors mounted on copper block which also carries the detector, a photo-resistor. The amplifying circuit of the photo-resistor 11 comprises three stages 16, 17 and 18, and the thermistors are connected in the coupling circuits as shown. The detector system may be used for detecting overheated axle boxes.