baber/WOPTO huggingface dataset:
Patent GB-945464-A (GB)
Title: Improved buckets for shovelling or loading machines
IPC: E02F3/34
Filed: 1962-11-13
Abstract: 945,464. Shovelling machines. CLARK EQUIPMENT CO. Nov. 13, 1962 [Nov. 24, 1961], No. 42924/62. Heading E1F. In a side or front dumping shovelling machine the scoop 24 is pivotally mounted at 70 to one side of a cradle 26 in turn pivotably secured at 38 to a carrier 28 about an axis at right angles to the pivotal axis between the scoop and the cradle and also the vertical pivotal planes in which jack-actuated, cradle-supporting arms 30, 32 of the shovel are swingable. The scoop is latched to the cradle until a latch detent 55 engages the carrier 28 when the cradle has been swung relative to the carrier to a predetermined position by a jack 36 extending between the carrier and the cradle, the freeing of the latch means allowing forward tilting and discharging of the shovel. A jack between the cradle and the scoop controls side discharging of the scoop.
Patent GB-1162892-A (GB)
Title: A Method of Producing Sheet Metal Refrigerator Evaporators
IPC: B21D53/04
Filed: 1967-09-21
Abstract: 1,162,892. Making refrigerator evaporators. G. BAUKNECHT G.m.b.H. ELEKTROTECHNISCHE FABRIKEN. 21 Sept., 1967 [23 Sept., 1966], No. 43086/67. Heading B3A. [Also in Division F4] A pair of refrigerator evaporators V, V<SP>1</SP> are made from a blank P formed of a pair of superimposed metal sheets with refrigerant passages for each evaporator therebetween in finger-like projections Vf, V<SP>1</SP>f by cutting the blank along the fingers and bending the separate halves into U, angle or box cross-section. The length of the blank is less than the combined lengths of the evaporators to provide a saving in material. Any even number of evaporators can be formed from a single blank without waste.
Patent GB-1324171-A (GB)
Title: Sealing member
IPC: E04B1/686
Filed: 1970-09-09
Abstract: 1324171 Expansion joints ACME HIGHWAY PRODUCTS CORP 9 Sept 1970 [10 Sept 1969] 43190/70 Heading E1B An elastomeric sealing strip 10 has an internal truss structure which upon compression will increase the surface contact area 16 of sidewalls 18 and 20 with slabs 14 by causing portions of the inclined bottom walls 32, 34 to be pressed thereagainst. The corners 30 may be angular and the comer between the top and sidewalls may be rounded. In a second embodiment the sidewalls converge slightly downwardly.
Patent GB-1329861-A (GB)
Title: Separation of nitrogen and oxygen from gaseous mixtures containing the same
IPC: F17C9/04
Filed: 1970-09-09
Abstract: 1329861 Air rectification process L'AIR LIQUIDE SOC ANON POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE 9 Sept 1970 [10 Sept 1969] 43246/70 Heading F4P Nitrogen reflux for the head of an air rectification column 14 is in part obtained by withdrawing effluent product nitrogen through a line 22 recovering the cold therefrom by passage through heat exchangers 13, 7 compressing a portion of the nitrogen product in a two stage compressor 26, liquefying in a heat exchanger 28 traversed by L N.G. at a higher pressure undergoing vaporization, expanding the liquid nitrogen at 52 into a separator 30 and feeding a portion of liquid nitrogen through a line 34 to the column for use as a reflux. Flash nitrogen gas from separator 30 is used to undercool the liquid nitrogen at 29 and is then returned to the inlet of compressor 26 from the first stage of which product nitrogen gas is discharged through a line 27. The remainder of the liquid nitrogen leaving separator 30 through a line 31 is undercooled in an exchanger 32 and is then expanded at a value 59 into a separator 33 from which is discharged product liquid nitrogen. In operation feed compressed air is in part condensed by passage through exchanger 7 and is fed to a high pressure column 9 from which crude liquid oxygen in a line 10 crude liquid nitrogen in a line 11 and an oxygen-nitrogen mixture in a line 12 are warmed at 13 and fed the column 24. Product gaseous oxygen is withdrawn through a line 15. Product liquid oxygen is withdrawn at 16 and a portion pressurized by a pump 17 whilst the rest is undercooled at 19 expanded into a separator from which liquid oxygen product is discharged. In a modification the air is rectified in a single column.
Patent GB-1089927-A (GB)
Title: Improved spring
IPC: F16F1/38
Filed: 1965-10-13
Abstract: 1,089,927. Resilient bush mountings. CONTINENTAL GUMMI-WERKE A.G. Oct. 13, 1965 [Oct. 14, 1964], No. 43476/65. Heading F2S. A resilient bush mounting, particularly adapted to provide large displacements under the influence of torsional forces, comprises a cylindrical sleeve 1 which is made, e.g., of rubber, plastics &c., and which has inwardly and outwardly-projecting elevations 4 offset axially relative to one another, and two rigid bushes 2, 3 inserted concentrically one within the other, the sleeve 1 being clamped under compression in the annular space between the bushes 2, 3. The elevations 4 may be replaced by radial ribs. In a modification. Fig. 4, not shown, a corrugated sleeve is employed. The crests of the undulations of the sleeve may be urged respectively against the inner and outer surfaces of the outer and inner bushes by means of steel rings (5), Fig. 6, not shown, accommodated in the troughs of the undulations. In a further modification. Figs. 7, 8, not shown, thickly formed ribs (6) are connected by thin web walls (7).
Patent GB-1328732-A (GB)
Title: Substituted phenylhydrazones processes for their preparation and compositions incorporating them
IPC: C07C65/21
Filed: 1971-09-17
Abstract: 1328732 Substituted phenylhydrazones ROUSSEL-UCLAF 17 Sept 1971 [17 Sept 1970] 43498/71 Heading C2C The invention comprises substituted phenylhydrazones of formula  wherein X and Y, which may be the same or different, each represent hydrogen, a chlorine or bromine atom, an alkyl radical, an NO 2  group, an alkoxy radical, or a trifluoromethyl group; Z represents hydrogen, a chlorine or bromine atom, an alkyl radical, an NO 2  group or an alkoxy radical; X<SP>1</SP> represents hydrogen, a chlorine or bromine atom, an alkyl radical, an NO 2  group, an alkoxy radical, a trifluoromethyl group, a benzyloxy group, or a thiocyano group, Y<SP>1</SP> represents hydrogen, a chlorine or bromine atom, an alkyl radical, an NO 2  group, or a trifluoromethyl group; Z<SP>1</SP> represents hydrogen, a chlorine or bromine atom or an alkyl radical; and R<SP>1</SP> and R<SP>2</SP> which may be the same or different each represent hydrogen, an alkyl radical, a benzyl group, an unsubstituted or chlorine-, bromine-, or alkoxy substituted aryl group, a cycloalkyl group, a furfuryl group, or together with the nitrogen atom to which they are bound, represent a heterocyclic group; provided that at least one of X, Y, Z, X<SP>1</SP>, Y<SP>1</SP>, Z<SP>1</SP>, is not hydrogen. These compounds may be prepared by reacting a corresponding (α-chloro)- benzylidene-phenylhydrazine of formula wherein X, Y, Z, X<SP>1</SP>, Y<SP>1</SP> and Z<SP>1</SP> are as defined above, with a nitrogenous reagent of formula R<SP>1</SP>R<SP>2</SP>NH (wherein R<SP>1</SP> and R<SP>2</SP> are as defined above). Out of many compounds disclosed, the following may be mentioned as the representatives of various classes: N-(α-dimethylaminobenzylidene) - 4 - nitrophenylhydrazine; N- (α - dimethylamino - 4<SP>1</SP> - chlorobenzylidene)- 3,4 - dichlorophenylhydrazine; N - (α - aminobenzylidene) - 4 - chlorophenylhydrazine; N - (α - morpholinyl - 2<SP>1</SP>,4<SP>1</SP> - dichlorobenzylidene) - phenylhydrazine; N - (α - diisopropylamino - 4<SP>1</SP> - methoxybenzylidene) - 4 - chlorophenylhydrazine; N - (α - dimethylaminobenzylidene) - 4 - thiocyanophenylhydrazine. The invention also comprises a fungicidal composition which contains one or more phenylhydrazone(s) according to the invention in association with a suitable carrier.
Patent GB-951952-A (GB)
Title: Railroad car for transporting freight containers
IPC: B61D45/00
Filed: 1960-12-19
Abstract: 951,952. Railway vehicle undercarriages. PULLMAN Inc. Dec. 19, 1960 [Feb. 16, 1960], No. 43548/60. Heading B7L. A railway vehicle 10, Fig. 1, for transporting a freight container 18, comprises a centre sill structure 12, a bolster structure 14 secured to the sill adjacent each end, conventional centre plate and king-pin means (not shown) for securing the bolsters to bogies 16, rollers 20 carried at the ends of the bolsters and engageable by the bottom of the container 18, a platform 36 slidable longitudinally on the sill through a distance of 20 to 40 inches, an hydraulic cushioning device 26, similar to that described in Specification 951,094, interposed between the interior of the sill and the platform and having a stroke length of 20 to 40 inches, and a pin 42 on the platform to engage in a complementary recess in the bottom of the container when the latter is resting on the rollers 20. The follower members 32, 33, Fig. 4, of the cushion device 26 engage stops 34 secured to and depending from the bottom of the platform 36 and pairs of lugs 30 on the inner walls of the sill 12, between which lugs the stops 34 are normally disposed. The lower ends of the stops 34 are secured to a channel member 144 and the stops can move in slots 73 formed in the top of the sill which latter is formed of two Z-shaped members 28. The springs 72 of the device 26 are supported on carrier plates 130, Fig. 5, secured to bottom flanges 94 of the sill 12 and by channels 138 on the inner walls of the sill. The platform 36 is provided with hook members 38 slidably engaging guides 40 secured to the outer sides of the sill. The bolsters 14 are each comprised of spaced webs 100 secured to upper and lower plates 102, 104 the latter being connected to centre plates 106 connectible in known manner with the trucks 16. The rollers 20 are each mounted on an axle 114, Fig. 1, carried in a bolster end-plate 110 and a U-shaped frame 112 secured to the end-plate. Each roller has a flange 22 to centre the container on the rollers. End sills, e.g. 54, Fig. 6, are provided at one or both ends of the sill 12 and are provided with vertical guard-plates 156, 158, 304, 302, on each side of a passage 306, over the sill. The guard-plate 158 mounts a hand brake 44 and the plate 156 carries a ladder. The container 18 is provided with crane cable attachment devices 80.
Patent GB-1303979-A (GB)
IPC: H01H37/36
Filed: 1971-09-17
Abstract: 1303979 Temperature sensitive switches GENERAL SIGNAL CORP 17 Sept 1971 [17 Sept 1970] 43552/71 Heading H1N   A fire detector comprises a chamber 17 connected to atmosphere by a filter 19 of sintered metal particles and a switch 12, 13 responsive to the pressure in the chamber 17 whereby the ambient temperature increases at more than a predetermined rate set by the porosity of the filter 19, the switch is closed to operate an alarm. The switch 12, 13 is operated by a diaphragm 15 supported by a rigid back-plate 16 and sensitive to the pressure. In addition a spring-urged pin 20 with a large head 26 is disposed opposite the diaphragm; a fusible mass 23 normally holds the pin away from the diaphragm as well as supporting an indicator flap 22. If the temperature exceeds a predetermined value the mass 23 melts allowing the pin 20 to close the contacts 12, 13 to operate the alarm and flap 22 falls to indicate which detector operated the alarm. The filter may be of nickel, stainless steel, "Monel" metal or "Inconel" (Registered Trade Marks) and is such that its porosity decreases with increasing temperature.
Patent GB-1526278-A (GB)
Title: Herbicidally active pyrazolidines
IPC: C07D231/04
Filed: 1975-10-24
Abstract: 1526278 Pyrazolidines AMERICAN CYANAMID CO 24 Oct 1975 [22 Nov 1974] 43899/75 Heading C2C . Novel pyrazolidine derivatives having the general formula  wherein R 1  and R 2  are (C 1 -C 4 ) alkyl; R 3  and R 5  are (C 3 -C 7 ) cycloalkyl, (C 4 -C 8 ) methylcycloalkyl, (C 3 -C 7 ) cycloalkenyl, (C 4 -C 8 ) methylcycloalkenyl, (C 4 -C 8 ) cycloalkylmethyl, benzyl, (C 2 -C 12 ) alkyl or Y and Z are hydrogen, halogen, (C 1 -C 4 ) alkyl, (C 1 -C 4 ) alkoxy, methylthio, methylsulphonyl, carboxy, carboalkoxy, carboxamido, or cyano; R 4  is hydrogen, (C 1 -C 10 ) alkyl, (C 1 -C 4 ) alkoxy or (C 1 -C 4 ) alkylthio, provided that when R 4  is hydrogen or methyl then at least one of R 3  and R 5  is other than phenyl, and HX is an acid are prepared by reducing a compound of the formula or  wherein A is an ion, by means of, for example, sodium borohydride in isopropanol. The novel compounds possess herbicidal properties.
Patent GB-1278663-A (GB)
Title: Silanes as adhesive primers for poly-p-xylylenes
IPC: C08G61/02
Filed: 1969-09-05
Abstract: 1278663 Coated products UNION CARBIDE CORP 5 Sept 1969 [6 Sept 1968] 44058/69 Heading B2E A substrate is coated with poly-p-xylylene by (i) providing on the surface a siloxane or polysiloxane having an ethylenically unsaturated group bonded directly to the silicon atoms and (ii) contacting with vapourous p-xylylene diradicals. The siloxane or polysiloxane may be formed by hydrolysis and condensation of a substituted silane or siloxane having bonded to the silicon atoms (a) an ethylenically unsaturated group, and (b) a hydrolysable group; exemplified compounds are vinyltrichlorosilane, vinylmethyldichlorosilane, and γ-methacryloxypropyl-trimethoxysilane. Hydrolysis may be assisted by reactive groups on the substrate. The substrate may be dipped in a solution of the silicon compound and dried. The p-xylylene radicals can be prepared by cleavage of the dimeric compound. where R is an optional nuclear substituent and x is y are 0, 1, 2 or 3, at up to 700C and are contacted with the substrate in a vacuum chamber. Homopolymers or copolymers may be formed, depending on the choice of dimeric compound and control of the deposition temperature. In examples, p-xylylene and chloro-p-xylylene radicals are used. The substrate may be sheets, fibrous, or particulate, a list of suitable materials being given: in examples glass, aluminium, copper and epoxyresin-glass fibre laminate are used.
Patent GB-1428787-A (GB)
Title: Laminated sheet material
IPC: B65D65/42
Filed: 1973-09-20
Abstract: 1428787 Laminated sheet material H W CHAPMAN Ltd 26 June 1974 [6 Sept 1973 20 Sept 1973] 42040/73 and 44139/73 Heading B5N A flexible wrapping material comprises a supporting sheet of fibrous material and a preformed high density polyethylene film laminated to one surface of the support sheet, the lamination being effected by means of a layer of adhesive extending over said surface and bonding the polyethylene of the film to the fibres of the sheet. The fibrous material may be of paper, e.g. an extensible kraft paper, crepe paper, printer paper or brown paper. The adhesive layer, which reinforced by fibres of e.g. polyethylene, polypropylene, nylon or other natural or synthetic fibres may be of wax, polypropylene, a bitumen or a hot melt adhesive. Water based adhesives may also be used.
Patent GB-1249090-A (GB)
Title: Socket retaining means
IPC: F16B21/18
Filed: 1970-09-16
Abstract: 1,249,090. Attachments. ATLAS COPCO A.B. 16 Sept., 1970 [26 Sept., 1969], No. 44165/70. Heading B3N. [Also in Division F2] The shank portion 16 of a wrench 15 is secured in a socket 17 by a spring retainer formed with a ring portion (23) engageable in a circular groove 30 in the shank end and formed with bent-up arms 21 passing through a hole 26 and urging a detent pin 19, mounted in a transverse recess 20 in the shank, radially outwards into a hole 22 in the socket wall. Alternatively the pin 19 may be omitted, the spring arms 21 being bent to enter the end of opening 22.
Patent GB-1350937-A (GB)
Title: Electrical device for generating an electric field
IPC: A01G7/04
Filed: 1971-09-22
Abstract: 1350937 Device for generating an electric field R RIESS 22 Sept 1971 [22 Sept 1970] 44204/71 Heading A5R An apparatus for generating a variable pulsating electric field in an enclosed space comprises a transformer 10 connected to a cascade 12 of capacitors and rectifiers and a switch 14 activated by a regulable time relay 16. The apparatus is connected to a potential grid 18 similar to a Faraday cage and produces a saw-toothed type potential with a slow rise and a steep drop within the grid. It is stated that the apparatus possesses theraputic and convalescence-promoting properties when surrounding a human being.
Patent GB-1401331-A (GB)
Title: Grader for fine-grained material
IPC: B07B7/086
Filed: 1972-09-25
Abstract: 1401331 Cyclone classifiers KLOCKNERHUMBOLDT-DEUTZ AG 25 Sept 1972 [23 Sept 1971] 44250/72 Heading B2P An apparatus for size-grading of granular material with the help of a fluid medium, e.g. gas, comprises at least two cyclone separators 1, 2 arranged coaxilly one inside the other, the outer separator 1 having at least one inlet port 4 for the fluid medium and the entrained granular material to be graded, the port 4 being axially spaced by a distance 15 from inlet passages 8 of the inner separator 2 each separator having an outlet 6 (11) for separated particles and the inner separator 2 having a central discharge tube 13 for the fluid medium. and a baffle 19 being provided inside the separator 1 radially spaced from the passages 8 and acting as a pre-separator with respect to the separator 2. A tangential inlet duct 5 is connected to the port 4 which communicates with an annular separating space of downwardly-increasing cross-section formed between an upper conical portion of the outer separator 1 and a lower conical portion of a flow guide body 18 which has a cylindrical upper portion 17 extending outside the separator 1. The baffle 19 is arranged at the lower end of the guide body 18 and is axially adjustable together with the guide body by means of a control device 21. Alternatively the baffle and the guide body are separate members which are independently axially adjustable. Guide vanes 9 angularly adjustable by a device 10 are located in the passages 8 and direct material laden fluid tangentially into the separator 2. In operation, the granular material-fluid mixture is fed through the inlet duct 5 and flows helically within the upper part of the separator 1 so that coarse particles separate out against the wall of the separator 1 and fall down through the outlet 6. Below the baffle 9 the fluid is deflected sharply upwards whereby further coarse particles are separated out, the fluid with the fine particles then flowing through the passages 8 and the vanes 9 so that a helical flow is established within the separator 2 whereby the fine particles are separated out and fall through the outlet 11 and the substantially clean fluid is removed through a vortex finder 13 which may be axially adjustable by a device 14.
Patent GB-1013063-A (GB)
Title: Improvements in or relating to fuel injection nozzles for internal combustion engines
IPC: F02M61/08
Filed: 1963-11-13
Abstract: 1,013,063. Fuel injectors. M. J. BERLYN. Nov. 13, 1963 [Feb. 4, 1963], No. 44871/63. Heading FIB. A fuel injector comprises a one-piece body 10 having an outwardly opening valve 25 carrying a piston 27 and loaded by a spring 12 seated on a nozzle member 32 provided with a valve stop 33. The piston 27 is a sliding fit in bore 16 when the valve is closed and serves to throttle the fuel flowing through chamber 17 when the valve is opened.
Patent GB-1013141-A (GB)
Title: Improvements in or relating to the stabilisation of electronic oscillators
Inventor: MARSH STANLEY BRUCE
IPC: H03L5/00
Filed: 1960-12-30
Abstract: 1,013,141. Automatic amplitude control. MINISTER OF AVIATION. Dec. 28, 1961 [Dec. 30, 1960], No. 44872/60. Heading G3R. [Also in Divisions H3 and H4] A stabilized microwave oscillation generator comprises a basic microwave oscillator having means for controlling its frequency of oscillation in response to a first controlling signal, a microwave output amplifier having means for controlling its output amplitude in response to a second controlling signal, the basic microwave oscillator feeding its output to the microwave amplifier, and means for producing error signals indicating frequency error and amplitude error in the output oscillation of the stabilized oscillation generator and for applying them to the basic microwave oscillator and the microwave amplifier respectively to control the output frequency and amplitude. A two cavity klystron oscillator 1 of a c.w. radar transmitter is coupled through a ferrite isolator 2 to a two-stage klystron amplifier 3A 3B feeding an output waveguide 7; and antenna 8 a fraction of the output being tapped off by a directional coupler 18, passed through a ferrite modulator 4 and phase shifter 20, and injected into the guide through directional coupler 19. A bridge type frequency discriminator 9 of the kind described in Specification 836,165 is coupled to the waveguide by directional coupler 10 and produces signals at 11 representing amplitude variation error of the waveguide output, and signal at 12 representing frequency variation error to feed Doppler frequency amplifiers 14, 16 of e.g. 1-60 kc./s. bandwidth respectively energizing a modulator 6 in the EHT supply 5 to the oscillator klystron and the ferrite modulator to stabilize the oscillator amplifier against frequency and amplitude variations at Doppler frequencies, while a D.C. amplifier 17 energized from undirectional components of signal 12 controls the stabilized EHT supply to remove mean frequency variations. The amplitude control signals may alternatively be obtained from the IF envelope detector of a superheterodyne receiver fed from the waveguide output, and the Doppler and D.C. amplifier 14, 17 may be combined. The ferrite modulator may be replaced by a semi-conductor modulator, and the discriminator bridge may be of the improved type set forth in Specification 997,282.
Patent GB-1515582-A (GB)
Title: Vinyl-sulphone hardener
IPC: C08L89/00
Filed: 1975-10-31
Abstract: 1515582 Heterocyclic vinylsulphone CIBAGEIGY AG 15 Sept 1976 [31 Oct 1975] 45279/75 Heading C2C [Also in Divisions C3 and G2] The novel compound is prepared by reacting 3-(2-chloroethylsulphonyl)propionyl chloride with piperazine to give and dehydrochlorinating this, e.g. with triethylamine. It is used for cross-linking polymers, e.g. gelatin or polyvinyl alcohol, suitably for photographic use.
Patent GB-1533055-A (GB)
Title: Photographic digital light meter
IPC: G01J1/44
Filed: 1976-11-01
Abstract: 1533055 Photographic light meters ASAHI KOGAKU KOGYO KK 1 Nov 1976 [4 Nov 1975] 45303/76 Headings G2A and G2X [Also in Division H3] A digital light metering system for a camera has an exposure time or aperture computing circuit 1; an oscillator 6, pulse counter 5 and D/A converter 3; and a comparator 2 for comparing the outputs of circuits 1 and 3 and operating a latch circuit 7 when the counts are equal whereby an LED array 9 indicates the computed time or aperture; the D/A converter 3 comprising four parallel connected transistors 23, 25, 27, 29 with emitter resistors 24, 26, 28, 30 arranged to provide constant currents in the ratio 1:2:4:8, the collectors being connected via a resistor 31 to a constant voltage V6 and the emitters being connected to respective output terminals A, B, C, D of the counter 5, to control conduction of the individual transistors. In this way the voltage drop V5 across the resistor 31 is proportional to the analogue equivalent of the digital count. The computing circuit 1 Fig. 2 (not shown) includes a photo-diode (11) and a resistor (15) set to either S V -A V  of to S V -T V .