baber/WOPTO huggingface dataset:
Patent GB-823328-A (GB)
Title: A process for continuously winding up cotton wool webs, and apparatus for carrying out the process
IPC: D01G27/00
Filed: 1957-10-21
Abstract: 823,328. Winding carded web. KISTLER & CO. Oct. 21, 1957 [Dec. 14, 1956], No. 32763/57. Class 120(1) Cotton wool web 5 coming from a carding machine 1 is passed between heated calender rollers 2a, 2b, in order to strengthen the structure of the web and smooth the surface, after which the web is wound directly on a roller 6 without the interposition of intermediate paper layers. Rollers 2a, 2b are driven by gearing from a motor 3. The grooved-ends-of the shaft 7 of roller 6 rest on two sloping bearing arms 8 so that the roll of web rests by its own weight against, and is driven by, calender roller 2a. Alternatively the roll may be supported in swinging arms having bearings, for roller 6, which can move away from roller 2a as the diameter of the roll increases:
Patent GB-1475777-A (GB)
Title: Rolling operations
IPC: G01B5/10
Filed: 1974-07-24
Abstract: 1475777 Rolling annular bodies FORMFLO Ltd 23 July 1975 [24 July 1974] 32783/74 Heading B3M An annular workpiece 6 is rolled between rolls 2 and 4, either the final dwell period of the rolls or their degree of advance being controlled in response to any difference in the weight of the workpiece from that of a nominal workpiece, to produce a workpiece diameter equal to that of the nominal workpiece. One roll 2 may be fixed, and the other 4 advanced hydraulically under the control of valves 28, 30 and 32. If the final dwell time is held constant the advance of the roll 4 is controlled by a stop in response to the weight difference. Alternatively, the advance is constant and the dwell period is timed appropriately. Control rolls 22 and 24 may be used to prevent distortion of the workpiece during rolling.
Patent GB-486042-A (GB)
Title: Improvements relating to refuse collecting apparatus
IPC: B65F1/00
Filed: 1936-11-30
Abstract: 486,042. Dust-shoots; sanitary bins. SHELVOKE & DREWRY, Ltd., and EDWARDS, C. K. Nov. 30, 1936, No. 32846. Class 26] The lower end of a dust-shoot 10 is provided with a flange 14 of which the lower surface fits closely against the surface surrounding the inlet aperture of the collecting container 20 ; these surfaces are inclined at a small angle to guides 18 on which the container rests and along which it is rolled or slid into a chamber 12 so that as the container enters a tight fit is made between the inclined surfaces of the shoot and container. In Fig. 1, the shoot terminates in a socket 46, the lower part of which carries the flange 14. The inlet to the container is surrounded by a fiat rim 26 faced with soft material, and the container is provided with a lid 30 at its side and wheels 22. When the container is thrust into the chamber and the door 32 of the latter closed, it is caused by means of springs 34 carried by the latter to assume a position in which the flanges register with a tight fit and a shutter 48 carried by the socket 46 is moved by a projection 54 on the container to a position in which an aperture 50 registers with the shoot. The container is locked in this position by the engagement of a pin 42 and a catch 36 which may be released by a pedal 44. In another form, Fig. 2, the flange 14 is carried by a sleeve 56 moving against the action of a spring 58 on the lower end of the shoot. In another form described only in the Provisional Specification, the container is mounted on a separate truck, has a lid at the bottom and has a horizontal top with a short cylindrical trunk constituting the inlet aperture and provided with an inclined flange which co-operates with a shoot similar to that shown in Fig. 2.
Patent GB-1057927-A (GB)
Title: Regenerative heat exchanger with stationary heat retaining mass and rotatable duct connections
IPC: F28D17/02
Filed: 1963-08-20
Abstract: 1,057,927. Thermal regenerators. SVENSKA ROTOR MASKINER A.B. Aug. 20, 1963 [Aug. 20, 1962], No. 32856/63. Heading F4K. In a thermal regenerator in which rotating fluid ducts 5a, 5b sweep over the end faces of a stationary regenerative mass, the ducts are interconnected by a tube 4 which rotates with the ducts and is carried by bearings 17a, 17b on a coaxial stationary support tube 1 extending through the tube 4. The ducts and connecting tube 4 may be driven through a rack 14 on the lower duct member 5b or by a gear mounted on the tube 4 near the level of the bearing 17a. To reduce heat flow from the mass to the tube 4 and to the bearings, relatively cool fluid leaking through the seals of duct element 5b is drawn by a fan 20 through the space between the tube 4 and a stator tube 7 in the mass, this fluid being alternately discharged into the duct 5a. The bearing 17a may be liquid-cooled. The support tube 1 may be made in separate parts for easier access to the bearings.
Patent GB-1220798-A (GB)
Title: Information record
IPC: B07C3/18
Filed: 1969-06-30
Abstract: 1,220,798. Envelopes. N. GOLDSTERN. 30 June, 1969 [1 July, 1968], No. 32867/69. Heading B6A. [Also in Divisions G4-G6] An envelope is provided with means identifying its destination in the form of a strip 4, Fig. 1, which bears perforated information data and is adhered to the front wall of the envelope adjacent and parallel to the upper longitudinal edge by a pair of opposite edge portions 7, 8, Fig. 3, the latter of which is associated with a fold line 6. The edge portions 7, 8 are bonded to the front wall with two different adhesives such that the respective edge portions 7, 8 are attached releasably and firmly, whereby the edge portion 7, following its release, may be folded back through an angle of 180 degrees for photo-electric scanning of the perforated data on the strip 4.
Patent GB-624457-A (GB)
Title: Printing of nylon
IPC: D06P5/00
Filed: 1946-11-05
Abstract: Nylon fabrics are printed with a paste comprising an aqueous solution of an alkali-solubilized unsulphonated metallized monoazo dye which has at least one nuclear carboxy group in non-ortho position to the azo bridge, said carboxy group when present in an aromatic nucleus attached to the remainder of the dye molecule by a non-oxo-carbonylic linkage being in other than ortho position to this linkage; and the print is then dried and developed by exposure to acid steam.  The acid for the steaming step may be supplied by incorporating in the paste an agent capable of liberating free acid under the action of heat, e.g. diethyl tartrate or ammonium thiocyanate.  In examples: (1) nylon cloth is printed with a paste containing an alkaline solution of the cobalt complex of the monoazo dyestuff obtained by coupling diazotized o-aminophenol with 3-hydroxy-2-naphthoic acid, dried and steamed in presence of acetic acid; (2) nylon cloth is printed with a paste containing an alkaline solution of the cobalt complex of the dyestuff obtained by coupling diazotized o-aminophenol with 1-succinoylamido-7-naphthol, dried and steamed in presence of acetic acid; (3) nylon cloth is printed with a paste containing an alkaline solution of the copper complex of the dyestuff obtained by coupling diazotized 6-chloro-4-nitro-2-aminophenol with 1-phenyl-3-carboxy-5-pyrazolone, dried and steamed in presence of acetic acid; and (4) nylon is printed with a paste containing ammonium thiocyanate and an alkaline solution of the copper complex of the dyestuff obtained by coupling diazotized 4-chloro-2-aminophenol with 1-phenyl-3-carboxy-5-pyrazolone, dried and steamed.  Specification 495,790 is referred to.
Patent GB-172953-A (GB)
Title: Improvements in condensers for locomotives or steam engines having similar loads
IPC: F28B5/00
Filed: 1921-12-07
Abstract: 172,953. Aktiebolaget Ljungstr÷ms Angturbin. Dec. 18, 1920, [Convention date]. Radiators, steam-locomotive; cooling water, tubular apparatus for.-In a condensing - apparatus the steam is passed into an elongated cylindrical vessel 1 containng liquid, which is pumped on to a perforated partition 8 and sprays downwards through the steam. The liquid is cooled by passage through pipes 3, opening near the surface, to coolers consisting of end pipes 5, 6 connected by a series of flattened and ribbed pipes 2 exposed to the air. The cooled water returns from the pipe 6 by a pipe 4 to the base of the vessel 1. The circulation of the water may be aided by pumps. Horizontal fans below the vessel 1 may be used to promote the circulation of air over the coolers. In a modified apparatus, the vessel 1 may be divided by a second horizontal partition into two chambers, from the upper of which the water is withdrawn by the pipes 3, the cooled water being returned to the lower chamber. Vertical trunks connecting the two chambers contain rotary pumps carried by the shafts which operate the air-circulating fans. The pipes 3 may be replaced by a series of flattened pipes to promote the cooling. Specification 137,653, [Class 32, Distilling &c.], is referred to.
Patent GB-1530195-A (GB)
Title: Lighting installation
IPC: F21S2/00
Filed: 1976-08-06
Abstract: 1530195 Lamps; systems of lighting J B AIZENBERG I B BUKHMAN and V M PYATIGORSKY 6 Aug 1976 32944/76 Heading F4R  A lighting installation for illuminating a space defined by a protective wall or framework 12 comprises at least one lamp 10 arranged to direct light into one or more hollow light guides 1, each light guide comprising a first smooth reflective surface 2 facing the space and a second smooth surface 3 opposed to the first surface and set at an acute angle thereto, the second surface having light transmitting zones 4 alternating with reflective zones 5. The surfaces of the light guide may be made of polyethylene terephthalate film which is metallized where it is required to be reflective, and the light guide may be supported by the ceiling 8 and by steel or polymer strips 14 (Fig. 8) stretched across the framework 12 to prevent the lower surface 3 from sagging. The end wall 6 of the light guide remote from the lamp or lamps 10 is made reflective, as are the inlet end portions 7 which are attached to the framework 12 by brackets 13 and form extensions of the parabolic reflectors 9 of the lamps. The lamps are provided with tubular light sources 11 and transparent covers 16 which isolate the sources from the interior of the light guide, the sources being preferably high intensity fluorescent lamps, halogen incandescent lamps or xenon arc lamps. The light transmitting zones 4 and reflective zones 5 may be in the form of parallel rectangular stripes but if the space to be illuminated is cylindrical the light guide can be made circular with the zones in the form of concentric circles, the end wall 6 being omitted. The lower surface 3 may be flat and the upper reflective surface 2 in the form of a shallow inverted cone. In an alternative arrangement (Fig. 7, not shown) the zones may take the form of an abstract artistic pattern.
Patent GB-749555-A (GB)
Title: Improvements in winch-type hoisting mechanism
Inventor: GILL ALLAN
IPC: B66D1/20
Filed: 1953-11-27
Abstract: 749,555. Winches. SHORTS (LIFTS), Ltd. Nov. 29, 1954 [Nov. 27, 1953], No. 32988/53. Class 78 (5). A winch includes a single-phase electric motor 2 operatively connected (by belt 13) to drum 8 through self-holding gearing (e.g. worm gearing 11), and manual switch control means (e.g. " dead man's handle 16) which stops the motor automatically upon release, all being mounted on a steel framework 3, 4, 6.
Patent GB-485018-A (GB)
Title: Improvements in mechanical shoveling machines
IPC: E02F3/358
Filed: 1936-12-01
Abstract: 485,018. Vehicle-fittings for loading ; lever load - handling machines. DEHN, F. B. (Mancha Storage Battery Locomotive Co.) Dec. 1, 1936, No. 32997. [Classes 78 (iii) and 78 (iv)] [Also in Group XXI] In a mechanical shovel with a turntable rotatable on a truck frame and supporting a scoop adapted to be swung by motor driven means from a loading position in front of the truck over the top of the truck to a discharge position behind the truck, means are provided driven by the motor in timed relation with swinging movement of the scoop for aligning the scoop with the truck frame when it reaches its discharge position. A truck 10 has its front axle 13 driven through chain 18 from an air &c. motor 17, the front and rear axles being connected by chain 19. On the truck, a turntable 14 is supported by balls 22, the turntable carrying side plates 29, the upper parts of which are hinged to reduce the height during transport. A shaft 27 is journalled in the side plates and arms 30 are loosely pivoted thereon, the arms 30 pivotally supporting a scoop 15 which also has arms 54 each carrying a roller 55 co-operating with a cam 49 with a recessed lower part 50, vertical part 51 and arcuate part 52 terminating in a spring pressed stop 53. The scoop bears against a stop 61 when in its lowest position, and is filled by advancing the machine ; through air motor 35, chain 36, shaft 27, and chain 37, a shaft 31, carried by the arms 30, is then driven, sprockets 39 on the shaft 31. co-operating with arcuate racks 40 to raise the arms 30. During this movement, the scoop 15 first tilts forwardly and upwardly and finally discharges rearwardly. When the scoop is lowered, it may be moved laterally by manual rotation of the turntable. During the next lift of the scoop, it is moved back laterally by oppositely threaded parts 63, 64, Fig. 7, of the shaft 27 causing inward movement of nuts 65, 66; these nuts have arms 71, 73, with L-slots co-operating with pins 74 on pivoted arms 67, return of the scoop being effected on engagement of one of the arms 67 with an abutment 69 on an arm 70 rigidly fixed to the truck.
Patent GB-330026-A (GB)
Abstract: 330,026. Soc. Anon. des Distilleries des Deux-Sevres. Jan. 25, 1929, [Convention date]. Acetic acid.-Crude pyroligneous acid or its vapour is treated first with the quantity of a solvent necessary for the removal of tar, and the purified acid is then treated with the quantity of the same solvent necessary to extract the acetic acid. Preferably, the solvent is so chosen that at least twice as much is necessary for the second treatment as for the first, and the proportion may be much higher; for instance, the ratio is 16: 1 in the case of amyl acetate. The solvents mentioned are acetic esters, aliphatic ketones such as mesityl oxide and butyrone, and cyclic ketones such as cyclohexanone and methyl cyclohexanone; and mixtures of these solvents may be employed. Pressures other than atmospheric may be employed for the whole or a part of the process.
Patent GB-632113-A (GB)
Title: Improvements in and relating to carriers for pneumatic transmission systems
IPC: B65G51/06
Filed: 1947-12-15
Abstract: 632,113. Carriers for pneumatic despatch apparatus. LAMSON ENGINEERING CO., Ltd., CLAYTON, A. T., and JULLIEN, E. R. J. Dec. 15, 1947, No. 33015. [Class 78 (i)] In a carrier of the kind which is closed at one end by a fixed buffer and at the other end by a hinged buffer plate provided with locking means, the opening and closing of the plate controls positive locking means for holding an adjustable destination indicator in the set position during the travel of the carrier. The closure plate 13, Fig. 4, carries felt buffer strips 19 and is hinged to a flange 11 on the body. A fastener stud 16 on the plate is adapted to be engaged by a snap fastener socket part 15 which is mounted on a tab 14 hinged to the flange 12. When the plate 13 is closed, it depresses a plunger 31 against the action of a spring and brings a locking plate 33 thereon into engagement with notches 28a in the flanges 28 of a pair of rotatable indicating collars 25. These flanges project slightly through an opening in the body to enable the collars to be rotated for setting purposes. A spring-ball arrangement 29, Fig. 3, is provided to hold the indicator in set position when the cover is raised. The body is provided with a pair of partitions 6, 7 which extend the full length and form a compartment 8.
Patent GB-395231-A (GB)
Title: Hydrogenation of heterocyclic compounds
IPC: C07D295/023
Filed: 1932-11-23
Abstract: Heterocyclic compounds containing nitrogen in the nucleus are hydrogenated under pressure in the liquid phase in presence of a nickel catalyst prepared according to Specification 394,576, [Group III].  Pressures of 100-220 atmospheres and a temperature of 220 DEG C. may be applied.  When solid compounds are treated an inert solvent such as a saturated hydrocarbon is employed. Examples describe the conversion of (1) a -picoline to a -pipecoline, (2) b -picoline to b -pipecoline, (3) quinoline to tetrahydro-and decahydroquinolines, (4) a -benzylpyridine to a -benzylpiperidine, (5) a -pyridylphenylethylene to 2-phenethylpiperidine, (6) g -pyridylphenyl ethylene to 4-phenethylpiperidine, (7) pyrrole to pyrrolidine, (8) pyridine to piperidine.  The Specification also mentions the hydrogenation of the following substances, viz.: a -phenylpyrrole, a -pyridylpyrrole, benzopyrrole, carbazole, pyrazole, indazole, glyoxaline, m  - methylbenziminazole, 4 - phenyl - 2 - methyl oxazole, benzoxazole, a -phenylpyridine, a -, a <1>-lutidine, a -, b <1>-, g -collidine, b -, b <1>-dipyridyl, quinaldine, lipidine, diquinolyls, a -naphthoquinoline, isoquinoline, phenanthridine, naphthyridine, naphthinoline, quindolines, acridine, anthra-pyridine, and nitrogenous heterocyclic alkaloids.ALSO:Nitrogen-heterocyclic compounds are hydrogenated under pressure in the liquid phase in presence of nickel catalyst prepared according to Specification 394,576, i.e. by levigating a foraminous carrier in a nickel salt solution, precipitating by means of an alkaline carbonate, and reducing the precipitate. Pressures of 100-220 atmospheres and a temperature of 225 DEG  C. may be employed for the hydrogenation.  In the case of solid compounds an inert solvent such as a saturated hydrocarbon is employed.  Examples describe the conversion of (1) a -picoline to a -pipecolines, (2) b -picoline to b -pipecolines, (3) quinoline to tetrahydro- and decahydroquinolines, (4) a -benzyl pyridine to a -benzyl piperidine, (5) a -pyridyl phenyl ethylene to 2-phenethyl piperidine, (6) g -pyridyl phenyl ethylene to 4-phenethyl piperidine, (7) pyrrole to pyrrolidine, (8) pyridine to piperidine. The Specification also mentions the hydrogenation of the following substances, viz.:--a -phenyl pyrrole, a -pyridyl pyrrole, benzo pyrrole, carbazole, pyrazole, indazole, glyoxaline, m -methyl benziminazole, 4-phenyl 2-methyl oxazole, benzoxazole, a -phenyl pyridine, a -a <1>-lutidine, a -b <1>-g -collidine, b -b <1>-dipyridyl, quinaldine, lipidine, diquinolyls, a -naphthoquinoline, isoquinoline, phenanthridine, naphthyridine, naphthinolin, quindolines, acridine, anthra-pyridine, and nitrogen-heterocyclic alkaloids.
Patent GB-892721-A (GB)
Title: Improvements in or relating to cranes
IPC: B66C7/00
Filed: 1959-10-01
Abstract: 892,721. Preventing crane-loads from swing- ing. GENERAL MILLS Inc. Oct. 1, 1959 [Oct. 9, 1958], No. 33356/59. Class 78 (4). A crane unit 10, Fig. 1, movable along a track 11 which is itself movable along a further track at right-angles to the track 11 has four cable drums 19, 20, 21, 22, mounted thereon, each having one end of a cable connected thereto, the opposite ends of the cables converging towards a load-bearing member 18. The cable drums are driven by a single motor 45, Fig. 5, through shafts 46, 47, 48, 49. The drive is taken through electrically-operated clutch-brake units 57, 58, 59, 60 and irreversible speed reducers 53, 54, 55, 56. By selectively energizing the brake-clutch units from a control panel 16, Fig. 1, it is possible to raise or lower any or all of the cables. The cables must either move in the same direction or remain stationary; no provision is made for winding in whilst others are wound out. The control panel 16 also controls two electric motors which drive the crane unit along the overhead tracks. Each cable drum 19, Fig. 8, is slidably mounted on a shaft 77 by a ballspline arrangement. Each drum has a pivotally mounted tangent sheave unit 80. The load-bearing member 18, Fig. 4, comprises a cylinder 36 in which is pivoted a load-bearing member 40 to which a universal unit 41 is pivoted by a pin 42. A load hook 43 is pivotally attached to universal unit 41 by a pin 44. In a modification, an electric motor may be mounted within the cylindrical member 36 to turn the member 40 about its rotational axis. A separate drive motor may be provided for each cable drum.
Patent GB-1262098-A (GB)
Title: Gas fire
Inventor: FINCH HOWARD ARTHUR
IPC: F24C3/08
Filed: 1969-07-02
Abstract: 1,262,098. Gas-fire. PARKINSON COWAN Ltd. 2 Oct., 1970 [2 July, 1969], No. 33406/69. Heading F4T.  A gas fire for domestic use includes an aerated gas burner which comprises an inclined mixing tube 3 with gas injector 5 at one end and T- shaped sheet metal burner head 4 at the other end situated beneath a radiant 2, a sheet metal baffle 6 or wall, through which the mixing tube passes, being provided to shield the injector from draughts to which the burner head is exposed and thus prevent unburnt gas from being ejected from the air openings 13. The baffle 6 forms a box with heater casing 1 to almost totally enclose the injector, and where several burners are positioned together as in a convector gas fire, one common baffle may extend to enclose each injector or each burner may have a separate baffle. Each injector 5, with inlet 11 and outlet 12, is formed as a bolt extending through an aperture 8 in a saddle bracket 7 connected to the baffle 6 and is secured by a nut 9 within mixing tube 3, a front grille 16 admitting primary air to the injectors below baffle 6 and admitting secondary air to pass above the baffle to the burner head and behind radiants 2 to a heat exchanger.
Patent GB-1441621-A (GB)
Title: Sulphides
IPC: C08K5/36
Filed: 1973-07-13
Abstract: 1441621 Organic sulphides as antioxidants IMPERIAL CHEMICAL INDUSTRIES Ltd 12 July 1974 [13 July 1973] 33449/73 Heading C3Q [Also in Division C2] Natural and synthetic rubber compositions may be stabilized by incorporating therein a sulphide having the formula wherein R is a group of the formula in which n is 1 or 2 and X is a hydrocarbyl group, and R<SP>1</SP> is hydrogen or a group -S-R.
Patent GB-423390-A (GB)
Title: Improvements in or relating to circuits comprising gasfilled triodes
IPC: H01J17/56
Filed: 1933-11-29
Abstract: 423,390. Valve circuits. GENERAL ELECTRIC CO., Ltd., Magnet House, Kingsway, London, DUNHAM, C. R., and LEWER, S. K., c/o General Electric Co., Wembley, Middlesex. Nov. 29, 1933, No. 33482. Drawings to Specification. [Classes 39 (i) and 40 (v)] A circuit arrangement adapted to operate with a frequency exceeding 1,000 cycles per second, more particularly as a relaxation oscillation generator, comprises a gas-filled triode valve with an external anode. The generated oscillation may provide the time-base of a cathode-ray oscillograph and the external anode enables the circuit to operate at a higher frequency than a circuit employing the usual valve with all the electrodes within a glass envelope. The external anode forming part of the envelope is preferably of copper and its diameter may be 14 mm. The grid control ratio may be about 25. The filling may be mercury vapour maintained by a globule of mercury, or it may be helium at about À5 mm. pressure. Specifications 192,673, [Class 39 (i)], and 418,828 are referred to.