baber/WOPTO huggingface dataset:
Patent GB-850599-A (GB)
Title: Improvements in or relating to the construction of galleries, tunnels or the like
IPC: E21D19/04
Filed: 1957-03-12
Abstract: 850,599. Tunnels. LUBBERT, E., SCHULZ, E., FINSTERWALDER, U., JECHT, R., and RUF, E. March 12, 1957. [March 12, 1956], No. 8056/57. Class 85. A shield driven tunnel is lined with concrete which is stressed by axial and peripheral tension members embedded in the tunnel cross-section. The lining shown is built in sections formed by pre-cast concrete blocks 2,-7. After drain pipes 16 are laid and covered with cement the blocks 2 are set in position. A block 3 is placed on the blocks 2 and parts of peripheral tension members 13 anchored at 17 are threaded through the blocks 2, 3. Blocks 4 are placed adjacent the blocks 2 after the parts of the members 13 threaded therethrough are joined to the parts protruding from the blocks 2. Packing 15 is introduced at the joints of the blocks and the parts of axial tension members 14 are tensioned, and grouted into the blocks. Pressure bags 8 are placed in cavities 10 in the blocks 3, 4. The blocks 5, 6, 7 are positioned to complete the section, projections 9 on the blocks 5, 6 engaging the bags and the parts of the members 13 in the blocks 5, 7 being joined to the parts protruding from the sections 4. The tension members 13 are tensioned and anchored at 17 on the block 7 and the shield is advanced by the pressure of rams 1. After sand has been blown into the space between the tunnel opening and the lining, liquid cement is supplied to the bags to lift the block 5,-7 and to finally tension the members 13. The members 13 are grouted into the block, the remaining members 14 are fitted, tensioned and grouted into the blocks, liquid cement is injected into the sand, and the inside of the. lining section is covered with a layer of water tight material. Some or all of the blocks may be cast in situ.
Patent GB-740120-A (GB)
Title: An article of furniture or cabinet combining therewith a sewing machine, typewriter or like device
Inventor: CROSA GIACOMO
IPC: A47B29/00
Filed: 1954-03-19
Abstract: 740,120. Sewing-machine &c. cabinets &c. NECCHI SOC. PER AZIONI, V. March 19, 1954, No. 8079/54. Classes 52(1) and 52(3). A sewing machine, typewriter or the like is normally held in concealed position in an article of furniture by a stop and, upon release of the stop, it is tilted into working position by resilient means. A sewing machine, Figs. 1 and 3, is mounted on a table 6 fitting an aperture in the top 4 of a cabinet and carried on a frame 12 having wings 12<SP>1</SP> abutting the underside of the top 4 to limit the upward movement of the machine. The frame 12 is secured to a tube 9 rotatable between side plates 7, 8 and coupled to a ring 11 by a pin and slot connection. A spring 10 is connected at its ends to the plate 8 and the ring 11 to urge the frame upwards to place the machine in working position. The pin and slot connection is adjustable to vary the force exerted by spring 10. A hand-operated lever 17 loaded by a spring 19 has a catch 17<SP>1</SP> which engages a side wing 12<SP>1</SP> to hold the machine in the lower concealed position. In this position, the cabinet has a removable or hinged top 5 fitted. The machine moves under the influence of a dashpot comprising an apertured piston and a cylinder 15, the aperture being adjustable. When the machine is raised, a lug 21 on tube 9 acts through a rod to depress a spring-loaded rubber button 26 into engagement with the floor to inhibit movement of the cabinet (which is wheeled). In a modification, Fig. 5 (not shown), the top 5 can be slid to one side and, when fully displaced, it releases a catch holding the frame 12 in the lower position.
Patent GB-330609-A (GB)
Title: Improvements in collapsible building structures
IPC: E04B1/344
Filed: 1929-03-13
Abstract: 330,609. Morriss, F. E. March 13, 1929. Portable buildings.-A collapsable hut for use as a garage is formed with the front a and back c pivoted to the roof b so as to collapse on to opposite sides of it and the ends are loosely pivoted to the front a on pintles k' and when removed are retained against the back panel c by pivoted clips t on the front panel, Fig. 2. Telescopic spindles e, e<1> are fixed at each end of the hut by spring plungers h in bearings g carried at the feet of the front and rear panels, and these spindles carry wheels d on which the hut may run. The wheels are also used when the hut is collapsed by removing the spindle extensions e<1> and fxing the offside wheels on to the ends of the main spindle portions e, the removed spindle extensions being carried by clips w, v on the front panel a, Fig. 2. Running boards l for the wheels of the stored car are clipped to the spindles and when the hut is collapsed are superposed on each other and form supports for the two ends to which they are fastened by fasteners n. Pivoted latches o, of the kind described in Specification 330,494, [Class 44, Fastenings, Lock &c.], on the ends of the rear panel are adapted to coact with adjustable bars p on the ends to lock the ends.
Patent GB-886468-A (GB)
Title: Improvements in and relating to electrical jack assemblies
Filed: 1960-03-08
Abstract: 886,468. Two-part couplings. UNITEDCARR FASTENER CORPORATION. March 8, 1960 [March 17, 1959], No. 8208/60. Class 38 (1). A test jack assembly for a printed circuit panel comprises a hollow, resilient, insulating body 14 having an open base and apertured end walls 20, and enclosing a, contact 16 consisting of a resilient socket 34 with legs 36 extending at right-angles from opposite ends thereof, the contact being resiliently retained in the body by internal projections 22 on the side walls of the body, which engage the socket 34, and internal flanges 26 at the free ends of said side walls which engage projections 48 on the legs 36. The jack is assembled with a printed circuit panel 12, Fig. 6, by inserting the legs 36 through apertures 11 in the panel and crimping them over the under-surface thereof where they may be dipsoldered to the circuit. To test the circuit, a probe is inserted through one of the apertured ends of the body into engagement with the socket 34.
Patent GB-337334-A (GB)
Title: Improved means for cooling the rotors of dynamo-electric machines
IPC: H02K1/32
Filed: 1930-03-14
Abstract: 337,334. Kando, K. von. March 15, 1929, [Convention date]. Dynamos and motors, cooling. - A rotor is cooled by fluid flowing in pipes arranged in slots between the main winding slots in the form of loops the inlet and outlet ends of which are both situated at the same end of the rotor, and may lie in an oblique or curved form against the rotor body to give an increased local cooling action. In the form shown, the pipe loops 4 are placed in radial slots between the winding slots 2 with their ends 5, 6 in curved contact with the rotor in such a manner that the loops may be inserted or removed through the coil ends 7 by turning them about the point x as centre. The loops ars connected by means of soldered sleeves 10 to the inlet and outlet heads 8, 9 which are secured against conical packing seatings 12 by screws 11 and communicate respectively with the main supply and discharge channels 13, 14. Any liquid which may leak at the sleeves 10 is caught and led away without having access to the windings. The tubes may be of flattened section, as shown, so that centrifugal force causes the liquid to press their flattened sides into good thermal contact with the slot sides and the tubes may be soldered to spacers 16 to give flat loop elements ready for sliding into the slots.
Patent GB-492133-A (GB)
Title: Improvements in compositions for coating aeroplane fabrics
IPC: C09D129/14
Filed: 1937-03-20
Abstract: A composition for coating aircraft fabrics comprises a polyvinyl acetal and up to 24 per cent of a cellulose ester reckoned on the polyvinyl acetal, dissolved in a solvent of which the main ingredient is a glycol formal boiling at 78 DEG  C. which may be prepared as described in Specification 481,951.  The acetals may be prepared from formaldehyde, acetaldehyde, butyraldehyde and its isomers, crotonaldehyde, or mixtures thereof; the cellulose ester may be nitrocellulose or cellulose acetate and there may be added plasticizers, fireproofing agents, waterproofing agents, e.g. mineral oils or paraffins, stabilizers, e.g. hydroquinone, dyes, and pigments.  Preferably there are applied to the fabric two coats of colourless composition followed by two coats of pigmented composition.  In an example, the colourless composition consists of 426 parts of polyvinyl formaldehyde acetal and 100 parts of nitrocellulose, together with N-ethyl-p-toluenesulphonamide, tricresyl phosphate, and hydroquinone, dissolved in the above-mentioned glycol formal, ethylene glycol monoethyl ether, denatured ethyl alcohol, butyl alcohol, butyl acetate, ethyl lactate, and toluene; and a pigmented composition consists of the above ingredients together with a resinous plasticizer known under the Registered Trade Mark "Albanol," ultramarine blue, titanium oxide, gas black, and light chrome yellow.  The Specification as open to inspection under Sect. 91 includes compositions comprising as film-forming ingredients only one or more polyvinyl acetals.  This subject-matter does not appear in the Specification as accepted.
Patent GB-898413-A (GB)
Title: Improvements in or relating to steering column switches for mechanically propelled vehicles
IPC: H01H21/22
Filed: 1960-03-09
Abstract: 898,413. Retractive switches. SWF-SPEZIALFABBIK FUER AUTOZUBEHOER G. RAU G.m.b.H. March 9, 1960 [March 14, 1959], No. 8274/60. Class 38 (5). A direction-indicator switch 4 mounted in the hub 2 of a vehicle steering wheel 3 has a control lever 5 with an enlarged end 6 housing an additional switch (for flashing headlights) which is operated by pressing a member 7 towards the steering wheel. The control lever is substantially of inverted U shape in crosssection and the trough-like member 7 is supported on a screw 11 passing through a hollow rivet 18 which, with a similar rivet 19, secures spring contact blades 12 and 13 and associated insulation 14, 15, to the member 7. The outer end of member 7 normally rests as shown against the head of a screw 21. A spring 20 acts between lugs 7b on member 7 and a ledge on a part 9 of the lever end 6. When member 7 is pressed upwardly contact blade 13 is restrained by the part 9 such that the blade 12 engages therewith to complete a circuit between leads 22 and 23. In a modification (Fig. 3, not shown), an elongated conductive plate closes the under side of the control lever 5 and the outer end of this plate is resiliently displaceable to function in place of both the member 7 and the contact blade 12.
Patent GB-967825-A (GB)
Title: Corrosion inhibitors
Inventor: PARKER JOHN WILLIAM
IPC: C09K5/10
Filed: 1961-03-07
Abstract: A corrosion inhibitor for hydraulic fluid or heat exchange media of water and either glycerol or one or more glycols comprises an organic nitrite and at least one organic phosphite. Organic nitrogen base nitrites are preferred and a long list of suitable bases is given, and includes cyclic amines, e.g. piperidine, oxazines, morpholine, triazoles and pyrollidine, as well as urea, hydrazines and hydroxylamines. The cyclic nuclei can have substituents, e.g. terpinyl.  b -chloro alkylamine is also specified. The phosphite is of the formula <FORM:0967825/C4-C5/1> where Z is hydrogen or -OR11 and R1 and R11 are the same or different hydrocarbon radicles. Tri-phenyl phosphite is preferred but a list of other suitable phosphites is given. Castor oil is the preferred hydraulic fluid and may be diluted with glycols or their ethers, alcohols or ketones, alone or in admixture.  Polyethylene glycols may also be present in which case a buffer, e.g. sodium phosphate or triethanolamine is added.
Patent GB-165194-A (GB)
Title: A device for indicating and measuring the flow of liquid in pipes
IPC: G01F1/28
Filed: 1920-03-20
Abstract: 165,194. Fisher, S. March 20, 1920. Measuring-apparatus. - In apparatus for indicating and measuring liquid flow through pipes, the spindle D, Fig. 3, of the vane E is controlled by an adjustable spring F, passes through a gland B and actuates indicating mechanism. The spindle is preferably mounted to one side of the axis of the pipe, and may be carried in a coupling Q, Fig. 6, joining two pipe lengths of smaller cross-section. The indicator may, in certain positions, close an electric circuit to give an alarm or to actuate a governor to vary the flow.
Patent GB-115926-A (GB)
Title: Improvements in Reversing Gears.
Inventor: LINDBLOM HJALMAR
IPC: F16H3/60
Filed: 1917-06-12
Abstract: 115,926. Lindblom, H. June 12, 1917. Reversing-gearing.-In gearing of the bevel epicyclic type for use in motor-boats &c., the planetcarrier is pressed axially by the driving-pressure on the gear teeth into engagement with a clutch surface on the driving-shaft for solid forward drive. Planet wheels E, carried in a double carrier g<1>, g<2> secured to a drum G, gear with a bevelwheel C fast on the driving-shaft A and with a bevel-wheel D sliding on, but turning with, the driven shaft B. The carrier is mounted loosely, so that pressure between the teeth of the wheels C, E moves the carrier axially, carrying with it the bevel-wheel D, until a clutch surface g' on the drum G engages an adjustable clutch block a<6> on a drum a<5> secured to the driving-shaft A, when the gear rotates solid in the forward direction. By means of a fork H, a brake surface g<7> on the drum G may be brought into engagement with a fixed block J for reverse drive. A brake band may be provided for reverse drive.
Patent GB-1104958-A (GB)
Title: Improvements in or relating to gaming machines
Inventor: CUNLIFFE JEFFREY
IPC: G07F17/34
Filed: 1966-02-25
Abstract: The invention comprises a mechanical device in or for a gaming machine of the fruit machine type which is normally in a state ineffective to control the machine operation, but which is set in response to the termination of a play in a first predetermined symbol combination to a state in which the device controls the machine for preselected prize payment for the first-mentioned play and any subsequent play during which the set state is maintained, and is reset to its normal state in response to a predetermined machine condition having no regular relationship with the predetermined symbol combination.
Patent GB-1478094-A (GB)
Title: Mass spectrometer system having programmable sensitivity
IPC: H01J49/42
Filed: 1975-02-28
Abstract: 1478094 Mass spectrometers FINNIGAN CORP 28 Feb 1975 [28 Feb 1974] 8437/75 Heading H1D A mass spectrometer system detects sequentially selected ion fragments and means are provided to automatically adjust the sensitivity of the detection system so as to be appropriate to the ion being investigated. In Fig. 1 a quadrupole spectrometer 21 has a photomultiplier 23A and an amplifier 23B. For each ion there is a channel 25 sequentially brought into operation by a clock 31. The channel 25 is effective to adjust the power supply 22 of the quadrupole to pass the selected ion and to adjust the gain of the amplifier 23B (or of the photo-multiplier 23A by varying its dynode potentials) for the selected ion. The detection of the selected ion proceeds for a time determined by the clock at the end of which a sample and hold circuit supplies an output to a pen-recorder 13. The clock 31 then actuates another channel 25 and another ion is detected and so on.
Patent GB-927703-A (GB)
Title: Improvements in and relating to packaging containers made of heat-sealable material
IPC: B65D75/52
Filed: 1960-03-10
Abstract: 927,703. Packaging; collapsible tubes. V. FLAX. March 10, 1960, No. 8472/60. Classes 66 and 94(1). [Also in Group XI] A tube 1, Fig. 1, of flexible heat sealable material has outlet nozzles 2 secured to the outer surface of its wall at intervals along its length. The tube is filled and divided into separate compartments 4, Fig. 2, by transverse welds 3 that may be formed such that these welds lie close to the nozzles 2 and in the plain containing the axes of the nozzles. The tube 1 may be extruded or comprise one or more strips or material united to form a tube, and the nozzles 2 may be of thermoplastic material secured to the tube by welding or adhesive. The resulting packages are separated by cutting along the welds 3. The wall of the tube may close the nozzle to act as a seal. Securing nozzles to tube. A flat plate 9 of electrically conductive material, Fig. 6, is inserted in the tube 1 where it passes between upper and lower high frequency welding electrodes 15, 13. The upper electrode 15 is movable and surrounds a cylinder 16 of insulating material receiving a nozzle 2 to be secured to the tube 1. A disc 17 of insulating material covers the lower face of the electrode 15. In operation, the tube 1 is intermittently advanced and the welding electrodes 15 13 closed to secure the nozzles 2 to the tube 1, the plate 9 holding the walls of the tube 1 apart and acting as an intermediate electrode. Movement of the plate 9 is prevented by means of an enlarged end 11, at its trailing or leading end, associated with a restricted opening. As shown rollers 12 constitute the restricted opening. Alternatively, Fig. 8, the enlarged end 21 may be connected to the plate 9 by a flexible member 22 such that the weight of the end 21 prevents movement of the plate 9. The plate 9 may include an upstanding pin at the point where the nozzle 2 is to be applied so as to perforate the tube 1. The tube may be of laminated construction.
Patent GB-287529-A (GB)
Title: Apparatus for keeping wounds open
IPC: A61B17/02
Filed: 1928-03-20
Abstract: 287,529. Bernauer, P. March 23, 1927, [Convention date]. Retractors. - An appliance for keeping wounds open consists of two legs a normally kept apart by a spring b, the legs carrying removable hooks c. Portions of the legs may be formed as spiral springs i to enable the legs to be twisted. The hooks c may be provided with various forms .of openings to take over the correspondingly shaped ends of the legs a. Fig. S shows a modification in which the legs a are connected by a collapsable frame k, normally held open by a spring m. Fig. 9 shows a tension spring o for keeping the legs apart.
Patent GB-1021039-A (GB)
Title: Wrapping of cigars and like tobacco articles
IPC: A24C3/00
Filed: 1964-03-02
Abstract: 1,021,039. Cigar and cigarette making machines. K. KÍRBER. Jan. 22, 1965 [March 2, 1964], No. 8641/64. Heading A2C. A continuous rod of tobacco is wrapped in an inner wrapper 127 and an outer cover 142 both having longitudial seams. The wrapper and cover may be of tobacco foil. Tobacco is showered from a distributer 124 on to a belt 102 and led over the wrapper 127, drawn from a reel 113, to a rod forming device 108 where, supported by belt 103, the tobacco is enclosed in the wrapper 127. The wrapped rod is then led over a cover strip 142, drawn from a reel 138, to a second rod forming device 153 where, supported by belt 134, it is enclosed in the cover strip. Gumming devices 155 and 156 are provided for sealing the longitudinal seams of the wrapper and cover strips and rod supporting belts 106, 143 are provided for assisting conveyance of the rod being formed. The rod is then cut by a cutter 104 into cigar or cigarillo lengths 144 which are delivered by a belt 109 to a fluted drum 144. Tipping or stiffening strips 133 may be applied to the cover strip 142. The tipping material is drawn from a reel 119, adhesive applied by a device 122, and the material cut by cutter 117 into suitable lengths which are applied to the strip 142. All the moving parts are driven in timed relationship from a main drive 165. The two longitudinal seams may be circumferentially offset with respect to each other by rotating the parts which apply the wrapper strip relatively to those which apply the cover strip (fig.4 not shown). The edge of the cover strip may be torn or teased out by carding rollers and a natural leaf pattern may be applied by embossing rollers (figs. 6 and 7, not shown) to stimulate a helically wrapped cigar. These operations are performed on the strip 142 at 160.
Patent GB-114533-A (GB)
Title: Improved Spring Hinging of Cases and Boxes, particularly Spectacle and Pince-nez Cases.
Inventor: PAYTON ERNEST LEOPOLD
IPC: A45C11/04
Filed: 1917-06-16
Abstract: 114,533. Payton, E. L. June 16, 1917. Lids and covers; opening-arrangements.-In a box or case for spectacles, pince-nez, &c. in which a spring holds a lid having an ordinary doubleflap hinge in both the opened and the closed positions, the spring is of the L-shape shown at h, Fig. 2, with a slight curvature at h<4>, and it has inturned hook-like ends h<2>, h<3> engaging the flaps d<2>, d<3> of the hinge, which may be of the butt type. These flaps may be secured to the box by bar clips, such as f, Fig. 4, right-angled ends of which are passed through the material of the box and through the hinge flaps and are clinched down over the flaps; the clips may be let in flush with the material of the box. Instead of using clips, coincident holes may be punched through the flaps and the box, and eyelets threaded in and clinched down. The spring may be threaded on to the hinge before this is applied to the box. Fig. 1 shows the spring in its strained position, the box being open.
Patent GB-1032836-A (GB)
Title: Visual announcement means
IPC: G09F23/00
Filed: 1965-03-01
Abstract: 1,032,836. Advertising on parking meters. O. EVANS. March 1, 1965, No. 8671/65. Heading G5C. An advertising plate 1b is attached to or integral with a frame 2b mounted on a parking meter 3. The frame may be heat-shrunk or mecanically fitted to the meter. The plate 1b may be interchangeable.
Patent GB-726346-A (GB)
Title: Improvements relating to chromable monoazo dyestuffs and their use
IPC: C09B45/16
Filed: 1953-03-30
Abstract: The invention comprises dyes of the formula <FORM:0726346/IV (c)/1> where X is an alkyl or cycloalkyl group of 4-8 carbon atoms, and also complex chromium compounds thereof containing at least one chromium atom in complex linkage with two molecules of the dyestuff.  They are made by diazotizing the corresponding 6-nitro-4-alkyl or cycloalkyl - 2 - amino - 1 - hydroxybenzenes (see Group IV (b)) and coupling with 1.3.6-naphtholdisulphamide. In an example, 6-nitro-4-tert.-amyl - 2 - amino - 1 - hydroxybenzene, or the corresponding 4-tert.-butyl, 4-cyclohexyl, or 4-diisobutyl body is diazotized and coupled with 1.3.6-naphthol-disulphamide.  The product is used to dye wool in association with sodium monochromate or is chromed with ammonium disalicylato chromate solution, or with trivalent chromium salts in organic solution.  The products are advantageously mixed for dyeing purposes with sodium carbonate and a dispersing agent.  The chromed dyes may be used to dye silk, casein fibres, nylon and polyurethane fibres.ALSO:6 - Nitro - 2 - aminophenols containing in 4-position one of the following radicals: tert.-amyl, tert.-butyl, cyclohexyl, and di-isobutyl, are obtained by dinitration of the alkylphenols, followed by partial reduction with alkali sulphide.