baber/WOPTO huggingface dataset:
Patent GB-580356-A (GB)
Title: Railway rail joint
IPC: E01B11/12
Filed: 1945-02-14
Abstract: 580,356. Rail joints. THALEA SOC. ANON. Feb. 14, 1945, No. 3743. Convention date, Sept. 9, 1943. [Class 104 (ii)] In a rail joint in which adjacent rail lengths are connected by fishplates, the forces between the rail and the fishplate are transmitted by contact members which are capable of being inclined to the longitudinal axis of one part (rail or fishplate) so as to adapt themselves to the surfaces of the other part when it is deformed. The fishplate, 1, Fig. 2, may have cells 5 in which are part-cylindrical rollers 6, 7 with radius slightly less than that of the cells, and having surfaces 8, 9 which abut against the foot of the rails 3, 4. In one modification, the rollers are held by plates welded to the fishplate, and in another, Fig. 5, each roller 21 has integral with it a resilient arm 25 welded to the fishplate. Fig. 7 shows an alternative form in which the contact member 15 is connected to the fishplate by a rib 13, the frictional force which acts when the rails move longitudinally being taken up by resilient members 14 welded to the fishplate at their ends.
Patent GB-842501-A (GB)
Title: Improvements in or relating to yarn clamping and severing mechanism for knitting machines
IPC: D04B35/00
Filed: 1958-02-05
Abstract: 842,501. Knitting-machines; clamping and severing devices. HANES HOSIERY MILLS CO. Feb. 5, 1958 [Feb. 27, 1957], No. 3747/58. Class 74 (2). Yarn clamping and severing mechanism comprises an annulus 15 which rotates with the needle cylinder 1 and has sharp-edged teeth 16, and a cutter element 27 which can shear with the teeth 16. For severance after retraction of the yarn feed, the yarn, having been fed to the last needle, is caught in the teeth 16 and drawn round by rotation of the annulus 15 through points A and B, and passes over element 40 but beneath clamp 49 to point C. At this point, cam mechanism on the pattern drum actuates clamp 49 to hold the yarn, and cutter element 27 which shears with teeth 16 at point C, severing the yarn, the end Y of which remains clamped under clamp 49. When the yarn is fed again to the first needle, the end Y is dragged round by teeth 16 under element 40 (see Fig. 9) and is severed at point C. The clamp 49 is then opened and the end Y sucked away and blown into a basket by cam-operated pneumatic means.
Patent GB-101917-A (GB)
Title: Driving Mechanism for Motor Vehicles.
Inventor: KUHN WILLIAM OSCAR
IPC: B60K17/34
Filed: 1916-03-14
Abstract: 101,917. Kuhn, W. O. March 14, 1916. Driving steering-wheels.-Relates to driving-mechanism of the kind by which movement is transmitted directly to each of the four wheels bv means of two differentials fitted directly above the driving-axles, which actuate the wheels by stub-shafts and gears. A differential 12 is mounted on each axle and drives each wheel through a shaft 15, bevel-gears 26, 24, 25, 27, shaft 28, and the speed-reducing gear shown in Fig. 3. The bevelgear 26 is fixed to the end of the shaft 15, and the other bevel-gears are mounted in a box 19 which is pivoted between ears 16, 17 on the end of the axle 10 and forms with them a knuckle-joint. The wheel 27 is fixed on a shaft 28, which passes through a hollow stub-axle 20 and has a spur-wheel 36 secured to its outer end. The wheel 36 gears with wheels 37, 38 mounted in a flange 21 formed on the axle 20, and these wheels engage an internally toothed ring 35 secured to the circular web 33, which forms part of the wheel B. A plate 39 is secured to the ring 35 and, in conjunction with the web 33, forms an oil chamber. The hub 29 of the wheel B is rotatably mounted on the shaft 20.
Patent GB-1452154-A (GB)
Title: Switching system
IPC: H04Q11/04
Filed: 1974-01-28
Abstract: 1452154 Automatic exchange systems INTERNATIONAL BUSINESS MACHINES CORP 28 Jan 1974 [1 March 1973] 03857/74 Heading H4K In an arrangement for interconnecting a plurality of groups of devices, each group, e.g. S includes first and second stores 5, 6 and an address recognition means 16, and the groups are interconnected via first and second transmission buses BD1, BD2 and first and second address buses BA1, BA2, which address buses are also coupled to a central control unit CPU. In operation the control unit simultaneously places the addresses of a pair of devices to be connected on respective ones of the address buses BA1, BA2 and a group recognition means 16 responds to the receipt of an address of one of the devices of its group on bus BA1 to cause information in store 5 to be gated on to bus BD1 and information on bus BD2 to be gated into store 6. If however, the address recognition means receives the address of a device of its group on address bus BA2, it gates the information on bus BD1 to store 6 and gates the information in store 5 to bus BD2. A simultaneous exchange of information therefore takes place, e.g. between stores 5, 6<SP>1</SP> and 5<SP>1</SP>, 6. Each group comprises 200 subscriber stations D1, to Dn which may be data or telephone subscribers. A multiplexor 1 concentrates information from the stations on to a 64 time slot high. way 2 which is coupled via a write circuit to buffer store 5. Buffer store 6 is similarly coupled via a read circuit 7 highway 8 and demultiplexor 7 to the subscriber stations. Intergroup connections are controlled by a cyclic store 14 which supplies the addresses of calling stations to bus BA1 and the address of the called stations to bus BA2. No detail is given of how connections between stations of the same group are performed. Further details of the circuitry shown within dotted lines on Fig. 1 are illustrated in Fig. 2 (not shown).
Patent GB-168561-A (GB)
Title: Improvements relating to tyre valves
IPC: B60C29/00
Filed: 1921-02-02
Abstract: 168,561. Camillis, L. Feb. 2, 1921. Tyre valves.-An adaptor for use with tyre valves, particularly those used with disc wheels comprises a bent metal tube secured to the nipple of the valve by means of a coupling-nut rotatably mounted on the tube and retained in position by expanding the end of the tube. In the form shown, the nut 15 is held against the expanded end of the tube by means of a screwed washer 16, leather washers 17, 18 being fitted to make the joint fluid-tight. The Provisional Specification describes a modification in which the washers 16, 17, 18 are omitted, and the free end of the tube is fitted with a dust-cap attached by a chain.
Patent GB-547833-A (GB)
Title: Vibrator-operated electric power converting apparatus
IPC: H02M3/42
Filed: 1941-03-24
Abstract: 547,833. Converting. MASTERADIO, Ltd. and POLLOCK, R. March 24, 1941, No. 3970. [Class 38 (ii)] In a D.C. voltage changer comprising a vibratory commutator switch 3 associated with a transformer 6, disturbances in the output circuit 7 due to switching impulses are eliminated by injecting into the output circuit opposing impulses derived from the primary circuit. For example, the input leads may include inductively coupled chokes 8, 9, one of which, 8, is included in the output circuit. Where a subsidiary circuit, for example a valve heater circuit, is supplied from the same D.C. source 4, a further winding coupled to the windings 8, 9 may be provided in the subsidiary circuit to eliminate therefrom disturbances produced by the operation of the switch. Specification 547,834 is referred to.
Patent GB-208685-A (GB)
Title: Process of manufacturing carbohydrate esters
IPC: C08B31/04
Filed: 1923-02-12
Abstract: Carbohydrate esters other than cellulose esters of the fatty acids containing more than five atoms of carbon, are prepared by p treating the carbohydrates with the acid chlorides of these acids. The reaction may be carried out in the presence of a solvent such as chloroform, carbon tetrachloride, benzene, or the halogen derivatives of acetylene; and it is promoted by the addition of a base such as pyridine or quinoline.  In an example, starch, after being moistened with a mixture of benzene and pyridine, is treated with a mixture of palmityl chloride and benzene, and the mixture warmed; the starch ester that results, is precipitated by alcohol, and subsequently washed and dried. Specification 201,510, [Class 2 (ii), Cellulose &c.], is referred to.
Patent GB-664188-A (GB)
Title: Improvements in or relating to means for the rheostatic braking of direct current electric motors
IPC: H02P3/12
Filed: 1949-02-15
Abstract: 664,188. Control of D.C. motors. GENERAL ELECTRIC CO., Ltd., and JUDD, S. R. Jan. 26, 1950. [Feb. 15, 1949] No. 4150/49. Class 38 (iii). The armature 10 of a direct-current motor may be supplied from a Ward-Leonard generator, or through a converter from an alternating- current source, when contacts 17 are closed, the field winding 14 being supplied from an alternating-current source through transformer 21, 22, and thermionic valves 19, 20, which may be grid-controlled. Upon failure of the alternating-current field-supply contact 17 opens and contacts 24, 31, 32, close so that the motor is disconnected from supply 13 and a braking resistance 23 is connected across its armature. The field winding is supplied from the motor armature through a bridge rectifier 26 during braking operation, the direction of field-current being the same as that during motoring operation irrespective of the direction of rotation of the motor. The contacts 17, 24, 31, and 32 may form part of a single contactor which is operated manually or automatically. Alternatively, they may be separate contactors operated simultaneously or successively when changing.from motoring to braking operation.
Patent GB-364890-A (GB)
Title: Improvements in or relating to processes for working up cryolite
IPC: B03D1/06
Filed: 1931-02-10
Abstract: In working up cryolite-bearing rocks and substances which in addition to cryolite contain metallic sulphides, quartz and substances resembling cryolite such as hagemannite, pachnolite and thomsenolite, the sulphides are first removed by flotation and the cryolite then floated after the addition of a substance to the slime that prevents the flotation of the hagemannite &c.  The substance added may be an alkaline reagent or a salt of an alkali or alkaline earth metal such as soda, sodium chloride, potassium chloride, barium, strontium, or calcium chloride, sodium or potassium sulphate or bisulphate, calcium silicate, mono-or di-calcium phosphate, and particularly a substance having an oxidizing character such as an alkali perborate or the composition known under the Trade Mark "Persil."  The effect may be obtained by carrying out the flotation in a pulp made with sea-water. Preferably about 5-50 kilograms of depressant per metric ton of ore are used.  Examples are given describing the use of fatty acids, their salts or derivatives as flotation agents used in conjunction with a depressant and a frothing oil.
Patent GB-629626-A (GB)
Title: An improved hinged cover for ships' hatchways
IPC: B63B19/14
Filed: 1947-02-14
Abstract: 629,626. Hatch covers. McNEIL, P. E. Feb. 14, 1947, No. 4297. Convention date, March 7, 1946. [Class 113 (i)] In a hatch cover comprising two lids 2 hinged to the sides of the coaming 1, each incorporating a tubular beam 4, and arranged to close in the manner of a pair of double doors, when closed the lids have a small clearance between them and are held in position by yokes 22. A watertight joint is formed by placing a gasket 31 of soft jointing material in a channel between the lids and compressing this by inserting wedges between a bolster bar 33 and hinged cleats which allow relative movement between the lids. Similarly a water-tight joint is made between the lids and the hatch coaming by inserting wedges 29 behind bolster bars 26 to compress a gasket 25. A gutter is secured to one of the lids to drain off any water which would otherwise fall between them into the hold when the lids are closed and the water-tight jointing is not tightened down. The lids may be turned on their hinges to lie on the deck in which position their upper surfaces present a gangway 16 round the hatch way. Each lid has a lifting plate 43 with a hole on either side of a line Y, Y drawn through the centre of the hinge and the centre of gravity of the lid so that by using a shackle in the appropriate hole the occurrence of a dead-centre position is avoided when raising or lowering the lid.
Patent GB-123612-A (GB)
Title: Improvements in or relating to Ships, Barges or the like Built of Reinforced Concrete.
IPC: B63B19/12
Filed: 1918-03-12
Abstract: 123,612. Wood, C. R. J., Mouchel & Partners, L. G., and Ferro-Concrete Ship Construction Co. March 12, 1918. Hatches and hatchways.-In ships, barges, &c. built of reinforced concrete the hatch coamings a are provided with concrete counterposts b, each formed with a recess c adapted to receive the hatch web d. A bearing-plate e is provided for the web to rest upon, and the counterpost is reinforced by bars f.
Patent GB-800356-A (GB)
Title: Electromagnetically actuated fluid control valves
IPC: F16K31/06
Filed: 1956-02-13
Abstract: 800,356. Valves. SELTORP, J. L. Feb. 13, 1956 [Feb. 12, 1955], No. 4432/56. Class 135. The armature 1, Fig. 1, of an electromagnet A which is located in a pressure chamber 10 is provided with a central aperture 3 to enable fluid to pass between the top and bottom of the chamber; the latter opens into the tops of valve cavities 23, 14 having valve seats 22, 18 upon which a diaphragm 12 is arranged to bear, the seats being open to a main inlet 16. The lower parts of the cavities 23, 14 embody outlets 24, 19. The inlet 16 also communicates with the chamber 10 via channels 25, annular groove 2 and a duct 9a, both in a ring 9, which duct has a port 26, Fig. 2, with which co-operates a seal 27 whilst below but displaced from the port 26, is an outlet opening 29 and an associated convex seal 31; both seals are of such material as nylon and may be fixed to, integral with or separate from the armature. Upon energization of the electromagnet the armature undergoes a two-stage tilting move. ment whereby its end 28 abuts a surface II of the ring 9 before the other end 30 can overcome the fluid pressure acting on it to uncover opening 29 and cause the seal 27 to close the port 26. The valve is capable of functioning when subjected to accelerations up to 100g.
Patent GB-368489-A (GB)
Title: Improvements in and connected with hones for ordinary blade razors
IPC: B24D15/08
Filed: 1931-02-12
Abstract: 368,489. Sharpening razors. FERGUSON, D., 4, Glassford Street, Glasgow. Feb. 12, 1931, No. 4493. [Class 60.] Hones. - A glass razor hone is made of a flat bevelled block A toughened by heating to about 600‹ C. and dipping in mineral oil. The block is then ground flat and then obscured by treatment with a grinding wheel, and finally buffed with emery &c. The block is then immersed in mineral oil for twelve hours.
Patent GB-459910-A (GB)
Title: Improvements in collapsible tubes
IPC: B65D47/24
Filed: 1936-02-14
Abstract: 459,910. Collapsable tubes. BETTS & CO., Ltd., and BOORMAN, A., 241, City Road, London. Feb. 14, 1936, No. 4515. [Class 125 (iii)] A collapsable tube comprises a container portion and a nozzle member formed in one therewith, said member having means for preventing the rotation but permitting the sliding of a second member thereon and a third member adapted to rotate on the said second member in such a manner that the said second member is moved to open or to seal effectively the mouth of the tube. The container 1 is formed with a disc 2 having a square sectioned shank 3 with a passage 4 therein. Mounted on the shank is a member 5 with a square sectioned recess 6 in. which the shank 3 slides. A cork pad 8 fits in the end of this recess and a number of radial holes 7 are also formed therein. Screw-threads 9 on the member 5 co-operate with screw-threads 10 on the inner walls of a rotatable third member 11 which has a cup-shaped recess 12 at one end and a flange 13 at the other end which fits under a bent-over extension of the container body. In a modification, the shank 3 is solid and octagonal while the recess in the member 5 is square with an octagonal sealing portion at the top. A number of perforations are provided in the disc 2 adapted to be sealed in the closed position by cork discs on the bottom of the member 5. In this case the radial holes 7 are dispensed with, the material discharging through the perforations in disc 2 through the spaces between the shank and the member 5 and out of the octagonal hole at the top centre of member 5. In a further modification, the shank 3 is dispensed with, the disc 2 being cut away and the upper part of the container shaped as shown in Fig. 9 to form a seating for the lower part of the valve member 5. Flutes 22, 23 are formed either in the member 5 or in the upper part 24 of the container. Flutes 22 form discharge passages and flutes 23 accommodate guide members to prevent rotation but permit sliding of the member 5. The upper part 26 of member 5 has screwthreads to engage with actuating member 11 and flutes 27 are provided for discharge. The disc 2 is cut away so that if valve 5 is lowered right down on to it, passages are still provided for the contents of the container.
Patent GB-230249-A (GB)
Title: Improvements in or relating to pumps for oil-drums and the like
IPC: B67D7/60
Filed: 1924-02-22
Abstract: 230,249. Jones, J. H. Feb. 22, 1924. Mountings ; waste liquid. catching and returning.-A fitting for mounting a pump X on an oil drum &c. Y comprises a plate A having a boss A<1> through which the pump passes, and means such as jaws C and nuts E for attaching it to the edge of the drum. The jaws may be mounted in radial slots A<4> A<5>, A<7> to permit of adjustment to drums of various sizes. Drips from the pump may be returned to the drum through a port A<9> in the boss A<1>. The pump may be clamped in the boss by a band F provided with screw-threaded ends F<1> which pass through holes A<8> and carry nuts G for tightening the band.
Patent GB-105101-A (GB)
Title: Improvements in or relating to Pistons for Internal Combustion Engines.
IPC: F02F3/08
Filed: 1916-03-29
Abstract: 105,101. Napier & Son, D., and Rowledge, A. J. March 29, 1916. Pistons, balancinq laterally and reducing and equalizing wear of. - In an internalcombustion engine having a piston and cylinder both of aluminium or aluminium alloy, the piston is provided with bearing-pieces C, C' of steel or other metal in order to prevent contact of the piston body with the cylinder wall. The bearing-pieces may be in the form of rings secured in position during casting or sprung into grooves in the piston, and may be of rectangular section, as shown in Fig. 2, or may be bevelled, as shown in Fig. 3, and may be provided with key projections C<3>. The bearing-rings may be divided at one point only, or may be divided into sections, preferably on oblique lines. The gudgeon-pin bearings D are preferably cast in position, and may be formed in one with the bearing pieces.
Patent GB-1188732-A (GB)
Title: Improvement in and relating to Aircraft Launching Devices.
IPC: B64F1/06
Filed: 1968-01-30
Abstract: 1,188,732. Launching aircraft. E. W. BLISS CO. 30 Jan., 1968 [23 Feb., 1967], No. 4612/68. Heading B7G. An aircraft launching apparatus comprises a pair of aircraft engaging means (e.g. wheeled dollies 10, 12) each having at one end a separate flexible tension member (e.g. a flat woven belt of Nylon 16, 18) connected to a separate winding means (e.g. a reel 24, 28), there being a power means (e.g. a turbine engine 32) and means (e.g. clutches 36, 38) for selectively driving the winding means to wind on the corresponding tension member, the aircraft engaging means being interconnected (e.g. by a wire or cable 40) so that as one tension member is wound in, the other is unwound. Each reel 24, 28 may have a brake 43, 46 to stop the dollies 10, 12 at the end of a launch, and also to keep the belts 16, 18 and cable 40 taut. Aircraft may be launched from the two dollies alternately, without an intervening delay to return a dolly to a ready-for-launch position. Aircraft may be launched in either direction. The members 16, 18 and 40 may comprise a single woven belt of Nylon. Alternatively, each woven belt 16, 18 may be connected to its respective dolly 12, 10 by a length of wire rope or cable similar to cable 40.
Patent GB-603484-A (GB)
Title: Improvements in or relating to soil casts
IPC: A01G9/10
Filed: 1946-02-14
Abstract: 603,484. Seed-germinating soil casts. TURNBULL, J. W. Feb. 14,1946, No. 4618. [Class 6(ii)] [Also in Group V] Annular casts for seed germination are formed by compressing a mixture of soil and humus. The material 20 is placed in the space between inner and outer tubes 11, 15 containing an annular plunger 17, and compressed between the plunger and a cap 21 on the open end by pressure applied to a pad 19 connected by rods to the plunger. Fertilizer may be included in the mixture.
Patent GB-368492-A (GB)
Title: Improvements in or relating to filtration apparatus
IPC: B01D46/30
Filed: 1931-02-13
Abstract: 368,492. Filters. SOC. FRANCAISE DES CONSTRUCTIONS BABCOCK & WILCOX, 48, Rue la Boetie, Paris. Feb. 13, 1931, No. 4641. Convention date, Feb. 13, 1930. [Class 46.] A rotatable filter element is mounted to extend across a passage through which gas flows, a portion of the filter projecting into an .isolation or cleaning chamber, so that successive sections of the filter are brought into the isolation chamber. The element is placed in a widened part of the gas passage and coaxial with the inlet and outlet for the gas. As shown a filter is mounted in a cylinder 3 connected to inlet and outlet pipes 1, 1<1> by tapering parts 2, 2<1>. The filtering medium, which may be coke, sand, sandstone, clinkers, shavings or Rashig rings, is packed between sieves 7, 7<1>, in a cylinder 4 divided into sections by partitions 5. A frame consisting of braces 10, 11, sectorshaped plates 12, 13 and centre plate 16 is placed on either side of the filter. Oblique partitions 19 extend from the plates 16 to the peripheral wall of the casing. The normal flow of fluid under treatment is upward, and the filter is rotated by means of a driving pinion 29 to bring successive sectors into position between the plates 12, 13 where they are cleansed by a reverse flow of gas or liquid or mixed gas and liquid, supplied through nozzles on a distributing pipe 22, the impurities which have collected in the filter being caused to fall into a funnel 24. Air is drawn in by suction through a pipe 31 to the space beneath a cap 32 which covers the filter sector subjected to cleansing treatment. The Specification as open to inspection under Sect. 91 (3) (a) states that the apparatus may be used for filtering liquids. This subjectmatter does not appear in the Specification as accepted.
Patent GB-952687-A (GB)
Title: Apparatus for use in preparing beverages
Inventor: GRETTON-LOWE REGINALD
IPC: A47J31/00
Filed: 1962-02-07
Abstract: 952,687. Beverage-making machines. GASKELL & CHAMBERS Ltd. Feb. 5, 1963 [Feb. 1, 1962], No. 4650/62. Heading A4D. [Also in Division B2] In a beverage making machine provided with mechanism for crushing pellets 10 to be dissolved in a liquid in a container 12, the crushing mechanism comprises angularlymovable feeder members 18 and a stationary crushing member 15 provided with projections 16 each member 18 being moved angularly in one direction by means of a solenoid 19 so that a step 18a thereon carries a pellet on the member 15 so that the pellet is crushed to a powder which passes through slots 17 into container 12, the member 18 then being moved angularly in the opposite direction by a spring 20. Each solenoid armature 21 is connected by a cable 22 to its associated member 18. The liquid is supplied to container 12 by means including a heater 13 and pipe 14. In a modification, each feeder member has an individual crushing mechanism associated therewith.