baber/WOPTO huggingface dataset:
Patent GB-175370-A (GB)
Title: Improvements connected with oil fuel burners
Filed: 1920-11-10
Abstract: 175,370. Taylor, T. Nov. 10, 1920. Locking-catches.-The pinching screw 2 securing a liquid fuel burner 3 to a holder 1 is operable to release the burner only while the fuel valve 4 is closed. When the fuel valve is opened a tooth 8 at one end of a lever 5 pivoted to the holder 1 is moved to engage a toothed vessel 9 on the screw 2 by the engagement of the other end of the lever with a grooved collar 7 on the valve spindle. When the fuel valve is closed and the pinching screw is turned to release the burner a shoulder 10 on the screw engages below the tooth 8 and prevents movement of the valve spindle.
Patent GB-168807-A (GB)
Title: Improvements in and relating to braces for personal wear
IPC: A41F3/00
Filed: 1920-11-10
Abstract: 168,807. Soc. Lafleche FrÚres. Oct. 1, 1920, [Convention date]. Braces for personal wear comprise a single strap a folded in the shape of a V and made of double fabric provided throughout its entire length with compart. ments g, Fig. 5, formed during the weaving. The tabs are passed through these compartments. Metal buckles and adjusting clips are thus dispensed with, and no sewing is necessary at the V.
Patent GB-475078-A (GB)
Title: Improvements in and relating to recording arrangements for printing telegraph receivers
IPC: H04L21/04
Filed: 1936-11-20
Abstract: 475,078. Code and facsimile telegraphy. SIEMENS & HALSKE AKT.-GES. Nov. 20, 1936, No. 31839. Convention date, Nov. 21, 1935. [Class 40 (iii)] For improving legibility under the effects of interference in a printing telegraph receiver, the signs of a Morse or other code or the components of a character are printed in the form of separate broad strokes comprising a number of short parallel lines scribed from one side of the stroke to the other. In the Morse receiver shown in Fig. 3, the printing wheel 6 has helical teeth 9 inked by a roller not shown and engaged by the tape 7 when magnet 8 is energized by impulses to provide a record as shown at 11, Fig. 4. An ordinary record 12, may, in addition, be made by a plain printing wheel at the side of the helically toothed wheel. As applied to a facsimile printer, the printing of the components of a letter as shown in Fig. 6 in response to impulses representing a scanning of the letter in vertical lines, is effected by a printing roller 23, Fig. 7, having a helical row of printing peaks 24 which scribe the short horizontal lines.
Patent GB-175387-A (GB)
Title: A method of and means for distributing perfumes, volatile medicaments and the like through the medium of fans
IPC: A61L9/12
Filed: 1920-11-12
Abstract: 175,387. Waterson, F. Nov. 12, 1920. Vaporizing by air currents.-Parfumes, volatile medicaments, &c. are vaporized and distributed by means of hand or rotary fans. Solid volatile material or absorbent material saturated with liquid is supported between the fan blade or blades, or the guard of a rotary fan, and a single layer of porous material. Fig. 1 shows a shaped piece of porous material f adapted to be attached by tapes g to the guard or blades of a rotary fan. The fan blades may be perforated. Figs. 2 and 3 show a fan comprising a wire or wood frame h<1>, a front portion h of conventional shape and material, and a porous covering i which, when in position, forms a pocket for absorbent material j saturated with perfume &c.
Patent GB-1200922-A (GB)
Title: Overbased additives
Inventor: VICKARS MICHAEL AUSTIN
IPC: C10M159/20
Filed: 1967-07-12
Abstract: 1,200,922. Overbased additives. ESSO RESEARCH & ENG. CO. 14 June, 1968 [12 July, 1967], No. 32123/67. Heading C2C. [Also in Division C5] A basically reacting complex is prepared by a process which comprises reacting an alcoholate (i.e. compounds derived from ether alcohols or alkanols) of a polyvalent metal of Groups I, II, III or VIII of the Mendeleeff Periodic Table with an acidic reactant. The acidic reactant is defined as a hydride or oxide of sulphur, selenium, or tellurium; an oxide or sulphide of phosphorus or arsenic; or an oxide of boron. The acidic reactant is preferably liquid or gaseous, but can be solid, e.g. boron oxide, or phosphorus pentoxide. Probable reactions for trivalent metal alcoholates and hydrides of sulphur, selenium, and tellurium are disclosed.
Patent GB-604636-A (GB)
Title: Improvements in or relating to electric contact plugs
IPC: H01R13/17
Filed: 1945-11-29
Abstract: 604,636. Two-part couplings. TELEFONAKTIEBOLAGET L. M. ERICSSON. Nov. 29, 1945, No. 32292. Convention date, Nov. 30, 1944. [Class 38 (i)] A plug comprises a plurality of elongated metal laminations 1, each formed with a slot 3 at the portion 2 which is inserted into a socket. The laminations are retained in a slotted pin 6 by a threaded bush 8 over which is screwed a sleeve 9. Protuberances 4 locate the laminations in correct relationship to each other. To increase the stiffness of the laminations the slot 3 may be closed at both ends.
Patent GB-1098173-A (GB)
Title: Sealing means
Inventor: FLOYD TERENCE JOHN
IPC: F16J15/40
Filed: 1963-08-15
Abstract: 1,098,173. Seals. AUDCO Ltd. Aug. 11, 1964 [Aug. 15, 1963], No. 32334/63. Headings F2B and F2T. A seal between relatively movable members, e.g. the body 10 and the shank 11 of the plug 12 of a rotary plug valve, comprises a sealing ring 17 of deformable material mounted in, and extending substantially completely across the mouth of, a groove in one of the members and urged into engagement with the other member by means of viscous, flowable material 14 retained in the groove under pressure. The ring 17 may be of P.T.F.E. or nylon impregnated with molybdenum disulphide. The material 14 may be a non-settable bituminous material containing fibrous filling. The groove communicates with a passage 14 provided with a check valve 15. In Figs. 1 and 2 the material 14 is pressurized by a screw plug 18. In Fig. 3, in addition to the plug 18, a pressuremultiplying piston 21 sensitive to the fluid pressure of the fluid being sealed automatically varies the pressure of the material 14 according to the variation in the fluid pressure. In a modification, the pressure-multiplying piston is arranged between a pair of sealing rings, one or both of which may be identical with that of Fig. 3, and is sensitive to the fluid leak-' ing past one of the sealing rings so as to pressurize the viscous material associated with one or both of the sealing rings. The seal may be provided between two plane faces slidable over each other. Examples of various cross-sections of the sealing ring are given.
Patent GB-1267280-A (GB)
Title: A two-part brake disc for vehicles
IPC: F16D65/12
Filed: 1970-07-03
Abstract: 1,267,280. Brake discs. DR. ING. h.c.F. PORSCHE K.G. 3 July, 1970 [9 Aug., 1969], No. 32355/70. Heading F2E.  A brake disc is constructed in two parts 2, 3 having spaced projections 7, 8 extending radially to the disc axis X-X, the projections 7 having grooves 10 and nose portions 11 which are deformably press fitted into engagement with the projections 8. U-shaped engaging projections 13, Fig. 2 (not shown), are arranged on one disc part 2 between which the projections 8 are positioned. Projections 8 may be trapezoidal in shape, the longer bases 12 of which faces grooves 10. Cooling air channels (9) may be provided between projections 7, 8. In an alternative construction the projections and grooves are arranged alternately on the disc halves.
Patent GB-447603-A (GB)
Title: Improvements in change speed gear
IPC: B62M11/14
Filed: 1935-11-22
Abstract: 447,603. Change - speed gearing. DERNIER, T., 416, Rue Vivegnis, Liege, Belgium. Nov. 22, 1935, No. 32415. Convention date, Nov. 23, 1934. [Class 80 (ii)] A two-speed gear suitable for cycles comprises stepped intermediate or planetary pinions 21, 22 carried in a frame 14 which slides upon the pedal crank axle 1 to effect change between direct drive and a geared drive, which may gear up or down according to whether the pinion 21 is larger or smaller than the pinion 22. Long pinions 2, 24 rigid with the axle 1 and with a driven sprocket 7, respectively, are constantly engaged by the pinions 22, 21. In the position shown, the carrier 14 is locked by interengaging dogs at 15 to a fixed frame cheek 9 so that the spindles 20 of the pinions 21, 22 are fixed, and the geared drive is operative. To change to direct drive, the carrier 14 is slid to the right so that internal clutch teeth 19 upon it engage over the ends of the teeth of the central gear 2. The gear train is thus forced to turn solid with the axle 1. The sliding of the carrier 14 is effected through a striking lever 31 connected by a pivot spindle 25 to a lever control arm 29 outside the gear casing 12 which arm 29 is locked in the two gear positions by a spring ball catch, not shown.
Patent GB-245157-A (GB)
Title: Dyeing apparatus
IPC: D06B5/14
Filed: 1925-12-24
Abstract: 245,157. Kirchhof, F. Dec. 26, 1924, [Convention date]. Cop type apparatus comprises a cylinder 13 composed of a number of pivoted segmental plates through which pass perforated tubes 26 upon which the cops 27 are mounted. The cylinder is mounted within a stationary casing 1, upon a shaft 9 rotatable in opposite directions by bevel gearing 19. 20. The shaft is hallow and is perforated for that portion of its length within the cylinder 13 and below a hollow cylinder 17 provided to economize the dye, which is circulated from the hollow shaft and is withdrawn by pipes 7.
Patent GB-648860-A (GB)
Title: Automatic fluid sampling apparatus with electric timing mechanism
IPC: G01N1/20
Filed: 1947-12-10
Abstract: 648,860. Control systems for consumption apparatus ; switching systems. ROCKWELL MANUFACTURING CO. Dec. 10, 1947, No. 32606. Convention date, Dec. 12, 1946. [Class 38 (iv)] [Also in Groups XVIII and XXIX] A time control apparatus for actuating a mechanical device such as the valve 51 of a fluid sampler comprises a pair of interlocked circuits, the one imposing a time control on the other, which includes a solenoid 26 adapted, when energized, to open the valve. A cam 5 driven by a flow motor 45 actuates a changeover switch 10 so as to complete the first circuit comprising a solenoid 18 having a plunger which closes a switch 16, included in the second circuit, by means of a pin 20 which raises a rod 22 attached to the switch-actuating cam 23. When the cam 5 permits the switch 10 to return to its lower position the solenoid 26 is energized to open the valve 51 and since the solenoid 18 is now de-energized the plunger falls under gravity and the upper pin 21 lowers the level 22 to open switch 16, resulting in closure of the valve 51. The cam 5 may comprise a disc having on one face a series of angularly-spaced protuberances 6 upon which rides the switch-actuating lever 7. To vary the frequency of operation a number of concentric sets of protuberances of different angular spacings may be provided with means for moving the lever into contact with the desired set. The period of energization of solenoid 26 may be varied by altering the distance between pins 20 and 21.
Patent GB-1113831-A (GB)
Title: Process for treating wool and plant for working
IPC: D01G29/00
Filed: 1965-07-30
Abstract: A process for treating wool, particularly cleaning, steeping, scouring &c. comprises sprinkling the upper and lower surfaces of a layer of wool, distributed on a perforated conveyor, with the appropriate treating liquid.  Apparatus for carrying out the process comprises a series of units each having nozzle banks situated above and below a perforated conveyor belt, a pressure cylinder for removing excess liquid from the wool, and a trough below the belt for receiving the excess liquid.  Each trough may be provided with a purging device and a pump for feeding the nozzle banks.  In the preferred embodiment, Fig. 1 (not shown), the wool layer is first cleaned by the continuous application of detergent, the layer then passes through four units in which the scouring, with soda, takes place; a rinsing unit is situated after the scouring units.  The wool layer may then be dried or, as in Fig. 1, it may pass through an acid treatment unit, followed by a centrifugal drier, a carbonizer, and a crushing unit; the acid then being removed in units similar to the cleaning and scouring units.  The wool layer may then be bleached and finally dried. The nozzle banks of each unit preferably extend transversely of the feed direction, and are adjustable with regard to direction of spray and height.  Each upper nozzle bank may be provided with a deflection member 61, Fig. 2B (not shown) to form a curtain of treating liquid.
Patent GB-486034-A (GB)
Title: Kneading pump
IPC: B01F7/08
Filed: 1936-11-30
Abstract: 486,034. Meshing-screw pumps. LEISTRITZ, P., and BURGHAUSER, F. Nov. 30, 1936, Nos. 32748 and 32749. Convention dates, Nov. 30, 1935 and July 30, 1936. [Class 110 (ii)] The pump is used for kneading material and comprises two rotors a, b having helical threads of increasing size axially, or vice versa as shown. The material to be pumped enters at A to the spaces in the upper rotor a only, a collar g preventing its passage to the spaces of rotor b. As the spaces in a decrease, the material is squeezed through crevices SS into the spaces in the rotor b, and is delivered through holes in a plate i, or through a regulating valve. The size of the crevices SS may be varied by axial adjustment of the rotor b through a nut h. A hollow space may be allowed at the delivery end of the rotor a, in the casing, to trap foreign materials. A plugged aperture for the removal of these, may be provided.
Patent GB-195348-A (GB)
Title: Improvements relating to roll-film cameras and projection apparatus for use therein
IPC: G03B21/00
Filed: 1922-12-01
Abstract: 195,348. Huber, A., and Simons, W., (Assignees of Kucharski, S.). March 25, 1922, [Convention date]. Printing-apparatus; contact printing frames.-The Specification as open to inspection under Sect. 91 (3) (a) describes an interchangeable back plate i for a roll-film camera having light-trapped slots k, l for the passage of a negative film N which is to be printed on to a positive film P passed through the camera. A double flap exposure shutter o, q is opened by the arm n and closed by the spring r. This subjectmatter does not appear in the. Specification as accepted.
Patent GB-1279849-A (GB)
Title: Improvements in or relating to spring units for furniture
Inventor: CHARTERS GEORGE
IPC: A47C25/00
Filed: 1969-06-30
Abstract: 1279849 Spring upholstery SILENTNIGHT Ltd 29 July 1970 [30 June 1969] 32877/69 Heading A4M In a spring unit comprising a plurality of interconnected springs 2 the opposite end coils of border springs are engaged between the limbs (3a, 3b) of plastics strips 3 of channel section, the limbs converging towards their free ends and being resiliently separable to receive and clamp the end coils of the springs. The end coils are additionally retained in the strip 3 by spaced welds 4, Fig.2 (not shown) along the free ends of the limbs (3a, 3b), by metal clips 5, Fig.3 (not shown) engaged around the strip 3, or by a wire 6, Fig.4 (not shown) wound helically around the strip 3.
Patent GB-670634-A (GB)
Title: Improvements in or relating to an hydraulic check unit
IPC: D03D49/24
Filed: 1948-12-21
Abstract: 670,634. Checking picking sticks in looms. HOUDAILLE - HERSHEY CORPORATION. Dec. 21, 1948 [July 9, 1948], No. 32949/48. Drawings to Specification. Class 142(iii) [Also in Group XXXII] Relates to the picking-motion described in Specification 670,632 and has a spring stop device for holding the picking stick in an intermediate shuttle catching position as described in Specification 669,325.
Patent GB-895598-A (GB)
Title: Improvements in the manufacture of reinforced plastic tubes
Filed: 1958-10-15
Abstract: 895,598. Extruding reinforced tubes. KLEIN. H. Oct. 15, 1958, No. 32955/58. Class 87(2), The Specification concerns the extrusion of a tube reinforced with a helix whose coils are spaced apart and embedded in the tube, the helix either being preformed and fed into the plasticized material during extrusion or being coiled whilst being embedded in the tube. A fixed frame 1 supports a stationary die 7, 9, mandrel 14 and a tube 5 which is joined to the mandrel 14 by spaced apart members 13 so that plastic material from the extruder may flow through the tube 5 and member 13 to form a tube between the die 9 and mandrel 14. The die 9 is radially adjustable by bolts 11. Rotatably mounted in the frame 1 are three sets of spools 20, spring loaded plates 23, 24 and lever arms 33 having knife edges bearing against the stationary tube 5. Reinforcing filaments fed from the spools 20 are helically wound on the tube 5 and advanced through the rotating knife edges of the arms 33 which space them apart prior to their incorporation in the plastic material whose speed of extrusion is such as to further space apart the filament. The arms 33 prevent back feed of the plastic material. In Fig. 4 the tube 5 has radial holes 42 in place of the members 13 and the filaments are fed to the extrusion passage through holes 36 in a rotating member 35 utilised in place of three arms 33. The tube 5 has projecting axial ridges 45 which support the filaments and ensure their positioning in the extruded tube. Heating passages 47, 48 are provided. In Figs. 7 to 11 (not shown), a single concentric spool is utilized in place of the previous three spools and two filament feeding devices are described. The frame 1 is quickly detachable as a unit from the extrusion machine.
Patent GB-444657-A (GB)
Title: Improvements relating to automatic speed-varying mechanism
IPC: F16H33/14
Filed: 1934-11-16
Abstract: 444,657. Variable speed gearing. JACKSON, J., Hillcrest, Larkhall, Lanarkshire. Nov. 16, 1934, No. 32996. [Class 80 (ii)] A variable - speed gear which acts automatically by inertia effect comprises an endless chain 3 passing directly over two planetary sprockets 4 rigid with spindles 5 carried by a cross arm 7 fast on a driving - shaft 1. Pinions 8 fast on the spindles 5 mesh with and drive a sun gear 9 fast on a driven shaft 2 in line with the shaft 1.
Patent GB-601802-A (GB)
Title: Improvements in the preparation of acetylbutyrolactone
Filed: 1945-12-07
Abstract: Acetylbutyrolactone is prepared by reacting ethylene oxide with ethyl acetoacetate in an aqueous solution of an alkali metal hydroxide, maintaining the temperature during the reaction at not higher than 0 DEG  C.  In an example, ethyl alcohol is added to an aqueous solution of sodium hydroxide and after cooling to -5 DEG  C., a mixture of ethylene oxide and ethyl acetoacetate previously cooled to 0 DEG  C. is added, the temperature being not allowed to rise above 0 DEG  C. The temperature is then maintained at 0 DEG  to -5 DEG  C. and after neutralizing the mixture with glacial acetic acid, the acetylbutyrolactone is obtained by extracting with benzol and fractionating the extract.  The Specification as open to inspection under Sect. 91 refers to reacting the ethylene oxide with ethyl acetoacetate under alkaline conditions.  This subject-matter does not appear in the Specification as accepted.
Patent GB-1359405-A (GB)
Title: Moveable crane
IPC: B66C23/80
Filed: 1972-07-17
Abstract: 1359405 Adjustable gauge; stabilizers RHEINSTAHL AG 17 July 1972 [31 July 1971] 33271/72 Addition to 1321762 Headings B7B and B7J [Also in Division B8] The invention is a modification of the Specification 1,321,762 and is applicable to vehicles such as mobile cranes and vehicles other than endless track vehicles. The gauge width of the vehicle is adapted to be modified by lateral displacement of longitudinal bearers 16 which have apertures 4 through which free ends of supporting bearers 2 may pass when the smallest gauge width is set. In a preferred embodiment, Fig. 6, the opposite supporting bearers 2 are secured in laterally offset manner and displaceable in hollow guides 5 arranged on the vehicle truck. In another embodiment (not illustrated) the supporting bearers 2 are mounted on the truck 1, the hollow guides 5 being mounted on the longitudinal bearers 16 around apertures 4. The frames 3 may be displaced laterally by hydraulic cylinders 7, Fig. 1, and bearing brackets 10 may serve to support the vehicle on bogie trucks for road transport. The longitudinal bearers which may be telescopically adjustable in length have adjustable vertical supports 18 at their ends.
Patent GB-400433-A (GB)
Title: Improvements in or relating to rock-drills
IPC: B25D9/20
Filed: 1932-11-24
Abstract: 400,433. Valve gear for rock-drills. COCK, B., Woodbine, Camborne, and HOLMAN BROS., Ltd., Camborne, Cornwall. Nov. 24, 1932, No. 33304. [Class 122 (ii).] The valve chamber is bounded by the rear cylinder wall 18 which has a sleeve extension 19 surrounding the twist bar 13, and an outer casing 20. Air inlets to the ends of the valve chamber are shown at 21, 22. The valve 23 has a flange 24 with an internal shoulder 25 and an annular face 30 upon which cylinder fluid acts through kicker ports 26, 27, respectively. The forward end of the flange 24 seats on the rear cylinder admission ports 17 and the rear of the valve seats on ports 21 connected by a passage 16 to the forward cylinder end. An annular auxiliary exhaust for the forward end of the cylinder is controlled by a groove 33 in the valve body. The main exhaust 15 is controlled by the piston. An annular relief passage 29 in the sleeve extension 19 permits the escape of leakage fluid through valve apertures 130 to the auxiliary exhaust 28. During the rear movement of the piston, when port 26 is passed, fluid is suddenly supplied to the area 25, the main exhaust is opened immediately after, which releases the pressure on the rear valve end ; and at the same time compression in the rear end of the main cylinder becomes effective to move the valve to the right. When the piston passes the port of passage 27 during its forward motion and opens the main exhaust 15, the valve is moved to the left. The passages 26, 27 may have auxiliary exhaust vents 31, 32.
Patent GB-1093930-A (GB)
Title: Improvements in or relating to systems and apparatus for deriving pilot frequencies for use in carrier communication systems
IPC: H03B21/02
Filed: 1966-07-25
Abstract: 1,093,930. Carrier frequency systems. SIEMENS A.G. July 25, 1966 [July 26, 1965], No. 33304/66. Heading H4R. Pilot frequencies of 84.08 kc/s. and 411.92 kc/s. for use in a carrier frequency transmission system are derived from carrier frequencies of the system by applying frequencies of 124 kc/s. and 39.92 kc/s. to a modulator which is controlled so that its current flow angle is approximately 90 degrees when the frequencies required are produced with a maximum amplitude, 84.08 kc/s. being the first order difference frequency and 411.92 being the third order sum frequency. In a four-wire 960 channel system the 39.92 kc/s. signal, to be mixed with a 124 kc/s. carrier, may be derived from 300 kc/s. and 496 kc/s. carriers by the system illustrated in Fig. 1, alternatively if the 300 kc/s. carrier is not free of distortion then the 39.92 kc/s. signal may be derived from the 124 kc/s. and 300 kc/s. carriers by the system illustrated in Fig. 2.
Patent GB-446693-A (GB)
Title: Improvements in and relating to machines for evacuating and sealing preserving cans and the like
IPC: B65B31/02
Filed: 1934-11-20
Abstract: 446,693. Stoppering. CLARK, D. H., 79, Ipswich Road, Colchester. Nov. 20, 1934, No. 33342. [Class 125 (ii)] A semi-automatic machine for evacuating cans and for sealing lids thereon having the usual pedal mechanism C, E, H. for raising the can table A and the vacuum vessel G, is arranged so that in such upward movement although the vessel G closes the vacuum chamber L, yet the can is held clear of the rotating chuck M ; this is effected by means of a stop W engaging the pedal C. The stop is carried by a shaft S which can be rotated by means of a handle R to release the pedal ; the can table then rises, the lid is brought into engagement with the chuck, and by the actuation of the handle R rollers N are pushed forward to effect the sealing of the lid. When the pedal is depressed to release the sealed can, the mouth of the vessel G engages a friction ring V on the can table, so bringing the latter to rest.