baber/WOPTO huggingface dataset:
Patent GB-1535455-A (GB)
Title: Apertured mailing card and method of using
IPC: B42D15/02
Filed: 1977-01-21
Abstract: 1535455 Mailing card E O DAVIS 21 Jan 1977 [3 Feb 1976] 02580/77 Heading B6A A mailing card has a first section 10A, which has an addressing section on one side and an area of adhesive 18, covered by a removable sheet 20, on the other, and a second section 10B which can be folded against section 10A so that a transparent window 44 overlies a photograph or other material held by the adhesive 18. Sealing strip 30 is then folded around section 10A to close the card. Alternatively the section 10A may be detached along perforated line 12 and sent as a postcard.
Patent GB-630989-A (GB)
Title: Metal rolling mill with set elongation
Inventor: PAUL BLAIN
IPC: B21C37/12
Filed: 1947-01-28
Abstract: 630,989. Rolling. SOC. ANON. DES ACIERIES ET FORGES DE FIRMINY. Jan. 28, 1947, No. 2614. Convention date, Feb. 23, 1946. [Class 83 (iv)] [Also in Groups XXXV and XXXVII] In a rolling-mill the reduction ratio is maintained constant by automatic adjustment of the pass controlled by variations in the output and input speed ratio. Rollers 7 and 8 driven by the work-piece are coupled through gears 9 and 10 to a device 29, comprising oppositely rotating discs 11 and 12, driven by rollers 7 and 8 respectively whereby an electrical contact 18, 19 is closed or opened when the ratio of the peripheral speeds of the rolls 8 and 7 respectively falls below or rises above a predetermined value. The opening or closing of said contact serves to control a hydraulic relay which puts the pass adjusting devices into communication with high pressure mains if the ratio of the roller speeds is too low, and with the exhaust if the ratio is too high. In a modification the pass adjusting devices are of the screw or wedge types.
Patent GB-1219061-A (GB)
Title: Improvements in closures for containers
IPC: B65D17/40
Filed: 1969-01-16
Abstract: 1,219,061. Easy opening cover for a container. CONTINENTAL CAN CO. Inc. 16 Jan., 1969 [11 March, 1968], No. 2681/69. Heading B8D. A rectangular easy opening panel 17 for a container has indentations 33 and a central depression 23 which receives the ring of a pull tab. Weakening line 21 defines the tear off panel and is spaced from a shallower line 22. A nose on the pull tab breaks the weakening line in the usual way and the tab body is secured to the panel between the depression 23 and the score line by an integral rivet 18.
Patent GB-437357-A (GB)
Title: Improvements in and relating to fur-hide and a process for dressing the same
IPC: C14C11/00
Filed: 1934-01-26
Abstract: Fur hide is coated on the flesh-side first with a rubber solution and then with a nitrocellulose or celluloid solution, or with a mixture of these solutions.  A suitable solvent mixture for the rubber comprises benzol, carbon tetrachloride, ethyl and butyl acetates and alcohol.  The nitrocellulose solution may comprise ethyl, amyl or butyl acetates, alcohol, methyl hexanol benzol, petrol, and softeners, e.g. sipaline, castor oil, and Venetian turpentine.
Patent GB-1098441-A (GB)
Title: Improvements relating to oil and/or water proofing of textile material
Inventor: FOSTER HERBERT CLAYTON
IPC: D06M15/333
Filed: 1964-01-22
Abstract: Warp yarn is treated with an aqueous oil and/or water-proofing agent, optionally together with a sizing agent, and then woven or knitted into a fabric.  The fabric may be treated with the same or a similar agent and may then be heated to cure the treating agent. The oil and/or water proofing agent may be a wax, fluorocarbon, or silicone. The sizing agent may be a polyvinyl compound.  The yarn may be of viscose.
Patent GB-566143-A (GB)
Title: Improved process for making paper
IPC: D21C9/00
Filed: 1943-02-19
Abstract: 566,143. Preparation of paper pulp. FAJANS, E., HAMILTON, F., NORTH, F., SAMUELS, H., and IMPERIAL CHEMICAL INDUSTRIES, Ltd. Feb. 19, 1943, No. 2779. [Class 96] The usual beating process in the preparation of pulp for the manufacture of paper from cellulosic half-stuff, is substituted by a mechanical working, as by kneading the fibrous material in not more than five times its weight of water, and in the presence of a water-soluble thickening-agent at a temperature below 100‹ C. Examples of thickening-agents are the sodium salt of carboxymethyl cellulose, methyl cellulose, water - soluble methyl - ethyl cellulose, gum ghatti, gum senegal, gum tragacanth, starch, sodium alginate, gelatine and carragheen moss. The fibrous material may be mechanically worked with water only prior to adding the thickening-agent. The plastic mass thus obtained is dispersed in water, in the stuff-box, or in a pulping-engine prior to web formation on a paper-making machine. Specifications 341,542, 432,914, 469,391, [Group IV], and 477,763 are referred to.
Patent GB-652107-A (GB)
Title: Improvements relating to beam-deflection circuits for cathode ray tubes
Inventor: ROBINSON EDWARD HOWARD
IPC: H03K4/28
Filed: 1948-01-30
Abstract: 652,107. Saw-tooth generating circuits. ELECTRIC & MUSICAL INDUSTRIES, Ltd. Jan. 30, 1948, No. 2793. [Class 40 (vi)] A saw-tooth current generating circuit has a negative feedback circuit from the secondary of the output transformer to the cathode of the valve feeding the primary of the transformer, the feedback circuit including a rectifier which absorbs excess voltages in the secondary circuit and which is non-conducting during the flyback. The feedback may thus be rendered ineffective during the flyback period and the flyback time thereby reduced. A differentiating circuit 12, 13 may be provided so that substantial feedback occurs only when the output current rises unduly rapidly. Specification 633,366 is referred to.
Patent GB-325964-A (GB)
Title: Combination ash gate and air inlet system for furnaces
IPC: F23J1/00
Filed: 1929-01-28
Abstract: 325,964. Franklin, E. J. Jan. 28, 1929. Pulverulent, liquid, and gaseous fuel furnaces; ashpits; cooling. - The admission of air and egress of ashes is effected through a combustion ashgate and air damper located at the bottom of the furnace and having a plurality of gate members which can be adjusted to vary the spacing between them. In the construction shown in Figs. 4, 6 the gate members comprise metal boxform structures 5 lined with refractory material 12 and carried on pivotallymounted shafts 6 rocked by a link mechanism 13, 14 in order to vary the spaces between the gates. The water wall tubes 4 of the furnace are shielded by metal or refractory blocks 9 adjacent the grates, and the headers 11 at their lower ends are backed by struts 10 between them. The links 13 may be individually disconnectible from the link 14 and provided with locking means to enable any of the gates to be fixed in desired positions whilst the remainder are moved. Alternatively, the gates may be adjusted by worm wheels mounted rigidly or through clutches on the shaft 6 and gearing with worms mounted on a common shaft. The gates may comprise metal plates not faced with refractory material. In modifications adjacent gates are oppositely inclined, alternate gates being connected for simultaneous rotation in a direction opposed to that of the remainder, or the gates are all inclined in the same direction and cooperate with vertical fixed division walls between them. Fig. 14 shows a vertical section of the lower end of a furnace in which a double row of gates 5 is employed; the inner ends of the shafts 6 being mounted in a structure 38 which separates the rows and which may carry a water tube 40 to cool the ridged top 39. As shown in Figs. 15 and 17, the gate members may comprise corrugated or plain rollers 41 continuously rotated by chain gearing, the shafts being mounted in bearing blocks 45 slidably mounted in a groove 47 in a frame member 46 and having bosses 48 engaging inclined slots 49 in a vertically adjustable plate 50. The slots 49 converge towards one another, so that vertical movement of the plates 50 varies the spacing of the rollers 41.
Patent GB-214582-A (GB)
Title: Improvements in bodies for automotive vehicles
IPC: B60N2/04
Filed: 1924-02-04
Abstract: 214,582. Willys-Overland Co., (Assignees of Grimm, G. E.). April 18, 1923, [Convention date]. Seat and seat backs, arrangement and disposition of.-In a motor vehicle of the kind adapted to be converted from a passenger vehicle into a van or a camping car, and having seats removably attached to the body of the car, the means for attaching the seats comprises hooks or the like projecting from the seats and adapted by a partial tilting movement of the seats to be attached or removed from sockets or the like on the body of the car. The vehicle is provided with two transverse seats, the rear one of which is removable to convert it into a van, or both seats are removable to enable a mattress to be laid on the floor when the vehicle is to be used as a camping car. The vehicle is provided with a floor and side and end panels, and the seats comprise seat-stools 14, 15, Fig. 1, consisting of frames 16 and depending flanges 17, 18, 19 the front one 19 being provided with rods or hooks 22, Fig. 6, adapted to hook into one of a series of three apertures 24 arranged in a plate secured to the floor. The seats 40, 41 are positioned on the stools by flanges 20, 21 and the backs are secured to the back or sides of the car by hook or keyhole fastenings. These fastenings permit of the adjustment of the seats angularly and also longitudinally of the car.
Patent GB-1421084-A (GB)
Title: Radar reflector buoy and method of making same
IPC: B29C61/00
Filed: 1974-01-22
Abstract: 1421084 Buoys WHITTAKER CORP 22 Jan 1974 [1 Feb 1973] 02919/74 Heading B7A [Also in Divisions H4 and B5] The seamless, rotationally moulded, hollow spherical shell 12 of a buoy 10, which may be used for marking the position of a fishing net, or for another nautical purpose, contains a rigid corner reflector 16, which is formed from flat panels of aluminium, or other suitable conductive material, arranged in three mutually perpendicular planes. The reflector 16 is centered within the buoy by mean s of a plurality of spring-loaded standoffs 50, whichare made of the same material as the shell 12. During manufacture, the outer extremities of the standoffs are fused into the shell, and are then thermoset with it. As described, the reflector 16 is formed from two generally square panels (Figs. 4, 5, not shown), and two generally triangular panels (Fig. 6, not shown), these being slotted for assembly together, and having their corners squared off and provided with recesses for receiving the standoff springs 58, Fig. 10. Said standoffs are generally cylindrical in formation with a rounded nose 52 at one end, and crossed slits at the other end (Figs. 7, 8, not shown). A rotational mould is made in two halves, which are secured together during  the moulding cycle. Each half is formed with a hemispherical cavity and also with a small cavity for half of a mooring eye 14 in the finished buoy (Figs. 2, 3, not shown). The reflector 16, with the standoffs 50 projecting from its corners, is carefully assembled in the lower half of the mould with one tetrahedron facing directly towards the cavity for the eye 14. A measured quantity of resin powder or pellets made, preferably, of cross-linkable polyethylene is put in the mould, and the upper half is fixed on. The mould is heated above the fusion point of the resin whilst being rotated, so causing the resin particles to melt and form a continuous spherical shell inside the cavity. Also, the outer extremities of the standoffs melt and fuse into said shell, cross-linking takes place, and the standoffs and the shell become integral as shown in Fig. 11. The mould is rapidly chilled, and the finished buoy is removed.
Patent GB-1419090-A (GB)
Title: Filters for automotive exhaust gases
IPC: F01N13/02
Filed: 1972-10-26
Abstract: 1419090 I.C. engine exhaust gas filtration PPG INDUSTRIES INC 26 Oct 1972 [27 Oct 1971 (2)] 2940/75 Divided out of 1419088 Heading BIT An apparatus for the removal of lead particulates from I.C. engine exhaust gases comprises, in series, an exhaust pipe for connection to the engine an inertial gas separator and a fibre glass paper filter element composed substantially of fibre glass impregnated with a binder capable of withstanding a temperature of 500F, the filter being capable of removing 99.97% of material of 0.3 micron or greater size from the gas stream. The filter element is suitable in the form of a hollow pleated cylinder mounted on a perforated support tube for inward flow through the element and such an element forms the subject of U.K. Specification 1419089. The binder with which the fibre glass paper is impregnated is suitably a polyimide. Figure 1 shows a pair of exhaust conduits 1, 2 connecting the engine with a pair of cyclone inertial separators 6 for removal of particulates of a size 2 microns or larger. The resulting gas streams are then led to a pair of filter housings 13, 14 each containing a plurality of the pleated cylindrical fibre glass elements mounted on a common perforated support tube (Fig. 2 not shown). An agglomeration chamber comprising a chamber filled with steel wool, fibre glass, particulate silica or alumina or ceramic beads or saddles may be placed between each inertial separator and the corresponding filter element. A method of using the apparatus involving passing the exhaust gases through the separation stages at specific temperatures forms the subject of U.K. Specification 1419088.
Patent GB-1070767-A (GB)
Title: Harmonic generators
IPC: H03B19/18
Filed: 1965-01-22
Abstract: 1,070,767. Filters. RAYTHEON CO. Jan. 22, 1965 [Jan. 23, 1964], No. 2989/65. Heading H1W. [Also in Division H2] A harmonic generator for frequencies circa 2000 Mc/s. comprises a transmission line element 19 including a varactor diode 20, means 17 for coupling a fundamental signal to the element and means 25 for coupling a harmonic frequency from the element. As shown, these members are mounted within a box 10 having an input terminal 16 for a coaxial cable whose core is connected to the member 17 which is “ X long for the frequency # 0 . The member 19 comprises three parts 19a, 19b, 19c and the varactor diode 20, the three parts totalling “#  at the frequency f 0 . The parts 19b, 19c are separated by a gap 21 and insulation 22 and the part 19b therefore forms a “ # line for the frequency 2f 0 . The member 25 which forms a “ # line at f 0 2 is connected to an output terminal 27. The various members are silvercoated brass rods of “ inch diameter and the box has dimensions 2¢ inches x 2 inches x ¥ inch. The varactor diode may be provided with D.C. biasing, which can be adjusted for different frequency ranges. The box may be filled with air or with " Teflon " (Registered Trade Mark). A cascade arrangement giving an output of 8f 0  is disclosed (Fig. 3, not shown) and an arrangement wherein the addition coupling conductors are provided is also disclosed (Fig. 4, not shown).
Patent GB-665013-A (GB)
Title: Improvements in tower cranes
IPC: B66C23/28
Filed: 1949-02-03
Abstract: 665,013. Jib cranes. FAURE, A., and FAURE, A. Feb. 3, 1949. [April 20, 1948] No. 3000/49. Class 78 (iv). [Also in Group X] The counter jib and slueing head of a tower crane are adapted to be associated with a wheeled carriage to form an auxiliary crane by the aid of which component parts forming the base of the tower crane may be assembled. The counterjib 6, 6<SP>1</SP> of the tower crane of Fig. 1 is adapted to be associated with the crane head T to form an auxiliary crane (Fig. 3) for use in erecting the tower crane. The head T comprises an upper part 2 mounted to turn about a vertical axis relatively to a lower part 1 and carrying pivots 3, 4 to which the counterjib 6, 6<SP>1</SP> and jib 5 respectively are secured. The two parts 6, 6<SP>1</SP> of the counterjib are pivoted together at 9 so that by the use of a tie rod 23 the counterjib may be caused to assume the configuration shown in Fig. 3 where it is pivoted at 4, and stayed by a tie 24, to the head T which is mounted on a bogie 22a. The counterweight 10 of the tower crane is pivoted at 3 and suitably stayed to form a counterweight for the auxiliary crane which is provided with a winch 8, which may be that for varying the reach of the tower crane, and lifting tackle. The bogie 22a runs on a narrow gauge rail track lying between rails provided for the tower crane. The auxiliary crane is employed to erect the base B (Fig. 1) of the tower crane. The leg 15a is first unloaded and placed on its bogie 14a, being supported by temporary stays, etc. Then the cross member 16a is placed in position and supported by suitable means so that the bogie 14b and leg 15b may be placed in position and suitably stayed. Finally members 17a, 17b are positioned, connecting the legs 15a, 15b. The members 17a, 17b support a guiding and lifting frame 26 provided with an elevating plate 28 operated by screw jacks and serving as described in Specification 602,904, which is referred to, to raise the frame 26 into position. The winch 19 and ballast are raised by the auxiliary crane which is then dismantled. The elevating plate 28 serves as described in Specification 602,904 to raise successivly the sections 12 of the mast, the crane head T being first raised in this manner and the jib 5 and counterjib 6, 6<SP>1</SP> being raised as described in Specification 602,904. The bogie 22a and a further bogie running on the narrow gauge rails may be employed to bring the successive mast sections over the beam 28, the track being interrupted to receive this beam in its lowered position. One of these bogies may remain above the beam 28 when the mast is assembled. In order to control the several parts of the lifting gear during assembly of the mast, the control cab 20 may be placed on the ground near the mast and temporary controlling connections made. The cab is raised when assembly is otherwise complete by hand operation of the lifting winch 19. Specification 465,086 also is referred to.
Patent GB-845540-A (GB)
Title: Improvements in cartoning apparatus
Inventor: WALVAERT CLAUDE ALEXANDRE CHAR
IPC: B65B49/12
Filed: 1957-01-29
Abstract: 845,540. Cartonning apparatus. ROSE BROS. (GAINSBOROUGH) Ltd. April 28, 1958 [Jan. 29, 1957], No. 3065/57. Class 94(1). Cartons 11, in pockets 12 of a conveyer 13, approach a folding station with their inner end closure tabs 14 extending transversely of the conveyer. Above the conveyer are folding blades 22 that rotate to engage each trailing tab 14 and fold it in the forward direction of the conveyer 13, each leading tab 14 being then folded in the rearward direction by a stationary folder 27. The conveyer 13 and the blades 22 may be driven by a common Geneva mechanism, the arrangement being such that for each intermittent movement, the conveyer 13 moves a distance equal to two pitches of the pockets 12 and the shaft 19 rotates once to cause the trailing tabs 14 of two cartons to be folded forwardly by the two blades 22. An outer flap 16 is finally ploughed over onto the end of the carton and this outer flap may be held in position by tucking in an end tab when provided. At appropriate stations the cartons are filled two 'at a time during a rest period. During such periods partly erected cartons are fed two at a time onto the conveyer. The closure portions at the other end of the carton may be folded simultaneously on the opposite side of the conveyer or at some other station.
Patent GB-196413-A (GB)
Title: Improvements relating to the cases or covers of measuring, indicating or recording instruments
IPC: H05K5/02
Filed: 1922-02-02
Abstract: 196,413. Siemens Bros. & Co., Ltd., and Riber, C. R. Feb. 2, 1922. Dials and scales. - The cover glass 3 of an indicating, &c. instrument is held in position by means of a rim 2 which is spun over at 4 so as to form with the lip 5 of the instrument casing 1 a pocket for the reception of a split retaining ring or member 6.
Patent GB-1529665-A (GB)
Title: Timed buzzer
IPC: H01H7/06
Filed: 1977-01-26
Abstract: 1529665 Buzzer STEWART-WARNER CORP 26 Jan 1977 [26 Jan 1976] 03169/77 Heading G4N A buzzer comprises a housing having four terminals 12, 13, 14 and 15 projecting through its base 11 and containing an electrical buzzer assembly 19, e.g. including a coil 44 and a pair of contacts 34, 35, mounted between terminals 13 and 15, a switch 20 including contacts 55 and 59 mounted between terminals 12 and 13 and a bimetallic element- 55 and a heater winding 62 mounted between terminals 12 and 14 for opening the switch a predetermined time after connection of terminal 12 to a supply voltage. The buzzer is used to give a warning for a predetermined time if, when the ignition is turned on, a seat belt is not fastened. A switch 28 is connected to terminal 15 and is closed if the seat belt is not fastened. If the ignition is turned on when switch 28 is closed, the buzzer is energized via terminal 12, switch 20 and switch 28. However, the winding 62 is also energized and after a predetermined time causes switch 20 to open and de-energize the buzzer.
Patent GB-820516-A (GB)
Title: Improvements in or relating to hydraulic engineering constructions or the like
IPC: E02B3/12
Filed: 1957-01-29
Abstract: 820,516. Protecting banks of dikes &c. ALGEMENE KUNSTZIJDE UNIE N.V. Jan. 29, 1957 [Feb. 22, 1956], No. 3172/57. Class 68(2) A method of protecting soil an'd slopes against washing away by water is characterized in that mats are used-whichat least partly are manufactured from linear polycondensation products, in particular polyamides. The mats are preferably formed by weaving, braiding or knitting polyamide threads of a thickness from 0.4 to 1.8 mm. or from stripsof polyamide which may be perforated and preferably have a thickness from 0.4 to mm Buoyant mats braided from osiers, reeds, &c. combined with threads of polyamides can be floated to their sinking, locality. Pairs of mats joined at Feast along two opposite edges to form mattress envelopes and filled with stones, gravel, &c. or with unfilled mats and then having their filling opening closed can be substituted for concrete or basalt blocks. The mattresses can be piled upon each other and sunk. The melting point of the linear polycondensation products is sufficiently high to allow the mats to be' coated with hot asphalt. Other linear polycondensation productswhich can be' used are e.g. polyethylene. terepthalate, and polyurethanes.
Patent GB-123311-A (GB)
Title: Process for the Production of Inlays.
IPC: B44C1/26
Filed: 1919-02-08
Abstract: 123,311. Wolfers FrÞres, Soc. Dec. 13, 1915, [Convention date]. Drawings to Specification. Ornamenting.-Relates to inlaying processes in which the inlay is forced into the background in a stamping press, and consists in placing a layer of compressible material such as cardboard under the background, when it is placed on the press block.