baber/WOPTO huggingface dataset:
Patent GB-811304-A (GB)
Title: Improvements relating to ball and socket joints
IPC: F16C11/08
Filed: 1955-07-08
Abstract: 811,304. Ball and socket joints. COSSEL, H. VON, and LANGEN V., [trading as EHRENREICH & CIE A.]. July 8, 1955 [March 16, 1955], No. 19846/55. Class 65(2) The resilient bearing sockets 6, 7, Fig. 1, of a ball-and-socket joint, have hemispherical bearing surfaces of the same curvature as the ball 3 and one or both extends past the central plane of the ball so as to provide a clearance between the ball and the sockets when they are assembled in the housing 1. The sockets are then loaded by the closure cap 9 to bring their bearing surfaces into contact with the ball. A spacing ring which may be corrugated may be arranged betweem the meeting surfaces of the sockets which may also be corrugated. Annular grooves may be provided in the surfaces of the sockets and the housing to assist the sockets to yield when the closure cap is applied. The sockets may be flanged and the closure cap may be screwed into the housing. The central part of the ball may be cylindrical. In Fig. 8 the sockets have toothed interengaging surfaces, and the lower socket has extensions 20. 21 to prevent its rotation.
Patent GB-147832-A (GB)
Title: Suction dredgers
IPC: E02F3/92
Filed: 1920-07-09
Abstract: 147,832. Fr³hling, O., and Fr³hling, C. June 26, 1919, [Convention date]. Suction apparatus; digging-apparatus.-In a self-propelled suction dredger with rotary cutters mounted on a horizontal axis in front of the suction head A, the cutters are in the form of ploughshares and are adapted to assist the forward propulsion of the dredger. In the form shown, the cutters are driven through gearing F and comprise inner double ploughs E and outer single ploughs D. The Specification as open to inspection under Sect. 91 (3) (a) states also that single ploughs such as D may be employed on one or more shafts inclined or parallel to the axis of the ship. This subject-matter does not appear in the Specification as accepted.
Patent GB-1123757-A (GB)
Title: Method of encapsulating particulate matter
Inventor: VEIS ARTHUR
IPC: B01J13/10
Filed: 1967-05-01
Abstract: Microcapsules consisting of a gelatin shell enclosing a pressure sensitive adhesive composition comprising toluene, mineral oil, "Vistanex" (T.M.) MM100 and "Piecolyte" (T.M.) S115 are coated onto paper which may be adhered to wood, metal, paper and plastic surfaces by the application of heat and pressure.  A second example relates to similar microcapsules containing dibutyl phthalate and an ethylene oxide-adipic acid polymer ("Resoflex R.296") which are mixed with a polyvinyl acetate emulsion and coated on paper to produce a surface which will adhere to the same types of surfaces when heat is applied. Reference is also made to microcapsules containing chlorinated rubber dissolved in diethyl benzene suitable for coating adhesive tapes and to two types of microcapsule, one containing chlorinated rubber and one containing a petroleum fraction, which may be applied as separate layers to a sheet or tape to produce a heat and/or pressure sensitive adhesive surface.
Patent GB-516701-A (GB)
Title: Chair cushion
IPC: A47C7/22
Filed: 1938-07-05
Abstract: 516,701. Spring surfaces. ZERBEE, L. J. July 5, 1938, No. 19919. Convention date, July 6, 1937. Drawings to Specification. [Class 52 (iv)] A seat or back seat surface is formed from a curved wire meshwork sheet, the sheet having a natural curvature due to its being woven from wire drawn from a roll and clamping it in a supporting frame so that the central portion is bent to a curvature different from the natural curvature.
Patent GB-303410-A (GB)
Title: Improvements in chucks for holding tools, workpieces or the like
IPC: B23B31/20
Filed: 1928-07-09
Abstract: 303,410. Stickler & Magnuson Aktiebolag. Jan. 2, 1928, [Convention date]. Chucks; drills. - In a bevelclosing chuck for holding tools, work-pieces, &c. the split collet 5 has opposed conical shoulders, 8. 9, and a tubular extension 6 and is closed by being forced against a conical seat 12 in a ring 10 by a conically ended sleeve 13 surrounding the extension 6. The upper end of the sleeve engages a star-shaped disc 15 having radial fingers 16 passing through axial slots 17 in the chuck body and supporting a ring 18 in contact with a ring 4 screwing on the body. The upper end of the collet extension is open and the disc 15 is perforated to allow the tool, &c. such as the double-ended drill shown in the Figure, to pass through. The sleeve 13 and ring 10 are preferably made of tempered steel and the ring 10 is formed separate from the chuck body when the range of adjustment of the collet is large but integral with the body when the range is small. The sleeve and ring fit the bore of the chuck accurately and cause proper centring of the collet, and the chuck bore is co-axial with the shank 1. The collet has preferably three slots which extend from the lower end to within a short distance of the top.
Patent GB-745247-A (GB)
Title: Improvements relating to the mounting of x-ray equipment
Inventor: HOLLIS CHARLES PETER
IPC: A61B6/10
Filed: 1953-07-17
Abstract: 745,247. X-ray apparatus. METROPOLITAN-VICKERS ELECTRICAL CO., Ltd. July 19, 1954 [July 17, 1953], No. 19936/53. Class 98 (1). In X-ray apparatus, the X-ray tube is carried on an arm extending transversely from and movable vertically on a standard comprising a pair of upright pillars providing tracks for guiding the arm, and supply or other cables from the X-ray tube are constrained to pass between the pillars to the rear of the standard. The pillars 1, of which one only is shown in the sectional view of Fig. 2, are joined at the top by a member 3 and are mounted, preferably for rotation about a vertical axis, on a carriage (not shown) travelling on horizontal rails. A carriage movable vertically on the pillars includes upright plates 6<SP>1</SP> (one of which is seen in Fig. 2) spaced apart by cross-ties. Each plate 61 carries, on the upper part of its outer surface, a pair of grooved wheels 9 engaging the edges of a guide rail 5 mounted on the corresponding pillar 1. Mounted at the lower part of each plate is a wheel 10 engaging the front surface of pillar 1, and a wheel 11 engaging the rear edge of rail 5. The carriage is connected to counterweights which preferably move within the pillars 1, by cords 12 passing over pulleys 13. A mounting plate 14 connected to both plates 61 carries a hollow spigot 15. The transverse arm 7 for the X-ray tube is carried by a sleeve 17 rotatably mounted on spigot 15. The X-ray tube (not shown) is mounted on a cradle 8 running on guide tracks along the arm 7. A pair of cables from the X-ray tube are led along the arm and pass through the bore of spigot 15. Each cable then passes between a pair of peripherally grooved rollers 16a or 16b, and is thus led between pillars 1 to the rear of the standard. On movement of cradle 8 the cables are fed between the rollers, and when the arm 7 is turned the twisting of the cables is kept to the minimum since they lie close to the axis of rotation of the arm. The arm 7 may be held in adjusted position by a band brake, embracing sleeve 17, or by a retractable plunger mounted on the sleeve 17 and entering one of a set of depressions formed in spigot 15. The vertically movable carriage may be braked by pads or blocks 24 engaging a taut vertical band 23.
Patent GB-1100759-A (GB)
Title: Machine for printing identification indicia
Filed: 1965-05-12
Abstract: 1,100,759. Information retrieval. BEEKLEY CORPORATION. 12 May, 1965 [27 May, 1964], No. 20022/65. Heading G4M. [Also in Division B6] A plurality of tapes 6 are fed simultaneously past a row of photo-cells 44 each of which provides an output only if all the tapes are perforated in the corresponding position within the row. Each tape 6 may correspond to a particular characteristic, e.g. ailment or symptom, and each perforation corresponds to a case history with that characteristic. The case histories are numbered, and each row on the tape corresponds to a group of 10 consecutive case histories. A mechanical counter is coupled to the same drive as sprocket wheels 36 and comprises type wheels which correspond to the digits necessary to identify each row on the tapes. A further printing device is settable by the outputs from photo-cells 44 in accordance with the units digit or digits necessary to identify one or more positions within a row. Platens for both printing devices are actuated by solenoids when any one of photo-cells 44 produces an output, so as to record the identity of any case history which has the particular combination of characteristics represented by the tapes 6. A circuit, Fig. 7 (not shown) is described whereby the outputs of photo-cells 44 are scanned in sequence to operate an electronic counter which thus registers the total number of case histories with the selected combination of characteristics. It is stated that the apparatus may be used to obtain a printout from a single tape.
Patent GB-793294-A (GB)
Title: Improvements in steam and gas turbine power plants
IPC: F01K23/08
Filed: 1956-06-28
Abstract: 793,294. Forced-flow steam boilers. GENERAL ELECTRIC CO. June'28, 1956 [June 28, 1955], No. 20060/56. Class 123(2) [Also in Group XXVI] In a steam power plant comprising a pressure-fired, once-through boiler 2 having an evaporating section 2b and a superheater 2c from which steam is delivered to a turbine 1 and an outlet through which high-pressure combustion gases discharge into a pipe 12 leading the gases to a gas turbine 3 driving a. combustion air compressor 4 which supplies the air through a heat exchanger 5 to burners 2d firing into the combustion chamber 2a of the boiler, the excess power which is developed by the gas turbine at loads above idling load is returned to the steam portion'of the cycle in the form of increased pressure energy added to the steam by providing a steam compressor 6 driven by the gas turbine, the compressor withdrawing steam from the evaporating section 2b and delivering it at the required high pressure through the superheater 2c to the steam turbine 1. A by-pass 6c controlled by a valve 6d is provided to allow steam to by-pass the compressor during starting-up and idling periods.
Patent GB-407691-A (GB)
Title: Improvements in or relating to the preservation of wood, furs. and the like
IPC: B27K3/34
Filed: 1932-07-15
Abstract: Wood is preserved and furs and textiles are proofed against micro-organisms such as fungi by the application of a non-dyeing thiazole derivative carrying an acidic or basic saltforming group or of a salt, ester, ether, or anhydro compound of such a thiazole derivative.  The active agent may be applied in the form of an aqueous or oily solution or emulsion containing not more than 1 per cent of the agent and containing also from 1/4 to 1/2 per cent of a spreader such as fish oil soap or a sulphonated animal, vegetable or mineral oil, or other wetting or sticking agent.  The thiazole derivatives may carry the groups - SH,-OH,-S-CH2-COOH, or amino or substituted amino groups; and salts of these with hydrochloric, sulphuric or other inorganic or organic acids, or salts with alkalies, ammonia, heavy metals such as copper, mercury zinc, or with organic bases, may be used. Typical compounds referred to are pseudo-thiohydantoin, 2, 4-diketotetra-hydrothiazole, rhodanin, 4 - methyl - 2 - aminothiazole, 2 - amino - benzthiazole, 2 - hydroxybenzthiazole, 2 mercapto-benzthiazole, 2-amino-a  - naphthathiazole, 6 - ethoxy - 2 aminobenzthiazole, 4 - methyl - 2 - aminobenzthiazole, 6 - chloro - 2 - aminobenzthiazole, 2 - 5 - diaminobenzthiazole, and 6 - hydroxy - 2 - aminobenzthiazole.  The Specification as open to inspection under Sect. 91 includes also the subject-matter of Specification 407,708, is not limited to the use of non-dyeing compounds, refers to the use of gum, gelatinous material or a caseinate as a spreader, and to the use of the compounds for killing insects or fungi on living plants, for destroying house flies, and for moth-proofing furs and the like, and includes 2-benzthiazylthioglycollic acid as an example. This subject-matter does not appear in the Specification as accepted.
Patent GB-445915-A (GB)
Title: Improved method of, and means for, the manufacture of moulded glass-ware
IPC: C03B11/06
Filed: 1935-02-19
Abstract: 445,915. Glass manufacture. BRITISH HEAT RESISTING GLASS CO., Ltd., and GELL, P. V. W., Vesta House, Lodge Road, Birmingham. Feb. 19, 1935, No. 20073. Divided out of 445,905. [Class 56] A mould for pressing glass ware comprises a divided portion 5, 6 arranged within an opening in an individual body portion 3, and the sides 9 of either or both portions which are in contact with one another are conical or inclined in such a way that the pressure exerted by the plunger on the glass in the mould forces the parts 5, 6 of the divided portion into tight contact with one another. Specification 445,905 is referred to.
Patent GB-1489014-A (GB)
Title: Multi-character display device manufacture
IPC: G02B6/36
Filed: 1975-05-13
Abstract: 1489014 Matrix displays; methods of making STANDARD TELEPHONES & CABLES Ltd 13 May 1975 20076/75 Heading G5C A method of making a multi-character display device having an opaque screen 11 comprising an elastomeric body in a housing 10 and a grou of optical fibres 13 embedded in the screen, each character being defined by the ends 13a of a group of fibres, the other ends 13b of which are assembled in a bunch, wherein each end 13a is inserted in the elastomer through a tube 14 which is then withdrawn leaving the end gripped by the elastomer, introducing the tube between the jaws of a selected clip 12 attached to the housing, withdrawing the tube, cutting the fibre and when all the fibres are in position filling the housing with elastomer. The fibres are inserted either character by character or preferably in a geometric sequence taking the fibres to their appropriate clip. The fibres are inserted using a hypodermic needle which can be moved vertically and laterally by a semi-automatic feed mechanism whilst the screen is moved laterally. Several needles can be used together. The fibres are coated or uncoated. The clips may be arranged in a circle. Selected bunches of fibres are illuminated by incandescent lamps, LEDs or a CRT screen.
Patent GB-820959-A (GB)
Title: Improvements in or relating to ferromagnetic materials of the ferrite type and methods of manufacturing same
IPC: C04B35/26
Filed: 1956-06-28
Abstract: 820,959. Magnetic compositions. LIGNES TELEGRAPHIQUES ET TELEPHONIQUES. June 28, 1956 [July 1, 1955 (2)], No. 20087/56. Drawings to Specification. Class 38(2). Ferromagnetic ferrites having rectangular hysteresis loops, negative coefficients of magnetostriction and containing substantially equal molecular percentages of oxides of metals in the bi- and tri-valent states, are made by compressing a mixture of finely-powdered oxides including to the extent of at least 85 mol. per cent ferric and a manganese oxide, and oxides of nickel and/or copper, heating to between 900‹ and 1350‹ C. and slowly cooling for at least 15 hours. The powdered oxides may be presintered before pressing, at 600-1200‹ C., preferably at 1000‹ C. The oxides are powdered in an iron grinder for 12-48 hours in water, allowance being made for the additional iron thereby added. The pressing is at 0.5-15, preferably 5, metric tons/sq. cm., giving 8- 30%, preferably 15%, shrinkage. The heat treatment may be in nitrogen with 0-20% by volume of oxygen, or in air, and the slow cooling may last 15 hours. The starting materials may contain between 30 and 52 mol. per cent of oxides of metals in the trivalent form, such oxides of metals other than iron, e.g. Al 2 O 3  and Cr 2 O 3  not being present in amounts exceeding in all one-quarter of the molecular percentage of ferric oxide. Other bivalent metals whose oxides may be present are zinc and cadmium. Part of the manganese oxide may act as Mn 2 O 3  to make up deficiency in other trivalent oxides. Examples are described where the starting oxides fall within the molecular proportions indicated by the formula, x Fe 2 O 3 , u MnO, v NiO, w CuO, s ZnO, t CdO, where the sum of the coefficients is 100 and 30 # x # 52, 33 # u + v + w # 70, O # v # 20, O # w # 15, 2 # v + w # 0.5 u and O # s+t # 15. Details of magnetic properties are given for these examples. In general the materials have a coefficient of rectangularity of at least 0.9, resistivity # 10<SP>3</SP> ohm-cm., saturation moment Is of 1500-4500 gauss at 20‹ C., coercivity 0.2-3 oersteds, temperature coefficient of flux density of at most 0.5/Centigrade degree, and a Curie point higher than 150‹ C.
Patent GB-1315745-A (GB)
Title: Governor for internal combustion engines
IPC: F02D1/10
Filed: 1971-04-19
Abstract: 1315745 Thermostats ROBERT BOSCH GmbH 19 April 1971 [29 Jan 1970] 20106/71 Heading G1D [Also in Divisions F1 and G3] A thermostat 50 for controlling the operation of an I. C. engine fuel supply governor, see Division F1, comprises a series of convex annular bi-metallic discs 57 mounted on an actuating pin 51 between a circlip 59 and a spring- biased plate 61 normally abutting a shoulder 63 in the housing 52. Spacers 67 provide for adjustment of the response to the temperature of spent engine cooling air passing through the housing 52 from the inlet 53.
Patent GB-201218-A (GB)
Abstract: 201,218. Siemens Bros. & Co., Ltd., Peters, C. L., and Berry, J. April 22, 1922. Automatic exchange systems.-In switches of the Strowger type in which impulses are repeated over a back contact of the line relay A, A1, a slowrelease change-over relay V2, V<1>2 is energized by the line relay and is held over a back contact thereof and one of its own contacts during the sending of impulses. At a connector, the busy tone circuit is controlled by the change-over relay V<1>2 and an auxiliary relay E1. Selector GS. The line relay A is energized over the test wire and subsequently held over the talking wires, and energizes a slow relay VI, which connects up the change-over relay V2 and a relay E in parallel over an off-normal contact K3. The circuit of the vertical magnet H includes a back contact of the relay A and a front contact of the relay V2. The relay E locks and the relay V2 is held during impulse sending over a back contact of the relay A, and upon releasing at the end of the train, connects up the rotary magnet D. When an idle connector is found, a relay C is energized by battery over the test wiper, opening the driving circuit and extending the talking wires. Connector FS. The line relay A1 is energized over the b wire, energizing a relay N, which connects up the slow change-over relay V<1>2, which is held over a back contact of the line relay A1 and one of its own contacts until the end of the vertical movement. A slow relay E1 then energizes, transfers the impulse circuit from the vertical magnet HI to the rotary magnet D1, and connects up the relay V<1>2 again. At the end of the rotary movement, the release of the relay V'2 allows the relapse of the slow relay E1, previous to which the test relay P is connected to the test wiper. Busy test and ringing arrangements. If the called line is busy, the relay P does not operate, and a relay TR energizes upon relapse of the relay El, connecting the busy-tone circuit 20, 21 to the calling line. If the called line is idle, the relay P operates, shunting its high-resistance winding to mark the line busy and extending the talking circuit. The relay E1 upon falling back connects uprelays S, TR in series, connecting the ringing circuit 30, 31 to the called line. On the reply of the called subscriber, the increased current energizes the relay TR, releasing the relay S and completing the connection. The called line is fed from the selector GS over an answering relay Y, which releases the relay E. Release. Hanging up by the calling subscriber releases the relays A, V1 and Y. The relay VI releases the line switch by removal of battery from the test wire, and opens the circuits of the relays C and N. The relay C breaks the connection to the connector and energizes the release magnet M, while the relay N opens the circuit of the test relay P to release the called subscriber's line switch, break the talking circuit and connect up the release magnet M1.
Patent GB-496869-A (GB)
Title: Improvements in or relating to liquid seals for gas filled chambers
IPC: B03C3/70
Filed: 1938-07-07
Abstract: 496,869. Electrical precipitation apparatus. LODGE - COTTRELL, Ltd. (Siemens - Lurgi - Cottrell - Elektrofilter - Ges. f³r Forschung und Patentverwertung) July 7, 1938, No. 20176. [Class 36] [Also in Groups XXVI and XL] A liquid seal for gas chambers in apparatus for the electrical precipitation of suspended particles from gas, comprises a vessel 4 containing an insulating and sealing liquid connected by a pipe 7 to a settling tank 8 having a rising pipe 11 extending above the liquid level. Conductive deposits in the liquid are collected in the tank. An outlet from the tank may be controlled by a floatcontrolled valve, the float being such that it sinks in the sealing liquid, e.g. oil, but floats in heavier liquids, e.g. water, and opens the discharge valve.
Patent GB-824329-A (GB)
Title: Improvements in or relating to television cameras
IPC: H04N5/225
Filed: 1956-06-29
Abstract: 824,329. Iris diaphragms. FERNSEH G.m.b.H. June 29, 1956 [June 30, 1955], No. 20199/56. Class 97(1) [Also in Group XL(b)]  An iris diaphragm 5 in the lens 4 of a television camera is normally set to its minimum aperture by means of a spring 9 acting on a gear 8 in the diaphragm operating mechanism 8, 10, 11, 12, 13, and when the camera is taken into use is opened to a normal aperture (predetermined by a pin 15 on the ring-gear 13 which engages an adjustable stop 14) under the action of an electromagnetic solenoid 6 which is energized via the camera tube H.T. supply. The arrangement prevents the formation of spurious images due to a scene viewed by the camera when it is out of use becoming "photographed" upon the pick-up tube photo sensitive element. The invention is particularly concerned with cameras utilizing low velocity tubes, such as vidicons. In an alternative arrangement, Fig. 2 (not shown), the iris diaphragm control is dispensed with and shaft 11 in the actuating mechanism extends to a lens cap which is arranged normally to occult the light path by closing completely the entry aperture of the lens. This arrangement is stated to be of use in industrial applications since the cap also serves to protect the lens from damage when the camera is not in use. Specification 444,074 [Group XL] is referred to.
Patent GB-711292-A (GB)
Title: Improvements in slicing machines having multiple cutting blades
Inventor: MOBBERLEY THOMAS MALCOLM
IPC: B26D1/553
Filed: 1951-08-28
Abstract: 711,292. Bread slicers. CONCENTRIC MANUFACTURING CO., Ltd. Nov. 28, 1952 [Aug. 28, 1951], No. 20226/51. Class 5 (1) A loaf placed in a hopper is pressed through sets of slicing blades 6 by the grooved foot 24 or a hinged flap of a gravity moved lid 19, the pressure causing the foot 24 to move slightly towards its casing 23 against the pressure of light distancing springs 27 whereby a peg 28 closes a switch 29 to start horizontal reciprocation of the blades 6 only when hand access to them is thereby blocked. Lifting of the lid 19 for the next leaf then stops reciprocation of the blades. The slices pass through a shoot 13 between adjustable end plates 14. The blades 6 are reciprocated from a motor driven crank shaft 7 which reciprocates two frames 5 carrying the sets of blades 6 in opposed directions. The blades are suitably tensioned by the pull of hooks 9 on blade pegs 10, the hooks being pulled against fork abutments 12 by nuts 11. The end plates 14 for holding the slices together are slidably adjusted apart on rods and clamped thereon by screw knobs 15. Crumbs fall into a trough 17 and pass through an outlet 18.