baber/WOPTO huggingface dataset:
Patent GB-709879-A (GB)
Title: Improvements in agricultural and other soil and sub-soil working machines
IPC: A01B13/08
Filed: 1952-08-27
Abstract: 709,879. Agricultural implements. PANAFRICAN INDUSTRIES, Ltd. Aug. 27, 1952 [Sept. 10,1951], No. 21527/52. Class 6 (1) A sub-soiler comprises a framework supporting a thrust block 5 forming a guiding surface 4 for the front edge of the vertical tool-stem 1 and a retaining block 7 forming a guiding surface 6 for the rear edge of the stem, a clamping block 15 being mounted beneath the thrust block and upper and lower tie bars 8, 12 being bolted together to clamp the blocks to one another and to frame members 19, 20 which carry draught-connections. The transverse member 20 may include plates which carry pins to receive the ends of the lower hitch-links of a power-lift tractor, the upper hitch-link being connected to the triangulated bracket structure 38, 40. The tool-stem 1 has a sharpened blade 3 along its front edge and is bolted to a sub-soiling tool 2 at its bottom end. The stem has a series of holes 26 to receive a bolt 25 passed therethrough and through holes in the angle-section tie bars 8. If the implement is not for attachment to lift-links, the longitudinal frame-member 19 may be forwardly-extended and carry draughtmeans, the bracket 38, 40 being then omitted.
Patent GB-570486-A (GB)
Title: Improvements relating to bolts
IPC: F16B43/02
Filed: 1943-12-24
Abstract: 570,486. Bolting. GUEST, KEEN, & NETTLEFOLDS, Ltd. and OAKLEY, C. Dec. 24, 1943, No. 21669. [Class 89 (i)] Bolts, e.g., for securing roofing sheets to angle bars 7, 1, are retained in correct position by washer-like clips 15 made from strip, one edge being bent up at 17 to engage the bolt by a recess which may be threaded. The other edge 19 is bent up to embrace the flange 11. In modifications the part 19 is curved to suit the edge of the flange 11 which is splayed to suit a range of thicknesses. In other forms the clip is tapped to serve as a nut, or a washer with one edge upturned is employed between the nut 13 and the clip.
Patent GB-441778-A (GB)
Title: Improved means for balancing window sashes by means of springs
IPC: E05D13/00
Filed: 1934-07-25
Abstract: 441,778. Window fastenings. JAMES, T. F., Rose Farm, Blackwater, Truro, and MOFFATT, I. P., The Pharmacy, Fore Street, Hayle, both in Cornwall. July 25, 1934, No. 21754. [Class 44] [See also Group X] Window sashes with balancing gear comprising spring-influenced pinions engaging a rack 9 forming the parting bead between the sashes, are locked by bolts 27 adapted to be projected between two teeth of the pinions. The bolt for the upper sash may be actuated by a lever 28.
Patent GB-815572-A (GB)
Title: Improvements in or relating to the electrolytic treatment of metallic surfaces
Inventor: MORLEY EDWARD ERNEST
IPC: C25D5/34
Filed: 1955-07-28
Abstract: An alloy which is electrolytically cleaned (see Group XXXVI), and electroplated, e.g. with Cu, An or Ni, prior to sealing to a glass surface comprises (percentages by weight):-Cr 14 to 18 per cent, C 0.12 per cent, Mn 1.0 per cent, Si 1.0 per cent, S 0.03 per cent, P 0.04 per cent, Fe the remainder.  Specification 815,571 is referred to.
Patent GB-479072-A (GB)
Title: Improvements in or relating to the manufacture of titanium pigments
IPC: C09C1/36
Filed: 1936-08-07
Abstract: White titanium pigments are prepared by the calcination of a mixture containing titanium oxide or a hydrated titanium compound and an amount of an antimony compound corresponding to 0,1 per cent or more of antimony, calculated on the titanium dioxide content.  Antimony trioxide, antimony pentoxide, and tartar emetic are specified as suitable antimony compounds, and amounts of antimony up to about 55 per cent may be used.  The antimony compound may be added at any time prior to calcination, e.g. to the precipitated and washed titanium hydrate, to a titanium solution before precipitation of the titanium hydrate, or to the titanium ore before dissolving in acid.  The mixture subjected to calcination may contain a carrier or extender, a metallic oxide which will combine during the calcination to give a white titanate, and other known addition and conditioning agents, such as potassium carbonate.  Calcination temperatures of 700--1200 DEG  C. are mentioned.  Specification 473,312 is referred to.
Patent GB-534465-A (GB)
Title: Improvements in or relating to magnetic focussing arrangements for cathode ray tubes
IPC: H01J29/66
Filed: 1939-07-28
Abstract: 534,465. Cathode-ray tubes. BLUMLEIN, A. D., and BLYTHEN, F. July 28, 1939, No. 21911. [Classes 39 (i) and 40 (iii)] To correct defocussin, in cathode ray tube with electromagneti focussing through varia tions in the resistance o the focussing coil or in the anode voltage of th tube the coil is supplied through a high-imped ance valve the curren through which is regu lated in accordance with the anode voltage of the tube. The necessary relation between the anode voltage and the grid potential of the valve is discussed in the Specification. Fig. 2 shows an arrangement whereby the focussing current may be adjusted without interfering with the connection. The focussing coil 1 is connected in series with a pentode 2 the screen grid of which is connected to a source of stabilized potential and the anode of the valve 11. The control grid of the pentode 2 is connected to a potentiometer 12 between a stabilized source of supply and the cathode of the valve 11. The grid of the valve 11 receives a definite fraction of the anode potential of the cathode ray tube determined by resistances 7, 9 and a source of stabilized potential 10.
Patent GB-1057143-A (GB)
Title: Process for the manufacture of non-dusty seed-like aggregates
Inventor: BALE WILLIAM DOUGLAS
IPC: C08K9/04
Filed: 1963-05-31
Abstract: Non-dusty seed-like aggregates of organic chemical substances are prepared by stirring same in suspension in an aqueous medium with a condensation product of sulphur and aniline.  The process may be conducted in the presence of surface active agents, long chain carboxylic acids, long chain alcohols and low-melting waxes. Stirring is preferably carried out at a temperature at or above the softening point of the aggregate, followed by cooling below the softening point.  Specified organic chemical substances are dibenzthiazole disulphide, 2-mercaptobenzthiazole and the zinc salt thereof, N - cyclohexylbenzthiazyl - 2 - sulphenamide, N - tertiary - butylbenzthiazyl - 2 - sulphenamide, N - tertiary - octylbenzthiazyl - 2 - sulphenamide, tetramethylthiuram disulphide, tetraethylthiuram disulphide, zinc diethyldithiocarbamate, diphenylguanidine and di-orthotolylguanidine.ALSO:Dispersions of organic substances in aqueous media are agglomerated with a condensation product of sulphur and aniline.
Patent GB-1347903-A (GB)
Title: Web splicing apparatus
IPC: B29C65/78
Filed: 1971-04-19
Abstract: 1347903 Joining webs FUJI PHOTO FILM CO Ltd 19 April 1971 [17 Feb 1970] 22000/71 Heading B8R Apparatus for butt-splicing a new web 3 to a running web 2 comprises a cutting station including co-operating drums 8 and 9, a splicing station including co-operating drums 12 and 13, and web-guide plates 10, 11 located between the two stations. The drum 8 is provided with a cutting blade 14 and with perforations 19, the drum 19 is formed with two compartments 21, 25 communicating respectively with perforations 24 and 26, and the drum 13 is formed with perforations 30 to which suction is applied to hold a splicing tape 29. In operation, the leading end of the new web 3 is held by suction against the perforations 26 of drum 9; when the trailing end of the web 2 is sensed by a detector (not shown), the drums 8, 9, 12, 13 are rotated in synchronism in the directions indicated by the arrows B, C, D, E whereby in sequence, the web 3 is overlaid with web 2, the superposed webs are cut by the blade 14, the cut ends 2<SP>1</SP>, 3<SP>1</SP> of the webs are held by suction against the perforations 19 and 26 respectively, the new leading end of the web 3 is blown down, by an air blast from perforation 24 to abut the trailing end of the web 2, the abutting webs are transported by the drums through the guides 10, 11, and the splicing tape 29 is applied to the join by the drum 13. The drums 8, 9, 12, 13 are formed with flat surfaces as shown to provide clearance during normal operation, and the drums 8 and 12 are resiliently mounted.
Patent GB-225609-A (GB)
Title: An improved sack-holder for facilitating the filling and handling of sacks
IPC: B65B67/12
Filed: 1923-08-31
Abstract: 225,609. Snoxell, B. E. Aug. 31, 1923. Sack - holders. - A frame 1 supporting a sack is mounted on a carriage 2 capable of movement on its support 3, and is supported by a counterweight 4 or a spring. The carriage 2 is guided by rollers 7, Fig. 1, coacting with the support 3, and its height is determined by movable stops 9 to suit sacks of different lengths. The weight 4 is guided on rods 4<a> or on the support 3. In the modification shown in Fig. 3, the frame 11 is mounted on a carriage 12 on links 13 on a bracket 15 on a standard 16, and is supported by a spring 20 or by a counterweight. The standard may be telescopic, or the bracket 15 may be fixed at various heights by means of pins 22. The frame 1 may be pivoted to the carriage 2 so that it can be inclined to facilitate filling or raised when not in use, the angle of inclination being varied by moving the pin 28. The frame may be variable in size, being composed either of adjustably connected portions, or of a pair of spring-pressed pivoted arms. The sack may be secured by folding it over the frame 1, or by means of serrated jaws pivoted to a frame with which they coact so that the grip increases with the weight applied to the sack. The apparatus may be supported on the ground or on a platform, wall, or truck, or may be combined with a weighing- machine or elevator. Reference has been directed by the Comptroller to Specification 24429/12.
Patent GB-806205-A (GB)
Title: Improvements relating to air-heaters for hot air turbines
IPC: F23M20/00
Filed: 1955-07-29
Abstract: 806,205. Air-heating furnaces; recuperators; water-tube steam boilers. WESER, A. G. July 29, 1955 [July 29, 1954], No. 22044/55. Classes 64(1) and 123(2) A steam generator and a plurality of air heating furnaces for a hot air turbine are grouped around a common central flue for their exhaust gases. In the form shown, five air-heating furnaces such as 3 and a steam boiler 6 form a ring around the flue. The latter contains a combustion air preheater 7 for the burners of all the furnaces and the boiler. Each furnace comprises three double rings of contiguous air tubes 23, 25, 27 connected at the top to annular headers 30, 31, 32 and at the bottom to annular headers 9, 10, 11 which are divided by annular partitions into two annular header chambers. The adjacent chambers of neighbouring bottom headers are connected by tubes 20 so that the air can flow from an inlet pipe 19 through connecting pipes 18, 17, 16, 15, and the outermost header chamber, up and down through the tubes 23, 25, 27 to the innermost header chamber, which is connected by pipes 47, 48, 49, 50 to an outlet pipe 51. The hot gases from a burner 40 flow up and down through the central chamber and the surrounding annular flues formed by the rings of tubes, to an outlet to a chamber 45 at the bottom of the central flue. The air pre-heater comprises vertical flue tubes 68 around which the air flows in for passes formed by baffles. The furnaces and pre-heater are enclosed by cylindrical casings, the spaces between which form passages connecting successive air passes of the pre-heater. The steam boiler comprises an annular bank of tubes 107 connecting annular headers 103, 105 which are each made in two annular halves, the halves to which the tubes are joined being thicker than the others.
Patent GB-379071-A (GB)
Title: Improvements in vertical steam boilers
IPC: F22B9/04
Filed: 1931-08-04
Abstract: 379,071. Vertical steam boilers. CRADLEY BOILER CO., Ltd. and LEE, W., Wood Lane, Cradley Heath, Staffordshire. Aug. 4, 1931, No. 22060. [Class 123 (ii).] Vertical boilers having a group of straight vertical smoke tubes # passing centrally through the boiler and connecting a firebox a and a smoke box c, have an offset extension of the smoke box overhanging one side of the boiler and adapted for the attachment of a chimney d ; doors e are arranged in the upper side of the box over the tubes. The overhanging part of the smoke box may be supported by an angle bracket or other means. Specifications 12194/95, 7001/98, [both in Class 123, Steam generators], and 209,549, [Class 123 (ii), Steam generators], are referred to.
Patent GB-685389-A (GB)
Title: Improvements in or relating to conveyors
IPC: B65G17/00
Filed: 1950-09-07
Abstract: 685,389. Displaying. WITTERN, H., and WITTERN, E. Sept. 7, 1950 [Sept. 22, 1949], No. 22078/50. Class 3 (i) [Also in Group XXX] In a conveyer of the kind consisting of platforms or carriers attached at each side to a paii of endless members so arranged as to keep the platforms or carriers in the same, e.g. horizontal, attitude, the connections of the platforms to the two endless members of each pair are changed at certain points of travel so as to compensate for a modified arrangement of the endless members. In one form applied to the display of articles in shop windows or for other purposes, two pairs of endless belts 6, 7 are mounted respectively on pulleys 4, 5 on a frame consisting of a pair of diagonal bars 3 secured to a wheeled frame 1, 2. Platform carriers 10 consisting each of two transverse tubular members 11 and two longitudinal members 12 support platforms 14 having a sloping back 15, and each tubular member 11 of each carrier is selectively coupled to either the two outer belts 6 or the two inner belts 7 by means of coupling rods 16 slidable in the tubular members and provided on each end thereof. Each rod 16, Fig. 5, is provided with a cut-out 19 and two slots 17, 20 for receiving the belts. Each belt is provided at intervals corresponding to the spacing of the tubular members with engagement pieces 18 for slidable engagement with the rods 16, which are preferably hollow for this purpose so as to facilitate the entering of the belts into the slots and also to hold the belts in fixed relation to the tubular members when so engaged. Grooves 28, 29 are provided on each rod within the corresponding tubular member, and these are engaged by a spring-loaded ball 27 on the tubular member when the rod is engaging a belt 7 or 6 respectively. The rods 16 are moved between the two engaging positions half-way along both upper and lower runs of the conveyer by means of switch levers 22, Fig. 6, which are pivoted to the frame at either side and provided with tail surfaces 24, 25. A roller 21 mounted on each rod 16 is forced by the switch to move the rod 16 to its other position whereupon the roller 21 engages surface 24 or 25, thus reversing the switch. By this means the rods 16 are moved alternately to left and to right, and thereby it is always arranged that the most forward tubular member of each carrier i.s supported by the belts 6 on both upper and lower runs during its passage around the end pulleys, while the rearward tubular member is supported by the belts 7. The conveyer may also be arranged by a suitable pulley arrangement to traverse several floors of a building.
Patent GB-312857-A (GB)
Title: Printing devices
IPC: B41L47/02
Filed: 1928-07-30
Abstract: 312,857. Griffin, E. R. July 30, 1928. Addressing and like machines; tripping- arrangements; printing-surfaces. - A printing- device adapted to be stored in accordance with a card index system or stacked in a pile, and adapted also to be run through an addressing or like machine, is provided with oppositely disposed keepers 12, 13 for holding permanently in position an index or control tab 16 provided with an opening 16<1> whereby the tab is pivotally engaged with a projection 15. The device may comprise a one-piece printing-plate, or, as shown, a printing-plate 7 and a record card 8 may be clipped on a metal frame 9 in the usual manner. The tab may be swung over to one side or the other, and it is secured in the adjusted position by means of a projection 17, which engages either of two openings 18 in the frame. The keepers 12, 13 are formed by cutting three parallel slits in the frame and pressing one part to the back and the other to the front. After the tab is inserted, the keeper 13 is flattened against the tab so that the tab is permanently secured on the frame. The projection 15 is formed in a part 14 pressed up into line with the keeper 12. Additional keepers 19 may be provided for a tab 20.
Patent GB-279763-A (GB)
Title: Improvements in and relating to apparatus for playing games
IPC: A63F9/14
Filed: 1927-08-23
Abstract: 279,763. Thimblethorpe, W. S. Aug. 23,1927. Race games, mechanical; games of chance.- Apparatus for playing a game simulating greyhound racing, fox hunting, &c. comprises a series of members rotatable about a common pivot, one member representing the object to be chased and the other member or members representing the field, the arrangement being such that when the members are rotated, the member representing the object to be chased moves faster than the other member or members. As shown, a heavy disc 10, having on its upper face the representation 12 of a hare, is mounted for rotation on a pivot 8 within a casing 4 provided with a transparent cover 6. A series of discs 14, each carrying representations of hounds, are rotatable about a sleeve 13 on the pivot 8 and are separated from each other and the disc 10 by washers 18. The rotation of the disc 10 is communicated in varying degrees to the disc 14 by friction. The discs are brought to rest by pressing on the cover 6, the hound nearest the hare's tail being adjudged the winner. In a modification, all the representations of hounds are carried by one disc.
Patent GB-889254-A (GB)
Title: Improvements in or relating to automatic tuning arrangements
IPC: H03J7/30
Filed: 1958-07-10
Abstract: 889,254. Signalling by discrete frequencies. PHILIPS ELECTRICAL INDUSTRIES Ltd. July 10, 1958 [July 12, 1957], No. 22194/58. Class 40 (1). [Also in Group XL (c)] A rotary tuning switch is controlled by a pilot signal which can have one of a number of frequencies by a circuit comprising a series of tuned circuits L 1 C 1 , L 2 C 2 , L 3 C 3  in turn connectable in series with a resistance R 1 , one of the tuned circuits responding to the pilot signal to produce a voltage drop V 2  greater than that V 1  across the resistor, and a stepping mechanism S which steps switch K 2  until a comparator RL indicates that it connects with the responding tuned circuit, the tuning switch, also driven by the stepping mechanism, then selects the desired frequency. The voltages V 1 , V 2  are rectified at D and applied to the coils of differential relay RL which responds when voltage V 2  exceeds voltage V 1  to close contact a and stop the stepping mechanism.
Patent GB-1504655-A (GB)
Title: Electrical devices containing readily biodegradable dielectric fluids
IPC: H01B3/24
Filed: 1976-05-28
Abstract: 1504655 Dielectric fluid MONSANTO CO 28 May 1976 [26 Nov 1975] 22199/76 Heading C5F An electrical device contains as biodegradable dielectric fluid at least one halogenated diphenyl methane having the formula wherein each X is individually Cl, Br or F; n is 1 to 4, each R is C 1 -C 5  alkyl and m is 0 or 1 to 3. The fluid may also contain 0À001-8 wt. per cent of an epoxide stabilizer, e.g. 3,4 - epoxycyclohexylmethyl - 3,4 -epoxycyclohexane carboxylate. The electrical device may be a capacitor or a transformer.
Patent GB-473792-A (GB)
Title: Improvements in and relating to electric discharge devices
IPC: H01J13/32
Filed: 1936-08-12
Abstract: 473,792. Discharge apparatus. BRITISH THOMSON-HOUSTON CO., Ltd. Aug. 12, 1936, No. 22223. Convention date, Aug. 12, 1935. [Class 39 (i)] A device, such as a mercury rectifier or a device provided with an incandescent cathode, has a cooling mantle placed over the glass portion to be cooled and is sealed thereto through a flexible seal. A mantle 7, Fig. 1, through which cooling water circulates is sealed through a rubber ring 8 to the condensing chamber 2. In another form, the water circulates through a double-walled mantle 14, Fig. 3, the upper end of which may be closed permanently or by means of a cover 18. The space between the chamber 2 and the mantle is filled with marble dust, sand, chips or powder of metal such as iron copper or aluminium or quartz powder which may be mixed with oil or a molten mass. A material 17 which is plastic when heated is cast over the point of connection between the mantle and the device. Sudden changes of temperature in the glass envelope are reduced, e.g. by using for the filling in the space 15 a mixture of metal dust and infusorial silica, the silica content decreasing towards the upper end, and by using a suitable material for the seal 17. Cooling water may be fed to the centre, and discharged from the rim of the cover 18 when immersed in the filling.
Patent GB-317216-A (GB)
Title: Apparatus for plotting maps from air photographs
IPC: G03B27/68
Filed: 1928-08-01
Abstract: 317,216. Barr & Stroud, Ltd., and Barr, A. Aug. 1, 1928. Photographic surveying-instruments. - Apparatus of the epidiascope kind for plotting on a map surface details of the area represented on an aerial photograph when the map positions of three or more control points which can be identified on the photograph are known, comprises a photograph holder A, a map holder B, and between them a lens system C, all mounted on a base D. The photograph holder comprises a board 1 to receive a paper print which is illuminated by lamps 5. The holder can be adjusted about a vertical axis 2, preferably by Bowden wires 3. The map holder comprises a frame 6 carrying a transparent plate 7 over which is placed a sheet of tracing paper &c. so that the image of the photograph formed on the back of the paper can be seen from the front to enable details to be traced in. The frame 6 is adjustable about a horizontal axis 8 by screws 9 and may also be arranged to be rotatable in its own plane. The lens system is mounted so as to be adjustable about a horizontal axis 14 and a vertical axis 16 in a frame 12 which is vertically adjustable in a standard 10, the latter being adjustable in a transverse direction in a block 11. Both the board 1 and the block 11 are adjustable to and fro along the baseboard D to enable the scale of the projected image of the photograph to be brought into agreement with that of the map. The parts are adjusted until the projected images of the three control points on the photograph coincide with the same three points as shown on the map. The lens system can then be separately adjusted to obtain the best definition over the area to be mapped. A diapositive illuminated from the back may be used for projection instead of the paper print.,
Patent GB-392143-A (GB)
Title: Improvements in or relating to cocks
IPC: F16K43/00
Filed: 1931-08-06
Abstract: 392,143. Screw-down valves. PAES, A. F., 24, Spangeschekade, Rotterdam, Holland. Aug. 6, 1931, No. 22280. Convention date, Aug. 7, 1930. Void [Published under Sect. 91 of the Acts]. [Class 135.] A screw - down lift valve 9, 10 is pivotally connected to its operating spindle 6 by a ball and socket bearing, as shown, and has a depending stem 11 abutting against a subsidiary spring-pressed valve member 12, 13 which closes upwards under the valve seating 2 to shut off fluid when the upper (main) valve 9, 10 is withdrawn for repairs.