baber/WOPTO huggingface dataset:
Patent GB-1097642-A (GB)
Title: Process for preparing ª-lactam derivatives
IPC: C08G69/22
Filed: 1965-04-07
Abstract: Lactams of the formula <FORM:1097642/C3/1> where R is C1- 16 alkyl may be polymerized.ALSO:b -Lactam N-sulphochlorides of the formula <FORM:1097642/C2/1> where R is C1- 16 alkyl are prepared by reacting RCH=CH2 with OCN.SO2Cl, using a stoicho-metrical excess of up to 19 moles of the olefine. Polar solvents inert towards OCN.SO2Cl may be used, e.g. CH3CN, CH3NO2 or liquid SO2: the preferred temperature is 10 DEG -120 DEG  C.  The products may be hydrolysed to give the free lactams.  In examples, the product with R=CH3 is reacted (i) with aniline to give the anilide of 3-(phenylsulphamido)-butyric acid, and (ii) with Na in ethanol to give the ethyl ester of 3-aminobutyric acid.
Patent GB-373404-A (GB)
Title: An improved distributor for seeds and the like
IPC: A01C7/12
Filed: 1931-05-19
Abstract: 373,404. Distributers for seeds &c. ; implements for working land. BARBER, W. H., Ongarue, Taranaki, New Zealand. May 19, 1931, No. 14752. [Class 6 (i).] A box or container is pivoted on a plough and provided with seed-delivery apparatus operable by means of a toothed w h e e l driven from teeth upon a wheel running upon the ground, the box being so pivoted at its upper end that its weight normally causes the toothed wheel to engage with the driving-teeth. The box 1 is pivoted on a bar 3 projecting from a vertical bar 4 which passes through a sleeve 5 fixed on the plough beam 6. The bar 4 carries the driving- wheel 9 and a coulter 57. The shaft 13 of the seed-delivery mechanism is driven by a changeable spur wheel 15 engaging with teeth 11 on a rim or flange 10 on the wheel 9. The gearing may be held in engagement by a roller 43 running on the flange 10 and mounted in an arm 44 pivoted on the box 1 and secured by a bolt 47 and wing nut 48. Small seeds are discharged by a grooved roller 16 and larger seeds by a roller 19 provided with a single slot 20, the two rollers being separated by a plain part 18 and being mounted on the axle 13 below an opening 25 to which the walls of the box 1 converge. The slot 20 may be closed by a slide 21 secured by a set-pin 23, and the roller 16 may be wholly or partly covered by an adjustable slide 26 having a handle 27, and held in position by a pivoted and weighted catch. The width of the opening above the roller 16 is adjustable, and the edge of the opening above the roller 19 is provided with a spring-controlled plate which yields when engaged by seeds being discharged. Seeds from the roller 16 fall into a shoot 35 leading to the furrow and provided with an adjustably mounted spreader plate 37 having a convex surface. Seeds from the roller 19 fall directly into the furrow. The slide 26 may be adjusted to regulate the discharge. The movement of the vertical bar through the sleeve 5 is limited by a slotted bar 50 engaging a set-pin 49 on a collar 48. This enables the wheel 9 to follow undulations in the ground but causes it to be lifted when the plough is raised. In a modification the rollers 16, 19 may be removable and interchangeable. A mudguard 58 is provided over the rim 10, and the opening within therim may be closed by a plate.
Patent GB-1346784-A (GB)
Title: Process for coating metal surfaces
IPC: C08G18/00
Filed: 1971-05-13
Abstract: 1346784 Coating method MITSUBISHI RAYON CO Ltd 13 May 1971 [15 May 1970] 14765/71 Heading B1E Metal is coated with a material containing 1-85 weight per cent free isocyanate and further coated with a material containing a thermosetting polyester or thermosetting acrylic resin. The isocyanate compound may be a monoisocyanate, diisocyanate, the reaction product of said isocyanates with aliphatic, aromatic or alicyclic compounds having one active hydrogen atom, e.g. hydroxyl group, amino group, carboxyl group, a mixture or the reaction products of the said isocyanates and compounds having two or more functional hydrogen atoms in the molecule, e.g. water, ethylene glycol, polyethylene glycol, glycerine, trimethylol propane, pentaerythritol, hexamethylene diamine, ethylene diamine, ethanol amine, phthalic acid, succinic acid, adipic acid, sebacic acid, trimellitic acid, polyesters, vinyl polymers having hydroxyl groups or carboxyl groups on the side chain, and polyamides or amino acids. Many examples are given. The isocyanate material may be used in combination with organic resins, e.g. nitrocellulose, cellulose acetate butyrate, epoxy resins, vinyl polymers, polyesters, polyamides and organic or inorganic pigments. In the Examples steel and aluminium sheets are coated.
Patent GB-373405-A (GB)
Title: Improvements in semi-rotary internal combustion engines
IPC: F02B53/00
Filed: 1931-05-19
Abstract: 373,405. Semi-rotary engines. WOLFF, L. J., 4610, Foutenelle Boulevard, Omaha, Nebraska, U.S.A. May 19, 1931, No. 14796. [Class 110 (ii).] A semi-rotary internal-combustion engine comprises a number of toroidal cylinders arranged in opposed pairs having their axes curving concentrically about a common axis upon which pivots an oscillating rocker which has curved arms carrying the pistons. The rocker 41 is supported in bearings on a sleeve 19, and carries pistons 43 at the end of arms 42. A single connecting-rod 46 is pivoted to the rocker on a pin 45 and attached to a crank 14 on a crank shaft 12. The crank shaft has balance weights 16. A cam shaft 50 which rests in bearings 49, is driven at half the speed of the crank shaft by gears 53, 51, connected by a chain drive 52. Cams 59, 60 operate through rollers, tappets, and push-rods 68 through bell cranks to control the opening of the exhaust and inlet ports, respectively. The tappets slide in slots in the peripheries of the cam bearings 48. The push-rods 68 act on rockers 70 which through rocker shafts 57 move arms 36 which in turn open or close the valves 33 in the cylinder heads 27. The valve stems have grooves which co-operate with teeth on the arms 36. A spring 40 bears on each of two lugs 39, which are integral with the rocker arms 36, and holds the valves normally in closed position on the seats 31. The pistons 43 are provided with expansible packing rings 44. To remove a piston a clamp bolt 21 is withdrawn and the cylinder then shifted about the arcuate edges of the frame parts 22 between which a dovetail-shaped base of a cylinder is clamped. Cooling fins 26 are provided around the cylinders and ribs 28 between the cylinder heads. The crank shaft 12 supports a flywheel 18 which rotates partly in an oil well 17. Attached to the cam shaft 50 is a bearing member 55 of the ignition-timing and distributing device 56. A combination of three engines is described in which a single crank shaft is driven by a connecting-rod from each engine.
Patent GB-101883-A (GB)
Title: A Safety and Cold Preventing Stirrup.
Inventor: TANEDA HITOSHI
IPC: B68C3/00
Filed: 1916-10-18
Abstract: 101,883. Taneda, H. Oct. 18, 1915, [Convention date]. Stirrups.-A mounting-stirrup, through which the foot of the rider cannot slip, and which also prevents the foot from getting cold, comprises a stirrup iron 1, a collapsible cover 2, and a mounting-step 4. The device is shown folded up in Fig. 1<A>, in side elevation with the cover open in Fig. 2B, and with both the cover and step in operative position in Fig. 4<B>. The cover consists of a frame a and a series of strips b pivoted on a shaft 3, the strips b being connected by links c. A felt or like lining d is permanently or removably fitted into the opened cover. The shaft 3 also passes through slots in the sides of the step 4, and is connected thereto by a spring j. The step is thus pulled into position to be held within the frame a by a catch 5. When pulled backwards against the action of the spring j, the step is released from the catch 5 and may be turned into operative position as shown in Fig. 4<B>. The pressure of the foot in the stirrup tilts the. step into an horizontal position, whereupon it is re-engaged by the catch 5.
Patent GB-144287-A (GB)
Title: Improvements in clothes pegs
IPC: D06F55/00
Filed: 1920-06-01
Abstract: 144,287. Lazar, T. Dec. 19, 1916, [Convention date]. Clothes-pegs.-One of the leg-portions 3 has a hemi-spherical head 5 formed upon its inner surface at a point adjacent its outer end, so that when engaged with a clothes-line 6, the line rests on the upper edge of the head 5.
Patent GB-629366-A (GB)
Title: Seedling gapper and hoe
IPC: A01B41/04
Filed: 1947-06-06
Abstract: 629,366. Agricultural implements. BARFORD (AGRICULTURAL), Ltd., and SMITH, G. E. June 6, 1947, No. 14955. [Class 6(i)] A machine for gapping root crops comprises a cutting wheel 18, rotated by the landwheels 3 and having spaced circumferential blades with sharpened edges 18b that lead in the circumferential direction and are oblique to planes containing the axis of rotation of the cutting wheel, the blades also being sharpened on the forwardly facing edges 18a. Transversely adjustable hoes 25 are placed in front of the cutting wheel and the rear wheels 6 are adjustable to vary the depth of cut. The hoes may be brought together and the machine used only for hoeing. In a modification the machine may be towed behind a tractor and the rear wheels 6 being omitted. The adjustable handles 10 are detached when the machine is tractor drawn.
Patent GB-1431811-A (GB)
Title: Method of air conditioning a building comprising a number of rooms
IPC: F24F3/056
Filed: 1973-03-28
Abstract: 1431811 Air conditioning buildings SVENSKA FLAKTFABRIKEN AB 28 March 1973 [10 April 1972] 14958/73 Heading F4V A method of air conditioning a building having rooms with different heating requirements connected to a central air conditioning installation, comprises maintaining the temperature of the air being discharged from the central installation at a value such as to produce a required temperature in that room in the building which has the smallest heating load, and utilizing the heat from the or each lighting fitting in each of the remaining rooms as additional heating for that room, wherein a controlled amount of exhaust air from that room is used to cool the or each lighting fitting in the room while the remainder of the exhaust air is passed through a by-pass duct so that the or each lighting fitting is not cooled thereby. In the room shown, a ceiling plenum chamber 6 is subdivided into the by-pass duct 8 and a duct 7 in which the lighting fittings LR 1 , LR 2  are located. The air flow rate through the ducts 8, 7 is controlled by dampers 9, 10 adjustable by a common motor 11. Exhaust air flows from the room to the plenum chamber 6 via a space between panes of a multipane window 5 and via a perforated diffuser 16 for the lighting fittings. The conditioned air is supplied to the room via a device 2 which induces a secondary flow of room air via a grid 3. When the damper 10 completely closes duct 7 and the temperature in the room is still below a desired value, an electrical heating element 13 is automatically actuated to heat the conditioned air supplied.
Patent GB-860898-A (GB)
Title: Improvements relating to fittings for suspending curtains
IPC: A47H15/04
Filed: 1959-05-01
Abstract: 860,898. Suspending curtains. JEWISON, R. H., and SULMAN J. H. May 1, 1959, No. 14966/59. Class 52(5). A curtain rail 1 forming a track 2 for runners 30 is closed at each end by a plate 10, e.g of nylon which is secured by a sheet metal clip having a bight 21 extending into the rail tc receive and anchor the enc runner. The plate 10 is apertured to receive the bight 21 and has locating lugs 12 fitting between dust shield 3 and track 2 of the rail and cord guides 13. Arms 23 of the clip embrace the rail and have resilient tongues 24 resisting withdrawal. Specification 860,897 is referred to.
Patent GB-477258-A (GB)
Title: Improvements in and relating to elastic fluid turbines
IPC: F01D9/06
Filed: 1937-05-29
Abstract: 477,258. Elastic - fluid turbines. BRITISH THOMSON-HOUSTON CO., Ltd. May 29, 1937, No. 14968. Convention date, May 29, 1936. [Class 110 (iii)] A high-pressure, high-temperature turbine has an inner casing 11 enclosing the blading and nozzles, and an outer casing 12. The space 13 between the two casings is under pressure from an intermediate turbine stage of, for instance, 500 lb. /sq. inch, if the fluid pressure inside the inner casing at the inlet end is 1000 lb./sq. inch. Working fluid enters a valve-chest 24, and is admitted to the inner casing through conduits 31, 32 and valves 26 ... 30. The conduits are welded at 35 to the caps 36, but allowed to slide through packing rings 38, 39. The rings 39. are spaced from the conduit 33 but touch the casing, and the rings 38 touch the conduit but are spaced from the casing. The rings are held in position by an end ring 40 held by a split ring 41. Each valve seat 47 is secured to the wall of the valvechest by a split ring 48 and a locking ring 49. The free ends of the valve seats extend through packing rings 50, 51, which are similar to the rings 38, 39.
Patent GB-638371-A (GB)
Title: Multi-channel communicating system
IPC: H04J3/04
Filed: 1947-06-06
Abstract: 638,371. Pulse modulation; multiplex radio signalling. STANDARD TELEPHONES & CABLES, Ltd. June 6, 1947, No. 14992. Convention date, March 5, 1945. [Class 40 (v)] In a multi-channel receiver for time-modulated pulses, synchronizing pulses S (Fig. 2A) are delayed (Fig. 2C) to overlap the pulses of the respective channels and are shaped with linearly sloping tops (Fig. 2D), and combined with the signal pulses, the combined wave for each channel being clipped above a predetermined level so as to give amplitude-modulated pulses (Fig. 3, not shown). The pulses, received by line or radio, are fed to a clipper amplifier 8 (Fig. 1) operating between two limits 9, 10 (Fig. 2A), the resulting interferencefree pulses then being fed to a synchronizing pulse selector 11. This feeds the synchronizing pulses to a delay network 13, the delayed output of which is fed to the shaper 16, the synchronizing and signal pulses being combined and clipped in a selecting demodulator 18. The amplitude-modulated pulse output of the demodulator 18 is fed to a low-pass filter 20 and telephones 21. Shaping of the synchronizing pulses may be effected by a transformer (Fig. 1), a differentiator circuit, a multivibrator, or by combination of the synchronizing pulses with the output of a harmonic selector also fed by the synchronizing pulses (Figs. 4, 5 and 6, not shown). Specifications 600,291 and 638,345 are referred to.
Patent GB-1410915-A (GB)
Title: Manufacture of fuses
IPC: H01H85/06
Filed: 1972-03-30
Abstract: 1410915 Fuses JOHNSON MATTHEY & CO Ltd 4 Oct 1972 [4 Oct 1971 30 March 1972] 46114/71 and 15013/72 Heading H2G ]Also in Division B3] A fuse element consists of e.g. silver in intimate contact with a quantity of e.g. silvertin eutectic alloy such that the slight overload " quick blow " characteristics can be accurately controlled. The fuse element is cut or cropped from a body which may comprise several embodiments. In a first embodiment, a block of silver of rectangular prism form, has a longitudinal hole bored therein, which is filled with the above alloy and rolled so that thin fuse element strips may be cut therefrom. In another embodiment (Fig. 1, not shown) fuse element strips are cut transversely from a body 10 which has longitudinal strips (14, 16) of the above alloy adhered thereto, on opposite surfaces, in another embodiment (Fig. 2, not shown) the strips (14, 16) may be embedded, as at (20, 22). In a further embodiment, Fig. 3, discrete buttons 24 of tin-silver alloy are cast by a mechanized continuous process on to surface 26 of silver block 10, so that each pair of buttons 24a, 24b is such that the buttons are directly opposite. The row of buttons is longitudinal so that fuse elements may be cut transversely from the body, each with a pair of buttons. In a further embodiment, the silver block may comprise two halves each with a channel filled with alloy which are then brought together, soldered, and rolled as above.
Patent GB-186389-A (GB)
Title: Improvements in electrical controlling devices for electric motors
IPC: H02K7/20
Filed: 1921-05-31
Abstract: 186,389. Walker, M. May 31, 1921. Drawings to Specification. Systems for alternating-current motors only.- Relates to the control of induction motors by connecting the rotor to resistance in parallel with inductance coils, wound or an iron core which can be magnetically saturated by variable direct current from a generator driven by the motor. According to the invention, two motors, such as are employed for driving ships' propellers, control each other mutually, each motor driving a generator for supplying current to saturate the inductance of the other motor. Specification 187,264 is referred to.
Patent GB-988315-A (GB)
Title: Improvements in or relating to windshield clearing systems
IPC: B60S1/48
Filed: 1963-04-17
Abstract: 988,315. Windscreen washers. DELMAN CO. April 17, 1963 [Jan. 14, 1963], No. 15028/63. Heading A4F. [Also in Division B2] In a vehicle windscreen cleaning system comprising two rubber nozzles a pump 31 forces cleaning liquid from a reservoir 33 through piping 34 and 37 to the nozzle outlets. The electrical circuit associated with a foot-operated switch 39 for the pump 31 also embodies a hand-operated switch 29 and motor 26 for actuating the two windscreen wipers.
Patent GB-759153-A (GB)
Title: Improvements in or relating to electron discharge devices
IPC: H03K21/08
Filed: 1953-05-29
Abstract: 759,153. Electric selective signalling systems. BURROUGHS CORPORATION. May 29, 1953 [June 3, 1952], No. 15037/53. Class 40(1) [Also in Groups XIX and XL(a)] A trochotron electron discharge tube is used for converting decimal numbers into binary ones. The beam 44 entering a particular box between control electrodes 20, 21 passes through holes 31...34 in the anode 26, to collector electrodes 37...40. The holes in the anodes 26...30 are arranged according to the binary code. The output from the collector electrodes is determined by the box in which the beam is locked. A circular arrangement (see Group XL(a)) is also described. Suitable operating voltages and values of circuit components are given.
Patent GB-254294-A (GB)
Title: Process for preparing benzanthrone derivatives
IPC: C09B3/06
Filed: 1926-06-15
Abstract: 254,294. I.G. Farbenindustrie Akt.- Ges., (Assignees of Farbwerke vorm. Meister, Lucius, & Br³ning). June 27, 1925, [Convention date]. Bz1-aminobenzanthronesulphonic acids. - Bz1-Nitrobenzanthrone is treated with alkali metal sulphites. The products which are probably Bz1-aminobenzanthronesulphonic acids are themselves dyestuffs and give red shades on wool, silk and acetate silk. According to an example Bz1-nitrobenzanthrone is boiled with sodiumbisulphite solution, acidified and the product salted out. Specification 12518/06 is referred to. The Specification as open to inspection under Sect. 91 (3) (a) states that nitrobenzanthrones generally may be used in the process. This subject-matter does not appear in the Specification as accepted.
Patent GB-593321-A (GB)
Title: Improvements in toy buildings
IPC: A63H33/10
Filed: 1945-06-14
Abstract: 593,321. Toy building blocks. HEMS, H. June 14, 1945, No. 15058. [Class 132 (iii)] Toy building blocks, 10, Fig. 4, for constructing model buildings are of hollow rectangular section, the cavity extending vertically, and in one or more faces channels 11 of undercut section are provided so that adjacent bricks may be held together by inserting a locking piece as shown in Fig. 6 in adjacent channels of the adjacent bricks. In modifications the channels may take the form shown at 41 in Fig. 8, or at 42 in Fig. 9, and filling pieces such as 39, Fig. 9, may be provided to engage any non-operative channels. In the construction of a toy building, Fig. 1, channelled window frame elements 21, 22, 23, 24, a window 27, channelled door frame elements 29, 30 and a door 32 are also provided. Internal partition walls may also be constructed with the blocks 10 as also may an upper floor as shown in Fig 3, the floor resting on pins 16. Alternatively, a floor or ceiling may be constructed of blocks of inverted tray form, Fig. 14, slots 51 in the edge portions 49 being provided to accomodate wedges and thereby lock the blocks together.
Patent GB-659231-A (GB)
Title: Coaxial cables provided with insulating spacers or wedges
IPC: H01B13/22
Filed: 1949-06-07
Abstract: 659,231. Cable-making machines. COMPAGNIE GENERALE D'ELECTRICITE. June 7, 1949, No. 15138. Convention date, June 7, 1948. Addition to 608,875. [Class 36] A machine for making coaxial air space cables comprises a press for stamping seatings for receiving insulating spacers in two metal tapes which are to form the outer conductor, and three grippers for pulling the stamped metal tapes and the central conductor with insulating spacers positioned thereon through the press, the grippers being controlled by a switch so that the tapes and the central conductor are only drawn forward when the press is open. Two metal tapes 22 and a wire 21 carrying insulating spacers are fed past a cam-operated switch 25, through press 28 and into carriage 32. The press 28 comprises two sets of punches and dies 29 through which tapes 22 are fed, the vertical movement of the lower part of the press being controlled by a cam 30 and springs 31. The carriage 32 has three jaws 35, 36 and 37, the upper parts of which are vertically movable by electrically operated means controlled by switch 25. The carriage 32 is also movable with a horizontal reciprocating movement along guides 34. With switch 25 in its lowest position the press 28 is open and the jaws 35, 36, 37 are closed on tapes 22 and wire 21. The carriage 32 is driven to the right by connecting-rod 40, the movement of which is related to the rotation of cams 27 and 30. During the run of the carriage 32 the switch 25 is moved upwards until it strikes an insulating spacer on the wire 21. This closes the switch, causing jaws 35, 36, 37 to open. The carriage 32 completes its forward run, the wire 21 and tapes 22 remaining stationary. During the return run of carriage 32 the press 28 operates to stamp the seatings in tapes 22. The switch 25 moves downwards, causing jaws 35, 36, 37 to close on wire 21 and tapes 22, and the operation is repeated. The shaped tapes leaving the carriage 32 are finally brought together to enclose the wire 21.
Patent GB-571980-A (GB)
Title: A new or improved device for straining the wires of wire fencing and for uniting the ends of two lengths thereof
IPC: F16G11/12
Filed: 1943-09-15
Abstract: 571,980. Wire strainers. CAMERON, J. G. Sept. 15, 1943, No. 15139. [Class 45] Two wire ends are tensioned and fastened together by a device comprising a plate a provided with a hook e at one end and a turn-over d at its opposite end. One wire n is formed with a loop p which is engaged with the hook e, the wire being passed under the turn-over d. The other wire q is passed through the loop p and into a slot l in a shaft g lying in a journal f in the plate a. The shaft g is turned by a tommybar m to wind up the end of the wire q and so tension the two wires toward one another, a spring-retracted serrated cam k pivoted at h to the plate a serving to prevent reversal of the shaft g. The wire n is then unhooked from d and the whole device turned about hook e to form a loop in q. The hook e can then be disengaged and the shaft g turned transversely around the wire q to form a twist fastening. Finally the shaft g is slipped away from the wire q and the spiral finial may be pinched off.