baber/WOPTO huggingface dataset:
Patent GB-569645-A (GB)
Title: A new or improved apparatus for making hyperboloidal worm gearing
IPC: B23F23/12
Filed: 1943-09-10
Abstract: 569,645. Gear-cutting. GUEST, J. J. Sept. 10, 1943, No. 14916. [Class 83 (iii)] A machine for producing hyperboloidal worms or wheels comprises a frame 12 having a vertical guide 11 for a carriage 10 provided with a transverse slide 9 carrying a spindle 2 for the worm being produced or a hob for cutting a worm-wheel. The cutter 66, Fig. 7, for cutting a worm is mounted on a spindle 65 carried by bearings 64 on a slide 62 axially adjustable on a plate 61, Fig. 6, which is adjustable about a pivot 56 perpendicular to a plate 50 angularly adjustable about pivots 48, 49, Fig. 3, on a slide 46 movable in a vertical plane perpendicular to the work axis. The guides 45 for the slide 46 may be formed on an angle bracket 41 laterally adjustable on a guide 42 on a rotary horizontal table 4, Fig. 1, or may be formed on a member 35 angularly adjustable on the table about a transverse pivot 34 by means of a sliding and jointed strut 36, 39. The table 4 is rotatable about a vertical axis 5 ... 5 and is carried by bearings 14 on a slide 15 movable along ways on the frame 12 perpendicular to the ways 11. The cutter is driven by a motor 67 on the plate 61 through a right-angle drive 68 and the table 4 is driven from a motor 17 on the frame 12 through a change-speed box 18 and a worm 19 to cause the cutter to generate the worm-thread on the work 1. The work-shaft 2 is driven from the box 18 through a differential gear 21, a vertical shaft and a worm-wheel 24. For cutting a worm-wheel rotated by the table 4, the latter is provided with a complete worm-wheel engaging the worm 19, but when the cutter 66 is mounted by means of the plate 50 &c, on the table 4 to cut a worm on the spindle 2, the table may be provided with a worm-wheel sector only. For roughing out a worm blank, a cutter 78, Fig. 8, is mounted on a spindle 77 carried by bearings 76 on a slide 74 adjustable parallel to the spindle on a plate 71 angularly adjustable about a pivot 72 on an angle bracket 70 laterally adjustable on a guide 42 on the table 4. The angular adjustment of the member 35 about the pivots 34 enables the .main line of contact between the finished worm and its wheel, described in Specification 384,024, to be varied as regards its offset from the central plane of the wheel normal to the axis ; angular adjustment of the plate 50 about the pivots 48, 49 sets the cutter at the required pitch angle and adjustment of the plate 61 about the pivot 56 sets the cutter at the angle of the worm-thread flank.
Patent GB-787327-A (GB)
Title: Improvements in or relating to fishing tackle, especially for use with live bait
IPC: A01K83/06
Filed: 1954-05-21
Abstract: 787,327. Fishing tackle. AYRTON, W. F., and BROWN, G. B. May 21, 1954, No. 14934/54. Class 48. A line bait holding device formed on or attached to a fish-hook 1 shank comprises a helical spring, the end portions 8, 9 of which are bent back towards each other to form baitgripping jaws intermediate the spring ends, at least one of the end portions being shaped to form a finger member 5, 5A for opening the jaws and both end portions being looped or coiled at 6, coaxially with the spring after being bent towards each other and before forming the jaws 8, 9. The spring is secured to the fishhook shank by binding, soldering, brazing or welding. The jaw formed on one end of the spring terminates nearer the opposite end of the spring so that the jaws 8, 9 cross one another. Two bait-holding devices may be secured to one fish-hook shank.
Patent GB-144290-A (GB)
Title: Improvements in shirts
IPC: A41B1/04
Filed: 1920-06-02
Abstract: 144,290. Kaplan, N. Nov. 4, 1918, [Convention date]. Shirts. - Shirts are prevented from riding up by means of a U-shaped strip having long arms 9, Fig. 2, attached by an intermediate part 8 to the short tail 2, and passed between the wearer's legs to button at 11 to the front 3. The front is cut away at the base 22 as shown in Fig. 3, which also shows a modification of the fastening means, in which an extension 17 of the tail is buttoned at 19 to the front.
Patent GB-293952-A (GB)
Title: Swivel joint for lighting system
IPC: F16M11/04
Filed: 1927-06-07
Abstract: 293,952. Hotchkin, P. M. June 7, 1927. Holders.-Electric conduits 5 of the kind described in Specification 288,053 are provided with a swivel joint comprising a pair of telescopic box-like housings A, B, which are inserted into said conduits and secured therein by screws 18, pivotally connected by a pin 14. Each housing consists of a base plate 15, one edge of which is provided with an upstanding wall 16, forming a continuation of the wall 7 of the adjacent conduit, and the opposite edge with a two-part wall 17, 20, the segmental part 20 being in the form of an arc struck from the centre of the pin 14. The housing is completed by a cover plate 21 shaped to conform to the base plate 15, which is also inserted into the conduit and secured in place upon the upper edge of the walls 16, 17 and 20 by a nut 22 screwed on to an extension of the pin 14.
Patent GB-1467398-A (GB)
Title: Method and apparatus for innervation and neogenesis of hair follicles
IPC: A61N1/32
Filed: 1974-04-04
Abstract: 1467398 Electro medical apparatus SONYTHERAPY INSTITUTE INC 4 April 1974 [4 April 1973] 15002/74 Heading A5R A method of applying stimulating continuous or pulsating alternating currents to the scalp comprises positioning a pair of electrodes in spaced relation on the scalp, passing electric current of 200 to 3000 cycles/sec. frequency between the electrodes and massaging the scalp using at least one of the electrodes. Waveform generators 60-68 each having a different frequency within the range and constructed as shown in Figure 7 (not shown) are connected selectively or in combination through a variable power amplifier and a switch or switches 80-88 with active and ground electrodes 71, 72. The generators produce waves of triangular, saw tooth, sine or square form and provide either a continuous output current or output pulses. Mains power supplied to a power supply circuit, Figure 9 (not shown) provides a 40 volt d.c. supply for the amplifier and a regulated 10 volt d.c. supply for the oscillators. The active and ground electrodes may each comprise an insulated conductor 143, Fig. 10, stripped of insulation at one end 147, which is encased in a conductive mesh material 148, which may be stainless steel, the mesh material being wrapped in cotton batting 149 and cloth strips 150. The electrodes are used with disinfectant solution, in which they are stored, absorbed in the batting 149 and cloth 150. Alternatively, each electrode may comprise a conducting comb having a tang (162), Figure 10 (not shown) the tangs being insulated from each other by a strip (163) and retained in a handle (164).
Patent GB-992723-A (GB)
Title: 1,5-imino-cycloalkanes and -cycloalkenes
IPC: C07D451/14
Filed: 1962-04-18
Abstract: The invention comprises compounds of the general formulae <FORM:0992723/C2/1> and <FORM:0992723/C2/2> wherein R is monocarbocyclic aryl; R1 is monocarbocyclic aryl, cycloalkyl having 5 or 6 ring members, C1-8- alkyl, monocarbocyclic aryl lower alkyl, thienyl, pyridyl, furyl or indolyl; R11 is hydrogen or hydroxy; R111 is hydrogen, hydroxy, C1-6- alkoxy, or carboxylic acyloxy; Y is an a ,b -lower alkylene bridge; and n is 2 or 3; compounds of the general formula <FORM:0992723/C2/3> <FORM:0992723/C2/4> where R is mocarbocyclic aryl; R1 is monocarbocyclic aryl, thienyl, pyridyl, furyl or indolyl; R111 is hydrogen, hydroxy, lower alkoxy, or carboxylic acyloxy; and n is 2 or 3; their acid addition and quaternary ammonium salts; the preparation of a compound I or II by heating in the presence of an acid acceptor an appropriate N-unsubstituted 1,5-iminocyclo alkane or -2-cycloalkene with a compound (RR1R11)C-X-Y where X is a halogen atom or by reacting compounds of the formulae <FORM:0992723/C2/5> and <FORM:0992723/C2/6> with a Grignard reagent R1Mg-halide where R1 is monocarbocyclic aryl; cycloalkyl having 5 or 6 ring atoms, lower alkyl, monocarbocyclic aryl lower alkyl or thienyl, R11 is hydroxy; R111 is hydrogen, hydroxy or lower alkoxy and R, Y and n are as defined above; the preparation of compounds VIII and IX by reacting a compound I or II wherein R11 is hydroxy and Y is ethylene with an acidic dehydrating agent; and the preparation of certain compounds of Formula I by catalytically hydrogenating compounds VIII and IX.  Compounds of Formulae I and II where R1 is pyridyl may be prepared from VI and VII by a process wherein the Grignard reagent is replaced by pyridyllithium and where R1 is furyl or indolyl by interchanging R and R1 (i.e. using a Grignard RMg-halide with an amino ketone containing R1).  Compounds of Formula II may also be hydrogenated to give I. "Monocarbocyclic aryl" includes phenyl and phenyl substituted by one or more C1-5- alkyl, C1-5- alkoxy, hydroxy or nitro groups or halogen atoms; "mono carbocyclic aryl-lower alkyl" includes the aryl groups above attached through a C1-4 alkylene bridge and "carboxylic acyl" includes acyl groups of 1-10 carbon atoms such as alkanoyl (including formyl), carboxyalkanoyl, monocarbocyclic aroyl, monocarbocyclic aryl-alkanoyl, alkenoyl, mono carbocyclic aryl-alkenoyl and carbamoyl, CONZZ1 where Z and Z1 are hydrogen atoms or C1-6 alkyl groups.  1-R-1-R1-3-Halo-1-propanols are prepared from a b -halopropiophenone, R-CO-Y-X and a Grignard reagent, R1Mg-halide, or, where R1 is pyridyl, with pyridyllithium.  Specification 992,724 is referred to.
Patent GB-317546-A (GB)
Title: Improvements in hard tennis courts
IPC: E01C13/06
Filed: 1928-05-22
Abstract: 317,546. Hadfield, G. H., and Sand & Shingle, Ltd. May 22, 1928. Hard tennis courts.-A porous hard tennis court has a lower layer formed of finely-divided sand or like material mixed with a small quantity of cement which is insufficient to produce a stable solid layer and may be as low as 2 per cent. The sand mav consist of fine and coarse material in the proportion of 1 to 4. The upper laver may consist of similar material but coloured, or of any other coloured material. The sand and cement may be mixed on the court and be afterwards broken down by rolling. Specification 307,448 is referred to.
Patent GB-165448-A (GB)
Title: Improvements in hydraulic power transmission systems
IPC: F04B49/12
Filed: 1921-05-31
Abstract: 165,448. Caut, R. June 22, 1920. [Convention date]. Cranks, variable and adjustable throw. - Relates to a device, in an hydraulic transmission of power apparatus, for automatically regulating the speed in accordance with the resistance couple comprising a piston pump actuated by an engine, the throw of the crank of the pump shaft being varied by means of a quick-pitch screw rotated by a slide or travelling nut adapted to move axially only. The invention consists in rigidly connecting the sliding nut 24, Fig. 2, to a piston 26 moving in a closed cylinder 27 divided by the piston into a chamber 27<a> fitted with a constant volume of air &c. and a chamber 27<b> connected to the delivery pipe of the pump. The cylinder 27 is adapted to slide inside the boss 28 of the casing under the action of a lever 29 with toothed sector 30 for the purpose of varying the initial pressure in the chamber 27<a>. In the form shown, the screw 23 operated by the sliding nut 24 is fixed to a disc 44 carrying an eccentric bar 46, Figs. 2 and 3. The lateral movement of this eccentric bar varies the eccentricity of the pump crank pin 8 carried by levers 42, 43 pivoted at 48, 49. In the Specification as open to inspection under Sect. 91 (3) (a), the eccentricity of the crank-pin of the pump 1 is controlled by connections from a sleeve 38, Fig. 5 (Cancelled), operated by spring-controlled weights 35 in the fly-wheel 34. This subject-matter does not appear in the Specification as accepted.
Patent GB-148676-A (GB)
Title: Improvements in commutators or current distributors for internal combustion engines
IPC: F02P7/00
Filed: 1919-06-17
Abstract: 148,676. Snell, C. S. June 17, 1919. Rotary distributors for use in internal-combustion engine ignition systems, and of the type wherein fixed contacts h are wiped over by a roller carried by a spring-restrained lever c. The roller is in the form of a ball or roller bearing and consists of inner and outer rings d<2>, d' with balls or rollers e interposed between the rings. Two or more rollers may be used side by side. Instead of the switch distributing to the fixed contacts, it may be used to collect current from the contacts.
Patent GB-1158953-A (GB)
Title: Fuel Consumption Rate Measuring Apparatus.
Inventor: BLOMGREN OSCAR CLARENCE JR
IPC: G01F9/00
Filed: 1967-04-03
Abstract: 1,158,953. Measuring fuel consumption. O. C. BLOMGREN. April 3, 1967 [April 4, 1966; Feb. 16, 1967], No. 15236/67. Heading F1B. The invention relates to fuel consumption rate measuring apparatus for use in association with an engine having a fuel supply line connected from a fuel tank to fuel injection means and a return line connected from the fuel injection means to the fuel tank to recirculate unused fuel to the fuel tank. The apparatus comprises fuel storage means, calibration means adapted to accurately delimit a specified quantity of fuel in the fuel storage means, fuel supply directing means arranged when actuated to block the flow of fuel from the fuel tank to the fuel injection means and to provide a flow of fuel from the fuel storage means to the fuel injection means fuel return directing means arranged when actuated to block the flow of unused fuel from the fuel injection means to the fuel tank and to cause the unused fuel to be returned from the fuel injection means to the fuel storage means, test control means for actuating the fuel supply directing means and the fuel return directing means and time measuring means for ascertaining the fuel consumption rate of the engine for a particular state of engine operating conditions by activating the test control means and using the time measuring means to determine the time required to consume the specified quantity of fuel. As shown a fuel tank 179 provides fuel through a fuel supply line 181 containing conventional filters 183 and 185 in series to fuel injection means 187 (injection pump). The unused fuel from the injection pump 187 is returned to the fuel tank 179 through a fuel return line 189. When it is desired to connect the fuel consumption rate measuring device 177 into the fuel supply system the fuel supply line 181 is broken at some point preferably between the filters 183, 185 as illustrated by the dotted line 191. The portion of the fuel supply line 181 on the side of the break toward the fuel tank is connected to fuel supply in tap 67. The portion of the fuel supply line 181 on the side of the break toward the injection pump 187 will be connected to the fuel supply out tap 65. Three calibration marks 29, 31 and 33 Fig. 2 (not shown) are scribed on the surface of the housing of the fuel container 27. Calibration marks 29 and 31 define a portion 35 of the container 27 which will hold a first specified quantity of fuel while calibration marks 31 and 33 define a portion 37 of the container 27 which will hold a second specified quantity of fuel. Adjacent each of the calibration marks are calibration discs 39, 41 and 43. The push button 61 may be depressed in order to operate the fill control solenoid and thereby actuate the fuel introducing valve assembly. To measure the fuel consumption rate, toggle switch 59 is thrown to the test position. In this position, both of the test control solenoids will be operated.
Patent GB-715274-A (GB)
Title: Improved means for varying the compression ratios of internal combustion engines
IPC: F02D15/04
Filed: 1951-06-27
Abstract: 715,274. Varying compression-ratio; combustion chambers. PRADIER, R. W. June 18, 1952 [June 27, 1951], No. 15259/51. Class 7(2) In an engine comprising a plurality of auxiliary chambers 11, only one of which is shown, associated with each cylinder, an independent cam-operated valve 20 is provided for each chamber whereby the chambers are adapted to be placed individually or in any combination in communication with or isolated from the cylinder to vary the volumetric capacity thereof. Each chamber is closed by a member 15 that is secured by a sleeve 17 and a threaded ring 18. The valves 20 each co-operate with a seat 22 and embody an upper face 31 which, when the chamber 11 is open to the cylinder, coacts with a seat 32 to seal the chamber from atmosphere. The valve is operated through a cam 28, a sliding button 29, a spring 30 and a bush 26 on the valve stem 23; upon the cam being operated to release the button 29 the valve face 31 engages the seat 32 under the influence of another spring 25. The cams are mounted on a manually controlled camshaft, the degree of angular rotation of which determines the number of chambers in use at any time; each chamber may have a different volume. The spring 30 absorbs any excess movement of the button resulting from thermal expansion or contraction.
Patent GB-490620-A (GB)
Title: Improvements relating to steering arrangements for road vehicles
IPC: B62D7/14
Filed: 1937-06-02
Abstract: 490,620. Motor-vehicle steering - gear. RONALD, F. D. H. June 2, 1937, No. 15301. [Class 79 (v)] Relates to vehicles of the kind in which the rear wheels as well as the front wheels are steered and are driven through universal joints concentric with the steering pivots, and comprises in combination a bracket 2 fixed to each end of the rear axle casing 1, a back-plate 6 carrying the stub-axle shaft 10, pivot pins 4 passing through pairs of lugs 3, 5 on the bracket and backplate and having the required angular set to the plane of the wheel, ball races 14, 11 for the axle-shaft 12 and the stub-axle shaft 10, a universal joint 15 connecting the shafts 12, 10. a track rod 16 coupling together extensions 18 of the brackets 2, and a steering arm 17 on one of the extensions operated by the steering-gear. In the construction shown in Fig. 3, the steering-gear (not shown) operates a lever 20 which is connected by a drag-link 19 to the steering arm 17 of the rear wheels 8 and by links 21, 22 to a steering arm 23 of the front wheels 24. The invention may be applied to vehicles having six, eight, or more wheels.
Patent GB-649606-A (GB)
Title: Improvements in or relating to means for drying printed, coated, lacquered, stained and analogously treated sheet material
IPC: D06C7/00
Filed: 1948-06-07
Abstract: 649,606. Drying sheet material. TIMSONS. Ltd., and TIMSON, E. A. June 7, 1948, No. 15305. [Class 34(i)] [Also in Group XVI] Travelling sheet material such as printed matter is dried by heater plates positioned adjacent spaced runs of the sheet material, each such plate being pivotally mounted at one end about a fixed point and towards the other end the plates are secured in common to a member which operates to rock the plates towards or away from the associated runs of the sheet material, this operating means being coupled to a device for stopping and starting a printing machine. As shown, a continuous web W of paper or the like passing over guide rollers 24, 25, 26, 27, 28 and having superimposed spaced runs W<SP>1</SP>, W<SP>2</SP> leaves printing units U of a printing machine in moist condition. Flat heater plates 29, 30 are attached to carrier bars 31 which are pivoted at 32 on vertical supports 33 and at their forward ends the bars rest on adjustable abutments 34. Vertically movable actuating bars 36 are supported by fulcrummed arms 37 and at their lower ends are attached to elements 38 pivotally mounted on pins 39 carried by toggle links 40 which are supported in brackets 41 attached to side frames 1, and are connected by a rod 42. The toggle links are operable from the printing machine throw-off lever 7 through a link 43, bell crank 44 and rod 45 so that when lever 7 is raised to interrupt the printing process toggle links 40 are bent so as to draw bars 36 downwards and turn the heater plates 29, 30 into their inoperative positions. Plates 29, 30 may alternatively be provided above the runs.
Patent GB-835057-A (GB)
Title: Method and apparatus for testing leaks in containers
IPC: G01M3/32
Filed: 1957-05-15
Abstract: 835,057. Testing containers for leaks. INLAND STEEL CO. May 15, 1957 [Feb. 15, 1957], No. 15400/57. Class 40 (1). [Also in Group XIX] A container is tested for leaks by subjecting it to the same internal pressure as a known air. tight container, by sealing both containers, and by then connecting the two containers by means of a conduit containing a heated thermocouple and observing any change in the output of the thermocouple. The Figure shows an airtight container 12 and a container 10 to be tested connected to an air supply 16 via a pressure control valve 18 and a tap 20. A tap 24 is also provided in conduit 14 for sealing off the containers 10 and 12 from one another. The containers are also connected via conduit 26 which incorporates a tap 28 and a thermocouple element and associated heater filament 30. The heater filament is supplied from a D.C. source 34 via control apparatus 38. The output from the thermocouple is fed to a pyrometric controller 42 the output from which is used in any known manner either for indicating or rejecting faulty containers. The conduits 14 and 16 are tapped into a plate 50 and the container is held against this plate and its associated jacket 52 by means of a lower plate 54 and an hydraulic system 56, 58 and 60 controlled by valve 62 and an electrically operated switch 64 which may be pressure controlled so that the same sealing pressure may be applied to containers 10 of different sizes. The pyrometric controller may comprise a millivoltmeter which measures the output of the thermocouple and the indicator of which moves a flag which controls the light falling on a photosensitive relay device.