baber/WOPTO huggingface dataset:
Patent GB-106685-A (GB)
IPC: F01L5/06
Abstract: 106,685. Goold, L. W., (Jones, P. J.). June 3, 1916. Two-stroke-cycle engines.-In an engine in which four cylinders are disposed at the corners of a square, hollow pistons d slide over fixed heads c and compress charges with their upper faces in pump chambers x. The pump space has inlet ports l and delivery passages (not shown), with which ports j in the pistons communicate at the ends of the working strokes. An igniting-flame passes from one cylinder to another when ports j, i in the pistons coincide with ports n in the cylinders. At starting, ignition may be effected by flint-and-steel mechanism.
Patent GB-106707-A (GB)
Abstract: 106,707. Heyl, G. E. July 11, 1916. Combustion products, treating.- To enable steamgenerators to be heated by oil shale and other sulphurcontaining fuels, the fire-gases are led through flues e containing shelves k supporting sulphur - eliminating reagents, such as iron scrap, or a mixture thereof with ferric oxide, or lime, copper, and copper compounds, or mixtures of these. These substances may be arranged on, or be formed into, grids or shelves, over which the combustion products pass from the fire-place a to the boiler-flue f.
Patent GB-399861-A (GB)
Title: Fuel-injection pumps for internal-combustion engines
IPC: F02M59/30
Filed: 1932-04-14
Abstract: 399,861. Fuel-injection pumps. AMAL. Ltd. and BROWN, C., Holford Drive, Perry Barr, Birmingham. April 14, 1932, No. 10687. [Class 102 (i).] A fuel-injection pump having a plunger co-operating with an axially positively adjustable sleeve for controlling the delivery of the pump, which is positively adjustable in both directions by a lever movable through a rack and pinion, also has means for initially setting the adjustable pivot of the lever. The pump plunger 3 is ported to provide a spill port co-operating with a sleeve 4 which is adjustable by means of a lever 6 having rollers 7 nesting between flanges 5 on the member 4. The lever has a geared end 8 engaging with a gear 9 coupled to a governing mechanism. The other end 11 of the lever 6 has a pivot member 12 disposed between adjustable rods 10 whereby the lever may be given an initial setting. The end of the lever abuts against a steady plate 14 and makes a rolling line contact therewith. Specifications 373,286 and 399,883 are referred to.
Patent GB-1349804-A (GB)
Title: Register for direct inward dialling
IPC: H04Q3/42
Filed: 1971-04-22
Abstract: 1349804 Automatic exchange systems INTERNATIONAL STANDARD ELECTRIC CORP 22 April 1971 [27 April 1970] 10694/71 Heading H4K In order that a P.A.B.X. with over 100 extension and inward dialling provision does not require access on a main exchange at the 1000 line level with consequential number wastage, the exchange lines of the P.A.B.X. are divided into at least two groups, each group being associated with up to 100 extensions, calls arrive over the group of a wanted extension and an electronic arrangement identifies the group, generates a hundreds digit which is entered in a register circuit of the P.A.B.X. and primes that register circuit to receive the in-dialled tens and units digits. As described incoming trunks are associated via concentrating auxiliary switches with corresponding groups of exchange lines. The trunks are connected to a register of the P.A.B.X. via strapping fields including PNPN diodes and which terminate at the register on a terminal associated with a trunk group. Electronic logic gates code the identity of a terminal activated by an incoming call and enter a corresponding hundreds digit in the register, the tens and units digits being dialled by the caller. The P.A.B.X. then sets up the incoming call to the wanted extension via a PNPN switching network in known manner.
Patent GB-777641-A (GB)
Title: Improvements in or relating to implement-attaching means for tractors
IPC: A01B59/06
Filed: 1955-04-14
Abstract: 777,641. Tractor power-lift mechanisms. INTERNATIONAL HARVESTER CO. April 14, 1955 [July 21, 1954], No. 10769/55. Class 79(1). A draw-frame structure 15 pivoted to a tractor 10 at 21 for lifting and lowering movements and extending rearwardly of the tractor rear axle 11 comprises rigidly connected arms 17, 18 and a frame unit 31 pivoted about a transverse axis 29 at the rear end of the structure 15 includes two attaching members 27, 28 telescopically engageable with attaching elements 24, 25 on an implement 22, the members 27, 28 being interconnected by a transverse member 33 and means for adjusting the unit 31 about the axis 29 to vary the pitch of the implement 22 when in a working position. As shown the elements 24, 25 have notches 26 receiving spring urged latches 71 on the members 27, 28 which are connected by links 42, 43 to hydraulically operated lift arms 40, 41 which can move the implement about the axes 21, 29. A double acting hydraulic ram 44 has its piston rod 49 connected to an arm 52 on a sleeve 37 rotatably mounted on a shaft 35 to which are keyed the arms 40, 41, the sleeve 37 and shaft 35 being rotatably carried by the tractor 10 through split bearings 36, 38. The sleeve 37 carries a collar 53 having an abutment 55 adapted to co-operate with an abutment 56 on a sleeve 58 rotatably mounted on the shaft 35, the sleeve 58 carrying a further abutment 60 adapted to co-operate with an abutment 61 on a sleeve 63 splined to the shaft 35. Lugs 57, 59 secured to the sleeve 58 are connected to a furnbuckle 65 in turn connected to a transverse portion 32 of the unit 31, the turnbuckle permitting adjustments of the pitch of the implement in addition to movement of the sleeve 58 by the ram 44 independent of movement of the arms 40, 41. The implement can be levelled by means of a handle 81 adjusting the length of the link 43. The link 42 made up of parts 82, 83 pivotted together at 84 permits lateral swinging of the implement relative to the tractor, the link 42 being rendered rigid by the reception of a pin in holes 87 in the parts 82, 83, and lateral swinging being accommodated in the lift arm 41 by a clevis 86 being rotatably carried by a spindle portion 85 of the arm 41. Angular disposition of the members 27, 28 about the pivots 29 may alternatively be effected by mechanical or other means operable independently of the power lift
Patent GB-274944-A (GB)
Title: Improvements in and connected with rotary pump machines
IPC: F04C2/352
Filed: 1926-04-24
Abstract: 274,944. Stern, W. J. April 24, 1926. Fixed-abutment type; weight of moving parts, reducing; balancing moving parts.-In a rotary pump of, the sliding-rocking vane type the vane blades v are provided with rib members u of small thickness and relatively great depth which have a running clearance in the slots of the eccentric rotor d, and provision is made so that the reaction forces between the rotor and the vanes are exerted only in the neighbourhood of the ribs. The ribs u axe slotted to fit on to the vane blades v, which are notched fat their outer ends 2 to secure the ribs when a grub screw 4 is tightened up. The rib members u are attached to vanefoot members w which straddle a ball bearing o and have arcuate flanges y to engage a ring z whereby the vanes are constrained to be concentric with the casing. Rocking trunnions r, mounted on ball bearings, are provided in the rotor through which the vanes pass, the reaction forces being exerted on rocking bearing pads 8 of the Michell type, which are situated between pairs of rib members u. The ring z is driven with the rotor d by rollers 28, which engage holes 29 in the rotor end plate. In assembling, the vanes with the rib members are passed into T- slots 10 in the ring z, the ball bearing o driven on a supporting member n, and when in position with the arcuate flanges y engaging the inner surface of the ring z, an end cap ring 11 is screwed on the ring y. The arcuate flanges y are sufficiently long to close the slots 10, so that the interior of the space enclosed by the ring z may be used for lubricant. If the vane blades are not of material suitable, for bearing purposes, bearing plates, which may be integral with the rib members, are inserted between the rib members. Fig. 7 shows an arrangement suitable for long vanes in which the rib members 16 are supported by rods 17 extending between flanged vane-foot members 13 and spaced by distance sleeves 22. The blade 19 is held in place bv grub screws 20 inserted in the slots of the rib members. Specifications 244,181, 252,438, and 279,141 are referred to.
Patent GB-605947-A (GB)
Title: Wide band vacuum-tube amplifiers
IPC: H03H7/01
Filed: 1945-04-30
Abstract: 605,947. Impedance networks. PHILCO RADIO & TELEVISION CORPORATION. April 30, 1945, No. 10865. Convention date, April 28, 1944. [Class 40 (viii)] [Also in Group XL (c)] A constant-impedance two-terminal network with terminals X, X for use as a shunt impedance in an intervalve coupling in a wideband amplifier, Fig. 1 (not shown), comprises a network having a mid-series termination connected in parallel with a network having a mid-shunt termination. The two networks have the same nominal impedance and the same pass-bands, and are reflectionlessly terminated at their further ends. The networks may be of the simple type shown, or they may be of other constant-k or m-derived types, Figs. 6, 7 (not shown). The mid-shunt and mid-series terminations may be completed by high shunt and low series resistances 12, 14, which compensate for extreme values attained by the network impedances at the cut-off frequencies. Capacity inherent in the valve may form part of the mid-shunt termination.
Patent GB-610914-A (GB)
Title: Improvements in or relating to machines for staking, softening and similarly treating hides, skins, leather and the like
IPC: C14B1/42
Filed: 1946-04-09
Abstract: 610,914. Leather - working machines. TURNER TANNING MACHINERY CO., Ltd., and SCHETTLER, G. A. April 9, 1946, No. 10888. [Class 76] In a machine for staking and softening hides, skins, leather &c., by means of reciprocating gripping jaws 1 and 2 which close on the work on one stroke and open on the reverse stroke, one of the jaws includes an endless flexible (e.g.. rubber) band 5 which is carried by and runs freely around rollers 6 and 7 mounted on a carrier 3, and which co-operates with tools 13 on the opposed jaw. The tension of the band 5 is varied by adjustment of nuts 28 and 29 to alter the distance between the rollers. In order to vary the pressure between the band and the staking tools 13, the carrier 3 is pivoted at 4 and adjustable by means of nuts 17 and 18. The staking tools are carried by holders 10 which may slide in a groove 34 in the bracket 8.
Patent GB-702608-A (GB)
Title: Improvements relating to electric insulators
IPC: H01B17/12
Filed: 1951-05-09
Abstract: 702,608. Insulation. COX, J. E. May 8, 1952 [May 9, 1951], No. 10929/51. Class 36 Joints between concentrically arranged and closely fitting component parts of an insulator, or the insulator and its support or a conductor and its surrounding insulating bushing, are made by means of one or more yieldable sealing rings, each seated in an annular groove in one of the members and engaged and deformed under compression by the other member to form a tight joint as the outer member is forced over the inner member. An insulator for use in a chain, Fig. 1, comprises an internal wooden tension member 1 screwed at each end into terminals 3, 4 and an outer glass tube 9 which may contain oil. The upper terminal 3 has a socket 6 which receives the head 7 of an adjacent link and a sleeve 10 to receive one end of tube 9. The lower terminal 4 has a cap 8. with sleeve 11 which is placed over the other end of tube 9. The sleeve 11 and inner part 12 of cap 8 and the sleeve 10 each have two annular grooves containing resilient rings 14, 15, 18. On assembling the parts together the rings are compressed and form oil-tight joints between the parts. A bushing insulator 21, Fig. 4, may have terminals 24, 27 containing resilient rings 25, 26, 28, 29 which form fluid-tight joints between the bushing and a conductor 22. The bushing may be mounted in plate 23 by means of a flanged member 30 containing resilient rings 32.
Patent GB-1298757-A (GB)
Title: A roll adjusting device
Inventor: HINTERHOLZL ERNST
IPC: B21B13/22
Filed: 1970-03-06
Abstract: 1298757 Rolling mills VEREINIGTE OSTERREICHISCHE EISEN - UND STAHLWERKE AG 6 March 1970 [23 April 1969] 10966/70 Heading B3M An adjuster for varying the axial position of a roll 2 of a rolling mill incorporates a yoke 13 which embraces a shoulder 14 of a supporting chock 5 of the roll, the yoke being adjustable vertically to shift the shoulder (and hence the roll) axially. The yoke is adjustable by a hollow rotatable spindle 15 which co-operates with a nut 16 fixed in the yoke. Manual rotation of the spindle leads to vertical movement of the yoke, and, due to co-operating inclined faces on the yoke and shoulder, to lateral movement of the shoulder. A similar adjuster is preferably located on either side of the chock 5. The other chock 6 of the roll is provided with axial clearance relative to its associated mill housing 8.
Patent GB-453342-A (GB)
Title: Improved method of adapting a tandem pedal bicycle to enable a child to ride on the rear seat
IPC: B62K3/12
Filed: 1936-04-16
Abstract: 453,342. Pedal attachments for tandem bicycles. NEWELL, C. A., 52, Hardy Road, Blackheath, London. April 16, 1936, No. 10990. [Class 136 (ii)] A pedal attachment, adapted to be mounted on an ordinary tandem bicycle to enable the rear pedals to be used by a child or short person, comprises on each side a coupling rod mechanism connecting the front and rear cranks and co-operating in such a way with a rear pedal, which is mounted on the rear crank in place of the usual pedal, that the rear pedal revolves about a virtual axis located above the real axis of the rear crank. A dummy pedal is mounted on each rear pedal spindle, and has fixed to it a vertical arm or support k on which is mounted an ordinary pedal e adapted to revolve about a virtual axis o above the real axis of the rear crank c. A coupling rod l is connected to the rear crank c, as through a parallel-motion linkwork r, and to the front crank b, as by pivoting it to a short arm n, Fig. 8, fixed to the front pedal d. In order to accommodate slight irregularities in the usual chain transmission &c., and to enable the riders to carry out " ankling " movements, means may be provided to allow a limited relative displacement between the front and rear cranks. For this purpose, the coupling rod l may be telescopic, or a slotted or a linkwork connection may be provided between the coupling rod and the front pedal. The coupling rod may be in one piece with the arm or support k.
Patent GB-273428-A (GB)
Title: Improvements in friction clutches
IPC: F16D13/71
Filed: 1926-04-28
Abstract: 273,428. Weller, J. April 28, 1926. Clutches, friction.-In order to ensure even distribution of engaging-pressure in lever-actuated disc clutches, the radial levers F, the inner ends of which bear on a spherically-seated collar L, are made of T-shape the ends of the lateral arms G bearing by studs or adjusting-screws H on the presser-plate B and extensions F<1> of the central limbs, preferably ball-ended, being fulcrumed in the casing member A. The driven disc C may be connected to its shaft D by a leather, fabric, or other flexible disc E. An extension P of the presser-plate B adjustably carries one abutment O for the clutch spring J, which bears at its inner end on a cage member K having clearance over the shaft D. The part K forms a swivelling link between the collar L and clutch-withdrawal arms M on the operating shaft M', and acts positively to .retract the plate B through the spring J. There may be more than one clutch spring.
Patent GB-259488-A (GB)
Title: Improvements in cooking utensils
IPC: A47J27/00
Filed: 1926-04-28
Abstract: 259,488. Greenwood, H. J. V., and Bird & Sons, Ltd., A. April 28, 1926. With transparent parts for viewing contents. -A cooking vessel is provided with a curved panel 2, of glass, mica, or other non-inflammable transparent material, held in place within channelled frame parts 3, secured to the inner wall of the pan, by a filling composition 4, Fig. 3, adapted to produce a water-tight joint.
Patent GB-329463-A (GB)
Title: A saxophone knee rest
IPC: G10G5/00
Filed: 1929-04-11
Abstract: 329,463. Reid, A. April 11, 1929. No Patent granted (Sealing fee not paid). Saxophones. - A saxophone knee - rest comprises a bent arm B, lined with velvet A and adjustably secured by a bolt D to a clip F detachably attached to the instrument.
Patent GB-1381545-A (GB)
Title: Rotary impact tool
IPC: E21B6/00
Filed: 1972-03-10
Abstract: 1381545 Rotary percussive tool OLIN AUTHIER SA 10 March 1972 [16 March 1971] 11210/72 Heading B4C [Also in Division B3] A pressure fluid, e.g. air, operated tool comprises a trigger operated valve 3 for controlling supply of fluid to the tool, and means, e.g. a rotary tubular valve 10, for selectively admitting the fluid to a persussion motor 20, or to a rotary motor 24, or to both the motors. The piston 21 of percussion motor 20 applies impacts to the inner end of a tool bit (not shown), e.g. a pinch, chisel or drill, received in chuck 23 and retained therein by a spring member 33. The rotary valve 10 includes openings 12-16 (Figs. 1 and 2). With the valve 10 in the position of Fig. 1, fluid admitted via valve 3 can pass to both the motors whereas with openings 13 aligned with port 18 only the percussive motor will be actuated and with opening 16 aligned with port 19 only the rotary motor will be actuated. Opening 14 is aligned with a port (not shown) when both the motors are inoperative so as to permit the tool to be used to clear a drilled hole.
Patent GB-215935-A (GB)
Title: Process and apparatus for the magnetic separation of materials
IPC: B03C1/14
Filed: 1923-04-25
Abstract: 215,935. Rushen, P. C., (Krapp Grusonwerk Akt.-Ges., F.). April 25, 1923. Magnetic separators. - In a magnetic separator of the drum type, the material is passed through two or more annular magnetic fields, which are substantially equal in strength or which increase in strength outwardly in such a manner that the material is delivered through the outer field or fields to the innermost field where the main separation takes place, the material not acted upon being forced by gravity or centrifugal force through the outer fields where subsidiary separation takes place. Inside a drum 2 are arranged stationary magnets 3 provided with knife-edges 4 forming the primary pair of poles, and on the drum annular poles 5 with tapered or undercut edges 6, the poles 5 being axially adjustable to vary the strength of the outer field. The material is fed bv a delivery shoot extending into the inner field or extending between the poles 5 where a preliminary separation takes place. A plurality of fields may be provided by fitting rings 8, Fig. 4, provided with knife-edges 9, or by the provision of endless bands of magnetic or partly magnetic material running over the drum, the edges of the bands opposite each other forming the fields.
Patent GB-309554-A (GB)
Title: Improvements relating to the manufacture of vamps of footwear
IPC: A43B23/02
Filed: 1929-04-12
Abstract: 309,554. Perugia, A. Apri1 12, 1928, [Convention date]. Ornamenting. - One or more strips b, b<1> of leather, and which may be of contrasting colour, are threaded through a series of perforations a arranged in any desired form or manner over a part of the whole of the surface of a foundation sheet of leather, skin, canvas, or other suitable material, to form the vamp of a boot or shoe. The Specification as open to inspection under Sect. 91 (3) (a) comprises also strips of other material than 1eather and applicable to the ornamentation or construction of surfaces other than boot &c. vamps. This subject-matter does not appear in the Specification as accepted.
Patent GB-1489031-A (GB)
Title: Silk screen printing paste
IPC: C04B41/88
Filed: 1976-03-22
Abstract: 1489031 Copper-glass silk screen printing paste PHILIPS ELECTRONIC & ASSOCIATED INDUSTRIES Ltd 22 March 1976 [25 March 1975] 11412/76 Heading C7D [Also in Division H1] A silk screen printing paste for making metal conductors on ceramic substrates by firing at 800-1000‹C in a non oxidizing atmosphere comprises a mixture of Cu powder, glass powder and an organic thixatropic binder, the Cu forming 92- 98 wt. per cent of the Cu and glass and the glass composition in mole % being 5-20 SiO 2 , 15-40 B 2 O 3 , 0-5 Al 2 O 3 , 25-40 ZnO, 5-30 CaO + MgO, 0-10 Li 2 O. The binder may be a solution of ethyl cellulose in terpineol and may form 25-35% wt. per cent of the Cu + glass.
Patent GB-270692-A (GB)
Title: Process and apparatus for the drawing of pieces of silica glass or any other vitreous material
IPC: C03B17/04
Filed: 1927-04-29
Abstract: 270,692. Quartz et Silice. May 4, 1926, [Convention date]. Fused silica; form. ing tube and rod.- A method of making rod or tube of fused silica, or of glass having a high silica content, consists in fusing the material in a crucible provided at its base with a draw plate having a removable plug, and in introducing a bait through the draw plate into the fused mass. Fusing silica. The crucible 2 Fig. 1, has its lower part formed or provided with a contracted throat or draw plate 3 which is normally closed by a removable plug 5. A charge 1 of silica, which may be an ingot prepared as described in Specification 190,477, is placed in the crucible and is fused as described in Specifications 224,163 and 224,164. When the fusion is completed, the plug 5 is removed and a rod or tube of silica., which serves as a bait, is welded to the fused material that appears in the draw plate. The bait is then drawn away by suitable drawing- mechanism. If tubing is to be made, a core 4 is placed in the charge in the crucible. Drawing-apparatus. The drawing force may be applied either by means of a device which grips the bait or by means of rollers between which the drawn article is held. In the construction shown in Fig. 2, the gripping-device 6 slides along a vertical rod 7 and is moved by an endless cable 8 attached to the piston 11 of a hydraulic cylinder 12 A two-way cock 13 admits water under pressure to either end of the cylinder, and a vlave 14 fitted in the pipe communicating with the lower end of the cylinder enables the drawing speed to be regulated In an alternative construction, the article being drawn is gripped between rollers which are driven by a motor through a differential gear. The speed of the drawing-rollers can be regulated by a change speed gear.
Patent GB-1427713-A (GB)
Title: Pneumatic tyre and wheel assemblies
IPC: B60C5/16
Filed: 1972-03-11
Abstract: 1427713 Lubricating deflated pneumatic tyres DUNLOP Ltd 7 March 1973 [11 March 1972] 11510/72 Heading B7C A wheel and pneumatic tyre assembly includes adjacent at least one bead an annular container 3 filled with lubricant, which container is squeezed between and ruptured by opposed surfaces of the tyre upon deflation to facilitate lubrication of contacting surfaces of the tyre. The container includes a portion 10 (18) of lower extensibility than the portion 11 (19) and an integral flap 5 which may be reinforced by a cord fabric 6. The flap may be attached to a flap 8 of rubberized cord fabric integral with the bead by stapling (Fig. 1), stapled to a fabric flap (12) which in turn is secured to the bead (Figs. 2 and 3, not shown), trapped between the bead and wheel rim (Fig. 4, not shown), attached by studs 16 of metal, rubber or plastics received in circumferential spaced holes in the bead (Fig. 5) or trapped between the latter and bead retaining devices 20. Each form of attachment except that of Fig. 5 may be employed with the flap 5 also being adhered to the flap 8 (or 12) or to the tyre bead, as appropriate. The sidewall 10 of the container is thicker than the other sidewall (e.g. 2 mm. and 1 mm.). The difference in extensibility may be achieved in Fig. 5 by using different rubber compounds or incorporating a reinforcing cord fabric in sidewall 18.