baber/WOPTO huggingface dataset:
Patent GB-1075306-A (GB)
Title: Improvements in or relating to a sliding clasp fastener
IPC: A44B19/30
Filed: 1965-11-02
Abstract: 1,075,306. Sliding clasp fasteners. SCOVILL MANUFACTURING CO. Nov. 2, 1965 [Nov. 23, 1964], No. 46417/65. Heading E2S. A sliding clasp fastener comprises a pair of stringers each of which comprises a tape 40 mounting a flattened coil 11 or 12, each coil being in the form of a plastics filament, with spaced convolutions, each convolution having a head end 13 adapted to interlock between a pair of convolutions of the mating coil, and a heel end 14 of rounded shape transversely of the fastener, a slider having front and back wings 16, 17, a neck uniting the wings at one end, uninterrupted guide flanges at the lateral edges of at least one of the wings which guide flanges ride over the heel ends of the coils; the wings, neck and flanges forming a slider channel with a pair of divergent upper branches joining a single lower branch, a pull tab 21 having spaced apart arms, pivotally mounted on the front wing, the front wing having apertures 26, 27 on opposite sides of the pull tab pivotal mounting, the outer edges of the apertures being substantially in alignment with the inner surfaces of the guide flanges at the junction of the channel branches, and a pair of slider locking cams 28, 29 projecting inwardly from the arms along the side edges of the pull tab, the cams extending through the apertures into the slider channel when the pull tab is swung down into a locking position, the cams when in locking positions being supported against outward lateral deformation by the flanges, each of the cams having a thick and deep portion in the region of the pivotal axis, the inner and opposed sides of the cams being relieved both vertically and horizontally of the pull tab so that each cam is generally tapering in both directions away from the thick and deep portion, whereby in locking positions the cams will wedge over the heel ends of a plurality of coil convolutions, the thick and deep portions 32 of the cams serving to force the pull tab into locking position when a tearing stress is applied to the fastener in the region of the slider after initial engagement of such portions with one or more coil convolutions. In use, the coil convolutions adjacent the slider neck are forced laterally inwardly to a sufficient extent to cause jamming of the head end of one of the coil convolutions under the neck of the slider. The portions of the coil engaging surfaces of the cams are irregular or roughened to assist the cams being selfpropelled into locking position once they have made initial contact with the fastening elements. In a modification a second pull tab similar to that on the front wing is mounted on the back wing and the back wing is apertured like the front wing.
Patent GB-1025790-A (GB)
Title: Aircraft control system
IPC: B64C29/00
Filed: 1964-11-16
Abstract: 1,025,790. Controlling aircraft. DORNIERWERKE G.m.b.H. Nov. 16, 1964 [Nov. 15, 1963], No. 46558/64. Heading B7G. [Also in Division E2] An aircraft control system has a lever 7 through which signals are transmitted from a manual control 2, and from a servomotor 15 under the control of an autopilot 3, to an output rod 8, and means are provided for returning the pivot 5 connecting the autopilot input to the lever 7 to an adjustable predetermined position and locking it. In one embodiment, (Fig. 2, not shown), an extension 22 of a rod connecting the servomotor 15 to the pivot 5 is urged by a spring 24 towards a predetermined position in which balls 29 on a piston 21 fixed to the rod are aligned with a recess 30 of a cylinder 18. The balls are urged into the recess by an electromagnetically-operated wedge member 27. In a modification (Fig. 5, not shown), the balls are replaced by spring-loaded claws mounted on the piston. In another embodiment (Fig. 3), the extension 41 of the rod leading to the pivot 5 has a piston running inside a cylinder 33 closed at both ends and mounted in another cylinder 31. Another piston 34 with a stop 42 is also fitted in the cylinder 33, and the cylinder 33 and piston 34 are urged into the position shown by springs 46, 47. The rod 41 is locked by pressure fluid introduced at 43 which causes the piston on the rod 41 to be trapped between the end cover 40 of the cylinder 33, and the stop 42 which are urged towards one another. The manual control is also connected to a feel simulator 12 and a trim motor 14.
Patent GB-1074349-A (GB)
Title: Improvements relating to magazine spindles for record players
Inventor: GRANBY PETER HUGH
IPC: G11B17/16
Filed: 1964-11-16
Abstract: 1,074,349. Magazine spindles. MAGNAVOX ELECTRONICS CO. Ltd. Nov. 16, 1964, No. 46572/64. Addition to 1,011,291. Heading G5R. A magazine spindle of the type disclosed in Specification 1,011,291 is modified in that the operating sleeve is arranged to be pushed upwards from its lower end by means of a bellcrank arm, Fig. V (not shown).
Patent GB-1119360-A (GB)
Title: Improvements in or relating to lubrication of tools operable with compressed air
IPC: F01M3/00
Filed: 1965-11-05
Abstract: 1,119,360. Lubricating. GEBR. BOHLER & CO. A.G. 5 Nov., 1965 [5 Nov., 1964], No. 46947/65. Heading F2A. A hand-held tool driven by compressed air, comprises a flexible hollow body 11 positioned in an oil reservoir 7 and connected to a compressed air feed line 15, supply of air to the body 11 emitting oil from the reservoir 7 into an air stream supplied by the feed line. The reservoir 7 and hollow body 11 are annular. Compressed air flows through valve 9, 10, line 15, ducts 14, 13 in ring 12 to the body 11. The oil is emitted through felt pads 19 and one-way valves 20 and passes in the air stream to the tool motor.
Patent GB-470252-A (GB)
Abstract: 470,252. Igniting gas burners. PARKINSON STOVE CO., Ltd., and SMITH, R. E. Jan. 11, 1936, Nos. 967 and 5428. [Class 75 (iii)] A catalytic igniter for gas-fire &c. burners comprises a fitting having two or more interconnecting chambers, in one of which the catalyst is housed and into another of which gaseous mixture is adapted to be directed by an auxiliary jet so that, when the mixture in the chambers is ignited by the catalyst, a flame is projected from an opening in one or more of the chambers to ignite the burner and from the inlet opening for the gaseous mixture to ignite the auxiliary jet. In one form, a pellet of spongy platinum 1 is supported by platinum threads 2 in a wire frame 3 detachably mounted in the upright limb 4 of a hollow inverted T-piece secured by a lug 10 to the burner 11. One end of the horizontal limb 7 is provided with air inlets 8, controlled by a screw plug 9, and the other end is open to receive gaseous mixture from an auxiliary jet 12 on the burner. The limb 4 is provided with a detachable cap 5 and an opening 6 through which a flame is projected to ignite the burner. The jet 12 is arranged so that, when ignited, the products of combustion do not enter the limb 7. In a second form, the catalyst 18 is housed in a downwardly-extending chamber, 16, and a flame opening 17 is provided in an upwardly-extending chamber 15, on a horizontal tube 14 so that the products of combustion of the auxiliary jet flow through the chamber 15. Two vertical chambers 15 may be provided side by side. In a third form, the catalyst is housed in a chamber 23 and air is admitted through a chamber 22 to a horizontal tube 21, provided with a screw control plug 25. The auxiliary jet 27 is located in a channel member 26 and is adapted to heat a bimetallic strip 28 operating a shutter 30 for deflecting products of combustion of the jet away from the open end of the tube 21. The second Provisional Specification states also that a bimetallic strip may be heated by the main burner for cutting off the supply of gas and air to the auxiliary jet.
Patent GB-1286255-A (GB)
Title: Matched sets of golf clubs
Inventor: KILSHAW JOHN ARTHUR
IPC: A63B53/12
Filed: 1968-10-04
Abstract: 1286255 Matched set of golf clubs DUNLOP HOLDINGS Ltd 6 Oct 1969 [4 Oct 1968] 47175/68 Heading A6D A matched set of golf clubs is characterised in that the flexural rigidity of the shaft of any iron or any wood is not greater than that of the shaft of any longer iron or wood respectively. The values of the flexural rigidity may decrease progressively from the longest to the shortest shaft, this being achieved in a stepped metal tubular shaft by the use of different wall thicknesses for the various steps or an increase in the length of the step nearest the club head, and in an unstepped shaft by tapering the shafts at the head end, the untapered portion becoming shorter. The woods may have a common frequency of vibration, and also the irons may have a common frequency of vibration, this being different from that of the woods.
Patent GB-1449246-A (GB)
Title: Contrast image systems
IPC: G02B27/50
Filed: 1973-10-10
Abstract: 1449246 Optical apparatus INTERNATIONAL BUSINESS MACHINES CORP 10 Oct 1973 [30 Oct 1972] 47198/73 Heading G2J A contrast image system for representing the surface topography of a generally flat object 16 as a contrast image comprises a source 10 and aperture 13 for producing a beam 11 which is collimated by lens 14 and is incident on the surface 15 of the object 16. The reflected light is focused (in Fig. 1 by lens 14) past a second aperture 18 to an image plane 17. The second aperture 18 is effective partially and asymmetrically to occlude light passing the focal plane. The second aperture may be a knife edge. In a modification Fig. 2 (not shown) light reaches the surface from the source via one lens and the reflected light reaches the image plane via another lens which may be of different focal length. A further beam-splitter may be placed in the return path to direct light to a detector and an analyzer. A television camera may view the contrast image.
Patent GB-1025158-A (GB)
Title: Fungicidal mercury compounds
Inventor: THOMANN GUSTAV
IPC: C07F3/10
Filed: 1964-11-20
Abstract: The invention comprises a product forming in aqueous solution on tribasic dissociation an anion of the formula <FORM:1025158/C2/1> and three cations of which two have the formulae [-HgCH2CH2OR11]+ and [-Hg-R1]+ wherein each of R1 and R11 represents an alkyl radical containing from 1 to 4 carbon atoms, for example methyl, ethyl, n-propyl or isopropyl radicals.  The third cation is preferably hydrogen, an alkali or alkaline earth metal, for example sodium, potassium, calcium or magnesium, ammonium or organic amine cation, the amine preferably being water-soluble, for example methylamine, di- or tri-methylamine, ethylamine, mono-, di- or tri-ethanolamine, a propanolamine or morpholine.  The products may be prepared by reacting molar proportions of citric acid, a compound of the general formula R1HgX and a compound of the general formula R11OCH2CH2HgX, wherein R1 and R11 are as above and X represents a hydroxyl group or the residue of an acid capable of being replaced by citric acid under the reaction conditions. The reaction may be carried out either in one stage by mixing equimolar proportions of the three reactants or in two stages by reacting the citric acid with one mercury containing compound to give a reaction product which is reacted with the other mercury containing compound.  The reaction is preferably effected in aqueous solution and subsequently the pH of the solution may be adjusted to the physiologically advantageous value of between 6 and 7 by the addition of a base, for example alkali metal or alkaline earth metal hydroxide (preferably in aqueous solution or suspension), of ammonia or of an amine (preferably in aqueous solution).  Examples describe the preparation of products wherein R1 is methyl, R11 is ethyl and the third cation is either hydrogen or hydrogen partially replaced by sodium. These citric acid derivatives may be used in fungicidal or bactericidal compositions in liquid form, the solvent being water or a mixture of water with water-soluble organic solvents, for example alcohols and ketones, or in pulverulent form distributed on inert solid carriers, for example talc or hydrated sodium alumino-silicate.ALSO:Fungicidal and bactericidal compositions contain organo-metallic compounds which form in aqueous solution on tribasic dissociation an anion of the formula <FORM:1025158/A5-A6/1> and three cations of which two have the formulae [-HgCH2CH2OR11]+ and [-Hg-R1]+, wherein each of R1 and R11 represents an alkyl radical containing from 1 to 4 carbon atoms, for example methyl, ethyl, n-propyl or isopropyl radicals.  The third cation is preferably hydrogen, an alkali or alkaline earth metal, ammonium or organic amine radical.  These citric acid derivatives may be used in liquid compositions, the solvent being water or a mixture of water with water-soluble organic solvents, for example alcohols and ketones, or in solid pulverulent compositions, being distributed on inert solid carriers, for example talc and hydrated sodium aluminosilicate.  The compositions are used as steeping agents for seed.
Patent GB-1285033-A (GB)
Title: Iprovements relating to garage doors
Inventor: MCGREGOR DONALD
IPC: E05D15/44
Filed: 1968-10-07
Abstract: 1285033 Up-and-over door operating mechanism MORRIS SINGER & HASKINS Ltd 7 Oct 1969 [7 Oct 1968] 47411/68 Heading E2M An up-and-over door is counterbalanced by means of a spring motor 15a comprising a strip of stainless spring steel 17a secured at one end to a freely rotatable reel 20a and at the other end to a shaft 5a which extend horizontally across the door panel 1a below its centre and has at each end rollers 7a for engagement with guide tracks 3a on the door frame 4a. A gear rack 21 for engagement with a pinion 23 on the shaft 5a is provided adjacent each guide track and may be formed integrally with it. Radius arms 11a are pivotally mounted between the top of each guide track and a bracket 13a on the door panel. The shaft 5a may be rotated by manual operation of the door, or by means of an electric motor 25 through an output shaft 33, chain 41 and chain sprockets 37 and 39, to operate the door. A locking device 43, which may comprise a bolt actuated by a solenoid 45, may be provided. In a modification (Fig. 4), each gear rack and pinion may be replaced by a wire rope (9) secured to the top of the door frame and the shaft (5) being wound round an enlarged portion (10) of the shaft as it rotates.
Patent GB-1090280-A (GB)
Title: Extendible conveyor
IPC: B65G21/14
Filed: 1965-11-09
Abstract: 1,090,280. Endless conveyers. LEE-NORSE CO. Nov. 9, 1965 [Nov. 17, 1964; Sept. 28, 1965], No. 47415/65. Heading B8A. A portable extendible belt conveyer 10 for use in a mine comprises a loading section 12 to which is pivoted a hopper 146 actuated by hydraulic jacks 150. The section 12 is movable by crawlers 26 and is detachably securable to a discharge section 20 by pins 22 receivable in openings in the loading section 12. In the retracted position of the conveyer the discharge section 20 is carried by the loading section 12. When the conveyer is extended, Figs. 2, 2A, the two sections are detached to permit independent longitudinal movement of the loading section 12. The discharge section 20 is anchored by jacks 28. Conveyer belt 52.-Driving rolls are carried by the loading section 12 and are driven by hydraulic motors 60a, 60b. The belt is guided and supported by troughing idlers 36, idlers 42, 44, snubbers and return rollers (not shown), and when the conveyer is extended as shown, the belt is also supported by troughing rollers (38) and idler rollers (46) carried by stands (40), Fig. 3 (not shown). Ropes 88 maintain the stands upright, extending between an anchor member (100) and a rope storage means (86), Figs. 5, 6 (not shown). A belt storage means 51 provided on the loading section 12 automatically adjusts the effective length of the belt during extension and retraction of the conveyer. Hydraulic system. Fig. 7 (not shown).-This is powered by an electric motor (104) which drives a double pump (106) and a constant pressure variable volume pump (124). The pump (106) supplies fluid motors (120) for driving the crawlers 26. The pump (124) actuates a jack (130) for maintaining tension on a rope 84 connected to a carriage (70) of the belt storage means (51). Figs. 8-15 (not shown) illustrate the use of a continuous miner (154) with one or two conveyers (10a, 10b).
Patent GB-1110073-A (GB)
Title: Improvements in and relating to reflectors
Inventor: MANUEL JOHN STENHOUSE
IPC: F24C15/22
Filed: 1965-11-09
Abstract: 1,110,073. Reflectors for infra-red heaters. BRITISH IRON & STEEL RESEARCH ASSOCIATION. 18 Nov., 1966 [9 Nov., 1965], No. 47442/65. Heading H5H. [Also in Division F4] A reflector comprising main energy-reflecting surfaces A, shaped parabolically, with a recess having a further reflecting surface C, also shaped parabolically, joined to said surfaces A by intermediate curved surfaces B which in the plane at right angles to the heating element (shown dotted) define arcs of a circle, provides parallel beams of energy when the element is assembled in the reflector at the common focus of said curves A, B and C. Alternatively, curves A and C may be elliptical in shape.
Patent GB-1158299-A (GB)
Title: Electrically Insulating Material.
IPC: C04B35/48
Filed: 1967-10-19
Abstract: 1,158,299. Electrically insulating magnesia refractories. NORTON CO. 19 Oct., 1967 [25 Oct., 1966], No. 47656/67. Heading C1A and C1J. [Also in Division H5] An electrically insulating refractory material comprises a mixture of particulate fused MgO with from 0À5 to 8% by weight of a particulate mixture of crystalline zirconia and glassy silica, the zirconia and silica preferably being approximately equimolar. The. zirconia and silica may be produced by fusing zircon ZrSiO 4  then cooling. The fused zircon preferably passes through a 100 mesh sieve (U.S. Series) with preferably at least 20% passing through a 325 mesh sieve. It is preferred that the particle size of the fused zircon is no larger than the maximum particle size of the MgO. The insulating material is typically heated to 900 C.
Patent GB-1175008-A (GB)
Title: Hydraulic press
IPC: B30B5/02
Filed: 1968-10-10
Abstract: 1,175,008. Hydraulic presses. VERSON ALLSTEEL PRESS CO. 10 Oct., 1968 [25 April, 1968], No. 48089/68. Heading B5F. In an hydraulic forming press having an expansible fluid pressure bag 66 located in a work-receiving cavity 52, a cylindrical body 12 defining the cavity 52 comprises inner and outer members 34, 32 with a chamber 36 therebetween adapted to receive fluid under pressure so as to promote uniform stress distribution in the outer body member 32. A work-supporting tray 20 has spring-biased rollers (not shown) riding on rails 56, 58. The side walls 78, 80 of the tray 20 carry rails 91, 93 engaging side rail members 86, 88 during operation of the press. A sealing ring (100) having side elements 102, 104 co-operates with a tough rubber lining 68 for the pressure bag 66. The bag 66 and chamber 36 are connectable to a common fluid pressure source (22).
Patent GB-1516252-A (GB)
Title: Apparatus for sealing plastics/metal laminates
IPC: B29C65/00
Filed: 1976-05-07
Abstract: 1516252 Seaming non-metallic sheet material FKF BERLIN-FLEISCHWAREN UND KONSERVENFABRIK SCHULZ & BERNDT GmbH & Co KG 7 May 1976 [9 May 1975 26 Aug 1975] 48455/77 Divided out of 1516251 Heading B5K The subject matter is similar to that disclosed in Specification 1,516,251 but the claims relate to apparatus for sealing together the plastics layers of two plastics/metal laminates comprising first and second sealing heads carrying respective sealing dies and means for closing the sealing dies, said means comprising an hydraulically actuated toggle mechanism hinged to one of the sealing heads and to a resilient buffer.
Patent GB-1162118-A (GB)
Title: Lubrication of Small End Bearings for Reciprocating-Piston Engines or Machines
Inventor: WHITEHEAD HERBERT ALWYNE
IPC: F16N13/18
Filed: 1966-11-02
Abstract: 1,162,118. Lubricating. RUSTON & HORNSBY Ltd. 24 Oct., 1967 [2 Nov., 1966], No. 49126/66. Heading F2A. A bearing and a lubricating system therefor comprises a pin 13 and bush 15 which are relatively oscillatable and which reciprocate together, a weight 23 being slidable in a chamber 18 in the pin and having a plunger 24 extending into a passage 27 in the pin, which passage opens into the bearing surface of the pin, so that on reciprocation of the bearing lubricant is pumped to the bearing surfaces. In Fig. 1 gudgeon pin 13 of a two-stroke I.C. engine is secured to piston 10, and the axis of cylindrical chamber 18 and weight 23 are coincident with the line of reciprocation. Bore 27 is connected to a conventional lubricant supply by passages 34, and opens into a recess 31, 32 in the surface of the pin. The movement of the weight 23 is damped by oil supplied to chamber 18 by passage 35, oil flowing past the weight through grooves 19. An oil outlet 36 is provided.
Patent GB-1187884-A (GB)
Title: Improvements relating to Electromagnetic Relays.
Inventor: STERFF WILHELM
IPC: H01H51/22
Filed: 1968-10-17
Abstract: 1,187,884. Polarized electromagnetic relays. SCHALTBAU G.m.b.H. 17 Oct., 1968 [8 Nov., 1967; 19 Sept., 1968], No. 49237/68. Heading H1N. A polarized relay has a centrally pivoted armature 7 rockable on a soft iron body 4 mounted between like poles of two permanent magnets 2, 3 which are recessed as at 5 to embrace the relay coil 1. The armature cooperates with polepieces 6 and may be recessed at 8 and 9 so that the half 10 or 11 of the armature, when in the attracted position, forms with its respective permanent magnet 3, or 2 an almost complete enclosure for its end of the coil. Alternatively (Fig. 2, not shown) the armature may have two flat halves and co-operate with permanent magnets which substantially embrace the coils. The relay may be bi-stable as shown or made single-side stable by the addition of a biasing spring.
Patent GB-1061516-A (GB)
Title: Dishwashing apparatus
IPC: A47L15/23
Filed: 1965-11-19
Abstract: 1,061,516. Dishwashing machines. WHIRLPOOL CORPORATION. Nov. 19, 1965 [Dec. 9, 1964], No. 49352/65. Heading A4F. In a dishwashing machine in which the impeller 26 of a centrifugal pump 20 is rotated in one direction to circulate liquid over the dishes to be washed or rinsed, and is rotated in the opposite direction for removing the liquid to a drain 38 (Fig. 3, not shown) by a pump (32A), having an impeller 36 rotatable with the impeller 26, and, during draining of the liquid, air is vented from above the liquid level 19 through a pipe 40 into the housing 21 of the pump 20 to prevent noise due to cavitation and to the impact of the liquid on the pump impeller 26 and housing 21.