baber/WOPTO huggingface dataset:
Patent GB-1536045-A (GB)
Title: Cassette type magnetic tape recording and reproducing system
IPC: G11B15/675
Filed: 1976-06-25
Abstract: 1536045 Cassette tape recorder MATSUSHITA ELECTRIC INDUSTRIAL CO Ltd 25 June 1976 26643/76 Heading G5R In a cassette magnetic tape recorder/player in which a loop of tape is withdrawn from the cassette 1 and pressed against stationary magnetic heads 10a to 10c for recording and playback, the tape loop is drawn back into the cassette by means of a motor (17), Fig. 8 (not shown), which rotates reel 2a while reel 2b is braked, and the motor (17) is stopped by means of a switch 16 operated by a lever 13 which senses an increase in tape tension indicating that all of the tape loop has been drawn back into the cassette. As the cassette 1 is loaded into the apparatus, pinch rollers 7a, 7b are received in recesses 8a, 8b in the cassette 1 and covers, 5a, 5b, spring-biased to close the fronts of recesses 8a, 8b, are opened. Selection of record or playback moves pinch rollers 7a, 7b out of recesses 8a, 8b to withdraw a length of tape 3 from reel 2a and press it against heads 10a to 10c and capstans (9a), (9b), Fig. 1 (not shown), while the other reel 2b is held by a brake (22), Fig. 5 (not shown). Completion of such withdrawal is detected by a sensor (31), Fig. 8, which then closes a switch (30) to energize a solenoid (21) withdrawing the brake (22) on reel 2b so that the tape can be transported from reel 2a to reel 2b by the capstans. When STOP is selected, pinch rollers 7a, 7b re-enter recesses 8a, 8b and solenoid (21) is de-energized to apply brake (22) to reel 2b, whereafter when an EJECT switch (28), Fig. 8, is closed the motor (17) is energized to draw the tape loop back into the cassette as above, the lever 13 pivoted by the tape tension increase changing the switch 16 from a position energizing motor (17) to a position energizing a cassette ejection solenoid (24). During ejection, covers 5a, 5b are closed and a brake is applied to reel mount 6a.
Patent GB-356939-A (GB)
Title: Vehicle body construction
IPC: B62D31/00
Filed: 1930-09-06
Abstract: 356,939. Mudguards. RILEY, A., Aldbourne Works, Widdrington Road, Coventry. Sept. 6, 1930, No. 26673. [Class 136 (i).] In order to facilitate access to the rear seat of a motor &c. vehicle by extending the door opening to the rear wheel, a portion 2 of the rear mudguard proper is mounted on the door 7 and pivots with respect to the fixed portion 3 during the opening and closing movements of the door. Preferably the division is arranged substantially at the highest point of the mudguard, and the upper edge 4 of the part 2 moves in a recess formed between the forward edge 5 of the part 3 and an angular strip 10 secured to the underside thereof. A flexible cover 19 of rubber-lined leather or like material extending between the body and door serves as a guard for the front portion of the wheel 14 when the door is open and normally lies folded against an apron 20 depending from the chassis 21.
Patent GB-264793-A (GB)
Title: Improvements in imitation oriental carpets
IPC: D03D27/00
Filed: 1926-10-25
Abstract: 264,793. Laplante, E. L. M. Jan. 20, 1926, [Convention date]. Void [Published under Sect. 91 of the Acts]. Pile fabrics.-An imitation oriental carpet is woven with woollen skein-dyed warps and woollen printed warps. The foundation warps are of differently coloured cotton or woollen yarns. Fringes are formed at the ends of the carpet by allowing lengths of the warps to remain, while " heads " between the carpet proper and the fringes are formed by coloured wefts. The selvages are coloured at both sides of the carpet, and may be " flat or round."
Patent GB-519175-A (GB)
Title: The manufacture of synthetic resins
IPC: C08C19/14
Filed: 1938-09-13
Abstract: 519,175. Synthetic rubber. I.G. FARBENINDUSTRIE AKT.-GES. Sept. 13, 1938, Nos. 26743 and 26744. Convention dates, Sept. 13, 1937, and Aug. 19, 1938. [Class 2 (iii)] Polymerizates ofbutadiene-1, 3, and of various substitution products thereof such as isoprene, 2-chloro-butadiene-1, 3, and products of the conjoint polymerization of butadiene-1, 3 and other polymerizable substances such as styrene and acrylic acid derivatives are chlorinated in solution at above about 60‹C. to produce synthetic resins which are substitutes for chlorinated natural rubber. Solvents include chloroform, symmetrical dichloroethane,symmetrical tetrachloroethane and chlorobenzene. The polymerizates are preferably prepared in the presence of such substances as effect an increase of plasticity and solubility as described in Specification 513,146. The solutions can be stabilized by treatment with alkaline reacting substances such as sodium carbonate and a permanent stabilization of the final products can be induced by incorporating therewith an ethylene oxide derivative such as phenoxypropene oxide. In examples : (1) a sodium polymerization product of butadiene is chlorin- 'ated in chloroform ; (2) a mixed polymerization product obtained from butadiene and styrene in emulsion in the presence of di-isopropylxanthogen disulphide is chlorinated in acetylenetetrachloride and chlorbenzene and (3) a mixed polyperization product from butadiene and styrene is chlorinated in carbon tetrachloride. Specification 495,085 also is referred to.
Patent GB-779935-A (GB)
Title: Vehicle dump unit with initial lifting aid
IPC: B60P1/14
Filed: 1955-09-19
Abstract: 779,935. Tipping vehicles. BIRDWELL, B. G. Sept. 19, 1955, No. 26744/55. Class 108(1). The tipping body is pivoted at 27 to the chassis and is raised by means of struts 36 pivoted at 37 to the body and being provided with bell-crank levers 66 which are pivoted together with the lower ends of struts 36 on a cross-shaft 42 having rollers 43 engaging the lower flanges 45 of the chassis longitudinals 18. The bellcrank levers 66 are also provided with a cross-shaft 61 carrying pulleys 50 which co-operate with pulleys on the chassis and a cable 48 to cause rearward movement of the lower ends of struts 36 thus elevating the body. Initial elevation of the body is effected by rotation of the bell-crank. levers 66 about the axis of the rollers 43 thus causing the rollers 73 to bear against the underside of the body. The pulleys 50 may be mounted on the shaft 42 and the bell-crank levers omitted.
Patent GB-1292889-A (GB)
Title: Coating compositions containing bitumen
Inventor: DEVAY JOZSEF
IPC: F16L58/12
Filed: 1970-06-03
Abstract: 1292889 Bitumen coating composition UTES VASUTEPITO VALLALAT 3 June 1970 26757/70 Heading C4A [Also in Divisions B2 and C3] A coating composition comprises 1 part of a bituminous composition comprising 92% by weight bitumen, 5% by weight polyisobutylene and 3% by weight solvent-free extract oil and 1-1À5 parts of a 1 : 1 mixture of xylene and cyclohexanone.
Patent GB-427729-A (GB)
Title: Improvements in and relating to sealing devices for collapsible tubes and the like
IPC: B65D47/24
Filed: 1933-09-28
Abstract: 427,729. Stoppers for collapsable tubes &c. FAVERI, S. DE, 19, Frith Street, and CIMATTI, R., 43, Frith Street, London. Sept. 28, 1933, No. 26765. [Class 125 (iii)] A closure for a collapsable tube or like container comprises a screw - threaded neck portion 1 on the tube terminating in a tapered delivery nozzle 2 in the form of a truncated cone of sharp taper and short height in proportion to its base diameter, and having an incurved surface 3 so that the nozzle has a continuously increasing taper from its smaller end to its base. The surface 3 is provided with upwardly - inclined delivery ducts 4 and the closure cap 5 has its inner surface 7 between the screw threads and central aperture 8, smooth and curved oppositely to the nozzle so that the surfaces guide the extruded contents towards the outlet end of the cap ; the aperture 8 has a narrow rounded conical edge which engages smoothly over the smaller end of the nozzle. The ducts 4 may be initially sealed as by coating the nozzle with a layer of gelatine or the like which has to be detached before any material can be extruded from the tube or the ducts may be incompletely perforated during manufacture and a device for piercing the ducts provided on the tube. In a modification the cap is expanded at its outer end to form a table, which may be dished, to receive and hold a quantity of material discharged from the tube.
Patent GB-882496-A (GB)
Title: Improvements in or relating to reversing gearing
Inventor: THOMAS ALAN PHILIP LAWLESS
Filed: 1956-09-01
Abstract: 882,496. Reversing gearing. SKINNER Ltd., EDWARD J. Dec. 2, 1957 [Sept. 1, 1956], No. 26780/56. Class 80 (2). [Also in Group XXII] A reversing gear particularly for periodic reversals in tapping machines comprises a driving shaft 4 of an electric motor 3 having a gear 5 meshing with a gear 6 on a parallel shaft 7. The gear 6 also meshes with an idler 8 in mesh with a gear 10 secured to a sleeve 11 freely mounted upon a driven shaft 12. The shaft 12 also has secured to it a gear 23 meshing with a gear 18 freely mounted upon the shaft 7. The freely mounted gears 10 and 18 have armatures 16, 22 respectively which are adapted to be attracted by rotors 21, 15 of fixed energizing coils 20, 14. When the coil 14 is energized the clutch 15, 16 is engaged to drive the shaft 12 forwards through gears 18, 23. Alternative energization of coil 20 engages clutch 21, 22 to drive shaft 12 in the reverse direction through gears 6, 8, 10. The driven shaft 12 is slidably coupled to a tool spindle 29 through a sleeve 25 to allow the spindle to be advanced by a quill 30 and returned by a spring 34. The quill 30 is actuated by a fork lever 51 having a roller 54 engaging a cam 49 on a shaft 46 driven from worm-teeth 26 on sleeve 25, worm-wheel 27, and gears 47, 48. The shaft 46 also carries a trigger wheel 50 with adjustable triggers 58, 59 for actuating limit switches 61, 62 respectively controlling the electromagnetic clutches. Thus the rotation of the tool spindle 29 can be automatically reversed at its extreme advanced and retarded positions. The axial movement of the spindle 29 can be utilized to operate an oil pump piston 38 coupled to the quill 30 through a draw plate 37 to supply oil to lubricate the various parts of the gearing. The reverse rotation of the spindle 29 is preferably at a higher speed than the forward rotation and the gears 47, 48 may be changed to vary the rate of travel of the spindle.
Patent GB-866977-A (GB)
Title: Improvements relating to the testing of ball bearings and other articles
Inventor: STILLWELL PETER FREDERIC THOMA
IPC: B07C5/346
Filed: 1956-09-04
Abstract: 866,977. Testing ball bearings &c. ELECTRIC & MUSICAL INDUSTRIES Ltd. Aug. 15, 1957 [Sept. 4, 1956], No. 26966/56. Class 40(3) Ball bearings &c. are tested for surface faults by scavenging in vacuo, treating with radioactive gas, washing with water or other liquid or gas, and testing for residual radio-active material by a Geiger counter. As applied to an apparatus for separating perfect and faulty balls, balls 8 are, by means of cam-operated gates 9 allowed to roll past a Geiger counter 11 which through a relay 13 and electromagnet 15 operates a trap 16 to direct the balls into receivers 21, 22.
Patent GB-1341805-A (GB)
Title: Evaporator
IPC: B01D1/06
Filed: 1972-06-09
Abstract: 1341805 Thin film evaporators BRAUNSCHWEIGISCHE MASCHINENBAUANSTALT 9 June 1972 [9 June 1971] 26998/72 Heading BIB An insert 3 in the tube 2 of a thin film evaporator is held by a detachably mounted spring 6.
Patent GB-463560-A (GB)
Title: Improved light-sensitive photographic material
IPC: G03C1/775
Filed: 1935-10-01
Abstract: 463,560. Photographic printing-papers. I. G. FARBENINDUSTRIE AKT.-GES. Oct. 1, 1935, No. 27085. Convention date, Oct. 12, 1934. [Class 98 (ii)] The material comprises a metal foil as of aluminium to each face of which is glued an opaque or transparent paper, and a photographic emulsion applied to one or both of the paper surfaces. Intermediate layers of barytes, varnish, hardened or soluble gelatine may be used between the emulsion and the paper. The paper is attached by an adhesive which is not soluble in photographic developing baths.
Patent GB-942344-A (GB)
Title: Improvements in and relating to pneumatic relays
IPC: F15B5/00
Filed: 1961-07-26
Abstract: 942,344. Fluid-pressure servomotor control systems. SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ N. V. July 26,1961 [July 28, 1960], No. 27148/61. Heading G3P. In a pneumatic relay a flapper 6 is normally biased by the jet from a nozzle 15 away from a nozzle 5 which is connected to a bellows 3 which actuates the valve member 1 of a supply-exhaust valve 2 having an output line 10. A vane 20, 21 connected to a measuring instrument 23 interrupts the jet at a predetermined measured value. When used to control the filling of drums with liquid the measuring instrument measures weight and the line 10 is connected to a diaphram actuated liquid supply valve.
Patent GB-154422-A (GB)
Title: Improvements in or relating to polishing machines
IPC: B24B3/48
Filed: 1919-11-04
Abstract: 154,422. Armour, W. H., and Consol Automatic Aerators, Ltd. Nov. 4, 1919. Roller apparatus.-A polishing-machine for operating simultaneously upon the two opposite surfaces of an article, such as a Gillette-razor blade, comprises a pair of rollers 10, 11, Figs. 1 and 2, between which the article is passed by means of feed and delivery devices. Each of these devices comprises a lever 24 pivoted in a block 23 on a slide 20, which is reciprocated on the top of a pillar 18 by means of an antifriction roller 29 engaging in a grooved cam 31 driven by gearing from a belt pulley. The levers 24 have catches 28 adapted to engage with the holes in the razor blades, and they are formed with camshaped outer ends acted on by springs 27 and rollers 38 to put them in and out of engagement with the blades at the required times. The blades travel on tables 17. The polished blades fall clear of the machine through an aperture 40 in the table 17. The rollers 10, 11 have a greater peripheral velocity than the velocity of travel of the blade, and their direction of rotation tends to draw the blade through the machine. A manually-controlled dog-clutch 37 enables the operator to start and stop the feed and delivery devices. Any other device gripping the article to be polished may be substituted for the levers 24.
Patent GB-227074-A (GB)
Title: Improvements in or relating to coin freed apparatus
IPC: G07F9/08
Filed: 1923-09-25
Abstract: 227,074. Tonks (Birmingham), Ltd., and Sparks, W. Sept. 25,1923. Registering; fastenings for doors; coin action, mechanical-connection.-In coin-freed apparatus in which the coin constitutes an essential link of the releasing mechanism, the dual functions of automatically releasing the apparatus and of recording the coin are performed together, and every coin is automatically recorded whether it is inserted when the apparatus is locked or freed. In the application to a lavatory door lock, the coin inserted in a slot 10, Fig. 2, forms a connection between a flanged slide 1 operated by the outside handle 'and a dropper link 6 pivoted al 5 to a sliding latch 15, the end 12 of a lever 7 bearing against the link 6 to prevent it from moving under the weight of the coin. When the latch 15 is being withdrawn the, lever 7 is turned until a spring-pressed lever 14 engages under a shoulder 13 thereon. A counter 22 for register ing the number of coins inserted is actuated by a rod 21 connected by an arm 20 to the lever 7 A coin inserted when the door is open is registered since the movement of the latch 15 on shutting the door is transferred to the level 7 through the link 6 which is prevented from turning by the coin. An additional latch 33 Fig. 1, may be provided which is out of vertica a alignment with the latch 15 and is adapted to be pressed back flush with the lock casing by the door frame. In this position it engages an arm 28 of a spring-actuated lever 27 which has at its free end a projection 30 to engage, when the door is open, a pin 29 on the latch 15 to hold this retracted. The lever 27 is raised to release the latch by shutting the door. Coin-slit closing-devices. - A projection 9 on the lever 7 when this is. raised closes the coin slit. A flange on a vertical extension 25 of the latch 33 also closes the coin slit when the door is open.
Patent GB-766019-A (GB)
Title: Improvements in or relating to ships' compasses
Inventor: GARNER JOHN
IPC: G01C17/00
Filed: 1954-09-22
Abstract: 766,019. Magnetic compasses. RAY & CO. (LIVERPOOL), Ltd., J. W. July 22, 1955 [Sept. 22, 1954], No. 27341/54. Addition to 700,386. Class 97(2) The suspension means for a ship's compass described in the parent Specification is modified by the inclusion of resilient members which counteract lateral vibrations. As shown, according to Specification 700,386 the gimbal ring, b of a compass is pivoted in an intermediate ring d having lugs. f with sleeves f<SP>1</SP> slidable on rods g carried by rectangular frames h. Compression springs i, j surrounding rods g bear on opposite sides of lugs f. According to the present Specification, each frame h is located within a bracket m supported on the binnacle k. Guide pins n, n<SP>1</SP> on bracket m, and aligned guide pins h<SP>1</SP> h<SP>2</SP> on the bracket h, locate compression sprigs p, q between bracket m and frame h. A spring r is preferably placed between frame h and binnacle k. Screws g<SP>1</SP> with locknuts g<SP>2</SP>, and screws n<SP>2</SP>, permit adjustment of the tension in springs p, q.
Patent GB-1071182-A (GB)
Title: Apparatus for the cooling or heating of objects arranged on a specimen plate, especially preparations for use in electron microscopy
IPC: G01N1/44
Filed: 1964-07-03
Abstract: 1,071,182. Electron microscopes. F. GRASENICK, and S. GESSNER. July 3, 1964 [July 11, 1963], No. 27503/64. Heading H1D. In apparatus for the cooling and/or heating of specimens for use in electron microscopy a specimen carrying plate 7 is resiliently mounted on a shaft 8 by means of a helical spring 13 to permit of limited axial displacement and limited tilting of the plate in relation to the shaft, the shaft being axially displaceable, and also tiltable and rotatable, to bring the plate into con tact with a heating or cooling body. Alternatively, the heating or cooling body may be moved into contact with the plate. The helical spring may be replaced by a star-shaped dished spring or by a plurality of compression springs distributed over the periphery of the flange 9 or the flange itself may constitute a spring or flexible washers may be used instead of springs.
Patent GB-1511973-A (GB)
Title: Process and apparatus for producing controlled atmosphere
IPC: C21D1/76
Filed: 1976-07-01
Abstract: 1511973 Controlled gas atmospheres S Z VASILIEV I I MAERGOIZ L A MIKHAILOV and L I PUSHKAREV 1 July 1976 [1 July 1975 3 July 1975] 27541/76 Heading C5E Controlled gas atmospheres are produced by supplying a starting product on to a catalyst heated externally by the combustion products of a hydrocarbon gas, the starting product being a mixture of an additionally fed hydrocarbon gas and at least a portion of the combustion products of the hydrocarbon gas employed for heating the catalyst. The process may be conducted in an apparatus of the type shown in Fig. 1 which comprises an airtight lined casing 1 provided with a wall-mounted burner 2 for combustion of a hydrocarbon gas. Preparation of an air-gas mixture is effected in a gas-mixing unit including an air filter 3, an air flow meter 4, a hydrocarbon gas flow meter 5, a controller 6 for adjusting the ratios between the air and hydrocarbon gas flow rates and valves 7 and 8 setting these ratios. Air and hydrocarbon gas are supplied in the directions indicated by arrows A and B respectively. Upstream of the burner 2 there are successively mounted along the air-gas mixture path, a gas blower 9, a control valve 10 and a fire screen 11. The hydrocarbon gas combustion products are removed from the pipe 12 in the direction of arrow C. The catalyst 14 is contained in bucket 13 which bucket has a perforated bottom 15 connected with an outlet pipe 16 for the obtained controlled atmosphere. Inlet pipe 18 is for supplying the hydrocarbon gas on to the catalyst in the direction of the arrow D. A cooler 19 for the controlled atmosphere communicates with outlet pipe 16, the resulting controlled atmosphere being evacuated in the direction of arrow E. Thermocouple 20 is provided in the heating space 17 to measure the process temperature. The controlled atmospheres are of particular use in the heat treatment of metals and alloys.
Patent GB-299988-A (GB)
Title: Improvements in and relating to match boxes
IPC: A24F27/00
Filed: 1927-10-18
Abstract: 299,988. Moss, J. David-. Oct. 18, 1927. Matches, boxes specially designed for; lids; contents, delivering.-A matchbox comprises a body part 10 having a match-discharge aperture or notch 14 in its top edge and a sliding lid 15 provided with a striking surface 20 on its underside so that the matches may be ignited as they are removed through the aperture or notch 14. The lid, which may be slightly domed, is provided with bent-over longitudinal edges 16. 17 which engage the edges of the body 10 and bv pressing the sides of the body together the lid may be removed or replaced; stops 18, 19 limit the, sliding movement of the lid. A striking-surface may be provided in a recessed part of the bottom of the body 10.
Patent GB-1499750-A (GB)
Title: Process for producing a gas which can be substituted for natural gas
IPC: C10L3/08
Filed: 1975-06-30
Abstract: 1499750 Production of methane containing gases METALLGESELLSCHAFT AG 30 June 1975 [9 July 1974] 27605/75 Heading C5E In a process for the production of a methane containing gas for use as a natural gas substitute, a primary gas which has been produced by pressure gasification of coal, tar, or heavy residual oil is purified to remove catalyst poisons and CO 2  and is adjusted to a water vapour : CO 2  ratio of 0À55-1:1, before being passed at an entry temperature of 300-500‹ C. through a reaction zone containing a methanation catalyst which comprises 20-60% by weight nickel on a water resistant support, the temperature at which the gas enters the reaction zone being adjusted so that the gases leaving the zone are below 600‹ C., these gases then being supplied to a final methanation stage. A partial stream of the product gas may be recycled, being mixed with the scrubbed primary gas in a volume ratio of 2:1 to 6:1.
Patent GB-772597-A (GB)
Title: Improvements in or relating to cathode structures for electron discharge devices
Inventor: ANDREW DAVID LLEWELYN
IPC: H01J29/48
Filed: 1953-10-08
Abstract: 772,597. Cathode constructions. ELECTRIC & MUSICAL INDUSTRIES, Ltd. Oct. 8, 1954 [Oct. 8, 1953], No. 27623/53. Class 39(1). A thermionic cathode structure permits relative movement between cathode and apertured cathode shield allowing a different portion of the active surface to be exposed. The nickel tube 5 of the cathode 6 is fixed in a support 7 and the shield 7 with its apertured cap 8 and flange 10 is pivoted on diametrically-placed projections so that it can occupy one of two positions relatively to the support. A pair of springs 12 connected between the support 1 and the shield urge the former into one position of rest. A fusible link 13 between the support and the flange 10 constrains the support in the other position, the flange 10 being secured in fixed position in the tube. When it is desired to present a different portion of the cathode to the aperture 9, current is passed through the link 13 which fuses, and the springs 12 rock the cathode into its other position. The fusible link may be coated with barium or zirconium and act as a getter. It may be replaced by a retractable link unlatched by heating a bimetallic strip or by magnetic action. In modifications, Fig. 2, (not shown) the cathode is fixed and the shield moves; and the support moves with a toggle action about pivots 11 operated either by a weighted lever the position of which is changed by rotation of the tube or by magnetic action..