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    • 3. 发明公开
    • Lining material for pipes
    • 材料zum Auskleiden von Rohren。
    • EP0676579A2
    • 1995-10-11
    • EP95302404.9
    • 1995-04-11
    • Cant, Richard Samuel
    • Cant, Richard Samuel
    • F16L55/165
    • F16L55/1656
    • The present invention provides:-
         a lining material comprising
         a flexible fabric tube which is a circularly knitted fabric comprising a ground and a plurality of tufts of fabric projecting from the ground on the inside thereof, and
         a flexible sleeve within the tube,
         the flexible sleeve being substiantially impervious to at least one of a gas and a liquid and being capable of being inflated in use to generally radially outwardly bear on the tube to force the tube in use into general conformity with a tubular passageway.
    • 本发明提供: - 衬里材料,其包括柔性织物管,该柔性织物管是圆形针织织物,其包括地面和从其内侧从地面突出的多个织物簇,以及管内的柔性套管,柔性套管 在气体和液体中的至少一种是不可渗透的,并且能够在使用中充气以大致径向向外承载在管上,以迫使管在使用中与管状通道大致一致。
    • 4. 发明专利
    • Snooker and pool ball rack
    • GB2452931A
    • 2009-03-25
    • GB0718244
    • 2007-09-19
    • MCADAM RICHARD SAMUEL
    • MCADAM RICHARD SAMUEL
    • A63D15/00
    • Ball rack 1, for selectively setting balls 18 on a cue game table into a triangular pattern or diamond pattern, comprises a substantially equilateral triangular frame 2 having upstanding sides 4, 6, 8 defining triangular aperture 21, and at least two fixed struts 12, 14 defining generally diamond shaped aperture 23 together with two sides 4, 6. The rack may shape fifteen balls 18 in a triangular snooker pattern or nine balls 18 in a diamond pool pattern. The fixed struts may be shaped as serpentine curves (26, 28, fig. 2a), and the rack may include three fixed struts (26, 28, 36, fig. 4) such that any pair of fixed struts forms a diamond shape in conjunction with the frame sides. The height (H, fig. 1a) of the sides 4, 6, 8 may be twice as high as the diameter of the game balls 18, with the strut height being half the side height, such that the triangular ball pattern may be formed using the sides 4, 6, 8 with the struts 12, 14 passing above the balls, and the rack may be inverted to form the diamond pattern using the struts 12, 14 and the sides 4, 6.
    • 5. 发明专利
    • Accessory for cue games
    • GB2410695A
    • 2005-08-10
    • GB0402468
    • 2004-02-04
    • MCADAM RICHARD SAMUEL
    • MCADAM RICHARD SAMUEL
    • A63D15/14A63D15/16
    • The present invention relates to an accessory for cue games comprising a block of chalk for chalking a cue tip. At least one side of the block of chalk (10) is provided with a removable membrane (1) which has a lower surface (3) removably attached to the block of chalk, and an upper surface (4). The membrane includes an exposed abrasive surface (6) recessed from the upper surface. The exposed abrasive surface is used for roughening or shaping the surface of a cue tip. The invention also provides a cue tip roughening or shaping device, the device comprising a membrane (1) having a lower surface (3) for attachment to a block of chalk, an upper surface (4), and an exposed abrasive surface (6) recessed from the upper surface. The device may attach to a block of chalk via an adhesive layer, and the adhesive layer may include a peel-off backing layer (2) which is peeled off from the membrane, prior to attachment of the lower surface (3) to the block of chalk (13).
    • 8. 发明专利
    • Improvements relating to rotary pumps and motors
    • GB632414A
    • 1949-11-28
    • GB2364547
    • 1947-08-27
    • CHARLES SCOTT PRENDERGASTRICHARD SAMUEL PRENDERGASTGODFREY WILLIAM BEAUMONT DIXEY
    • F04C2/32
    • 632,414. Rotary pumps and engines. PRENDERGAST, C. S., PRENDERGAST, R. S., and DIXEY, G. W. B. Aug. 27, 1947, Nos. 23645 and 27484. [Class 110(ii)] A piston 3 is gyrated within a cylinder 4 (or vice-versa) by means of an eccentric, sliding vanes 12 dividing the crescent - shaped working space into separate parts which expand and contract with the gyratory motion. The tips of the vanes slide in recesses 13 in the cylinder. The vanes may be T-shaped or L-shaped and be held in contact with the cylinder slots by axial bearing pins, hydraulic or spring pressure. The piston 3 is mounted on an eccentric 2 on a shaft 1 mounted in bearings 9, 10, A liner 3b supports a sleeve portion 3a of the piston. For a pump, fluid is admitted through a bore 14, in the shaft 1, from an inlet 15, and led to the working-chambers from a port 16 through radial passages 17 in the piston. Fluid is discharged through a duct 18 by way of a valve 21 surrounding the sleeve 3a and covering ports 18a. The valve 21 leads to a space 20 and outlet 19. The space 20 is open to the inner ends of recesses 11 so that fluid under pressure forces out the vanes. Sealing rings 22 bear on the ends of the sleeve 3a. A pressure relief valve 23 is provided. Figs. 5, 6 show another arrangement (for an engine) in which the piston 3 is mounted on an eccentric 2 through a ball-bearing 40 and is rigid with spacer rings 41, 41a. Pressure fluid is admitted through a bore 14 and exhausted through an outlet bore 42, separated by a partition 43. Inlet and outlet ports 16, 44 respectively, are provided in the shaft 2, and co-act with the respective inlet and outlet passages 17, 45. In modifications, the slots are carried by the member 3, and the vanes 12 extend into slots in the ring 4.
    • 9. 发明专利
    • Improvements in and relating to rotary pumps and motors
    • GB579538A
    • 1946-08-07
    • GB992044
    • 1944-05-23
    • CHARLES SCOTT PRENDERGASTRICHARD SAMUEL PRENDERGASTALEXANDER CECIL ALLDRITT SQUIR
    • F04C2/32
    • 579,538. Rotary engines and pumps. PRENDERGAST, C. S., PRENDERGAST, R. S., and SQUIRE, A. C. A. May 23, 1944, No. 9920. [Class 110 (ii)] An engine or pump having a gyratory piston 27, eccentrically mounted on a ball or roller bearing 26, is connected to a stator 13 by a number of abutments 28 which rock in one member 27 or 13, and rock and slide in the other. The eccentricity may be varied to alter the capacities of the working chambers. Inlet and outlet ports 15, 17 connect with annular chambers 16, 18 respectively. The latter are alternately opened to the working chambers W, by plate valves 31 (inlet) and 34 (outlet), engaged in stepped recesses, and are moved between their limit positions by pressure differences during the expansion and contraction of the working chambers. A further inlet valve 38 may be arranged in a radial recess 39 in the outer surface of the piston, Fig. 3. A transverse opening 40, in the piston 27, leads to a passage 41. A cross pin 42 limits the valve movement. The valves 31, 34, 38 may be made of vulcanite or other material which is not affected by the fluid passing through. In a modification, inlet and outlet valves are formed by discs rotating with the shaft 19 on opposite sides of the stator and piston. Ports in the discs intermittently register with the working chambers. Oil seals 24 are provided on the shaft. Passages 50 may be provided to prevent unequal pressures on opposite sides of the piston setting upward thrust. A pump and a motor of the above type may be combined to form a power transmission unit. For delivering fluids at high pressures, a number of pumps in series may be mounted in a common casing with the piston on a common shaft, and the pistons displaced angularly for balancing purposes.