baber/WOPTO huggingface dataset:
Patent FI-20125017-A (FI)
Inventor: KVIST HEIKKI
Filed: 2012-01-05
Abstract: The invention relates to a saw blade structure of a chain saw that comprises a saw blade (121) for a saw chain (141), a fastening part (122) for fastening the saw blade to a frame part (360) of the chain saw, the frame part (360) being movably fastenable to a boom (110). The saw blade structure (120) also comprises a support structure (200) in the longitudinal direction of the saw blade (121) for bracing the saw blade (121) in such a manner that the support structure (200) is fastenable at least at one point to the side surface of the saw blade (121) and at least at another point to the frame part (360). In addition, the invention relates to a chain saw (112) that comprises said saw blade structure (120) and saw chain (141) arranged to the saw blade (121). In addition, the invention relates to a work machine that comprises a boom (110), to which said saw blade structure (120) or chain saw (112) is fastened. In addition, the invention relates to an accessory for the saw blade structure of the chain saw, wherein the accessory (200) is a support structure (200) bracing the saw blade (121) and fastenable to the side of the saw blade (121) of the saw blade structure, and the support structure (200) is fastenable at least at one point to the side surface of the saw blade (121) and at least at another point to the frame part (360) of the chain saw, which is movably fastenable to the boom (110).
Patent FR-1601748-A (FR)
Title: Capsule for rectal suppositories
IPC: A61J3/08
Filed: 1967-10-23
Granted: 1970-09-14
Abstract: For storing rectal suppositories individually a capsule comprises a hollow envelope, pref. plastics, with an opening at one end, and integral with a base plate which surrounds the opening and is perpendicular to the envelope's walls. The capsule is closed by a lid after the suppository has been placed in it, and has a thin line of weakness, along which it can be torn. The line follows one or more generatrices, a circle or helix.
Patent GB-1051676-A (GB)
IPC: B65H75/28
Abstract: 1,051,676. Spools. COMBINED OPTICAL INDUSTRIES Ltd. Dec. 8, 1965 [Dec. 8, 1964], No. 49887/64. Heading B8M. A spool comprises two parts, each comprising a hollow cylindrical hub and a transverse flange, the hubs fitting one within the other and each being provided with a slot. In a preferred embodiment, the internal surface of the larger hub is slightly tapered to enable the smaller hub to be force fitted therein. Other means for securing the hubs together may be provided e.g. a snap fit recess and projection arrangement, or a coarse helix arrangement. The slots preferably extend longitudinally of the hubs, but they may be inclined to the axis of the spool. toothed or of zig-zag configuration. In the preferred embodiment the flanges are provided with axial apertures for the engagement of a spindle and one flange is provided with a slot to engage with driving means. In use, the end of the material to be wound on the spool is placed in the aligned slots, and the hubs are rotated relative to each other to grip the material between them. The spool may be metal or may be moulded from plastics material e.g. polystyrene, polyethylene, and is mentioned as being particularly suitable for typewriter ribbons.
Patent GB-1052952-A (GB)
IPC: F26B11/02
Abstract: 1,052,952. Shoot discharge. SOCIETE FIVES LILLE-CAIL. June 25, 1963 [March 25, 1962], No. 11769/62. Heading B8S. [Also in Division F4] The Specification describes a rotary distributer for use with the heat-exchanger of Specification 995,094. Solid granular material is delivered via a spout 11 to a cylindrical metal drum 1, whose axis is slightly inclined to the horizontal in the direction in which the material advances, the rate with which the material passes through the drum being proportional to the speed of rotation of the said drum, which may be rotated at various speeds by such means as a chain-driven sprocket 8. The drum is lined internally and externally with refractory material, 2 and 3, respectively, and is supported by hoops 4, 5 resting on sets of rollers 6, 7. The distributer may be fitted with a remote control, and may be thermally insulated.
Patent GB-1054584-A (GB)
IPC: C08K5/37
Abstract: 1,054,584. Stabilizing vinyl chloride polymers. CARLISLE CHEMICAL WORKS Inc. June 24, 1964 [July 2, 1963], No. 12008/66. Divided out of 1,054,583. Heading C3P. A method of inhibiting gel formation in organic solutions and organosols of vinyl chloride polymers stabilized with sulphur-free organo tin compounds comprises adding thereto an alkyl mercaptan as antigelling agent. The polymer may be polyvinyl chloride or a copolymer of vinyl chloride with vinyl acetate, vinylidene chloride, maleic anhydride, acrylates or methacrylates. Specified stabilizers are monodi- and triorgano tin oxides, hydroxides, ethers, esters and salts. In an example an organosol comprising polyvinyl chloride, a vinyl chloride/ vinyl acetate/maleic anhydride copolymer, epoxy resin, titanium dioxide, antimony oxide, dioctyl phthalate, diisobutyl ketone, methyl isobutyl ketone, aromatic naphtha and dibutyl di-(triethanolamine) silicate N,N-dioleate is stabilized with dibutyl tin dilaurate and dodecyl mercaptan.
Patent GB-1054688-A (GB)
IPC: C08G77/00
Abstract: 1,054,688. Organosilicon polymers containing groups. GENERAL ELECTRIC CO. April 29, 1964 [May 27, 1963], No. 17744/64. Heading C3T. The invention comprises polymers containing units O 3-a /2 SiR 2 -R<SP>1</SP>-Z-R<SP>1</SP>-SiR 6 O 3-b /2 and op-   tionally units R c SiO 4-c /2 where Z is a divalent metallocenyl radical of formula wherein M is a transition metal and Q is H or an electron donating or electron withdrawing organic radical, R is a hydrocarbon, halohydrocarbon, cyanalkyl or fluoralkyl radical, R<SP>1</SP> is a divalent hydrocarbon radical or R<SP>11</SP>Y wherein R<SP>11</SP> is a divalent hydrocarbon radical and Y is a carbonyl, carbinol, carbamino or carbazido radical, a is 0, 1, 2 or 3, b is 0, 1 or 2, and c is 0, 1, 2 or 3. The transition metals are those of atomic numbers 22-28, 40-46 and 72-78, Fe, Ru and Os being preferred. The polymers are prepared by hydrolysing bis-(silylorgano) metallocenes of formula where X is halogen, with halosilanes R c SiX 4-c  if required. When a in (4) is 3, the compound (4) may be dealkylated, e.g. by treatment with concentrated sulphuric acid, followed by hydrolysis of the sulphato compound produced, with a halosilane if required. The compounds (4) may be obtained by reacting a metallocene with a silyl carboxylic acid halide. Copolymers preferably contain at least 0À001 mols. of units (1) per unit (2). Hydrolysis is by standard procedures, preferably taking place in an organic solvent, e.g. CH 2 Cl 2 , C 6 H 6  or C 6 H 5 CH 3 . In the examples compounds consisting of the units -(CH 3 ) 2 Si.CH 2 CH 2 CO .[C 5 H 4 ]Fe[C 5 H 4 ]. COCH 2 CH2.Si(CH 3 ) 2 O-, -(CH 3 ) 2 Si.CH 2 CH 2 CH 2 CO.[C 3 H 4 ]Os[C 5 H 4 ]. COCH 2 CH 2 CH 2 .Si(CH 3 ) 2 O-, -(CH 3 )Si.CH 2 CH 2 CH 2 CH 2 .[C 5 H 4 ]Fe[C 5 H 4 ]. CH 2 CH 2 CH 2 CH 2 .Si(CH 3 )O-, -CH 3 ) 2 Si.CH 2 CH 2 CH 2 .[C 5 H 4 ]Fe[C 5 H 4 ]. CH 2 CH 2 CH 2 .Si(CH 3 )O-, and -(CH 3 ) 2 Si.CH 2 CH 2 CH 2 .[C 5 H 4 ]Ru[C 5 H 4 ]. CH 2 CH 2 CH 2 .Si(CH 3 ) 2 O- are prepared by the action of concentrated sulphuric acid, followed by hydrolysis, on the corresponding bis-(trimethylsilylorgano)-metal - locenes. The compounds in which R<SP>1</SP> is alkylene may be obtained by reduction of the corresponding carbonyl compounds (see Example 4). A polymer of units -(CH 3 ) 2 Si.CH 2 CH 2 CH 2 CO. [C 5 H 4 ]Fe[C 5 H 4 ].COCH 2 CH 2 CH 2 .Si(CH 3 )O- is obtained by hydrolysis of the dichloro compound.
Patent GB-1054931-A (GB)
IPC: G01F1/10
Abstract: 1,054,931. Measuring fluid flow electrically. UNITED KINGDOM ATOMIC ENERGY AUTHORITY. March 24, 1964 [March 27, 1963], No.12081/63. Heading G1N. [Also in Division Fl] A rotary flow meter for measuring fluid flow in a duct 1, Fig. 1, includes a bladed rotor 10 of light alloy or other suitable non-magnetic material freely supported for rotation by the fluid on a shaft 5 and a plurality of electrostatic sensing heads 14 mounted adjacent the rotor blades at positions spaced around the duct 1 at distances equal to the blade spacing or multiples thereof. The heads 14 are connected by leads 17 to an electrical circuit 15 which is connected by a lead 18 to a fixed part of the meter. Step-changes in the capacitance of the heads give output pulses which are transmitted to an indicator 16 to give an indication of rate of flow. By connecting the heads in series, pulses of larger magnitude can be obtained since the capacitance changes take place simultaneously. As shown, the rotor is supported in a gas bearing having radial and axial clearances 7, 8 to provide journal and thrust bearings. The gas from the bearings joins the flow of gas being measured and although generally small may require to be compensated for in the indicated flow rate.
Patent GB-1225871-A (GB)
IPC: C08F110/14
Filed: 1968-01-29
Abstract: 1,225,871. Olefine polymerization. IMPERIAL CHEMICAL INDUSTRIES Ltd. 9 Jan., 1969 [29 Jan., 1968], No. 4497/68. Heading C3P. Branched chain olefines of formula CH 2  = CH(CH 2 ) m CR 1 R 2 R 3  are polymerized in the presence of a catalyst system comprising an organic metallic activator and the hydrocarbon insoluble reaction product of TiCl 4  and R n Al- X( 3-n ) wherein m is 0, 1 or 2, R 1  is a methyl or ethyl group, R 2  is a C 1-5  alkyl group, or R 1  and R 2  together form a cycloalkyl group, R 3  is hydrogen when m = 0 or hydrogen, methyl or ethyl when m = 1 or 2, R is a C 3-6  alkyl group, X is chloride or bromide and n is greater than one and not more than two. The reaction product may be prepared by adding titanium tetrachloride to the organo aluminium compound, preferably at -20 to +20 C., and after reaction the mixture is heated prior to the separation of the insoluble reaction product. In the examples, 4 methyl pentene - 1 (optionally copolymerized with decene - 1) and 3 methyl butene - 1 are polymerized in a hydrocarbon solvent, optionally in the presence of hydrogen using a catalyst system comprising an organoaluminium activator such as diethylaluminium chloride or di-isobutyl aluminium chloride and a hydrocarbon insoluble reaction product formed by reacting titanium tetrachloride with aluminium sesqui-isobutyl chloride, n-hexyl aluminium chloride, n-propyl aluminium sesquichloride, and isohexyl aluminium sesquichloride. The polymerization may be terminated by the addition of an alcohol, and the polymers have isotactic structures.
Patent GB-1226690-A (GB)
IPC: G21F7/06
Filed: 1969-11-03
Abstract: 1,226,690. Manipulators. CENTRAL RESEARCH LABORATORIES Inc. 3 Nov., 1969 [8 Nov., 1968], No. 53864/69. Heading B8H. [Also in Division F2] Each rotary element of a remote control manipulator through-tube for transmitting motions from a master arm on one side of a barrier wall 15 to a slave arm on the opposite side, is engaged by two pairs of spaced-apart elastic seals, one pair at each end, the annular space between the two pairs being adapted to be pressurized and the annular space between the individual seals of each pair being filled with sealing fluid, means being provided for independently maintaining the fluid pressures within the annular spaces between the individual seals. Each individual seal, Fig. 5, is of the lip-type and is made of nitrile rubber bonded to a casing 68, its lip 69 being urged by a spring 70. The manipulator through-tube consists of an inner cylinder 13 clamped by a draw-bar 45, 49 between end-plates and rotatable on ballbearings 24 within a stationary two-part outer cylinder 12 which is mounted by compressed sealing rings 17 in an opening 14 in the wall 15. The master arm is carried on the left-hand end plate and the slave arm is carried on the righthand end plate in relation to the drawings and, as shown diagrammatically in Fig. 6, the sealing system for the lip seals at the master arm end is separate from that of the slave arm end; the pressures in both these systems and the pressure between the pairs may be equalized by a connection 89 fitted with filters 90, 91 but the pressure in the system for the lip seals at the master arm lip seals may be controlled by a valve 98. The annular space between the pairs is pressurized through a connection 87 and a port 88 in the cylinder 13. At the master arm end, the rotary cylinder is sealed by a pair of oppositely-facing lip seals 59, 60 and the rotary elements 52 (only one of which is shown in Fig. 3, supported on ball-bearings 58) are each sealed by a pair of oppositely-facing lip seals 63, 64; sealing oil, which is pressurized in a reservoir 92 by a connection 97, is connected to the annular space between the pair of lip seals 59, 60 by a duct 71, and to the annular space between each pair of lip seals 63, 64 by an interposed duct 74 and a chamber 76. At the slave arm end, the rotary cylinder 13 is sealed by a pair of lip seals 61, 62 which face in the same direction and the rotary elements 52 are each sealed by a pair of lip seals 65, 66 which face in the same direction; sealing oil which is pressurized in a reservoir 93 by a connection 95 is connected to the annular space between the pair of lip seals 61, 62 by ducts 78 ... 82 and to the annular space between each pair of lip seals 65, 66 by a further duct 84 and a chamber 85.
Patent GB-1226888-A (GB)
IPC: C02F3/28
Filed: 1969-01-30
Abstract: 1,226,888. Treating sewage &c. BIRD MACHINE CO. 30 Jan., 1969 [23 Feb., 1968], No. 5168/69. Heading C1C. A process for improving digestion in anaerobic digesters of sludge derived from sewage and industrial waste comprises withdrawing sludge from a digester, centrifuging it to form two fractions, the first of which is mother liquor essentially free of solids from the sludge and contains dissolved acid and the second of which contains substantially all of the solids, and feeding only the second fraction to a digester. In a first embodiment, sludge which may be activated sludge is screened, degritted or thickened is fed to an aerobic digester 10 via line 12. Digested sludge is discharged via line 14 for disposal preferably after dewatering on sand beds, by vacuum filtration or by centrifugation. Digester gas is vented via line 16 and may be burnt to produce heat for the plant. The digester 10 may be provided with a mixing device. Sludge is withdrawn from digester 10 and passed via line 18 to one or more solid bowl centrifuges 20 in which mother liquor is separated for return for further treatment or disposal via line 22 and the partially de-liquored sludge is returned to the digester 10 via line 24. Chemicals, e.g. flocculants, may be added to the centrifuge 20 via line 26. The centrifuge 20 is preferably sealed to prevent air influx and gas outflow. Scum floating on the contents of the digester 10 is removed via valved line 30 to the centrifuge 20. Line 18 is preferably heated by a heat exchanger 32. Dilution water, plant effluent, or chemicals to neutralize acidity may be added to sludge discharge line 24 via line 34. In a second embodiment, Fig. 2 (not shown), the sludge discharged from a centrifuge (20<SP>1</SP>) may be fed to a second digester (50).
Patent GB-1227430-A (GB)
IPC: A47L9/28
Filed: 1968-12-02
Abstract: 1,227,430. Suction cleaners. R. M. MAYWOOD. 5 Nov., 1969 [2 Dec., 1968], No. 57078/68. Heading A4F. A suction cleaner device is adapted for attachment to a pistol grip power drill to be driven thereby. The device comprises an impeller 3 having a shaft 3A adapted to engage in the chuck 9A of the drill 9. A fish-tail suction nozzle 1 extends from the impeller casing 2 carried by a supporting frame 6 which is fastened to the body of the drill. An exhaust tube 5 leading into a dust bag 7 extends from the casing 2.
Patent GB-1229387-A (GB)
IPC: F16B9/02
Filed: 1970-01-09
Abstract: 1,229,387. Stud and socket fastenings. FIRTH CLEVELAND FASTENINGS Ltd. 9 Jan., 1970. No. 1108/70. Addition to 1,195,769. Heading E2B. A fastening devise for detachably fastening an end portion 2a of a rod to an apertured part 3, comprises a stud 5 of tough plastics material in the form of a shank member having at one end thereof a flange 11 for resting against one side of the apertured part of the insertion of the opposite leading end of the shank member through the aperture in the part, and a socket member 4 also of tough plastics material adapted to fit over the shank member to confine the apertured part between the leading end of the socket member and the flange, the shank and socket members each having a tubular well, with an aperture 12 and 6, for the reception of the rod end portion, each member having a slot 14 and 8 between the leading end of the member and the aperture to permit the end portion 2a to engage therein by a snap cation.
Patent GB-1231997-A (GB)
IPC: F04B1/053
Filed: 1969-10-15
Abstract: 1,231,997. Reciprocating pumps. SOC. NATIONALE D'ETUDE ETDE CONSTRUCTION DE MOTEURS D'AVIATION. Oct. 15, 1969 [Nov. 13, 1968], No. 50671/69. Heading F1A. A radial cylinder pump comprises two sets of bucket pistons 2a, 2b reciprocated by cams 1a, 1b on a common drive shaft 7, the cylinders of pistons 180 degrees out of phase being connected by passages 8 with slide valves 10 controlled by an angled roller 13 axially slidable on shaft 7 between positions corresponding to maximum and minimum pump output. In the maximum output position of roller 13, as shown, valves 10 are held closed. When the roller is moved to the left, by pump delivery pressure acting on piston 16 against spring 17, valve 10 engage portion 15 of the drive shaft during part or all of each shaft revolution, depending on the roller setting, and open passages 8, so that pistons 2a on their delivery strokes discharge into the cylinders of pistons 2b on their suction strokes. Value 19 is subjected to the pump delivery pressure, and connects piston 16 to delivery pressure or suction pressure to decrease or increase, respectively, the pump output. In Fig.2 2 (not shown), cams 1a and 1b are located adjacent one another, and valves 10 are located to one side of the cam and fiction assemblies. In this embodiment, the cams are offset by a angle depending on the number of pistons in each set, and the slide valves are disposed with their axes bisecting the angle between the axes of their associated pistons.
Patent GB-1233093-A (GB)
IPC: E01B27/17
Filed: 1968-05-22
Abstract: 1,233,093. Levelling or aligning railway tracks. F. PLASSER. 22 May, 1968 [22 May, 1967], No. 24407/68. Heading B7N. In the arrangement for levelling and/or aligning railway track described in Specification 1,233,092 when the reference beam is first cut off unit E generates a pulse which is amplified V and applied to control device S which cuts off the flow of pressure medium to the track lifting device 8 and lowers part 23 of the shadow board. When the beam is cut off the second time the arrangement cuts off the supply to the packing tools 10.
Patent GB-1256476-A (GB)
IPC: C07D249/08
Filed: 1970-08-06
Abstract: 1,256,476. Trityl imidazoles and triazoles. FARBENFABRIKEN BAYER A.G. 6 Aug., 1970 [9 Aug., 1969], No. 37984/70. Heading C2C. Compounds of the formula where R denotes an imidazol-l-yl, 1,2,4- triazol - 1 - yl or 1,2,3 - triazol - 1 - yl radical which may be substituted by one or more alkyl radicals of 1-6 carbon atoms, aryl radicals, halogen atoms or nitro groups, X is H, OH, halogen, nitro, CN, amino, dialkylamino, haloalkyl, alkyl, aryl, alkoxy, aryloxyl, alkylmercapto, alkylsulphoxy or alkylsulphonyl, m, n and o are 1 or 2 are prepared by reacting compounds of the formulµ R-Mg-Hal and where Hal is Cl, Br or I in a polar organic solvent at 0-120 C.
Patent GB-1257562-A (GB)
IPC: B21B37/16
Filed: 1969-03-06
Abstract: 1,257,562. Automatic control of rolling. GENERAL ELECTRIC CO. March 6, 1969 [March 7, 1968], No. 11974/69. Heading G3R. In an automatic control system for a rolling mill, signals dependent on strip speed, thickness and width are applied to a digital computer to produce high and low limit values with which strip tension is compared so that excessive tension deviation is automatically relieved by screwdown adjustment of the rolls. In Fig. 1, signals 11, 13, 14 from transducers (not shown), corresponding to strip speed, thickness and width in a metal rolling mill, are applied to a digital computer 15 which controls relay-operated potentiometer circuits 17, 19 to produce upper and lower tension limit signals which are respectively compared by amplifiers 21, 23 with a signal 25 corresponding to actual strip tension. If the tension limit is reached in either sense a relay 27 or 29 is energized to operate a roll screwdown motor (not shown) in the appropriate sense to restore strip tension within the limits.
Patent GB-1257863-A (GB)
IPC: E04H7/20
Filed: 1969-01-10
Abstract: 1,257,863. Reactor pressure vessels. POLENSKY & ZOLLNER. 10 Jan., 1969 [20 Jan., 1968], No. 1683/69. Heading G6C. A nuclear reactor pressure vessel, 10, is formed of concrete shells, 11, 12 and 13, spaced apart; and having prestressing means 16, 17 and 18. Deformable filling, such as expanded plastics, may be inserted in the cavities 14, 15.
Patent GB-1259042-A (GB)
IPC: G01B9/02
Filed: 1970-03-05
Abstract: 1,259,042. Measuring thickness. NIHON DENSHI K.K. 5 March, 1970, No. 10718/70. Heading G4H. Apparatus for measuring the thickness of the transparent plate 1 by illuminating it with a convergent or divergent beam of coherent light e.g. from a laser 3 so that the light reflected from it produces interference fringes includes two light cells 10, 11, one receiving the central portion of the fringe pattern and one the edge portion, the cells being connected via logic circuitry to a counter 18 to count the passage of fringes positively or negatively in dependence on whether converging or diverging changes are occurring in the pattern. In the embodiments of Fig. 1 and of Fig. 4 (not shown), a convex lens 5 is used to provide diverging and converging rays respectively to the plate. In the embodiment of Fig. 5 (not shown), a concave lens provides diverging light. In these three embodiments a ring fringe pattern is produced. In the embodiment of Fig. 6 (not shown), in which a cylindrical lens is used a parallel fringe pattern is produced. An elliptical lens may be used giving an elliptical fringe pattern. The relative phases of the signals from photo-transistors 10, 11 are examined to give pulses via gate 15 or gate 17 to the counter 18 in accordance with whether the signal from the cell 10 leads or lags that from the cell 11 by #/2. The apparatus of Fig. 1 may be modified as shown in Fig. 8 to prevent errors due to the front and rear surfaces of the plates not being parallel. A vibrating half-silvered mirror 30 modulates the light input to the cells, the mirror being rotated to give a compensating shift in the light input in accordance with the output signal from the gate circuit 12 receiving the photo-cell signal 10 after demodulation by a low-pass filter 40. Alternatively a vibrating parallel sided transparent plate (50, Fig. 11, not shown) or an electrooptical element (52, Fig. 12, not shown) may replace the mirror.
Patent GB-1259402-A (GB)
IPC: H04R17/00
Filed: 1970-04-30
Abstract: 1,259,402. Transducers. HONEYWELL Inc. April 30, 1970 [May 1, 1969], No. 20788/70. Heading G1N. A spring support for e.g. a strain gauge assembly comprises two leaf-springs 14, 16, Fig. 1 clamped between the ends of the transducer 10 and a support 12 in such a way that flexing of the transducer body 10 produces bending of the leaf-springs primarily at or near the longitudinal central plane A-A of the transducer body 10. This is achieved by attaching the springs to the body 10 beyond the axis A-A and reducing the size of the springs at 14a, Fig. 3 or clampering the clamping blocks Fig. 4.