baber/WOPTO huggingface dataset:
Patent GB-1269722-A (GB)
Title: Device for delivering metered quantities of a soft plastic substance
Inventor: FRECHMANN HEINZ
IPC: F04B5/00
Filed: 1969-07-07
Abstract: 1,269,722. Hydraulic reciprocating-piston pumps. BENZ & HILGERS G. m.b.H. July 7, 1969 [Aug. 21, 1968], No.34202/69. Heading F1A. A pump for a plastic substance stored in a container 7 has a cylinder 2 containing a stepped piston 3 and furnished with openings 6, 6a, which by partial rotation of the cylinder about its longitudinal axis are brought alternately into communication with the container and mouthpieces 11, 12 in register with containers 13, 14 that are to be filled. The openings are in their uppermost position (as shown) during each suction stroke and in their lowermost position during the discharge stroke. Mechanism 10 effects the partial rotation of the cylinder.
Patent GB-1126126-A (GB)
Title: Spinning process for fibres consisting of polyamides and polyesters
IPC: D01F6/60
Filed: 1966-07-29
Abstract: 1,126,126. Polyamide - polyester filaments. TEIJIN Ltd. 29 July, 1966 [31 July, 1965; 2 Aug., 1965], No. 34257/66. Heading B5B. A mixture of 90-55% polycaprolactam and 10-45% of a fibre-forming polyester composed of at least 90 mole per cent ethylene terephthalate is melt-blended and spun at a temperature whose limits are (a) that temperature which is higher than 20‹ C. below the m.p. of the polyester, but not below 235‹ C., and (b) that temperature expressed by where p is the weight per cent of the polyester in the mixture, # N  is the I.V. of the polycaprolactam measured at 35‹ C. in m-cresol, and # p  is the I.V. of the polyester measured at 35‹ C. in o-chlorophenol. Pure polyethyleneterephthalate and an ethylene terephthalate/isophthalate copolymer are specified. #N may be 0À9-1À5; #p may be 0À35-0À95, and the value (# N -# p ) may be 0À3-0À7. The polyester has a crystallinity preferably less than 10%, or in the range 25-45%; a higher crystallinity may be reduced by heat treating the polymer blend or polyester alone above the spinning temperature before spinning. The spun filaments may be drawn and heat-set.
Patent GB-650958-A (GB)
Title: Friction clutch to connect rotating parts
IPC: F16D13/70
Filed: 1947-12-29
Abstract: 650,958. Friction clutches. MESCHIA, C. Dec. 29, 1947, No. 34353. [A Specification was laid open to inspection under Sect. 91 of the Acts, Dec. 29, 1947.] [Class 80(ii)] A friction multi-disc clutch, two of which may be mounted together on a common shaft for reversing, is engaged in opposition to springs 20 by axially sliding a feathered collar 17 having coned and cylindrical internal surfaces which wedge balls 18 inwards and forwards. off a larger cylindrical diameter 1a of the shaft, over a shoulder on to a smaller cylindrical diameter 1b thereof, where they are locked by the overlying cylindrical surface of the collar and thrust the clutch-discs into engagement through a thrust-sleeve 19. Helical springs 16 or corrugated washers separate the clutch-discs when disengaged and the thrust-member 7 carries a screwadjustable abutment 23 with a lock-pin 22. The disengaging springs 20 are not fully compressed by the engaging movement and thus serve also to limit engaging pressure.
Patent GB-507076-A (GB)
Title: Improvements in or relating to hydraulic power transmission devices
IPC: F16H61/56
Filed: 1937-12-11
Abstract: 507,076. Hydraulic power transmitters. ORLANDO, L. E. Dec. 11, 1937, No. 34378. Convention date, Dec. 11, 1936. [Class 69, (ii)] A hydraulic power transmission and torque multiplying device. of the F÷ttinger type comprises an impeller having rigid blades A, Fig. 3, and a two-stage turbine, the first stage of which comprises elastically deformable blades B and the second stage of which comprises rigid blades D of the same shape as the blades of the impeller, the two turbine stages being connected together for common rotation and the blade rows thereof being separated by a row of elastically deformable blades C carried by a member constituting a reaction member. The elastically deformable blades may, as shown in Fig; 4d, be anchored at one end; alternatively, as shown in Fig. 10, they may be anchored at both ends.
Patent GB-856876-A (GB)
Title: Improvements in or relating to heat control devices for fireplaces
IPC: F24B1/189
Filed: 1956-11-12
Abstract: 856,876. Flue dampers; baffles; reflectors. HOWLETT, R. J. Feb. 6, 1958 [Nov. 12, 1956], No. 34529/56. Class 126. An adjustable throat restrictor plate 17 is mounted on pins 16 secured across cut outs 15 in a support bar 1 by bearing loops 23 which can be sprung over the pins 16 and secured by clamping screws. One end 3 of the bar 1 is made adjustable by pin and slot connection 7, 8 and the ends 5 are forced into the sides of the fireplace until stops 6 are held against the brickwork by spring 11, with the main body of the bar 1 vertical. A strip 21 on the free edge of the plate prevents complete closure of the flue. In a modification Figs. 4, 4A, 4B, the bearing loops 31 are formed on slides 33 engaging a rail secured to the plate. Holes 37 accommodate a locating pin to prevent the flue being fully closed. The space between the bar 1 and the plate 17 is closed by an auxiliary plate 41 having tongues 42 engaging slots 43 in the slides 33. The lower face of the plate is polished to reflect heat outwardly to the room.
Patent GB-463683-A (GB)
Title: Control mechanism for motor vehicle power transmission mechanism
IPC: B60K17/08
Filed: 1935-10-03
Abstract: 463,683. Fluid-pressure servomotors. GENERAL MOTORS CORPORATION. Oct. 3, 1935, No. 34532/36. Convention date, Oct. 8, 1934. Divided out of 463,643. [Class 135] [Also in Group XXIV] Control mechanism for stepwise change-speed gearing is conjoint between a speedresponsive device driven from one of the shafts and an engine control means which. act on snap-action valve mechanism of fluid-pressure servo means for effecting speed changes, there being further control means by which the operator can override the said conjoint control. Pumped oil is delivered to a manifold at 136, and 140 is the snap-action valve. A snap spring 160 snaps a toggle 157, 158 about a fixed pivot 156, and there is a bias spring 164 holding the valve 140 normally in the position shown with the oil cut off from a speed-changing servomotor 138, and an automatic two-speed unit held in high speed. The conjoint control is applied at 167 through a floating lever 166, a speed-responsive governor 211 acting through a link 170 on a lower fulcrum 169, and the accelerator, not shown, acting through a shaft 173 on a middle fulcrum 175. The over-riding control acts through the shaft 173 on the fulcrum 175 to force the valve 140 open, that is to force a down-shift in the automatic unit, all as described in Specification 463,643. In the arrangement described, there is a second or manual control for a second transmission unit, said control acting through a crank 192 on a second snap-action valve 140<1>, all as described in the Specification referred to.
Patent GB-340710-A (GB)
Title: Improvements in or relating to furnaces
IPC: F28F21/04
Filed: 1929-11-13
Abstract: 340,710. Metal heating furnaces. SMALLWOOD, A. and FALLON, J., British Mills, Cornwall Road, Smethwick, Birming- ham. Nov. 13, 1929, No. 34738. Addition to 312,391, [Class 51 (i), Furnaces and kilns, Combustion apparatus of]. [Classes 51 (i) and 51 (ii).] Muffle furnaces; regenerators; doors.-In a furnace as described in the parent Specification the recuperator is formed of a series of vertical tubes a arranged in staggered groups communicating with air inlet passages b and outlet passages d leading into the combustion chambers f. The tubes a engage with sockets formed in lower and upper slabs p, q, which may be formed in sections having rebated joints. The sliding door of the working chamber h has a lining of brickwork w projecting beyond the lower flange t of the door so that non- metallic contact with the floor of the working chamber is provided.
Patent GB-1502038-A (GB)
Title: Pyrido (3,4-b)indole derivatives
IPC: C07D471/04
Filed: 1976-08-20
Abstract: 1502038 Pyrido[3,4 - b]indole derivatives ENDO LABORATORIES Inc 20 Aug 1976 [22 Aug 1975 22 June 1976] 34864/76 Heading C2C The invention comprises compounds of formula and their pharmaceutically suitable salts, wherein one of R 1  and R 3  is Me or Et and the other is H, Me or Et; and R 2  is H, C 1-3  alkyl, allyl or propargyl, provided that the total no. of C atoms in R 1 +R 2 +R 3  is #4. In examples, these compounds are prepared by reducing with BH 3  or NaBH 4 , followed by acid treatment, of the 4a,9a-dehydro analogues in which the 2- substituent is R 2 , MeCO or EtCO, or by hydrolysis of the corresponding 2-cyano compounds (for R 2 =H). Starting materials otherwise prepared are the corresponding 3,4 - dihydropyrido[3,4-b)indoles and their quaternary salts, 2-acyl analogues of the compounds of the invention, and compounds of formulae QCH:CRNO 2 , QCH 2 CHRNH 2  and QCH 2 CHRNHCOR<SP>1</SP>, where R is H, Me or Et, and R<SP>1</SP> is Me or Et. Therapeutic compositions having antidepressant activity comprise compounds of the above formula and may be administered orally, parenterally or rectally.
Patent GB-1170025-A (GB)
Title: Process for the production of bicycloheptane dimethylols
Inventor: FALBE JUERGEN
IPC: C07C31/27
Filed: 1968-07-22
Abstract: 1,170,025. Bicycloheptane dimethylols. J. FALBE. 22 July, 1968, No.34924/68. Heading C2C. A process for the production of a mixture of 2,5- and 2,6-bicycloheptene dimethylol comprises hydroformylating a #<SP>5</SP>-bicycloheptene-2- aldehyde at a temperature in the range 80- 200‹ C. and at a pressure of at least 50 kg/sq. cm. gauge with a mixture of carbon monoxide and hydrogen in the presence of a rhodiumcontaining catalyst e.g. rhodium sesquioxide and hydrogenating the reaction product without separation of the catalyst and without the addition of other hydrogenation catalysts with a mixture of at least 180‹ C. and at a pressure of at least 200 kg/sq. cm. gauge. In practice a mixture of the exo, exo-2,6- and 2,5- and exo, endo - 2,6 - and 2,5 - dihydroxymethylbicyclo - 2,2,1 - heptanes is obtained.
Patent GB-1367229-A (GB)
Title: Pressure relief device
IPC: F16K17/16
Filed: 1972-07-26
Abstract: 1367229 Bursting discs BLACK SIVALLS & BRYSON Inc 26 July 1972 [26 July 1971] 34996/72 Heading F1D A bursting disc comprises a domed rupture member 14, a resilient sealing disc 16 and a slotted support member 18, all of which are secured together by bending over a raised edge 32 of the support member. A positioning member 10 with a raised inner rim 20 may be included in the assembly above the member 14. The rupture member 14 has grooves or slits 28 which terminate in circular holes 30. Alternatively a line of weakness in the form of a groove or slit may be provided on the domed portion which groove or slit comprises the major portion of a curved figure e.g. a circle. The disc 16 is of a plastics material.
Patent GB-624728-A (GB)
Title: Improvements in sight-testing appliances
IPC: A61B3/032
Filed: 1946-11-26
Abstract: 624,728. Optical projection apparatus. MASON, F. W., and GANTLETT, J. H. Nov. 26, 1946, No. 35088. [Class 97 (i)] A sight-testing appliance comprises a stand supporting a beam carrying a projector at one end and a reflecting mirror at the other and a viewing screen supported by a further arm, the image projected on the screen being viewed by the patient directly or by reflection in an observing mirror. As shown, the projector 6, mirror 7 and screen 8 are mounted respectively on a beam 5 and an arm 9 integral with the beam or separately journalled therewith to a column 4 carrying a control box 13 for the projection lamp and, if desired, the room lamp. The projector may be mounted in gimbals for universal movement and two such projectors may be provided for stereoscopic effects, the screen being observed in a mirror provided with a septum. Slides bearing movable parts for testing stigmatism may be projected.
Patent GB-1443068-A (GB)
Title: Friction gearing
IPC: F16H15/06
Filed: 1973-07-24
Abstract: 1443068 Variable-speed friction gear HEIDOLPH-ELEKTRO KG 24 July 1973 [3 Aug 1972] 35177/73 Heading F2D A steplessly variable transmission comprises an intermediate member adjustable between input and output members, contact pressure between at least one pair of the members being generated by torque dependent means, and the arrangement being such that in each pair of co-operating members the effective diameter of the driving member is less than that of the driven member. A conical intermediate member 9, Fig. 1, adjustable in the direction 6, coacts with a conical input member 7 and with a disclike output member 8 which has a torque dependent connection 10 with the output shaft 3. In Fig. 2 the intermediate member, adjustable in the direction 15, has a hollow part 13 coacting with a cone 2 which has a torque dependent coupling 10 with the input shaft 1, and a conical part 14 coacting with a hollow output member 12. A further embodiment has an intermediate member pivotally adjustable about an axis 19, Fig. 3, and having a disc-like part coacting with a concave surface of the input member 17 and a hemispherical surface 18 coacting with an output disc 16. Both input and output shafts have torque-dependent couplings 10.
Patent GB-1509608-A (GB)
Title: Needled suture mounting and dispensing device and package
IPC: A61B17/06
Filed: 1975-08-27
Abstract: 1509608 Suture package ETHICON INC 27 Aug 1975 [28 Aug 1974] 35356/75 Heading A5R [Also in Division B8] Sutures 28 having an attached needle 26 are stored prior to use on a mounting and dispensing device 10 comprising needle mounts 11 having needle retaining portions 12 into which the needle is inserted, support portions 13, and a carrier comprising a flat card having for each mounting device a pair of slits defining therebetween a tongue 23 whereby the needle mounts 11 are removably carried on the card by needle retaining portions 12 retained between each pair of slits by the tongue 23, the needle mounts in use being removed from the card together with the needle and suture, thereby facilitating handling of the needled suture during surgery. The needled suture mounted on the mounting and dispensing device 10 is preferably contained in an envelope formed by top and bottom panels 32, 33 each provided with a stripping flap 32'. 33', the two panels being joined along strip lines 34 and preferably sealed to the card at the end remote from the needle mounts 11. A second, outer envelope may also be provided. The needle retaining means may be attached to the support portion by adhesive or double-sided tape, or may be integrally formed therewith. The support portion may be formed by a part of the card provided with perforations or a line of weakness. The needle retaining means is preferably made of silicone rubber but may be made of silicone foam, polyurethane, polystyrene, polypropylene, collagen sponge or nylon. The envelopes are made of laminated plastics sheet, e.g. polyester-polyurethane, polyester-polyolefin, nylonpolyethylene, polypropylene-ionomer or cellulose acetate-ionomer.
Patent GB-878274-A (GB)
Title: New spasmolytic basic esters
Inventor: TESTA EMILIO
Filed: 1957-11-13
Abstract: The invention comprises compounds of the formula <FORM:0878274/IV (b)/1> wherein R is a lower alkyl radical of 1-8 carbon atoms, R1 is a lower alkyl radical of 1-8 carbon atoms and R2 is hydrogen or an aliphatic carboxylic acyl group of 1-8 carbon atoms optionally substituted by phenyl or is a benzoyl group and their preparation by reacting a disubstituted malonic ester C6H5.C. (R).(COOH).COOR3 with thionyl chloride, reducing the resulting malonic mono-ester mono acid chloride with sodium borohydride, hydrolysing the resulting a -phenyl-a -alkyl b -hydroxy propionate to the free acid, acylating the hydroxy acid if required and reacting its sodium salt with a dialkylaminoethyl chloride under anhydrous conditions.  Specified compounds include the diethylaminoethyl esters of a -phenyl-a -hydroxymethyl (and acetoxymethyl) propionic acid and a  - phenyl - a - hydroxy-(acetoxy-, benzoyloxy- and phenacetoxy-) methyl-butyric acid and the di-isopropylaminoethyl ester of a -phenyl-a -hydroxymethyl propionic acid.  a -Phenyl-a -hydroxymethyl propionic and butyric acids and their acyl derivatives and ethyl esters are produced as intermediates in the above synthesis.  a -Phenyl-a -carbethoxy propionyl and butyryl chlorides are made by the action of thionyl chloride on the appropriate malonic acid mono-ester. Specification 838,725 is referred to.
Patent GB-1470498-A (GB)
Title: Shaping of synthetic materials
IPC: B29C70/44
Filed: 1972-12-28
Abstract: 1470498 Sheet forming dies K KICHLU 27 March 1974 [28 Dec 1972] 35492/72 Heading B5A A sheet forming die, e.g. 1 or 2 comprises one or more facing silicon rubber units, e.g. 5 or 6 removably attached to a rigid heated backing, e.g. 1a or 2a. The facing unit(s) may be provided on one or both dies of a matching pair 1, 2, on a ball or roller (13, Fig. 2, not shown) co-operating with a die (9) or on a vacuum male die (32, Fig. 3, not shown) co-operating with a flexible fluorocarbon shaping diaphragm (40). The facing units may be provided with flexible cover sheets 7, 8, may be embossed and/or provided with printing matter, e.g. transfers, may incorporate powdered glass filler and may be subject to change of size by application of internal pressure. The cover sheets 7, 8 may comprise the electrodes for radio frequency heating of the dies. The sheet being formed may comprise a non-woven fabric or felt either composed of or containing thermoplastic fibres or a thermoplastic binder, a mat or felt impregnated with a hardenable resin or a thermoplastics sheet, e.g. polyurethane. The sheets may contain glass or sisal fibres or felt reinforcement. The formed sheet may be provided with a polished, brushed, matt or showerproof surface. The sheets may be used for producing shoes, hats and gloves.
Patent GB-453592-A (GB)
Title: Improvements in and relating to resinous compositions
IPC: C08G8/38
Filed: 1934-12-11
Abstract: Oil-soluble heat-hardening phenolic resins are prepared by condensing a phenol with a molecular excess of a formaldehyde in the presence of an A-stage oil-soluble alkyd, or modified alkyd, resin. Specification 421,866 is referred to.
Patent GB-430303-A (GB)
Title: Improvements in or relating to apparatus for gathering molten glass
IPC: C03B7/18
Filed: 1934-12-11
Abstract: 430,303. Glass manufacture. SCHWALBE, F. G., 1306, Craigwood Road, Toledo, Ohio, U.S.A. Dec. 11, 1934, No. 35613. [Class 56] A trough or forehearth, from which glass is gathered by a suction-gathering machine, is provided with a refractory heat-insulated member which floats on the glass in the trough and completely covers it except for a restricted area into which the moulds can dip. The trough 8 is fitted against an opening 6 in the wall of a tank furnace 1, and presents an area of glass into which the moulds 12 of a forming- machine dip to gather charges. A floater 15 of refractory material covers the exposed area of glass within the trough, but it is formed with an opening 19 corresponding in shape to the path of the moulds 12 and only of sufficient width to allow the moulds to dip into the glass as they move along the trough. The float is formed with a channel 16 which may be filled with diatomaceous earth or other suitable heat-insulating material. The walls 18 of the opening 19 may be inclined, as shown, in order to allow the glass to flow freely into the opening. A submerged bridge member may extend across the opening in order to catch the strings of glass cut off from the mould charges and retain them until they are remelted.
Patent GB-339464-A (GB)
Title: Improvements in electric heating elements
IPC: H05B3/00
Filed: 1929-11-22
Abstract: 339,464. Wilkinson, G. Nov. 22, 1929. Wire resistances, enclosed and cored. - In an electric heating- element of the type comprising a wire wound on a helically grooved core consisting of several sections held together by a longitudinal bolt which serves as a return conductor more than one such bolt is provided in addition to a further passage to accommodate conductors for a three-heat apparatus or the like. In the arrangement shown, the three sections a, a<1> a<2> are secured together by bolts d, d<1> carrying nuts and washers g, h for electric connections. Refractory insulating caps i, i<1> are screwed on to the ends of the bolts d, d<1>. The bolts also serve to secure insulating end shrouds b, b<1> which centre the core in a casing t. The sections a, a<1>, a<2> may be separated by discs l, Fig. 3, of a diameter to fit the casing t. Passages n, n<1> in the disc l lead to a central passage e<1> in the core which contains three-heat or other connections.
Patent GB-455950-A (GB)
Title: Improvements in or relating to wheels with dual-rims
IPC: B60B11/06
Filed: 1935-12-24
Abstract: 455,950. Vehicle wheels. GIANETTI, G., GIANETTI, G., and GIANETTI, G., Saronno, Italy. Dec. 24, 1935, No. 35755. [Class 144 (ii)] A spacer ring 5 for the rims 3, 3<1> of a vehicle wheel fitted with two tyres has inturned helically disposed projections 9 which engage with grooves 10 formed in the spoke-head 1. The helical projections and grooves are inclined at an angle of 10‹ with the plane of the wheel, so that circumferential movement of the ring 5 forces the rim 3 on to its seat 2.