baber/WOPTO huggingface dataset:
Patent GB-1227916-A (GB)
IPC: B60R25/04
Filed: 1969-05-23
Abstract: 1,227,916. Inert switches; retractive switches. SOC. D'EXPLOITATION DES BREVETS NEIMAN S.A. 23 May, 1969 [15 July, 1968], No. 26464/69. Heading H1N. A rotary switch includes a stator 4 surrounding a cylindrical rotor, stator 4 carrying flexible contact blades 5 supported by an extension on the end of stator 4, the rotor carrying a conductive shell on its outer surface arranged to make various electrical connections between blades 5 depending on the position of the rotor. An insulating cam on the rotor raises blades 5 at the instant of breaking contact. The insulating rotor is in two parts, one part having a split extension passing through the other, Fig. 3 (not shown), the extension having a slot to receive a dog fast with the part actuated by the operator (not shown). The embodiment described is a key operated ignition switch and developments of the rotor show the switch in the "stop" position, Fig. 4 (not shown), no electrical connection; the "accessories" position, Fig. 5 (not shown), two blades bridged; the "garage" position, Fig. 6 (not shown), no electrical connection; the "drive" position, Fig. 7 (not shown), supply to both the accessories and ignition coil; the "starter" position, Fig. 8 (not shown), supply to starter and ignition coil. A spring returns the rotor from the "starter" position to the "drive" position.
Patent GB-1231999-A (GB)
IPC: C08L77/00
Filed: 1969-10-29
Abstract: 1,231,999. Polyamide composition. DYNAMIT NOBEL A.G. 29 Oct., 1969 [30 Oct., 1968], No. 53047/69. Heading C3R. A thermoplastic moulding composition (T) comprises (a) 40-99 parts by wt. of (A) an amorphous polyamide, and (b) 1-60 parts by wt. of another polyamide (B). (A) is obtained from #1 aromatic dicarboxylic acid (C) and a diamine mixture (D) of 70-99% wt. of (E) 2,2,4- and/or (F) 2,4,4-trimethylhexamethylene diamine, and 1-30% wt. of (G) one or more unbranched aliphatic diamines. (B) is obtained from #1 #-aminoacid (H) or #-lactams (J), or from # 1 aliphatic dicarboxylic acid (K) and # 1 unbranched aliphatic diamine (L). (C) may be terephthalic, orthophthalic, and/or 4,4<SP>1</SP>-diphenyl ether dicarboxylic acid. (G) may have 3-12 C-atoms, e.g. H 2 N-(CH) 2 -NH 2  or H 2 N- (CH 2 ) 9 -NH 2 . (B) may be nylon -6,6, -6,10, -11, or -12, or a mixed condensate of H 2 N- (CH 2 ) 6 -NH 2  / HOOC-(CH 2 ) 4 -COOH / #- caprolactam with or without p,p<SP>1</SP>-diaminodicyclo hexylmethane. (A) may have #int 80- 160; (T) may have # int  130-200, measured in a 0-5% solution in m-cresol at 25 C. Granulated (T) may be blow-moulded into transparent hollow bodies, e.g. bottles. To form (T), (A) and (B) may be mixed at room temperature in a high-speed mixer, and the mixed plasticized in e.g. a double-screw extruder, at 220-280 C.; or they may be mixed as powders or granules in a high-speed cyclone mixer. Also present may be dyes, U.V. absorbers, and flameretarding agents.
Patent GB-1232134-A (GB)
Inventor: PEDERSEN H J A
IPC: C07C59/68
Filed: 1969-02-24
Abstract: 1,232,134. Salts of substituted phenoxy propionic acid. ESBJERG KEMIKALIEFABRIK A.m.b.A. 24 Feb., 1969 [29 Feb., 1968; 23 Dec., 1968], No. 9736/69. Heading C2C. [Also in Division A5] The invention relates to the lithium and magnesium salts of alpha-(2,4-dichloro) and alpha- (2-methyl-4-chlorophenoxy) propionic acid. The salts are prepared by treating an aqueous suspension of the free acid with lithium hydroxide, carbonate or magnesia and evaporating the solution.
Patent GB-1238878-A (GB)
IPC: G11B15/22
Filed: 1968-09-11
Abstract: 1,238,878. Magnetic tape cassette apparatus. FACIT A.B. 11 Sept., 1968 [13 Sept., 1967], No. 43283/68. Heading G5R. A magnetic tape cassette apparatus includes two relatively movable units; one including a cassette holder 22, drive rollers 25, 26, a motor for driving both rollers in the same sense and one half 93 of an electromagnetic brake 9; and the other including pressure rollers 3, 11 arranged so that only one can engage its corresponding drive roller at a time, a magnetic head 10 and the other half 91 of the brake, the brake being energizable to cause continuous or incremental tape feeding and providing a light tape tension when de-energized. The pressure rollers are adjustably loaded by springs 5, 13 and are moved into operative position when an eccentric 45 is operated. A switch 46 may be operated by the linkage 43 to de-energize the brake 9, reverse the motor and increase its speed to rewind the tape. The cassette has a front wall formed with apertures 23a, 24a to receive locating studs 23, 24, recesses 9a, 27a, 28a for the brake 9 and tape guide pins 27, 28 and recesses 25a, 26a whereby the natural resilience of the tape causes it to form loops arranged to locate over the drive rollers. The tape may be endless or anchored at its ends within the cassette and extends across the face AA in guide grooves formed in the casing. The drive rollers may be disposed in the cassette and coupled by dogs or magnets to the machine drive-shafts.
Patent GB-1259249-A (GB)
IPC: H01L21/304
Filed: 1970-06-19
Abstract: 1,259,249. Splitting. SIEMENS A.G. 19 June, 1970 [20 June, 1970], No. 29766/70. Heading B5E. [Also in Division B3] A method of separating a plate-shaped crystal 9 comprises placing the crystal with a main face upwards on a grid 5, the face of the grid supporting the crystal being provided with a slot 21, directing a sand jet from a nozzle 11 against the face of the crystal whilst effecting continuous relative movement between the nozzle and the slot of the grid in the longitudinal direction of the slot to cut the crystal along the line to the slot, and sucking away sand from the slot. In apparatus for carrying out the method, a base 2 adjustably supports the grid 5 above a pipe 4 connected to a suction device and is angularly indexable through 90 degrees to positions determined by engagement of an abutment 17 with stops 18. The nozzle 11, which may be of elongated shape, is carried by a blower 10 mounted for movement in two perpendicular directions parallel to the supporting surface of the grid. The latter consists of a frame 5a containing a plurality of combs 15 separated at their ends by spacers 16 whereby two arrays of slots 21, 24 are formed and gaps are formed between the combs to enable used sand to be sucked into the pipe 4. The tips of the combs act as the supporting surface on which discs 9 of crystal, such as silicon plates having metal coatings on their main faces and consisting of several zones parallel to the faces of alternating conductivity, are secured by cellulose varnish. The nozzle is then traversed above a slot 21 so as to cut the body and the process repeated along parallel slots 21. Thereafter the base is indexed through 90 degrees to effect cutting along the slots 24. Alternatively, a plurality of nozzles may be provided to produce a plurality of cuts simultaneously. The small bodies produced by cutting are then removed from the grid and etched for a short time to remove damage caused by the cutting operation. In an alternative form, the grid consists of a block having a plurality of perpendicularly arranged slots in its upper-surface, and the lower surface has a plurality of bones communicating with the slots for connection to the pipe.
Patent GB-1267161-A (GB)
IPC: A61M25/06
Filed: 1969-06-11
Abstract: 1,267,161. Catheter placement unit. ABBOTT LABORATORIES. 11 June, 1969 [25 July, 1968], No. 29579/69. Heading A5R. A catheter placement unit comprises a catheter 6 having a catheter hub 10 with a fin 8, a needle (12) arranged concentrically within the catheter having a hub (14) with a tab 16, a flexible hollow shield 2 enclosing the catheter and needle, having a removable plug 4 at its distal end and a series of longitudinal slots of varying width 26, 28, 29, 31, extending through the distal end, through which the tab 16 and fin 8 extend. The plug 4 comprises two separable halves joined by a strip. In operation, the catheter and needle can be moved forward together initially to effect veinpuncture. The fin 8 of the catheter can be moved through slot 26 while needle is retained in the shield since the movement of tab 16 on the needle is limited to large slot 31. When plug 4 is removed, the catheter 6 can be moved through the distal end of the shield while the needle is retained in the shield, so that finally the catheter can be retained in position in the patient free from the shield and needle. The needle is tubular and a fibreglass air filter (18) is provided within the hub (14) so that air can be expelled from the needle while it is advanced into the body.
Patent GB-1289363-A (GB)
IPC: E04B1/08
Filed: 1969-12-22
Abstract: 1289363 Panels J A THIBERT 22 Dec 1969 [3 Jan 1969] 62378/69 Heading E1W A wall structure is formed of elongated panels 16 with an L-section flange 18, 22 along one long edge and a Z-section flange 20, 26, 28 along the opposite edge. Two such panels are fixed back to back with like flanges aligned by means of a T-shaped block (64) Fig. 6 (not shown) and U-shaped clips (56) Fig. 5 (not shown). The composite double skinned panel may be lined with insulating material and mounted either horizontally or vertically with the projecting L- and Z-section flanges interengaging. A channel section member (58) Fig. 6 (not shown) engages over the abutting Z-section flanges on the inside of the composite panel and is secured by screws to the T-shaped blocks.
Patent GB-1289455-A (GB)
IPC: G01V3/15
Filed: 1971-05-24
Abstract: 1289455 Metal detectors C VOLL 24 May 1971 [4 June 1970] 16630/71 Heading G1N Portable apparatus for detecting metal (e.g. electric cables or iron reinforcements in walls) comprises an oscillator having positive feedback via a pair of windings W 1 , W 2  on a single ferrite rod 1, a switching transistor T 2  which is biased to be non-conducting when the amplitude of oscillations in winding W 2  exceeds a given level and conducting when the oscillations are reduced by the presence of metal, and an adjustable resistor R 5  which is set just prior to use so that lamp L is just extinguished in the absence of metal. Diode D 1  provides temperature stabilization.
Patent GB-1297477-A (GB)
IPC: H01M50/627
Filed: 1971-04-19
Abstract: 1297477 Storage batteries R A ROWE 19 April 1971 [4 March 1970] 23087/71 Heading H1B A combined filling device and vent cut-off valve of an electric storage cell having an electrolyte tank 1, a filling hole 5 and a vent 17 allowing escape of gas to the atmosphere, comprises a stopper 7 for the filling hole 5, the vent cut-off valve 8 including a valve member 10 slidable in a cylinder 13 between a closed (upper) position preventing escape of gas from the tank 1 and an open (lower) position permitting escape of gas through the vent 17. The vent 17 is formed in a cover 6 from which the stopper 7 extends and which forms the operating means for simultaneously removing the stopper and closing the valve by means of resilient arms 23 engaging shoulders 9a of a head portion 9 of the valve member 10. A detent is formed by a resilient boss 20 which has to be forced through the hole 19 in the bottom 18 of the cylinder 13 when the valve member 10 is moved between its extreme positions. The extreme positions are determined by the engagement of the cylinder bottom 18 by the main body of the member 10 and a plate 12 or its extension rod 11. The plate 12 may be omitted when a member forming the top of the cylinder acts as a stop (Figs. 5 and 6, not shown). The body of the member 10 may in its upper position close a passage in the cylinder wall (Figs. 7 to 11, not shown) and the passage may connect with venting channels in the body in its lower position (Figs. 9 to 11). Fig. 15 shows an arrangement attached to a tank cover 52 by a threaded bushing 54 received in a threaded filling hole in the cover 54. Venting takes place through passages 49, 48, cylinder 61 and vent 73. The valve member has an intermediate enlarged section 46 of flexible material with vertical venting passages therethrough. The section 46 has a diameter slightly larger than the bore of the cylinder and acts as a detent to maintain the valve member in the upper position when the cover and plug are removed.
Patent GB-1303326-A (GB)
IPC: C09D167/00
Filed: 1970-04-22
Abstract: 1303326 Alkyd resins and coating compositions SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ NV 22 April 1970 19191/70 Heading C3R An alkyd resin is prepared by a process comprising two steps each of which may be carried out in one or more stages, the steps being: (1) reaction of a dicarboxylic anhydride, one or more compounds having a plurality of alcoholic hydroxyl groups, and optionally a monofunctional epoxide to form an intermediate having a plurality (preferably two) of carboxyl groups and (2) reaction of the intermediate with one or more polyhydric alcohols. In any stage of step (1) in which epoxide or anydride is present the reaction temperature must not exceed 160‹ C. and in any such stage in which the anhydride is present it is used in an amount corresponding to 0À9 to 1À1 mole for each hydroxyl equivalent of the polyhydroxy compound. Step (2) is carried out at 150‹ to 250‹ C. using 0À6 to 1À2 mole of polyhydric alcohol for each acid equivalent of the product of step (1). Step (1) may comprise reaction of a polyol with the anhydride and an epoxide, separately or together, or may comprise three steps: reaction of a diol with the anhydride to give a diacid, esterification of this with a polyol, and reaction of the product with more anhydride and an epoxide. The examples describe the use of phthalic anhydride, the commercial epoxide "Cardura E" (R.T.M.), and dimethylol propionic acid, trimethylolethane or, in the threestage procedure, 2,2-bis-(4-hydroxycyclohexyl)- propane and trimethylol ethane as the reactants in step (1). In step (2) neopentyl glycol, pentaerythritol and 2,2-bis-(4-hydroxycyclohexyl)propane may be used. . The alkyd resins produced may be used as the binder component in powder coating compositions, preferably in the form of a fusible pre-condensate with an amino-formaldehyde resin, e.g. hexamethoxymethyl melamine. Such precondensates are formed by heating at 90‹ to 130‹ C. for 1¢ to 2¢ hours, cooling and grinding. Other components, especially pigments, catalysts (e.g. succinic acid), silicone oil and solid diluents, e.g. benzoin or a condensed cyclohexanone resin, may also be added during the pre-condensation.
Patent GB-1310296-A (GB)
Title: Installation for continuous production of casein coagulum and a coagulator for use therein
IPC: A23J1/20
Filed: 1970-11-07
Abstract: 1310296 Cheese VSESOJUZNY NAUCHNO-ISSLEDOVATELSKY INSTITUT MOLOCHNOI PROMYSHLENNOSTI 7 Nov 1970 53078/70 Heading A2B [Also in Division F4] In an installation for the continuous production of pot cheese coagulum, the coagulator 6 comprises a heat exchanger having a plurality of flattened tubes 8, grouped into separate sections A and disposed within a heating chamber 7. Fermented milk from a tank 1 flows through the tubes and heating medium, namely water, entering through a distributor 10 flows over the tubes. The ratio of the height a to the width b of each tube lies in the range 1:3 to 1:12. The tank 1 is supplied with cold pasteurized milk through a pipe 22 and with protein destablizers such as Rennin, calcium, chloride and lactic acid, and pure culture bacteria through means 2, 3, 4 and 5. The amount of ingredients introduced is controlled automatically from a panel 13: for example, the amount of lactic acid is controlled by the pH of the milk as sensed by devices 14 and 15. A jacket encloses the tank 1 to maintain constant temperature during fermentation. Preceding the chamber 7 is a pressure chamber 12 through which a portion 11 of each tube extends. The chamber forms a flow stabilization section to which cold water is supplied and flows over the tube portions 11. On leaving the coagulator 6, the newly produced coagulum passes through a receiving tank 18, pump 19 and filter 21 to a separator 20 where it is dehydrated.
Patent GB-1310680-A (GB)
Title: Washing or other machine with a safety door lock
IPC: D06F49/00
Filed: 1969-10-20
Abstract: 1310680 Machine safty device BRITISH DOMESTIC APPLIANCES Ltd 14 Oct 1970 [20 Oct 1969] 51301/69 Heading F2J A spin dryer or similar machine has a safety device to prevent operation unless the door is closed and to lock the door during operation. The machine has a door 41, Fig. 4, an on/off switch arm 55 and a main switch 12. An arm 43 is attached to the door hinge pin 44 and as the door closes engages the switch 12. A follower 45 on the arm 43 engages a lever 46 to pivot it down to release a brake through a cable 10 as the door closes but the lever 46 can return and thus prevent starting as the follower 45 enters a slot 66 unless it is then held by latch 52 which is only in position if the arm 55 is in the on position. As the door is closed with the arm 55 in the on position the latch 52 is tensioned towards its operative position by a spring 61 but is held from moving by a cam 54 on the door. As the closed position is approached the lever 46 moves the switch 12 to an operable position but when the follower 45 enters the slot 66 the cam 54 releases the latch 52 which prevents return of the lever 46 and the arm 43 can continue movement to operate the switch 12 to start the machine. If the arm 55 was in the off position the latch 52 would not be tensioned to move to its operative position and as the follower 45 entered the slot 66 the lever 46 would be released and starting would be prevented. Weights 17, Fig. 2 pivoted on a collar 19 of the motor shaft 15 move out as the motor speed increases and by an extension 27 of a plunger 23 moves a lever 28 which through a cable 30 actuates a door lock and by a plunger 32 activates an isolating switch 33 of an auxiliary circuit of the motor. A spring loaded plunger 35 gives a snap out action to the lever 28 between its two positions.
Patent GB-1311736-A (GB)
Title: Gelatin hardening agents
IPC: C09H7/00
Filed: 1970-07-30
Abstract: 1311736 Hardening gelatine CIBA-GEIGY Ltd 23 June 1971 [30 July 1970 1 Dec 1970] 36949/70 and 57080/70 Addition to 1269983 Heading G2C [Also in Division C3] Gelatine is hardened by the combined action of a chlorotriazine of formula wherein R and R<SP>1</SP> are methyl, ethyl, propyl or a group -(CH 2 ) n -O-R<SP>2</SP> wherein R<SP>2</SP> is methyl or ethyl and n is 1 or 2, and 1, 4-diaza-dicyclo (2, 2, 2)- octane (Dabco). 0.01 mol of chlorotriazine per 180 gm of gelatine and 0.05-2 mols of Dabco per mol of chlorotriazine may be employed. The gelatine may form a coating optionally containing silver halide. A single coating may be formed from an aqueous gelatine solution containing both agents. Alternatively, two successive coatings may be formed from respective aqueous gelatine solutions each containing one of the agents. The examples relate to coatings of gelatine on a subbed cellulose acetate support.
Patent GB-1315037-A (GB)
Title: Method and device for slitting filmic material
IPC: B26D3/12
Filed: 1970-07-22
Abstract: 1315037 Slitting webs ADHESIVE TAPES Ltd 3 June 1971 [22 July 1970] 35484/70 Heading B4B  A device for slitting a web, e.g. of a pressure sensitive adhesive material, into a plurality of readily tearable tapes, comprises a bank of rotary knives 1 co-operable with a bank of rotary cutters 3 formed with notches 4 which during cutting, will produce similar spaced notches in the tapes thereby constituting tear initiating centres. The notches are separated by lands of between “ to 2 mm. and the circumferential width of the notches is between “ to 2 mm. The notches may be V- or U-shaped in cross-section.
Patent GB-1321790-A (GB)
Title: Drawing apparatus
IPC: B43L7/027
Filed: 1972-04-11
Abstract: 1321790 Mathematical drawing appliances H P GUNTHER 11 April 1972 16695/72 Heading B6P [Also in Division G1] A drawing appliance comprises two mutually perpendicular arms 1, 2 having linear scales 7, 8, 14 thereon, a protractor 3 connected to at least one of the arms, a cursor 4 slidable along the arm 1 and having a hole 5 therethrough into which the drawing tip of a drawing instrument  may be inserted, and two holes 11, 12 in the arm 2, similar to the hole 5 and positioned so that an edge of the arm 1 lies along the perpendicular bisector of the line joining the two holes 11, 12. Cylindrical bosses 13 are provided coaxial with the holes 11, 12. Circular holes 10 of known radius are provided in the arm 2. Except for the cursor, the appliance is in one piece, of transparent or translucent plastics or sheet metal. To locate the centre of a circle, the holes 11, 12 are placed on the circumference of the circle and a line drawn along the inside edge of the arm 1. This is repeated for another position of the appliance, the intersection of the two lines giving the required centre. The centre of a cylindrical shaft may be found similarly, using the appliance on the shaft end face and bringing the bosses 13 into contact with the shaft periphery. To draw a circle, a pin is placed in the hole 11, the cursor 4 is set to the required radius on scale 14, which has its zero at the hole 11, and rotating the appliance about the centre-location hole 11 with a drawing tip through the cursor hole 5.
Patent GB-1324866-A (GB)
Title: Musical instrument
IPC: G10D3/02
Filed: 1970-09-09
Abstract: 1324866 Violins COMPLEXUL PENTRU PRELUCRAREA LEMNULUI REGHIN 9 Sept 1970 43217/70 Heading G5J In an instrument of the violin family, the front and rear resonance plates each carry at least one primary groove extending symmetrically about the longitudinal axis of the respective resonance plate, and a plurality of secondary grooves in the form of sets of concentric circles around antinodes in the plates. Two resonance bars are secured to the inner surface of the front resonance plate, the surfaces of which have omitted parts at which there is no contact between the bars and the plate. One resonance bar lies obliquely to the longitudinal axis of symmetry of the plate, and the other bar lies perpendicular to the axis.
Patent GB-1328753-A (GB)
Title: Method of reconstituting scrap metal
IPC: B30B9/30
Filed: 1971-01-20
Abstract: 1328753 Consolidating scrap; rolling PRESSED STEEL FISHER Ltd 8 March 1972 [20 Jan 1971] 2771/71 Headings B3H and B3M A method of reconstituting sheet steel scrap comprises compressing the scrap 11 into a bale 14, heating the bale, working the heated bale to weld the scrap pieces together and rolling the welded bale. The working is either a rolling process using rolls 19 or a forging process using a swing forge. The scrap is cleaned with trichloroethylene before being baled. The bales 14 are assembled side-by-side on a strip 15 or a conveyer for conveying through an oven 16 at 1050‹ C. and filled with an inert or reducing atmosphere of carbon monoxide, carbon dioxide, hydrogen, methane and nitrogen. The scrap may be running steel and the strip non-aging steel of channel or box section.
Patent GB-1329322-A (GB)
Title: Register adjustment device for a rotary printing press
IPC: B41F13/14
Filed: 1971-11-03
Abstract: 1329322 Printing apparatus HARRIS-INTERTYPE CORP 3 Nov 1971 51045/71 Heading B6C In a rotary offset perfecting press each plate cylinder 16, 18 is cireumferentially adjusted relative to its associated blanket cylinder 12, 14 by a motor driven harmonic drive unit 36, 38. Each unit comprises a cylindrical body member 46, Fig. 2, driven from the blanket cylinder through interengaging gear teeth 28 and 50 which in turn drives the plate cylinder via internal teeth 62, Fig. 5, and a deformable member 64 carrying external teeth 66-which mesh with the teeth 62-and is fixedly attached to the end of the plate cylinder shaft 63. The points of engagement of the teeth 62 and 66 are varied by a motor driven elliptical member 68 which variation in turn determines the relative positions of the associated cylinder pair. Fig. 3 shows a pneumatically actuated device which removes the blanket cylinders from the associated plate cylinders and from each other by rotation of eccentric bearings in which the blanket cylinders are supported.