1519706 Paraffining threads SCHUBERT & SALZER MASCHINENFABRIK AG 1 Sept 1976 [6 Sept 1975] 36138/76 Heading D1F Freshly spun threads 2 from an open-end spinning apparatus are paraffined by passage between a block 31 of paraffin and a support 30 axially mounted on an inclined spindle 34, a compression spring 32 retained by a stop 33 being provided to counteract the weight of the block so that the p...

An operating system authenticator for determining if an operating system being loaded in a computer is valid. A user's identification code or secret key which is unique to the operating system, and a verifier value which is a predetermined function of a valid operating system and the identification code are respectively stored. A hash function, which is a function of the operating system being loa...

The specification relates to a supporting arm capable of being turned freely itno different positions, which is made up of at least two straight sections articulated to each other, such a section containing a parallelogram formed by articulated arms in such a way that the ends of the same description of the two long parallel articulated arms (8, 6) of the parallelogram are articulated to a common ...

A plate stack clamping element is formed of adjacent leaf springs preformed to diverge where they extend beyond the plate stack. Compression of the diverging portions creates large area contact clamping force against the plate stack.

The herbicide acts specifically against wild oats. It contains, as active substances (a) 3-isopropyl-1H-2,1,3-benzothiadiazine-(4),3H-one 2,2-dioxide and (b) an N,N-disubstituted alanine derivative of the general formula in which Y and Z in each case represent either chlorine or fluorine and X represents oxygen or sulphur, while R represents one of the following groups: a group of ...

1528288 Flame retardant polyurethane foams DOW CORNING CORP 29 April 1976 [18 Sept 1975 1 March 1976] 17468/76 Heading C3R A flame retardant rigid polyurethane syntactic foam is obtained by curing a mixture comprising a polyol; a polyisocyanate; microballoons; a catalyst and a flame retardant having a viscosity of less than 100 centipoises at 24‹ C. and a volatility such that it is not evaporated ...

The invention relates to a ski-boot and to a ski-binding to be used in combination therewith. The ski-boot is provided with a rolling sole curved continuously in the longitudinal direction, by means of which walking is greatly facilitated, even in the case of a boot having a rigid upper and sole. The binding comprises moulded parts adapted to the curved rolling sole of the ski-boot, upon which the...

A ski attachment device having a safty feature that allows disengagement of the boot from the ski in the case of lateral or front falls of the skier. The device comprises a rear unit adapted to be attached to the ski and including a spring for applying a longitudinal forward thrust to the rear of the boot. A front unit includes a plate having a "V" shaped seat to be engaged by a grooved rotatable ...

A device for focussing a read-out light beam on a moving data carrier. It comprises an objective lens which causes said read-out beam to converge on the data carrier; a cylindrical lens arranged in the path of a light beam reflected by the data carrier; and photo-electric means for detecting the reflected beam and arranged in such a fashion that the light spot obtained there, normally substantiall...

The invention relates to a method of bonding certain aromatic polyamide to nitrile rubber compositions by applying to an aromatic polyamide a coating of a vinyl chloride polymer, preferably as a latex or plastisol, assembling the coated aromatic polyamide with the rubber composition and vulcanizing the rubber in contact with the coated aromatic polyamide. Preferably both the coating and rubber com...

1533788 Brake linkages; linkwork BERGISCHE ACHSENFABRIK FR KOTZ & SOHNE 7 May 1976 [21 June 1975] 18710/76 Headings F2E and F2K A vehicular brake assembly, comprises a brake cylinder 5 the piston-rod 7 of which is connected via a telescopic device 11 to a connecting fork 10; the fork 10 is connected, optionally via an intermediate member 18, with a brake lever 19. The lever 19 is pivotable to appl...

1488403 Dental materials PERDENT GmbH 21 Jan 1975 [23 Jan 1974 6 Feb 1974] 2593/75 Heading C3P A material suitable for dental application comprises (a) a polymerizable monomer and/or a polymer (suitable for dental purposes) selected from polystyrene polyamides, epoxy compounds, polyurethanes, and monomeric and polymeric (meth)acrylates, and (b) 10-90% of a microfine inorganic filler having a parti...

In a method and apparatus for the recovery of sediments from the sea bottom, a suction head having a mouth is lowered into the sediment, raised from the sediment to form a depression, laterally moved to a new location adjacent the first depression, and the cycle is repeated to form a new depression. The suction head includes loosening means in the form of a worm or flukes which exert a low frictio...

1527156 Fluorinated alcohols from iodides ALLIED CHEMICAL CORP 28 June 1976 [30 June 1975] 26821/76 Heading C2C Fluorinated alcohols of general formula wherein x is 0 or 1; Y is H, phenyl, C 1-5 alkyl, C 3-8 alicyclic or -CH 2 R1, with the proviso that x = 1 when Y is -CH 2 R1, and wherein R and R1, same or different, are each at least partially fluorinated hydrocarbon...

In an underground storage, containing hot or cold storage materials, a circulating gas or fluid is passed in a plurality of conducts in the walls, floor, and ceiling of the storage and near their surface towards the storage, and, if a container or containing vessel is constructed inside the walls of said underground storage, the gas or the fluid is conducted either in the mentioned outer wall as p...