A winding device for a conical cross-wound coil wherein the coil is driven by peripheral friction applied to a predetermined part of the length thereof constituting a friction zone, and the thread that is to be wound on the coil is fed thereto by a thread guiding member, means for reducing the angle at which the wound threads cross on the cross-wound coil in the friction zone with respect to the t...

In an apparatus for the simultaneous winding of parallel tapes onto bobbins rotated by contact with an upper run of a conveyor mat carrying the tapes, each of the hubs for the bobbins is carried at the free end of a respective cantilever arm which is pivoted for movement in a vertical plane above the conveyor mat, the cantilever arms all being mounted on respective pivots on a frame structure posi...

A method for producing fabric reinforced tapes of vulcanizable rubbery material, to be wound and stocked in bobbins, comprising progressing the formed tape under means adapted for applying a thin layer of anti-adhesive zinc stearate on one face of the tape, preparatory to winding the tape into bobbins the turns of which are to be prevented from sticking to each other.

Process for controlling the humidity of a closed animal confinement habitat and air by contacting the habitat air with an aqueous solution containing sufficient amounts of hydrogen peroxide and a mineral acid to absorb and oxidize the odorous and noxious gases from the air and to maintain the humidity level of the contacted air as desired between 40% and 95% relative humidity.

Certain polymeric modifiers are surprisingly effective for injection molding and extruding thermoplastic structural foam of lower density, improved appearance, more uniform cell structure, and for lowering injection molding cycle time.

An apparatus and method for cold working metal powder to produce a metal powder highly suited for consolidation wherein the apparatus comprises a cold rolling mill including a pair of driven rolls mounted within a sealed work chamber for receiving and deforming a closely metered amount of powder. The work chamber is continuously purged with an inert atmosphere to protect the powder from gaseous co...

PCT No. PCT/SU82/00023 Sec. 371 Date Mar. 1, 1983 Sec. 102(e) Date Mar. 1, 1983 PCT Filed Jul. 1, 1982 PCT Pub. No. WO83/00080 PCT Pub. Date Jan. 20, 1983.The apparatus for recovering meat of small crustaceans comprises a mechanism 1 for breaking-up the shell of the crustaceans, a mechanism 3 for separating the meat from other components and a mechanism 2 for separating the easily rising component...

A light weight carrier system primarily for use in carrying skis and/or poles on the user's back between the shoulders. The carrier system 2 includes a plaint back body portion 4 including a top holding strap 6 and a bottom holding strap 8, each with a closure means. A pair of shoulder harness straps 14 and 16 are each attached to opposite side edges of body portion 4. In use, carrier 2 is placed ...

A closed cell rigid polyurethane foam has been prepared which contains up to about 60% by weight of molecular sieves capable of sorbing molecules with effective critical diameters of up to about 10 ANGSTROM . The molecular sieve component of the foam can be preloaded with catalysts or with reactive compounds that can be released upon activation of the foam to control and complete crosslinking afte...

Foam-backed pressure-sensitive adhesive tape having an open-cell polyurethane foam backing containing a foam-stabilizing fluoroaliphatic substance such as a fluoroaliphatic oligomer which affords repellency to oil and water. Moieties of the fluoroaliphatic substance similar to moieties of the polyurethane afford solubility in the polyurethane-forming mixture which is balanced against the insolubil...

A fresh baker's yeast preparation of greater stability is provided in which a hydrophobic additive which assists in the free flow properties of moist bulk materials, for example hydrophobic silicon dioxide, is added in from 0.01 to 5% by weight of yeast optionally a hydrophilic substance can be added for example hydrophilic silicon dioxide.

An adjustable tire curing mold or matrix suitable for retreading tires of varying diameter. A plurality of rigid mold segments with adjacent segments joined to form a continuous annular mold of variable diameter, and means for compressing the mold segments inwardly about a tire positioned within the mold.

A bicycle tire, notably tubular tire, includes a flexible reinforcing structure added to the tread, the reinforcing structure consisting of high tensile strength yarns assembled beforehand in the form of a knitted sheath or tubular member, and intimately bonded to the rubber by causing the rubber to penetrate into the open meshes of the reinforcing structure during the tire vulcanization.

DUAL FUNCTION PORT CAP A port cap for attachment to an inlet or an outlet port of a device, especially a medical device such as a cardiotomy reservoir, venous reservoir, blood oxygenator or blood dialyzer. The port cap comprises a hollow body member having a wall at its first end, a second end which is open, and a hollow interior. The closed end of the body member carries a hollow projection havin...

A vehicle transmission clutch control including an electronic logic control which controls the transmission gear selection, a clutch position signal generator responsive to vehicle operating parameters to produce a command signal which operates a clutch control to govern the engagement of the clutch. A clutch disengagement control receives a gear change signal from the logic control and produces a...

An ultra light weight insulating building block is manufactured from an aggregated particulate formed by mixing expanded perlite together with cement in the proportions of approximately 24 parts of perlite for each part of cement by volume and thereafter adding a minimum amount of potable water to agglomerate the contents until the mixture is tacky. The mixture is thereafter cured in air to form t...

The application discloses a process for making a polymeric powder which is readily dispersible in water to provide a composition useful for forming an enteric coating on pharmaceutical dosage forms and also a process for using the powder for its intended purpose.

A coating composition curable by an activation energy ray, which comprises (a) 100 parts by weight of a monomer mixture (A) comprising at least 30% by weight of a compound having at least 3 acryloyloxy and/or methacryloyloxy groups in the molecule and up to 70% by weight of a compound having 1 to 2 alpha , beta -ethylenically unsaturated bonds in the molecule, (b) 0.01 to 6.0 parts by weight of a...