Cages of large bearings are normally made of plate-steel or brass. Due to relativelly high speed excessive wear, noise and surface defects develop between the cage (7) and rolling bodies (1). The claimed design obviates these known disadvantages by covering the contact area (11) between cage-pockets and rolling bodies with a rubber layer (13) whereby the thickness of the layer should preferably be...

A method and apparatus for forming a palletless package having a plurality of layers of objects, the bottom layer of which is formed with cavities to receive the fork arms of a lift truck. A stack of the objects to be packaged is first formed in a palleting device by placing the objects in a plurality of layers each having the same base area. Then, an additional layer of objects is placed on top o...

PURPOSE:To obtain a small-sized and long-lived clutch sudden connection preventing device, by connecting an air reservoir to the air source of a clutch booster, and inserting a relay valve into a manifold, and interrupting the communication between the air reservoir and a power cylinder pressurized room as air pressure lowers down. CONSTITUTION:An air reservoir 2 is connected to the air source of ...

PURPOSE:To reduce the running impossibility due to the running out of fuel by constituting so that, when the remaining quantity of fuel becomes less, a speed-change operating means is controlled by a target torque ratio based on an optimum fuel consumption characteristic which has been changed by a running characteristic changing means. CONSTITUTION:The rotating speed of an engine E is continuousl...

PURPOSE:To achieve the enhancement in design freedom by housing all the planetary gear type speed-change gears and the greater part of a plurality of friction engaging gears in the inside of a main housing, and housing a friction engaging gear being used for the attainment of the bottom gear speed in a subhousing, and assembling both housings so as to be detachable. CONSTITUTION:In a main housing ...

An apparatus for positioning the spool in the valve body and setting the armature air gap with respect to the core assembly of a compound, spool type valve driven electro-mechanically by a pair of face type opposing solenoids.

Oriented polyester films primer coated with a hydrolyzed aminosilane are disclosed. These silanes in the unhydrolyzed state have the formula: XSi(R<2>)a(R<3>)b wherein X is a radical selected from the group consisting of H2NR<1>HNR<1> - and H2NR<1>HNR<1>HNR<1> -; the R<1>'s are the same or different groups selected from the group consisting of C1 to C8 alkyl or phenyl; R<2> is a hydrolyzeable gro...

PURPOSE:To obtain highly economical incineration equipment by comprising a device which uses heat energy for evaporating heat of volatile matter or preheating of incinerator air and garbage. CONSTITUTION:Garbage 1 is cut into small pieces by a cutter 2 inside a hopper 2, then the garbage, which is composed of about 90% of high moisture, is thrown into a vaporizer/concentrator as they are, where th...

A flow distribution system for the plenum chamber (12) of a gas- liquid-solids fluidised bed reactor includes a baffled nozzle device (16) containing at least two baffle plates (30, 32, 34) for mixing and uniform flow distribution of gas-liquid- materials in the lower portion of the plenum (12), used in combination with a distribution grid (18) to effect a uniform flow distribution of the gas/liqu...

PCT No. PCT/SE89/00138 Sec. 371 Date Nov. 1, 1990 Sec. 102(e) Date Nov. 1, 1990 PCT Filed Apr. 16, 1989 PCT Pub. No. WO89/10793 PCT Pub. Date Nov. 16, 1989.In a centrifugal separator there is formed within the rotor a separating chamber (7) and a central chamber (26), which latter communicates with a peripheral part of the separating chamber through a channel (19a, 19b). The part (19a) of the chan...

A pelletized mixture of gypsum, carbonaceous material and pyrite is charged to a travelling grate where the charge is heated under suitable conditions to produce a solid sintered material which has a broad spectrum of applications due to its chemical and physical properties and a gaseous effluent containing sulfur dioxide, sulfur or mixtures thereof.

The prepregs are prepared by impregnating a fibrous reinforcing material with a liquid composition which contains both a thermocurable phenol-aldehyde resin and at least one photopolymerisable component (in addition to the phenol-aldehyde resin) and preferably a thermocuring agent for the phenol-aldehyde resin and a photopolymerisation catalyst for the photopolymerisable component, and subsequentl...

A coupling assembly for joining together the ends to a pair of tubes, particularly suitable for use with plastics material, includes a pair of flange bushings, a sealing arrangement effecting a centering function and two semicircular shells having a U-shaped inner cross-sectional profile, each of the shells being provided with a resilient pawl which joins the shells together circumferentially abou...

A single-layer two-component polyurethane lacquer which is particularly suitable for the high-gloss coating of polystyrene. A lacquer which can be sprayed having a potlife of at least 16 hours and a flash point exceeding 21 DEG C is obtained by using tertiary alcohols and diacetone alcohol as a solvent, to which a thermoplastic acrylate resin is added as an adhesive.

The invention relates to polyethylene compositions comprising 20-98 wt % branched polyethylene a) with a density of between 915 and 940 kg/m<3> and a melt flow index of between 0.05 and 40 dg/minute, prepared by a high pressure radical process, and 2-80 wt % substantially linear polyethylene b) with a density of between 850 and 915 kg/m<3>, a melt flow index of between 0.05 and 25 dg/minute and a ...

PURPOSE:To prevent scattering of a constituting material of a superconductor in a process for heat-treating the material of an oxide superconductor by the irradiation with laser light by performing the irradiation with laser light through a member permitting transmission of the laser light. CONSTITUTION:A molded body 2 obtd. by powder molding of materials for an oxide superconductor, for example, ...

PURPOSE:To construct a layer or a part having a different superconducting characteristic in a ceramic superconductor by substituting a part of a primary constituting element of the superconductor with another element or by performing addition of said another element. CONSTITUTION:A ceramic superconductor, for example, a Bi-Sr-Ca-Cu-O type ceramic superconductor, is constituted of two kinds of supe...

PURPOSE:To prevent generation of expanding or breakage of an oxide superconducting material prepd. when it is used as superconducting wire by provisionally calcining, pulverizing by the wet process, and drying an oxide superconducting compsn. by using an org. solvent having no OH group in the wet pulverizing stage and specifying the amt. of the org. solvent. CONSTITUTION:A provisionally calcined o...

PURPOSE:To obtain a thin film of a superconducting material having low porosity and high critical current density at a high rate of film formation by thermally spraying fine particles of a material having superconductivity such as copper oxide on the preheated surface of a base material and by heat-treating the resulting film. CONSTITUTION:Fine particles of copper oxide or a copper-contg. oxide ha...

PURPOSE:To obtain a superconducting material having a high superconduction transition temp. by heating a powdery mixture of starting materials such as thallium oxide, barium oxide, calcium oxide and copper oxide at a prescribed temp. CONSTITUTION:Thallium oxide or thallium hydroxide, barium oxide or barium hydroxide, calcium oxide or celcium hydroxide and copper oxide, cuprous oxide or copper hydr...