For the comminution of fresh wash powder coarse particles after drying, a hammer bar mill can be used, the beater wheel (3) of which is equipped with two diametrically opposite, enlarged clearing beaters (9) which keep a milling space (8) on the circumference (6) of the beater wheel (3) free and thus prevent a blocking of the beater wheel (3). The peripheral edge (10) of the clearing beater (9) ca...

A fire alarm system which makes fire determination based on a novel idea which considers various changes of the physical phenomena in the surroundings caused in relation with the occurrence of a fire in terms of changes of vectors. These changes in the physical phenomena are detected by the detecting section in the form of analog data and processed by a data sampling section as sampled data and st...

PURPOSE:To efficiently prevent deterioration of shift shock, lowering in durability of friction material, or deterioration of fuel consumption by changing governing level of controlled oil pressure in accordance with closed and opened condition of a closing valve, in the case of controlling an oil pressure to be controlled. CONSTITUTION:A discontinuous change of an engine torque takes place when t...

PURPOSE:To prevent excessive speed change shock or such as lowering of durability of friction material effectively by forbidding execution of speed change during a fixed time decided in advance after changeover between closed and opened conditions of a closing valve, when speed change is controlled. CONSTITUTION:When judgement to make change-over of a swirl control valve from closed condition to o...

PURPOSE:To suppress the fall of an active material and lengthen the life of a battery by enclosing a paste type pole plate with a cloth having an elastic body such as a glass mat stuck onto the inside. CONSTITUTION:An elastic body 2 is provided on a surface making contact with an active material of a paste type pole plate 1, which plate 1 is enclosed from above of the elastic body 2 with a bag con...

This invention relates to the use of a C2-6 polyfluorocarbon compound containing no chlorine or bromine atoms as physical blowing agent in the preparation of rigid, closed-cell, polymer foams. Use of such blowing agents, especially 1,1,1,2-tetrafluoroethane (R-134a), in the preparation of polyurethane or polyisocyanurate foams provided for products in which the loss in thermal insulation performan...

PURPOSE:To take out a large amount of polarizing components by reflecting the polarizing component to be a part of incident light on one surface of an optical phase plate, propagating another polarizing component through the optical phase plate and reflecting it on reflecting film, and emitting it from the optical phase plate setting the phase in-phase with that of the partial polarizing component...

PURPOSE:To extend element life by forming a protective layer on at least exposed surfaces of an organic thin film layer and the other electrode layer formed on the organic thin film layer by evaporation or spattering. CONSTITUTION:An anode 2 is formed on a glass base 1 by evaporation, an organic pole injecting and transporting layer 3 and an organic electron injecting and transporting layer 4 are ...

PURPOSE:To improve brightness by forming a luminescent film into a composite film in which a plurality of luminous bodies having alkali earth metal sulfide as luminescence base body and a plurality of zinc sulfide layers are alternately laminated. CONSTITUTION:A luminescent film 15 is a composite film in which a plurality of luminous layers 15a having an alkali earth metal sulfide as a luminescenc...

PURPOSE:To obtain a luminescent film improved in brightness by using a heat resisting base, and forming a first electrode consisting of heat resisting material on the heat resisting base. CONSTITUTION:A heat resisting metal electrode 12 is provided on a heat resisting base 11, and an electrode 15 opposite to the metal electrode 12 is formed from a transparent electrode material, whereby the EL emi...

PURPOSE:To make the device small in size and light in weight, and to shorten the adjustment time of a focus detecting system by constituting the focus detecting system by performing partial masking to two emitting faces of a polarization beam splitter, and also, joining a split prism. CONSTITUTION:The emitting face of a polarization beam splitter 4 becomes two sectors from a circular luminous flux...

A process for producing a tire reinforcement is characterized by the fact that each reinforcement cord is projected individually into its place in the reinforcement. For this purpose, a machine is used which comprises laying members comprising essentially a rotary conduit which projects the cord by a radially outer extremity of the conduit and rollers which impose a linear speed of laying of the c...

PCT No. PCT/SE85/00132 Sec. 371 Date Nov. 14, 1985 Sec. 102(e) Date Nov. 14, 1985 PCT Filed Mar. 26, 1985 PCT Pub. No. WO85/04736 PCT Pub. Date Oct. 24, 1985.A data processing system which includes an address bus connected to k computer elements is supervised with the aid of an arrangement including a plurality of indication registers connected to the bus and to an error signal generator. The addr...

An inclinometer comprising a tubular casing (1), a sleeve (22) formed internally with steps (54) of progressively increasing diameter and a venturi ring (52) spring-urged to move axially within the casing between end portions, a central rod (42) presenting a series of co-axial rings (44) with any one of which the venturi ring on the sleeve is selectively cooperative according to the position of th...

A method of installing a reception device in a cased well at an optimum depth for surveying a formation under production or a localized part thereof and a source of acoustic waves at the surface or in a well. A placing or setting of the device is achieved by associating a plurality of acoustic wave reception units with a tubing lowered into the well and by applying the respective units against the...

PURPOSE:To effectively obtain a mold strand of good quality that does not cause defective strand such as cross by installing a brake for applying a reverse rotational torque on a bobbin for superconducting wire supply. CONSTITUTION:A toothed gear 5 is mounted on one bobbin shaft 3 protruded from a bobbin supporting frame 4, while this toothed gear 5 is linked with a torque motor 7 through a chain ...

A resonant tag circuit with at least one resonant frequency operates in an electronic security system in which the tag circuit is detected and electronically deactivated in order to destroy the resonant characteristics of the tag circuit at the detection frequency. The tag circuit is designed with capacitor plates 10, 12, 22, 24 which are located closer to one another at a selected point 20, 32. I...

Xanthines of formula (I) and their optical isomers and acid-addn. salts are new: R1 = 1-6C alkyl, 3-4C alkenyl or 3-4C alkynyl; R2 = 1-6C alkyl, 3-4C alkenyl, 3-4C alkynyl or opt. substd. benzyl; R3 = (a) C-bonded satd. or unsatd. 5- to 7-membered heterocyclyl contg. one or more O and/or S atoms, opt. substd. by 1-6C alkyl, oxo, CHO, CH2OR4, CH2OR7, COOR4 or CONR5R6; where furyl and thienyl gps. a...

Benzamide piperidinyl cpds. of formula (I) and their salts N-oxides and isomers are new. A = CH2-CH2-, -CH2-CH2-CH2- or -(CH2)4- where 1 or 2 H of these radicals may be replaced by 1-6C alkyl. R1 = H or halo. R2 = H, NH2, mono- or di(1-6C alkyl)amino or 1-6C alkylcarbonylamino. R3 = H or 1-6C alkyl. L = 3-6C cycloalkyl; 5-6C cycloalkanone, 3-6C alkenyl (opt. substd. with aryl), -Alk-R4, -Alk-X-R5,...

PCT No. PCT/FR83/00068 Sec. 371 Date Dec. 19, 1983 Sec. 102(e) Date Dec. 19, 1983 PCT Filed Apr. 14, 1983 PCT Pub. No. WO83/03625 PCT Pub. Date Oct. 27, 1983.The present invention concerns processes for making composite materials. The process is characterized essentially by the fact that it consists in making a fibrous preform 1, in pre-treating this fibrous preform by a fluorine containing flux 3...