In connection with cleaning of gas from particles suspended therein and being heavier than the gas the gas is caused to rotate in a chamber delimited in a stationary housing, so that the particles by centrifugal force are separated from the gas and are thrown towards a stationary housing. The rotation of the gas is accomplished by means of a rotor, which includes a stack of conical separation disc...

PROBLEM TO BE SOLVED: To provide an easily handleable illumination-type insect collector at an extremely inexpensive cost by eliminating the defects of the high cost of the conventional illumination-type insect collector for capturing flying insects by utilizing habit of gathering to the light of the illumination. SOLUTION: This illumination-type insect collector is obtained by attaching an insect...

PROBLEM TO BE SOLVED: To provide a crystallization dephsphorizing apparatus having a distributor with which the flow rate distribution of an upward flow is uniformized, a flow rate necessary for fluidizing a crystal seed containing calcium phosphate is obtained when supplying phosphorous-containing waste water to a fluidized bad type reaction crystallizer and the falling down of the crystal seed f...

PROBLEM TO BE SOLVED: To provide a cellulose derivative hollow fiber membrane which is hardly biodegradable and has high mechanical strength and a high permeating flux amount. SOLUTION: The cellulose derivative hollow fiber membrane is produced from cellulose derivatives as the membrane materials and has 50 to 500 &mu m film thickness and a dense film surface having 0.001 to 0.05 &mu m average por...

PROBLEM TO BE SOLVED: To provide a steam heating apparatus in which the whole heating part is uniformly heated with steam without retaining a condensate generated in the heating part. SOLUTION: A steam supply pipe 5 is connected to a jacket part 2. The lower part of the jacket part 2 is connected to a condensate forcibly feed pump 4 through a header tank 3. An introducing port 28 for high pressure...

PROBLEM TO BE SOLVED: To provide a steam heating apparatus in which the whole heating part is uniformly heated with steam without retaining a condensate generated in the heating part. SOLUTION: A steam supply pipe 5 is connected to a jacket part 2. A header tank 3 and a condensate forcibly feed pump 4 are connected to the lower part of the jacket part 2. An introducing port 28 for high pressure st...

PROBLEM TO BE SOLVED: To weld metal sheets while exhausting the vapors of protective materials. SOLUTION: The welding of 2>= steel sheets (1 and 2) having the protective layers at least one of which consists of material of a low evaporation temperature is carried out by directing a laser beam (L) toward the two overlapped flanges (1a and 2a) of the sheets (1 and 2). The flanges (1a and 2a) of the ...

An adjustable, shoulder-strap assisting device having an elongate support member with a non-smooth surface on a shoulder engaging side. The elongate support member also has a deformable, rigid insert disposed therein such that the support member is capable of being custom fitted about the shoulder of the user in a non-slipping position. The shoulder-strap assisting device conforms to the contour o...

A method for temporarily storing a plurality of endless, intermediate articles of manufacture being characterized by: (i) placing an endless, intermediate article of manufacture in a load/unload position on the storage device 10; (ii) indexing the article out of the load/unload position and into a storage position; and (iii) repeating these steps with additional articles. In the preferred method, ...

Methods and devices for performing percutaneous myocardial revascularization without disrupting the blood pumping activity of the heart. A percutaneous myocardial revascularization system including an active electrode disposed at the end of a catheter and a radio frequency generator coupled to the active electrode for delivering radio frequency energy thereto. Radio frequency energy is selectively...

A probe that facilitates the creation of circumferential lesions in bodily tissue. The probe includes a relatively short shaft and a loop-like structure that supports electrodes or other operative elements against the bodily tissue.

A composite film is described which consists of a primary unfilled polyester layer and a secondary polyester layer containing from 1 to 8% by weight, based on the weight of the secondary polyester layer, of finely divided silica particles having a volume weighted mean particle size diameter D[4,3] of from 2.3 to 6.2 micrometers. The composite film is used in backlit displays such as illuminated si...

In a foamed metal preformed body, including foamed metal foam material, at least one flow conduit (18) for communicating a thermal treatment fluid is guided through or into the foamed metal foam material.

The present invention provides a master batch for polyester resins that does not need to be dried prior to use. The master batch according to the invention includes an additive package dispersed in a carrier. The additive package includes one or more colorants, light stabilizers, heat stabilizers, flame retardants, antioxidants, lubricants, anti-stats, biocides, fillers, and process aids. The carr...

For reasons of flexibility, efficiency and costs, more and more processes are monitored with the aid of software-controlled electronic devices. As a rule, these are electronic devices that are controlled with the aid of microprocessors. The invention presented herein is aimed at increasing the reliability of these systems and, simultaneously, reduce the expenditure for developing these systems. A ...

PROBLEM TO BE SOLVED: To provide a wooden chair mitigating an impact applying to the coccyx of hips in seating and capable of retaining it by a proper elastic pressure by completely abutting the lower end faces of the four legs on a floor surface. SOLUTION: A fitting hole 3 is formed in an attachment 2 in the lower end face of the leg 1 of the wooden chair, the tip part of a support bolt 4 is rota...

PROBLEM TO BE SOLVED: To provide a folding filter which can be handled in a compact state by folding and which can be easily and surely manufactured. SOLUTION: The filter is obtained by preparing a filter medium 12 pleated and folded into a staggered form and adhering a sheet material 13 to the top and bottom end faces 12a of the filter medium 12. The sheet material 13 is in a form corresponding t...

The present invention relates to a portable measuring device (7) that can be carried on an individual's body, which has a springless holder (1) that permits it to be attached to an article of clothing and released therefrom, this device having the following features: a) On one of the two short sides, the plate (8) incorporates a recess (9) with an opening (10); b) A flat slide element (11) has a g...

"ELASTÈMEROS MICROCELULARES FLEXìVEIS DE BAIXA DENSIDADE, INSUFLADOS COM DIóXIDO DE CARBONO ADEQUADOS PARA A PREPARAçãO DE COMPONENTES DE CALçADOS". Espumas de poliuretano microcelulares flexíveis adequadas para uso como componentes de peso leve para sola de calçados são produzidas dissolvendo-se dióxido de carbono em um ou em ambos do lado isso ou do lado da resina de uma formulação de espuma de ...

A secondary ion detector 130 senses defects on a photomask and outputs image information. The CPU 140 then displays this image information at a monitor 150. An operator then selects a pattern corresponding to a displayed defect from defect patterns recorded in a memory 120 using an input unit 160, designates a correction region, and designates coordinates for deciding a boundary line for a normal ...