PROBLEM TO BE SOLVED: To obtain a vacuum pump oil affording high thermal stability and high eventual degree of vacuum along with excellent low-temperature startup effect, and suitable for use in the winter season or cold districts, by using a base oil consisting of a hydrocarbon with a specific molecular weight and having each specific viscosity index and dynamic viscosity. SOLUTION: This vacuum p...

PROBLEM TO BE SOLVED: To improve collapse strength of an outer ring, and reduce a cost. SOLUTION: A ball bearing 20 for a slide seat has an inner ring 21 to be fitted to the frame shaft part of a slide seat, an outer ring 22, plural balls 24 interposed between the truck surface 21a of the inner ring 21 and the truck surface 22a of the outer ring 22, a retainer 26 for retaining the balls 24 on a gi...

Apparatus and process for the manufacture of imitation Jacquard fabric by passing a flocked fabric through a printing station whereat a selected drawing or design is printed on the fabric by pressurized air. The flocked fabric is moved on a table beneath a rotatable drawing cylinder extending transversely to the table and spaced from the table only by a distance to allow the passage of the fabric ...

This invention generally relates to the treatment of wastewaters rich in organic content, either soluble or particulate, and is more specifically concerned with aerobic treatment wherein a new totally pneumatic bioreactor is capable of handling and treating aqueous wastes at high organic loadings and solids contents. Influent waste material treated in this compact bioreactor is submitted to a high...

A razor caddy receives a razor handle suitable for supporting a razor cartridge. The top and bottom handle surfaces have a continuous index finger profile when gripped on the top surface of the razor handle. The razor handle has a widened portion proximate to a proximate end, and side portions of the razor handle form a concave profile between the proximate end and the distal end. The side portion...

PCT No. PCT/EP96/01084 Sec. 371 Date Sep. 19, 1997 Sec. 102(e) Date Sep. 19, 1997 PCT Filed Mar. 14, 1996 PCT Pub. No. WO96/30315 PCT Pub. Date Oct. 3, 1996The invention concerns insulating mortar which displays very good heat-insulating properties. It contains at least 70 vol. %, preferably at least 80 vol. %, in particular at least 85 vol. %, recycled, comminuted hard polyurethane, the remainder...

A framed art reproduction comprises: i) a thin sheet of deformable substrate having an artistic image reproduced on a front face thereof, ii) the thin sheet having an integral raised land portion containing the image, an integral flange surrounding the raised land and an integral continuous lip interconnecting the raised land to the flange, the lip being of a predetermined height defined by an ext...

The present invention provides a process for producing gel-coated, shaped articles wherein the total processing time is decreased compared to conventional processes and the physico-mechanical properties of the gel-coated, shaped articles produced therefrom are maintained.

An electronic security system for controlling access to a plurality of storage locations. The system includes an electronic lock associated with each storage location, a central control terminal for controlling operation of the security system, a programming terminal to program a plurality of keys, and an identification terminal for identifying authorized users of the security system.

An image processor accurately executes area separation using small block size image data. The image processor includes a wavelet transforming circuit which converts input image data into a plurality of band-limited image data, and an edge detecting circuit detects edge information in the image data based upon the band-limited image data. A character-area detecting circuit detects character areas i...

PROBLEM TO BE SOLVED: To obtain a composition exhibiting excellent accelerating effect even if an alkali-free accelerating agent is used by incorporating a specific quantity of calcium aluminate in a cement component. SOLUTION: In the cement component, 10-35 wt.% (hereafter referred to as %), preferably 12-20% calcium aluminate is incorporated or 3-30%, preferably 5-15% gypsum expressed in terms o...

PROBLEM TO BE SOLVED: To obtain a concrete composition absorbing ultraviolet rays by mixing an ultraviolet absorber comprising a metal oxide powder with a concrete. SOLUTION: This ultraviolet-absorbing concrete is obtained by mixing an ultraviolet absorber comprising a metal oxide powder with a concrete. A single substance of a metal oxide powder such as titanium oxide, iron oxide, zinc oxide, zir...

PROBLEM TO BE SOLVED: To obtain a water permeable block for building material, comprising a waste of ceramic product as a main raw material, capable of being baked at a low temperature, reducing the treatment of the waste and the treated amount, promoting reduction in fuel and permeation of rainwater into the ground, improving a beautiful view as a spectacle material, friendly to an environment, u...

PROBLEM TO BE SOLVED: To form a boom and an arm out of a base metal as an unwelded member and to provide a construction of an operation machine capable of arranging hydraulic pipes through the insides of the arm and boom. SOLUTION: A boom 3 and an arm 4 of an operation machine 1 are formed of a pair of right and left side panels, a plurality of pin holes passing pins therethough in joint sections ...

PROBLEM TO BE SOLVED: To provide a method for suppressing carbonation of lightweight concrete having satisfactory working property with a light weight and excellent in appearance and strength by mixing a lightweight aggregate dried with a percentage of water absorption of a prescribed value or less, cement, a water reducing agent and water. SOLUTION: A lightweight aggregate dried in absolute dry c...

PROBLEM TO BE SOLVED: To suppress generation of torsional vibration appropriately even in any operating condition of a vehicle. SOLUTION: A diesel engine 2 is provided with a rotational speed sensor 35 for detecting the engine rotational speed NE of a vehicle, an accelerator sensor 73 for detecting the accelerating and decelerating condition of the vehicle, and an electronic control unit(ECU) 71 f...

PROBLEM TO BE SOLVED: To improve heat efficiency and output per volume by promotion heat transfer to working gas in a high temperature space and a low temperature space, connecting a main space to a forced flow device through a heat exchanger tube passing through into a heat source heat exchanger, and reciprocatively flowing or circulating the working gas in the main space in the heat exchanger tu...

A method of removing, reducing or detoxifying organic pollutants from a fluid, water or air, by contacting the fluid with a photo-reactive metal semiconductor material in the presence of ultraviolet light of a wavelength to activate the photoreactive material, is improved by simultaneously contacting the photoreactive material with a substance that accepts electrons and thus inhibits hole-electron...

A plurality of frames associated with sequences of video source material representing a series of scene changes are digitized. A computerized process analyzes the digitized information and identifies one or more frames of the source material associated with and representative of each such scene change and/or sequence. The representative frames are displayed. A selected frame from the display will ...

An ultrasound imaging system includes a scan conversion process for converting ultrasound data into a standard display format conversion and can be performed on a personal computer by programming the computer to convert data from polar coordinates to Cartesian coordinates suitable for display on a computer monitor. The data is provided from scan head enclosure that houses an array of ultrasonic tr...