An on-demand system for intermittent high purity water production which by locating a storage tank (10) for pre-polished water just prior to a final high purity polishing device reduces the potential for stagnant water in the system to reduce or degrade product high purity water quality and reduces the actual degradation of high purity water quality. Pre-polished water is preferably produced by re...

The present invention provides a light irradiation apparatus for improving cell-mediated immune function by using a light source for irradiating light having a range with a predetermined peak wavelength, and a method for using the light irradiation apparatus. To accomplish the aim of the present invention, a light irradiation apparatus is provided which irradiates, over the entirety or a local por...

The present invention refers to a modular lining for tunnels excavated with traditional methods, comprised of prefabricated reinforced-concrete modules, and to a method for manufacturing said lining. The modular lining subject-matter of the present invention, executed by the method it also subject-matter of the present invention, has the evident advantage of being manufactured by the laying of pre...

The present invention relates to a system for mounting a mast (1 ) on a sail boat, said boat providing a deck (3) and a bottom (4), said mast (1) having a not-circular cross-section, said deck (3) providing a circular opening (9) for introduction of the mast (1 ), said mounting system providing a socket element (6), open above, introduced through said deck circular opening (8), and substantially e...

The present invention relates to a solar collector of the type comprising: - a plurality of tubular elements (10) adapted to absorb solar radiation in order to heat a fluid contained therein, said tubular elements (10) having a first end (11) and a second end (12); - a casing (20) adapted to house said plurality of tubular elements (10) and having an open side (20A) allowing said solar radiation...

A lamp for internal lighting of an electric household appliance including at least one light source consisting of a LED, a printed circuit for supporting and powering the light source and a supporting body for the printed circuit made of an electrically non-conductive material and provided, at one first end thereof, with a reflecting/diffusing element of the light emitted by the light source and d...

A wheel rim includes a V-shaped tube, at least two hook walls and at least two hooks. The V-shaped tube includes at least two sidewalls and a bearing portion. The sidewalls are disposed opposite each other. The bearing portion connects the sidewalls. The hook walls are linearly connected to the sidewalls of the V-shaped tube respectively, wherein each of the sidewalls of the V-shaped tube includes...