In a method of producing metallic lead from a material including lead dioxide and/or metallic lead, including a step for dissolving the lead contained in the material and an electrolysis step for the cathodic deposition of the dissolved lead, the dissolving step is carried out with the use of an acid electrolyte in the presence of a redox couple which has a potential between its oxidised and reduc...

A universal fitting for a receptacle for the introduction or the withdrawal of an inoculum comprising: a body portion (14) including means for receiving a needle (26) for passing an inoculum into or out of a receptacle; and an annular skirt (15) extending from said body portion for positioning over a liquid entry portion of said receptacle, said skirt having an internal surface (30) and a pluralit...

The invention is directed to a brake pad retention spring, in particular for spot-type disc brakes for automotive vehicles, including a fastening section (10) for securing it to a pad backing plate (4) and spring arms (16, 18, 30) for engagement into a brake member, wherein two spring arms (16, 18) extend substantially in the circumferential direction and a third spring arm (30) extends substantia...

DE DIVULGATION MORTIER OU BETON A HAUTES PERFORMANCES Marcel MATIERE Invention de : Marcel MATIERE L'invention a pour objet la réalisation d'un mortier ou d'un béton à hautes performances, et notamment dont la résistance à l'écrasement peut dépasser 40 MPa, un tel mortier ou béton comprenant, en proportions voulues, un ciment, des agrégats solides et des adjuvants éventuels, l'ensemble étant mélan...

A process of making a paint roller with a foldable end comprising the steps of: securing a paintroller support core to a paint-roller pad and then removing a portion of the core secured to the paint-roller pad. If multiple paint rollers are being made, one cuts the paint-roller pad and support core into multiple segments with the cut ends of the segmented paint-roller pad and core coextensive with...

The method provides a display of pictures, movies, video, television, broadcasting or other information display (1) to people (2) travelling by a vehicle (5). Images are displayed on a display area (3) outside the vehicle on a tunnel wall (6) or other surface which laterally (7) delimits the path of the vehicle, for e.g. a tunnel (20). - Images are projected from a display apparatus fixed to the v...

11 Invention: REPLACEABLE LENS ASSEMBLY FOX VIDEO LAPAROSCOPE A video laparoscope has a miniature video camera disposed at the distal end of its insertion tube. A removably installed tubular lens cell contains one or more focussing lenses. The lens cell has a male-threaded first end and a second end on which is formed a radial flange of a predetermined diameter. A tubular lens retainer canister is...

The invention related to an apparatus of bicycle sets a connecting buckle connecting with base supporting bar, a horizontal bar inlaying with stabilizer on handle bar, by balance and connecting buckle, to get the optimal stable status and hold center of gravity while bicycle passes through rough road.

This invention relates to a process for the amplification of nucleic acids in the form of DNA or RNA from blood samples by means of an enzymatic amplification method, characterized in that no preparation of the blood sample otherwise necessary to prepurify the nucleic acid to be amplified is performed and the proportion of the sample in the reaction mixture for the amplification process is greater...

Disclosed is an apparatus which can serve to detect, count, size discriminate and analyze the chemical composition of particles in the air or process gases. In a preferred embodiment, the particles enter via a capillary (4 or 5) into a differentially pumped chamber (6). A pulsed laser (10) which is continuously fired is focused at an opening in the chamber. When the particles come into the path of...

A door security system is used in conjunction with a lock such as a deadbolt lock having an "inside" located actuating handle, of the type used in hotel rooms, having a major and a minor dimensional axis. The security device has a baseplate that fits beneath the faceplate of the lock and which can be oriented during installation in relation to the shaped actuating handle of the lock. The baseplate...

An extendable and collapsible seat cushion (10) manufactured from a unitary piece of foam (18). Channels (16) are molded into the foam (18) perpendicular to the length of the seat to allow for compression of the overall length of the seat cushion. Further, channels may be molded into the foam in a direction parallel to the length of the seat cushion to allow for compression of the seat cushion in ...

The present invention discloses a transformed Phaffia strain. Also disclosed are specific vectors for transforming Phaffia, preferably such vectors contain expression regulating sequences obtained from Phaffia. The present invention also discloses the use of certain marker genes in Phaffia. The invention further discloses a method for transforming Phaffia.

OPTICAL VIEWING DEVICE of the Invention: A low cost optical viewing device for viewing a remote location comprises three sections of an objective lens, relay lens and eye piece. However, in contrast to prior art optical viewing devices, all three sections of the present invention are free of conventional and relatively expensive glass rods. The preclusion of the glass rods leads to an overall lowe...

TRANSFORMATION OF PHAFFIA RHODOZYMA The present invention discloses a transformed Phaffia strain. Also disclosed are specific vectors for transforming Phaffia, preferably such vectors contain expression regulating sequences obtained from Phaffia. The present invention also discloses the use of certain marker genes in Phaffia. The invention further discloses a method for transforming Phaffia.

A method of discriminating coins by use of a pair of oval sensor coils (17, 17 min ) opposedly arranged at both sides of a coin passage (33) in a coin acceptor with the longitudinal axis of the coils extended along a coin guide rail (34) in the coin passage is disclosed. The method comprises steps of detecting a variation of coil reactance caused by a coin rolling on the guide rail (34), counting ...

Display bench with automatic opening of the type having a display surface with steps comprising a main frame of rectangular shape and having two uprights held together by a number of equidistant cross members, there being hinged to each of these cross members a small frame that swings between a position coplanar with the main frame and a position inclined with respect to the main frame, and two se...

There is disclosed apparatus for use in extracting liquid from cloth or other water-absorbing goods wherein the goods are contained within a perforated drum rotatably mounted in an outer housing. Circumferentially spaced, essentially rigid, hollow preforms having parts therein extend lengthwise of the inner side of the drum, and bellows are connected to the inner side of the drum each to cover a p...