P479 A nuclear medicine diagnostic imaging system wherein the gamma camera rotates about the patient and is coupled to receive electrical power and control signals and to transmit data using cableless coupling means such as slip rings.

The invention relates to a radiological system of the mammographic type in which a radiation monitor 22 is provided. The invention resides in the fact that the entry face of the detector 22 is masked by a strip 23 which absorbs X-radiation except in zones whose variable dimensions are provided in order to adapt to the different shapes of breast. The strip 23 is driven by a motor 24 and stops,...

The subject of the present invention is a method of welding two clad metal sheets. According to the invention, in a first step, a test metal sheet (4) is taken whose thickness is equal to the sum of the thicknesses of the two metal sheets (1 and 2) to be welded and whose constituent material is the base metal of these two metal sheets, which is possibly clad with the same material, the laser beam ...

The invention relates to a pay-out device for modular threads, intended to assist in the production of a knitted fabric composed of several colours. It enables the operator easily to store the threads in the order in which they are knitted, to unreel them without entangling them and at different rates. In addition, at each change of row, when the work is reversed (returned) the device is also reve...

L'invention concerne un matériau composite à matrice thermoplastique et charge fibreuse.
La charge fibreuse de ce matériau composite contient des fibres d'origine animale non totalement dégraissées, et plus particulièrement des fibres de laine.
Les qualités d'isolation de ce matériau en permettent de larges utilisations, notamment dans le domaine du bâtiment.

The present invention relates to a tripeptidase of lactic acid bacteria in isolated form as well as to uses thereof, e.g., in the preparation of foods such as cheese, whippable products and meat products, or for preparing antibodies against the tripeptidase. The invention also relates to recombinant genetic information coding for the tripeptidase and transformed organisms expressing the tripeptida...

A biaxially stretched polyester base film having many fine protrusions on its surface, characterized by having the following properties: (a) in a distribution curve representing the relation between the number of protrusions (y/mm2) and the height of protrusions (x in mu m) on the surface of said film which are measured in a region having at least 20 protrusions/mm2, that part of the distribution...

PURPOSE:To shorten curing time, to get rid of misalignment of substrates and to improve productivity by incorporating a novolak epoxy resin partially reacted with a (meth)acrylate, a photopolymn. initiator, a heat curing agent and an inorg. filler. CONSTITUTION:A novolak epoxy resin partially reacted with a (meth)acrylate (A) is obtd. by performing an addition reaction of a novolak epoxy resin (a)...

PURPOSE:To obtain the title element which provides high-luminance red emission by making use of a specific monomolecular built-up film as a luminescent layer. CONSTITUTION:A monomolecular built-up film comprising a rhodamine dye (e.g. a compound of the formula) is used for a luminescent layer.

PURPOSE:To form insulating films of aluminum nitride with good electrical characteristics and strong adhesion on a substrate, by depositing aluminum nitride under a lower partial pressure of nitrogen and then under a higher partial pressure of nitrogen. CONSTITUTION:In an argon-nitrogen gas atmosphere (Ar:4X10<-2>Torr, N2:1X10<-2> Torr), a first aluminum nitride film 2a of, e.g. 1000Angstrom in t...

PURPOSE: To display the maximum torque acting on the knee of a skier by providing a regulator for changing the inspection amount of a display part according to the length of sky shoes in a binding portion. CONSTITUTION: A scale holder 11 is disposed movably in the longitudinal direction of ski or in the pressing direction of a compression spring, and an arbitrary position of the holder 11 is regul...

The self-clamping winch with articulated teeth comprises a fixed support (2) forming a base, a drum (1) mounted rotatably on the fixed support (2), a vertical shaft (14) for rotationally driving the drum (1) connected to the latter via a transmission with a reduction gear train, and means for automatically gripping a cable or cord (45) wound around the winch, which gripping means are mounted in th...

Un dispositif de surveillance du fonctionnement d'un microprocesseur capable d'engendrer un signal d'anomalie lorsque la fréquence d'un signal dérivé dudit microprocesseur franchit un seuil de fréquence inférieur ou supérieur comprend:
un oscillateur (P1-P3, R3, R4, C2, D2) produisant périodiquement une tension monotone et incluant un circuit à seuil (P3), et engendrant un signal d'anomal...

Alkenyl aromatic thermoplastic synthetic resinous elongate foam bodies having a machine direction, a traverse direction and closed noninterconnecting gas-containing cells are prepared using at least 70 percent by weight of 1,1,1-trifluoroethane and or 1,1,1,2-tetrafluoroethane as a blowing agent or part of a blowing agent mixture. These foam bodies have an average cell size of 0.01 to 0.3 millimet...

A fluid bed reactor for treatment of refractory materials with a hot fluidizing gas and a method to use same. Both the refractory materials and the fluidizing gas are introduced from the top of the reactor. Unusually high reaction temperatures of up to 2000 DEG C. are maintained in the reaction chamber due to the presence of heating elements within the reactor and due to countercurrent heat trans...

Electrical laminates are prepared from prepreg materials prepared by impregnating a substrate with a laminating varnish comprising a solvent solution of a curable composition comprising (A) a mixture of at least one epoxy resin having an average of more than 1 but not more than 2 vicinal epoxy groups per molecule and at least one epoxy resin having an average of more than 2 vicinal epoxy groups pe...

A motor brake unit comprising a housing member defining a fluid chamber disposed about the motor shaft of a motor, a shaft sleeve disposed within the fluid chamber nestingly engaging the motor shaft for rotation therewith, a first plurality of brake elements rotatable with the shaft sleeve, a brake collar secured to the housing member and disposed annularly about said shaft sleeve, a second plural...

The invention relates to a data processing system intended to supply prospective technological information on a product or a process. It relates to a system having an automation function, allying the capacity for automatic processing of curves by a machine to the illustrative and discriminatory power of graphical representation exploited by a user as a Decision Aid tool. According to the invention...

Un montage adaptable destiné à des opérations d'ajustage de pièces (6) portées par un bras de robot comporte un porte-outil (9) relié par des moyens de solidarisation (11) à un fléau (10) susceptible de pivoter autour d'un axe horizontal A situé dans le plan médiateur du fléau (10) et perpendiculaire au plan du fléau (10), une tige (14) portant une masselotte (16) étant articulée à chaque extré...

Containers with low permeability to hydrocarbon vapors, and in particular to fuel vapors, having at least one surface coated with a p-xylylene polymer and/or its derivatives. The containers find use in the fuel industry and, in particular, in the automobile industry for the production of fuel tanks for cars, commercial vehicles, and motorcycles.