1
Cacheux Philippe, Molle Gerard: Compact gripping head for handling metal sheet. Ragonot, April 30, 1998: FR2755049-A1 (17 worldwide citation)

The side-fixing (P,V) cylindrical case (2) has an extension (4) containing a sliding sleeve (5), fixed to a drive-motor (16) within the case, and a centrally slotted probe (3). The sleeve and associated components, including the motor, are displaced axially by another motor behind the first, the pro ...


2
Nemser Stuart, Olpin Jay: Procede pour gazeifier ou degazer un liquide, Method of gasifying or degasifying a liquid. Compact Membrane Systems Incorporated, Compact Membrane Systems Incorporated, EMERY JAMIESON, April 30, 1998: CA2268641 (12 worldwide citation)

A method of adding or removing a gas to or from a solution of the gas in a liquid involves transferring the gas between the liquid and another fluid through a membrane unit. The membrane unit includes a membrane which is (i) substantially impermeable to the solvent and having a permeability to oxyge ...


3
Leger Pierre, Jeanroy Alain, Renault Alain: Vorrichtung zur messung der rotation mit einem vibrierenden, mechanischen resonator. Sagem, April 30, 1998: FR2755227-A1 (11 worldwide citation)

A mechanical resonator 10 provided with transducers 15 1 and 15 2 enables an axially-symmetrical standing wave to be set up in the resonator. The apparatus also comprises sensors 16 for measuring the elongation of the resonator vibration in at least two particular directions and a monitoring and con ...


4
Chodorge Jean Alain, Commereuc Dominique, Cosyns Jean: Process for the production of isobutene and propene from hydrocarbon fractions with four carbon atoms. Inst Francais Du Petrole, April 30, 1998: FR2755130-A1 (9 worldwide citation)

A new process for the conversion of a 4C olefinic cut into isobutene and propylene, is claimed. The cut contains particularly di-olefins, 1-butene, 2-butene, isobutene and acetylenic compounds : the process incorporates the following stages: (1) Selective hydrogenation of the di-olefins and acetylen ...


5
L Hermine Alban: Motor vehicle headlamp comprising a light conducting element. Valeo Vision, April 30, 1998: FR2755210-A1 (9 worldwide citation)

The headlamp has a light source (101), an elliptical reflector (102) and a light conduit (200) with multiple facets (210a,220a,230a,240a). Each facet forms a virtual light source and co-operates with dioptric elements to form a number of light beams which merge to form a single main beam. The light ...


6
Durey Benoit: Method of constructing a partition assembly. Dra Associes, April 30, 1998: FR2755160-A1 (8 worldwide citation)

The method for making a partition comprises assembling two modulated panels (1). These are combined with several extendable elements supported and locked horizontally and vertically on existing walls. The extendable elements comprise two parallel uprights (5) moved by pantographs (6) controlled by a ...


7
Valve. Vorwerk Co Interholding, April 30, 1998: GB2090945-A (8 worldwide citation)

A valve for changing air flow in a suction cleaner or the like from one duct (10) to another (11) includes a pivotable flap (9) coupled to an actuating part. Latching means (2, 4, 5) are arranged to bias the flap towards and maintain the flap in first and second end positions thereof, respectively, ...


8
Boisseau Jean Pierre, Mery Jean Claude, Maligne Jean Charles: Vehicle braking system. Bosch Syst Freinage, April 30, 1998: FR2755195-A1 (7 worldwide citation)

The system comprises an energy conversion part (3) fixed to the rotating wheel (4). A second energy conversion part (10) can be controlled to selectively receive a braking force from the first energy conversion part. A support (8) fixed to a beam (2) receives the braking force on the second part. Th ...


9
Gueret Jean Louis: Applicator for a spreadable product and an application unit comprising such an applicator. Oreal, April 30, 1998: FR2754985-A1 (7 worldwide citation)

The applicator consists of at least one flexible holder (8) with a cavity (9) which holds the product to be applied so that it has at least one exposed surface (5). The holder is able to move selectively between two positions - a rest position in which the product is located on or below the level of ...


10
Runkle Mark Andrew: Asynchronous conversion method esp. for variable speed hydroelectric turbine.. Gen Electric, April 30, 1998: FR2755319-A1 (7 worldwide citation)

A hydroelectric power generation system (20) feeds electrical utility system (72). A controller (42) obtains signal from water head transducer (25) and requested electrical output power from hydro-turbine (70) to regulate the speed of an asynchronous rotary converter (50) coupled to the hydro-turbin ...