51
Horstmann Markus: Stop valve for liquefied cryogenic fuel. Daimler Chrysler, December 31, 1999: FR2780478-A1

The unit consists of a double acting change over valve (48), which controls the stop valve, and locking mechanism at the end of its stroke. The control section consists of an operating piston (10) actuated by the control fluid pressure, for the opening of the main valve, against a spring pressure (1 ...


52
Paek Un Chul, Oh Kyung Hwan: Germanium oxide doped silica optic fibre bragg grating. Samsung Electronics, December 31, 1999: FR2780515-A1

An optical fibre for use in a fibre Bragg grating, comprising: (1) a core prepared by adding germanium oxide to silica, for guiding light; and (2) a cladding made by adding a material having a negative thermal expansion coefficient to silica, the cladding having a refractive index lower than that of ...


53
Paek Un Chul, Oh Kyung Hwan, Han Young Geun: Multicladding optic fibre and long period grating written in it. Samsung Electronics, December 31, 1999: FR2780516-A1

A multi-cladding optical fiber includes a core made of germanium-doped silica (GeO 2 -SiO 2 ), for guiding light, an inner cladding made of fluorine-doped silica (F-SiO 2 ), the inner cladding having a refractive index smaller than that of the core and surrounding the core, and an outer cladding mad ...


54
Sandau Reiner, Briess Klaus, Scheele Martin, Walter Ingo: Geometrically high resolution image acquisition for micro satellite. Deutsch Zentr Luft & Raumfahrt, December 31, 1999: FR2780522-A1

The arrangement has an objective (4) and a focal plane (7) to which a flat optical detector is attached. The objective and focal plane are rigidly attached to the micro satellite with an intermediate optical arrangement (5-8) between them, that is movable by a control and resetting arrangement An In ...


55
Lanzl Martin: Earth drilling equipment with drill rod magazine. Bauer Spezialtiefbau, December 31, 1999: FR2780441-A3

Earth drilling equipment (1) includes a mounting (2) for a travelling drill drive (3) and for a linear magazine (6) which holds drill elements (7) in a plane parallel to the mounting (2) and which can be driven in this plane, a clamping device (12, 14) being provided for selective rotational adjustm ...


56
Dupuis Marius: Object and topography detection from aircraft, particularly thin objects such as power cables. Eurocopter Deutschland, December 31, 1999: FR2780380-A1 (3 worldwide citation)

A low flying aircraft such as a helicopter uses radar or laser means to generate distance data to the ground and intermediate objects. The data is displayed as a matrix type image and the difference between any pixel and it's immediate neighbor is compared to a preselected fraction of the pixel itse ...


57
Miyafuji Motohisa, Tsuzaki Yoshinobu, Yamada Sadako, Nakayama Takenori, Urushihara Wataru: Copper alloy for sterile or antibacterial applications e.g. medical and food applications. Kobe Steel, December 31, 1999: FR2780417-A1 (1 worldwide citation)

A copper alloy, which contains titanium and has a titanium oxide-containing surface layer, is new. A copper alloy, exhibiting optical catalytic activity, contains 0.1-7.3 wt. % titanium and has a titanium oxide-containing surface layer. An Independent claim is also included for a process for produci ...


58
Sasaki Atsuki, Hoshihara Naoaki, Onodera Kenji, Sugihara Masamichi: Seat belt fixture for central space of vehicle rear seat. Takashimaya Nippatsu Kogyo, December 31, 1999: FR2780362-A1

The fixture has a base plate (6) which has a fold point (5) to form a mounting plate (6a) for the end of the seat belt. One end of the plate has an anchor (2a) for the seat belt and it is located in a central space of the seat or the base section of the seat. A connecting plate (6b) is attached to a ...


59
Wagner Jochen, Bayer Stefan, Toelge Thomas: Method of controlling a hydraulic brake system. Bosch Robert, December 31, 1999: FR2780367-A1

In a hydraulic brake system, with an antilock system, for a vehicle having two axles, on which are fitted wheels, the brakes of which are coupled to a pedal-operated main brake cylinder by hydraulic lines in which valve devices are provided, when the antilocking system is triggered at at least one w ...


60
Hatanaka Kaoru, Kamagai Chiaki: Automatic optimisation of battery recharging, particularly applicable to systems supporting battery electric vehicles. Honda Motor, December 31, 1999: FR2780569-A1 (3 worldwide citation)

The equipment comprises a charge control unit (32) and data recognition unit (33). The charge control unit has a reserve battery (31), convertor (49), chargers (41,42) and changeover switches (44,45,48). The data recognition unit has modules for diagnosing memory effect (331), measuring returned bat ...



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