An optical phase plate in the form of a drawn and oriented film or sheet having a composition comprising a vinylidene fluoride resin and a methyl methacrylate resin in a mixing ratio of the former to the latter between about 65/35 and about 85/15 by weight, in which the crystal structure of the vinylidene fluoride resin is mainly consists of a beta -form and the film or the sheet has a dimensiona...

A system is provided for transmitting signals between a sensor assembly contained in one or more well probes lowered into a well at the end of a cable and a surface control and recording unit. The cable includes a central line surrounded by several other lines and an external metal sheath. The transfer of data from the reception assembly to the surface installation is provided by applying suitably...

This invention enables the surface of a molded product to exhibit a soft touch by sticking a coating sheet having a soft touch to the surface of the molded product. A coating film having a soft touch can easily be formed on even a product rugged or curved at the surface thereof. This coating sheet is provided with a layer soft to touch which is composed of resin composition containing mainly at le...

An electronic circuit package having a wiring substrate, at least two semiconductor chips and a bus line. All the semiconductor chips to be connected by means of the bus line are bare chip packaged on a wiring substrate, and the semiconductor chips and the wiring substrate are connected by wiring bonding between wire bonding pads formed on the semiconductor chips and the wiring substrate. The wiri...

A method of immobilizing a hazardous waste is provided. The method comprises providing a dry cementitious composition capable of hardening and in the form of finely divided particles of at least one cement binder, placing an amount of the dry cementitious composition into the hazardous waste with or without an additional added volume of water, without any type of physical mixing of the cementitiou...

2105075 9215364 PCTABS00016 An intra-oral, sublingual electrode device (10) for the electrical stimulation of a genioglossus muscle to maintain the patency of an upper airway in the treatment of sleep apnea syndrome is disclosed as having a plurality of electrodes (12, 14) mounted to a support (22) that is securable within an oral cavity to maintain optimally effective electrode disposition. The s...

A prosthetic foot is characterized by the provision of one or more bladders to vary the performance characteristics of the prosthesis. The bladders preferably include multiple chambers formed by full or partial bifurcation of the bladder, and may be tapered to permit operative alignment of the bladder with certain structural members of the foot. The pressure in the bladder is preferably alterable ...

A prosthetic foot is characterized by the provision of one or more bladders to vary the performance characteristics of the prosthesis. The bladders preferably include multiple chambers formed by full or partial bifurcation of the bladder, and may be tapered to permit operative alignment of the bladder with certain structural members of the foot. The pressure in the bladder is preferably alterable ...

A prosthetic foot is characterized by an attachment section and plurality of curvilinear foot portions extending downwardly from the attachment section to contact a supporting surface. The portions are capable of movement independent from one another. Preferably, the plurality of foot portions is fabricated by dividing a forefoot portion and a heel portion demountably attached thereto. Such divisi...

A prosthetic foot is characterized by an attachment section and plurality of curvilinear foot portions extending downwardly from the attachment section to contact a supporting surface. The portions are capable of movement independent from one another. Preferably, the plurality of foot portions is fabricated by dividing a forefoot portion and a heel portion demountably attached thereto. Such divisi...

A diagnostic system wherein a central diagnostic center receives sensor data relative to the operating condition of a plurality of remote plants. Each plant records just certain sensor signals and transmits them at respective prescheduled transmisssion times. If certain activation limits are exceeded, a data link with the diagnostic center is immediately established so that the data may be transmi...

A prosthetic foot is characterized by the provision of one or more bladders to vary the performance characteristics of the prosthesis. The bladders preferably include multiple chambers formed by full or partial bifurcation of the bladder, and may be tapered to permit operative alignment of the bladder with certain structural members of the foot. The pressure in the bladder is preferably alterable ...

A prosthetic foot is characterized by an attachment section and plurality of curvilinear foot portions extending downwardly from the attachment section to contact a supporting surface. The portions are capable of movement independent from one another. Preferably, the plurality of foot portions is fabricated by dividing a forefoot portion and a heel portion demountably attached thereto. Such divisi...

A prosthetic foot is characterized by the provision of one or more bladders to vary the performance characteristics of the prosthesis. The bladders preferably include multiple chambers formed by full or partial bifurcation of the bladder, and may be tapered to permit operative alignment of the bladder with certain structural members of the foot. The pressure in the bladder is preferably alterable ...

A prosthetic foot is characterized by an attachment section and plurality of curvilinear foot portions extending downwardly from the attachment section to contact a supporting surface. The portions are capable of movement independent from one another. Preferably, the plurality of foot portions is fabricated by dividing a forefoot portion and a heel portion demountably attached thereto. Such divisi...

The present invention relates to the saccharide derivates of protocatechualdehyde of formula (I), the method for preparing therof, and the use of said derivatives as an anti-inflammatory agent. wherein R<1> represents a hydrogen atom or a benzoyl group, and R<2> represents an alkyl group.

The invention relates to a modified phosphoramidite process for the synthesis of nucleotide sequences. It is possible by using a modified nucleoside phosphoramidite to prepare nucleotide sequences which have a modified phosphate residue.

An autofocusing control system makes a position of focusing spot follow for itself a displacement of an information medium. In the autofocusing control system, a single mode semiconductor laser is excited in a multi oscillation mode by returning part of a reflected light beam from the information medium, and a focusing lens having chromatic aberration is used which focuses a laser beam from the se...

In an optical pickup device in which a main beam and a pair of sub-beams are used and a diffraction device (3,13) is disposed between a recording medium (6) and a light-receiving device (7,27) such as a photodetector, the diffraction device (3) comprises first, second and third diffraction regions (3a, 3b, 3c). The second and third regions (3b, 3c) receive light beams from the recording medium (6)...

A needle interface apparatus for maintaining a stable connection between a first instrument and a second instrument, such as an autosampler unit and a gas chromatograph. A needle interface apparatus is comprised of a modified septum nut on the second instrument which has a nipple, and a needle assembly having a sleeve positioned around the needle wherein the sleeve frictionally fits over the nippl...