A composite composition to be used in a doctor blade construction, said composite laminate construction comprising: (a) one or more central layers comprising an engineering thermoplastic resin filled with heat-resistant, non-glass, long strand fibers; (b) one or more intermediate layers positioned o
A composite composition to be used in a doctor blade construction, said composite laminate construction comprising: (a) one or more central layers comprising an engineering thermoplastic resin filled with heat-resistant, non-glass, long strand fibers; (b) one or more intermediate layers positioned over the one or more central layers, each said intermediate layer comprising a carbon layer; and (c) one or more surface sheets positioned over the one or more intermediate layers.
대표청구항▼
A composite composition to be used in a doctor blade construction, said composite laminate construction comprising: (a) one or more central layers comprising an engineering thermoplastic resin filled with heat-resistant, non-glass, long strand fibers; (b) one or more intermediate layers positioned o
A composite composition to be used in a doctor blade construction, said composite laminate construction comprising: (a) one or more central layers comprising an engineering thermoplastic resin filled with heat-resistant, non-glass, long strand fibers; (b) one or more intermediate layers positioned over the one or more central layers, each said intermediate layer comprising a carbon layer; and (c) one or more surface sheets positioned over the one or more intermediate layers. ement is between 5 mm and 50 mm. 13. The system as claimed in claim 7, wherein the carrier comprises a biocompatible material which is bio-stable in the inner ear. 14. The system as claimed in claim 13, wherein the biocompatible material is a polymer. 15. The system as claimed in claim 13, wherein the biocompatible material is a silicone. 16. The system as claimed in claim 7, wherein the at least one electromechanical converter is embedded in the carrier such that the at least one electromechanical converter is completely surrounded by a thin layer of a carrier material. 17. The system as claimed in claim 7, wherein the at least one electromechanical converter comprises a plurality of electromechanical converters; and wherein mechanical attenuation elements are embedded in the carrier between the electromechanical converters for minimizing mechanical wave propagation within the carrier between adjacent electromechanical converters. 18. The system as claimed in claim 17, wherein an attenuation element material of the attenuation elements has a first cross sectional geometry similar to a second cross sectional geometry of the carrier and the attenuation element material has a high mechanical impedance difference as compared to that of the carrier material in order to achieve high attenuation values. 19. The system as claimed in claim 18, wherein the attenuation elements are formed by cochlear implant electrodes. 20. The system as claimed in claim 2, wherein the at least one electromechanical converter adapted to operate according to one of electromagnetic, electrodynamic, piezoelectric, magnetostrictive and capacitive principles. 21. The system as claimed in claim 20, wherein the at least one electromechanical converter is a piezoelectric converter made of one of lead zirconate titanate and polyvinylidene fluoride. 22. The system as claimed in claim 2, wherein the at least one electromechanical converter is made with passive material partners adapted to operate on a geometrical shape transformation principle which produces maximum deflection with minimum electric power consumption at converter voltage. 23. The system as claimed in claim 22, wherein the geometrical shape transformation principle is one of the bimorph principle, the unimorph principle and the heteromorph principle. 24. The system as claimed in claim 4, wherein the several stimulator elements are adapted distributed equidistantly along a basilar membrane of the inner ear in an implanted state for mechanical stimulation of the inner ear. 25. The system as claimed in claim 4, wherein the several stimulator elements are adapted to be distributed at logarithmic distances according to a tonotopic frequency-location assignment along a basilar membrane of the inner ear in an implanted state for mechanical stimulation of the inner ear. 26. The system as claimed in claim 24, wherein 20 to 24 stimulator elements are provided according to psychoacoustic critical bands in a tonotopic arrangement of stimulator elements for mechanical stimulation of the inner ear. 27. The system as claimed in claim 26, wherein the stimulator elements are arranged in groups of stimulator elements. 28. The system as claimed in claim 2, wherein the at least one electromechanical converter has a transmission range from about 100 Hz to about 10 kHz. 29. The system as claimed in claim 2, wherein the at least one electromechanical converter is tuned to have a first mechanical resonant frequency at an upper end of a desired transmission frequency range. 30. The system as claimed in claim 29, wherein the desired transmission frequency range is about 8 kHz to about 10 kHz. 31. The system as claimed in claim 2, wherein the at least one electromechanical converter is hermetically sealed. 32. The system as claimed in claim 1, wherein the at least one cochlear implant electrode is produced from a material selected from the group consisting of platinum, platinum-iridium alloy, gold, gold alloy, tantalum, tanta
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이 특허에 인용된 특허 (21)
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