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Method of generation of pressure pulsations and apparatus for implementation of this method
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SYSNO ASEP 0356181 Document Type P - Patent R&D Document Type Patent or other outcome protected by special legislation Title Method of generation of pressure pulsations and apparatus for implementation of this method Author(s) Foldyna, Josef (UGN-S) RID, ORCID
Švehla, B. (SK)Number of authors 2 Year of issue 2010 Publication form www - www Possible third party use of the result A - Pro využití výsledku jiným subjektem je vždy nutné nabytí licence Royalty requested A - Poskytovatel licence požaduje licenční poplatek Patent no. or utility model no. or industrial design no. US7740188 Date of the patent acceptance 22.6.2010 Name of the patent owner Ústav geoniky AV ČR, v. v. i Current use B - Patent je využíván na základě uzavřené licenční smlouvy mezi vlastníkem a uživatelem Language eng - English Country CZ - Czech Republic Keywords pulsating jet ; acoustic generator ; pressure pulsations Subject RIV JQ - Machines ; Tools R&D Projects 1QS300860501 GA AV ČR - Academy of Sciences of the Czech Republic (AV ČR) CEZ AV0Z30860518 - UGN-S (2005-2011) Annotation An acoustic generator of pressure pulsations includes a cylindrical waveguide which is caused to vibrate at a low amplitude by an electromechanical transducer. The vibration of the cylindrical waveguide creates low amplitude pressure pulsations in an acoustic chamber containing stationary pressure fluid. A mechanical amplifier, which is part of the acoustic chamber, amplifies the low amplitude pressure pulsations generated by the cylindrical waveguide. Workplace Institute of Geonics Contact Lucie Gurková, lucie.gurkova@ugn.cas.cz, Tel.: 596 979 354 Year of Publishing 2011
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