{"@type": "dcat:Dataset", "accessLevel": "public", "bureauCode": ["009:25"], "contactPoint": {"@type": "vcard:Contact", "fn": "NIH/NCBI Data Team", "hasEmail": "mailto:info@ncbi.nlm.nih.gov"}, "description": "The actuator has a sliding sleeve (1), and an active piston (2) that slides axially in the sleeve and includes with sections (4) made of multi-layers of piezoelectric ceramic. Each piston section has electrodes which control the sections in an independent manner. The sleeve and the piston have, at their interface, a couple of friction layers (3) made of materials with static and dynamic coefficient of friction greater than 0.6.", "distribution": [{"@type": "dcat:Distribution", "description": "Access the complete Patent AT-E401670-T1: [Translated] IMPROVEMENT OF FRICTION MATERIALS on the official website.", "downloadURL": "https://pubchem.ncbi.nlm.nih.gov/patent/AT-E401670-T1", "mediaType": "text/html", "title": "Official Data Source"}], "identifier": "https://healthdata.gov/api/views/kzka-ninf", "issued": "2025-09-05", "keyword": ["chemistry", "innovation", "patent", "pubchem", "research"], "landingPage": "https://healthdata.gov/d/kzka-ninf", "modified": "2025-09-06", "programCode": ["009:066"], "publisher": {"@type": "org:Organization", "name": "National Center for Biotechnology Information (NCBI)"}, "theme": ["NIH"], "title": "Patent AT-E401670-T1: [Translated] IMPROVEMENT OF FRICTION MATERIALS"}