{"@context":"http://iiif.io/api/presentation/4/context.json","id":"https://archivebase.ldas.jp/na-kamura-1263/smithsonian-3d/api/iiif/4/davenport-electric-motor-us-patent-132-a18922/manifest","type":"Manifest","label":{"ja":["ダヴェンポート電動機、米国特許第132号"],"en":["Davenport electric motor, US patent #132"]},"summary":{"ja":["1837年2月25日にトマス・ダヴェンポートに交付された米国特許第132号「電動機」に付属する模型。これは電動機に対して交付された最初の米国特許である。現存する銘記はない。特許の請求項は次のとおり。「上記の方法、または原理において実質的に同一のあらゆる方法により、磁気および電磁気の力を機械の動力原理として応用すること」。木製の台座は9×14インチで、4本の湾曲した脚に支えられ、円形の枠を担持する。枠内には赤く塗られた粗製の電磁石が4つあり、鋼鉄製磁石の環の内側で回転するようになっている。環の中の鋼鉄製磁石は三日月形で、枠から取り出すことができる。参照：W・ジェイムズ・キング『19世紀における電気技術の発展』（スミソニアン協会、1962年）264頁。"],"en":["Model to accompany US patent number 132, \"Electric Motor, issued to Thomas Davenport, 25 February 1837. This is the first US patent issued for an electric motor. No extant markings. The patent claims: \"Applying magnetic and electromagnetic power as a moving principle for machinery in the manner above described, or in any other substantially the same in principle\". Wooden base, 9 by 14 in., supported on four curved legs, carrying a circular frame, in which there are four rough electro-magnets, painted red, made to revolve within a ring of steel magnets. The steel magnets in the ring are crescent-shaped can be lifted out of the frame. Reference: W. James King, Development of Electrical Technology in the 19th Century (Smithsonian Institution, 1962), 264."]},"metadata":[{"label":{"ja":["museum"]},"value":{"ja":["国立アメリカ歴史博物館"],"en":["National Museum of American History"]}},{"label":{"ja":["objectType"]},"value":{"ja":["電動機"],"en":["electric motor"]}},{"label":{"ja":["日付"],"en":["Date"]},"value":{"ja":["約1837年"]}},{"label":{"ja":["作成者"],"en":["Creator"]},"value":{"ja":["ダベンポート（Davenport）"],"en":["Davenport"]}}],"rights":"http://creativecommons.org/publicdomain/zero/1.0/","thumbnail":[{"id":"https://3d-api.si.edu/content/document/3d_package:a18922b9-a00f-4c9e-988a-f526382b15cc/scene-image-low.jpg","type":"Image","format":"image/jpeg"}],"homepage":[{"id":"https://archivebase.ldas.jp/na-kamura-1263/smithsonian-3d/item/davenport-electric-motor-us-patent-132-a18922","type":"Text","label":{"ja":["詳細ページ"],"en":["Detail page"]},"format":"text/html"},{"id":"https://www.si.edu/object/nmah_703302","type":"Text","label":{"ja":["出典"],"en":["Source"]},"format":"text/html"}],"rendering":[{"id":"https://3d-api.si.edu/content/document/3d_package:a18922b9-a00f-4c9e-988a-f526382b15cc/p0-Part_01-100k-2048.glb","type":"Model","label":{"ja":["3Dモデル (GLB)"],"en":["3D model (GLB)"]},"format":"model/gltf-binary"}],"items":[{"id":"https://archivebase.ldas.jp/na-kamura-1263/smithsonian-3d/api/iiif/4/davenport-electric-motor-us-patent-132-a18922/scene/1","type":"Scene","label":{"ja":["ダヴェンポート電動機、米国特許第132号"],"en":["Davenport electric motor, US patent #132"]},"backgroundColor":"#000000","items":[{"id":"https://archivebase.ldas.jp/na-kamura-1263/smithsonian-3d/api/iiif/4/davenport-electric-motor-us-patent-132-a18922/scene/1/page","type":"AnnotationPage","items":[{"id":"https://archivebase.ldas.jp/na-kamura-1263/smithsonian-3d/api/iiif/4/davenport-electric-motor-us-patent-132-a18922/scene/1/model","type":"Annotation","motivation":"painting","body":{"id":"https://3d-api.si.edu/content/document/3d_package:a18922b9-a00f-4c9e-988a-f526382b15cc/p0-Part_01-100k-2048.glb","type":"Model","format":"model/gltf-binary"},"target":"https://archivebase.ldas.jp/na-kamura-1263/smithsonian-3d/api/iiif/4/davenport-electric-motor-us-patent-132-a18922/scene/1"}]}]}]}