{"arkId":"cl010101034","url":"https:\/\/collections.louvre.fr\/ark:\/53355\/cl010101034","modified ":"2025-08-25","title":"Compas quart-de-cercle","titleComplement":"","denominationTitle":[{"type":"Titre","value":"Compas quart-de-cercle"}],"displayDateCreated":"Epoque \/ p\u00e9riode : Louis XIV (1643-1715) (Occident-\u003E\u00e9poque moderne = Ancien R\u00e9gime-\u003Edynastie des Bourbons)\r\n\r\nDate de cr\u00e9ation\/fabrication : 1685 - 1700","currentLocation":"Sully, [OArt] Salle 609 - Nicolas et Simone Landau, Vitrine 1","room":"Salle 609, Aile Aile Sully, Niveau 1","isMuseesNationauxRecuperation":false,"dateCreated":[{"startYear":1685,"endYear":1700,"imprecision":"","text":"Fin du XVIIe si\u00e8cle","type":"Date de cr\u00e9ation\/fabrication","doubt":""}],"creator":[{"label":"Anonyme","attributionLevel":"Attribution actuelle","linkType":"","creatorRole":"Fabricant, facteur","authenticationType":"","doubt":"","attributedBy":"","attributedYear":"","wikidata":"Q4233718"}],"objectNumber":[{"value":"OA 10814","type":"Num\u00e9ro principal"}],"collection":"D\u00e9partement des Objets d\u0027art du Moyen Age, de la Renaissance et des temps modernes","printsDrawingsEntity":"","printsDrawingsCollection":"","objectType":"instrument scientifique (mesure, calcul, observation, etc.)","originalObject":"","printState":"","description":"\u0022Ce compas poss\u00e8de une charni\u00e8re \u00e0 cinq feuilles ; les deux feuilles ext\u00e9rieures sont \u00e0 pans coup\u00e9s. Les deux branches, d\u00e9coup\u00e9es de petits motifs g\u00e9om\u00e9triques en regard, sont travers\u00e9es d\u2019un quart-de-cercle. Une vis papillon agit sur cet arc pour r\u00e9gler l\u2019ouverture du compas ; une autre vis \u00e0 t\u00eate circulaire permet de maintenir le compas \u00e0 l\u2019ouverture souhait\u00e9e. Les deux pointes interchangeables sont retenues chacune par une vis \u00e0 t\u00eate cubique ; l\u2019une des pointes est biseaut\u00e9e, l\u2019autre, de forme conique \u00e0 son extr\u00e9mit\u00e9, s\u2019ins\u00e8re dans des espaces circulaires.\u0022 (Fr\u00e9montier-Murphy, 2002)","inscriptions":"Inscription : \r ; \u0022R\u0022 (\u00e0 l\u0027int\u00e9rieur de l\u0027une des branches)","namesAndTitles":"","onomastics":"","dimension":[{"type":"Longueur","value":"12","displayDimension":"12 cm","unit":"cm","anteriorPrecision":"","posteriorPrecision":"","tri":1,"note":""},{"type":"Largeur","value":"5,8","displayDimension":"5,8 cm","unit":"cm","anteriorPrecision":"","posteriorPrecision":"","tri":2,"note":""},{"type":"Epaisseur","value":"2","displayDimension":"2 cm","unit":"cm","anteriorPrecision":"","posteriorPrecision":"","tri":3,"note":""}],"shape":"","materialsAndTechniques":"Mat\u00e9riau\/Technique : Alliage cuivreux, acier\r\nMat\u00e9riau : acier\r\nMat\u00e9riau : alliage cuivreux","placeOfCreation":"","dateOfDiscovery":"","placeOfDiscovery":"","provenance":"","historicalContext":[],"objectHistory":"Collection Nicolas Landau (1887-1979) ; legs Marcelle Landau, 1980","jabachInventory":"","napoleonInventory":"","previousOwner":[{"value":"M. Landau, Nicolas","note":"","role":", Collectionneur"},{"value":"Mme Landau, Marcelle","note":" (don d\u0027un ensemble de 166 instruments scientifiques, en ex\u00e9cution des volont\u00e9s de son \u00e9poux Nicolas Landau)","role":", Donateur"}],"acquisitionDetails":[{"mode":"don manuel","doubt":"","dates":[{"type":"date","value":"1979","startYear":1979,"endYear":1979},{"type":"date de l\u0027arr\u00eat\u00e9\/d\u00e9cision","value":"22\/11\/1979","startYear":1979,"endYear":1979}]}],"ownedBy":"Etat","heldBy":"Mus\u00e9e du Louvre, D\u00e9partement des Objets d\u0027art du Moyen Age, de la Renaissance et des temps modernes","longTermLoanTo":"","index":{"Mode d\u0027acquisition":[{"value":"don manuel"}],"period":[{"value":"Louis XIV (1643-1715)"}],"objectType":[{"value":"instrument scientifique (mesure, calcul, observation, etc.)"}]},"bibliography":[{"bibliographyRef":"Fr\u00e9montier-Murphy, Camille, Les Instruments de math\u00e9mathiques, XVIe-XVIIIe si\u00e8cle : cadrans solaires, astrolabes, globes, n\u00e9cessaires de math\u00e9matiques, instruments d\u0027arpentage, microscopes, Paris, R\u00e9union des mus\u00e9es nationaux (RMN), 2002","bibliographyDate":"2002","bibliographyDetail":"p. 270, ill. p. 270, N\u00b0 153","comparison":false}],"exhibition":[],"relatedWork":[],"image":[{"urlImage":"https:\/\/collections.louvre.fr\/media\/cache\/original\/0000000021\/0000101034\/0000187859_OG.JPG","urlThumbnail":"https:\/\/collections.louvre.fr\/media\/cache\/small\/0000000021\/0000101034\/0000187859_OG.JPG","copyright":"\u00a9 1981 GrandPalaisRmn (mus\u00e9e du Louvre) \/ Photographe inconnu","type":"","position":0},{"urlImage":"https:\/\/collections.louvre.fr\/media\/cache\/original\/0000000021\/0000101034\/0000195577_OG.JPG","urlThumbnail":"https:\/\/collections.louvre.fr\/media\/cache\/small\/0000000021\/0000101034\/0000195577_OG.JPG","copyright":"\u00a9 1999 GrandPalaisRmn (mus\u00e9e du Louvre) \/ Jean-Gilles Berizzi","type":"","position":1},{"urlImage":"https:\/\/collections.louvre.fr\/media\/cache\/original\/0000000021\/0000101034\/0000195578_OG.JPG","urlThumbnail":"https:\/\/collections.louvre.fr\/media\/cache\/small\/0000000021\/0000101034\/0000195578_OG.JPG","copyright":"\u00a9 1999 GrandPalaisRmn (mus\u00e9e du Louvre) \/ Jean-Gilles Berizzi","type":"","position":2}]}