{"product_id":"two-german-patent-corkscrews-usbeck-1902-and-ehrhardt-challenge-1891-steel-and-wood-germany-for-sale","title":"Two German Patent Corkscrews, Usbeck 1902 and Ehrhardt Challenge 1891, Steel and Wood, Germany - For Sale","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA technical comparison of two German mechanical corkscrews: Georg Usbeck’s 1902 patent design, TG 1.46, with wooden handle and hooked crossbar mechanism, and Heinrich Ehrhardt’s 1891 “Challenge” corkscrew, TG 1.47, with steel handle and manually operated revolving collar. Both designs illustrate different late nineteenth- and early twentieth-century approaches to controlled cork extraction.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTG 1.46 shows age-related wear to the plated steel and wooden handle, with the mechanism present and usable. TG 1.47 is marked “Challenge” and shows surface wear, patination, and working mechanical action. Both examples are suitable for collector display and careful functional demonstration.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eCirca: 1891–1902\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eProvenance: Thomas Guenther Collection, Netherlands\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTG 1.46 Measurements: 15.4 × 9.1 × 3.6 cm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWeight: 109 g\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTG 1.47 Measurements: 16.3 × 7.7 × 3.4 cm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWeight: 136 g\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e4 — TECHNICAL DETAILS\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eType: Mechanical frame corkscrews\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMechanism family: Hooked crossbar \/ revolving collar extraction mechanisms\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMaterials: Steel, nickel-plated steel, turned wooden handle\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eManufacturing method: Machined, turned, assembled\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMarkings: TG 1.47 marked “Challenge”\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCountry of origin: Germany\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDating: Ehrhardt design, May 1891; Usbeck design, 1902\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003e5 — CONDITION REPORT\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWorm: Present on both examples; age-related wear visible.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eJoints \/ hinge: Mechanisms appear complete and movable.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHandle: Usbeck example with worn wooden handle; Ehrhardt example with steel handle.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePlating \/ surface: General wear, tarnish, rubbing, and patina consistent with age.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFunctionality: Mechanisms appear functional; recommended for careful collector use only.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Esteemed Antiques","offers":[{"title":"Default Title","offer_id":54245015683413,"sku":"TG 3.157","price":125.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1008\/2353\/1861\/files\/A_eduard-becker-columbus-corkscrew-group-solingen-germany-drp-70879_13b4fe6d-9273-4d92-a9de-59c95c5b727e.jpg?v=1782763973","url":"https:\/\/esteemedantiques.com\/products\/two-german-patent-corkscrews-usbeck-1902-and-ehrhardt-challenge-1891-steel-and-wood-germany-for-sale","provider":"Esteemed Antiques","version":"1.0","type":"link"}