Allen Automatic Injector, Patent Model
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Allen, of Wadsworth, Ohio, April 15, 1902, no. 697770."}, {"label": "Description", "content": "This injector is designed to start itself automatically when supplied with steam and connected to the water supply and to restart automatically if for any reason the jet should be temporarily interrupted. The peculiar feature of the injector is the forcing tube, which is provided with two successive overflows formed in it by a series of laterally opening holes which have a definite areal relation to the smallest cross-sectional area of the combining tube and which are in addition to the usual large overflow between the combining tube and the forcing tube."}, {"label": "Description", "content": "Reference:"}, {"label": "Description", "content": "This description comes from the 1939 Catalog of the Mechanical Collections of the Division of Engineering United States Museum Bulletin 173 by Frank A. Taylor."}, {"label": "Location", "content": "Currently not on view"}], "name": [{"label": "inventor", "content": "Allen, Charles B."}], "publisher": [{"label": "Related Publication", "content": "Frank A. Taylor. Catalog of the Mechanical Collections of the Division of Engineering United States National Museum, Bulletin 173"}], "place": [{"label": "place made", "content": "United States: Ohio, Wadsworth"}, {"label": "associated place", "content": "United States: Ohio, Wadsworth"}], "physicalDescription": [{"label": "Physical Description", "content": "brass (overall material)"}, {"label": "Measurements", "content": "overall: 4 1/4 in x 6 1/2 in x 2 1/4 in; 10.795 cm x 16.51 cm x 5.715 cm"}, {"label": "Measurements", "content": "overall - from catalog card: 4 5/8 in x 6 1/2 in; x 11.7475 cm x 16.51 cm"}], "dataSource": [{"label": "Data Source", "content": "National Museum of American History"}], "objectType": [{"label": "Object Name", "content": "injector, steam, automatic, model"}, {"label": "Object Name", "content": "patent model, injector, automatic"}, {"label": "Object Type", "content": "Patent Model"}]}}, "url": "edanmdm:nmah_847660", "hash": "4401489903acbfebf227fa897efd9de19930dcbc", "docSignature": "7103510ededc2d1d3a864b66143636b0", "timestamp": 1663782597, "lastTimeUpdated": 1655973461, "title": "Allen Automatic Injector, Patent Model"}