Benjamin Allen's 1875 Folding Seat Hinge Patent Model
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Patent no. 163622 was issued on May 25, 1875."}, {"label": "Description", "content": "This model features a side view of a wooden seat with an improved hinge and lever that lift the seat. The model is painted a dull green color. By adding a spring for constant friction, the seats could be raised and lowered without dropping, creating less noise. In addition to school desks, the invention was applicable to folding seats in other venues."}, {"label": "Description", "content": "We are not aware of any additional information about the inventor/patentee."}, {"label": "Location", "content": "Currently not on view"}], "name": [{"label": "patentee", "content": "Allen, Benjamin"}, {"label": "transfer", "content": "U.S. Patent and Trademark Office"}, {"label": "inventor", "content": "Allen, Benjamin"}], "topic": [{"label": "subject", "content": "Education"}, {"label": "subject", "content": "Patent Models"}], "place": [{"label": "referenced in patent specifications", "content": "United States: New Jersey, Trenton"}], "physicalDescription": [{"label": "Physical Description", "content": "wood (overall material)"}, {"label": "Physical Description", "content": "paint (overall material)"}, {"label": "Measurements", "content": "overall: 7 3/4 in x 5 1/2 in x 1 1/2 in; 19.685 cm x 13.97 cm x 3.81 cm"}], "dataSource": [{"label": "Data Source", "content": "National Museum of American History"}], "objectType": [{"label": "Object Name", "content": "school desk, part of"}, {"label": "Object Name", "content": "model"}, {"label": "Object Name", "content": "desk model"}, {"label": "Object Type", "content": "Patent Model"}]}}, "url": "edanmdm:nmah_660972", "hash": "8cb48349039acd266205d1b1fa9162e3b3fffec1", "docSignature": "fca3bf82712c9ed5f3c5f0ae629800b2", "timestamp": 1664883417, "lastTimeUpdated": 1664883395, "title": "Benjamin Allen's 1875 Folding Seat Hinge Patent Model"}