{
  "patent_number": "US 1113371",
  "country": "US",
  "title": "How TinkerToy's Original Wooden Construction Blocks Work",
  "original_title": "Toy construction-blocks.",
  "summary": "A 1914 patent for a modular toy system using wooden sticks and circular hubs with holes to build complex three-dimensional structures.",
  "what_it_does": "The invention describes a construction toy consisting of wooden sticks and circular discs or hubs. The hubs feature multiple holes drilled around their perimeter and center, allowing the sticks to be inserted to create rigid geometric shapes. By connecting these components in various configurations, children can build structures like windmills, bridges, or towers. The system relies on the friction between the stick ends and the hub holes to hold the assembly together without needing glue or screws.",
  "what_it_does_not_cover": [
    "Does not cover plastic construction systems like LEGO which use interlocking studs.",
    "Does not cover magnetic construction sets that use poles and metal spheres.",
    "Does not cover motorized or electronic building kits.",
    "Does not cover blocks that rely on gravity or stacking alone without mechanical insertion."
  ],
  "filed": "1914-07-08",
  "granted": "1914-10-13",
  "expires": "1934-07-08",
  "status": "expired",
  "holder": "Individual",
  "holder_url": "https://patentbrief.org/company/individual",
  "inventors": [
    {
      "name": "Charles H Pajeau",
      "url": "https://patentbrief.org/inventor/charles-h-pajeau"
    }
  ],
  "times_cited": 41,
  "tags": [
    "mechanical",
    "consumer_electronics"
  ],
  "abstract": null,
  "url": "https://patentbrief.org/patent/us/1113371/tinkertoy-pajeau",
  "markdown_url": "https://patentbrief.org/patent/us/1113371/tinkertoy-pajeau/md",
  "google_patents_url": "https://patents.google.com/patent/US1113371",
  "relatedPatents": [
    {
      "patentNumber": "1066809",
      "countryCode": "US",
      "title": "How A.C. Gilbert Designed Early Interlocking Toy Construction Blocks",
      "url": "https://patentbrief.org/patent/us/1066809/erector-set-gilbert"
    },
    {
      "patentNumber": "3005282",
      "countryCode": "US",
      "title": "How the Modern LEGO Brick Design Works",
      "url": "https://patentbrief.org/patent/us/3005282/lego-toy-brick"
    },
    {
      "patentNumber": "1351086",
      "countryCode": "US",
      "title": "The Invention of Lincoln Logs",
      "url": "https://patentbrief.org/patent/us/1351086/lincoln-logs-wright"
    },
    {
      "patentNumber": "2415012",
      "countryCode": "US",
      "title": "How the Slinky Toy Works",
      "url": "https://patentbrief.org/patent/us/2415012/slinky-toy"
    },
    {
      "patentNumber": "3079728",
      "countryCode": "US",
      "title": "How the Hula Hoop Works",
      "url": "https://patentbrief.org/patent/us/3079728/hula-hoop-wham-o"
    }
  ]
}