{"product_id":"push-and-pull-toys-1-3-years","title":"Push \u0026 Pull Toys: Stability, Cords and Axles","description":"\u003cp\u003eA push toy is structural — a child leans on it and it has to still be there afterwards. A pull toy is a cord problem wearing a duck costume. Different toys, different months, treated separately.\u003c\/p\u003e\u003ch3\u003eWhat is inside\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eWhy CPSC puts push toys at around 12 months and pull toys at around 19\u003c\/li\u003e\n\u003cli\u003eTipping angle computed from track and centre-of-mass height, with a six-row table\u003c\/li\u003e\n\u003cli\u003eWhy lowering the mass buys more than widening the track\u003c\/li\u003e\n\u003cli\u003eHandle joints, handle grain and handle diameter under a ten-kilogram load\u003c\/li\u003e\n\u003cli\u003eWhy free-running wheels are a hazard on a push toy\u003c\/li\u003e\n\u003cli\u003eEvery ASTM F963 cord limit in one table, including the 220 mm bead rule\u003c\/li\u003e\n\u003cli\u003eReplacing the bead with a crossbar, and why 80 mm rather than the 60 mm the hand wants\u003c\/li\u003e\n\u003cli\u003eThe rolling chassis: wheel size, ground clearance, wheelbase, through-axles\u003c\/li\u003e\n\u003cli\u003eThe 94 dB limit on push and pull toy noise, and how to design under it\u003c\/li\u003e\n\u003cli\u003eA worked chassis with every derived figure shown with its arithmetic\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFormat\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e5 pages, A4, PDF\u003c\/li\u003e\n\u003cli\u003eDelivered as an instant download after purchase\u003c\/li\u003e\n\u003cli\u003ePrint at 100% with scaling off — several drawings are reproduced at true size\u003c\/li\u003e\n\u003cli\u003eNo physical item is shipped\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePlease note\u003c\/h3\u003e\u003cp\u003eThis is a design guide, not legal advice, and it does not substitute for testing. Regulatory figures are cited to their source so you can verify them against the current text.\u003c\/p\u003e","brand":"Wooden Fun Toys","offers":[{"title":"Default Title","offer_id":48931224649881,"sku":"WFT-05","price":24.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/5202\/7033\/files\/05-push-and-pull-toys.png?v=1787586843","url":"https:\/\/woodenfuntoys.store\/products\/push-and-pull-toys-1-3-years","provider":"Wooden fun toys","version":"1.0","type":"link"}