{"id":9028,"date":"2026-05-10T17:08:30","date_gmt":"2026-05-10T17:08:30","guid":{"rendered":"https:\/\/8657085.xyz\/?p=9028"},"modified":"2026-05-10T17:08:30","modified_gmt":"2026-05-10T17:08:30","slug":"the-garage-built-airbag-that-faced-a-real-crash-test","status":"publish","type":"post","link":"https:\/\/8657085.xyz\/?p=9028","title":{"rendered":"The Garage-Built Airbag That Faced a Real Crash Test"},"content":{"rendered":"<p> <div style=\"display: grid; grid-template-columns: 300px 160px; gap: 2px; width: 460px; background: #eee; padding: 2px;\">\r\n\r\n  <!-- \u6574\u884c\u5bbd\u5e7f\u544a -->\r\n  <div style=\"grid-column: 1\/-1; width: 460px; height: 250px; background: #ccc; display: grid; place-items: center;\">\r\n  <script async type=\"application\/javascript\" src=\"https:\/\/a.magsrv.com\/ad-provider.js\"><\/script> \r\n <ins class=\"eas6a97888e2\" data-zoneid=\"5876674\"><\/ins> \r\n <script>(AdProvider = window.AdProvider || []).push({\"serve\": {}});<\/script>\r\n  <\/div>\r\n  <div style=\"grid-column: 1\/-1; width: 460px; height: 90px; background: #ccc; display: grid; place-items: center;\">\r\n  <script async type=\"application\/javascript\" src=\"https:\/\/a.magsrv.com\/ad-provider.js\"><\/script> \r\n <ins class=\"eas6a97888e2\" data-zoneid=\"5876676\"><\/ins> \r\n <script>(AdProvider = window.AdProvider || []).push({\"serve\": {}});<\/script>\r\n  <\/div>\r\n\r\n  <!-- \u5de6\u4fa7\u7ad6\u6392 -->\r\n  <div style=\"height: 250px; background: #ccc; display: grid; place-items: center;\">\r\n  <script async type=\"application\/javascript\" src=\"https:\/\/a.magsrv.com\/ad-provider.js\"><\/script> \r\n <ins class=\"eas6a97888e2\" data-zoneid=\"5876672\"><\/ins> \r\n <script>(AdProvider = window.AdProvider || []).push({\"serve\": {}});<\/script>\r\n  <\/div>\r\n  <div style=\"height: 500px; background: #ccc; display: grid; place-items: center;\">\r\n  <script async type=\"application\/javascript\" src=\"https:\/\/a.magsrv.com\/ad-provider.js\"><\/script> \r\n <ins class=\"eas6a97888e2\" data-zoneid=\"5876680\"><\/ins> \r\n <script>(AdProvider = window.AdProvider || []).push({\"serve\": {}});<\/script>\r\n  <\/div>\r\n\r\n  <!-- \u53f3\u4fa7\u6469\u5929\u697c\uff08\u548c\u5de6\u4fa7\u5b8c\u5168\u5bf9\u9f50\uff09 -->\r\n  <div style=\"grid-row: 3\/5; height: 750px; background: #ccc; display: grid; place-items: center;\">\r\n  <script async type=\"application\/javascript\" src=\"https:\/\/a.magsrv.com\/ad-provider.js\"><\/script> \r\n <ins class=\"eas6a97888e2\" data-zoneid=\"5876678\"><\/ins> \r\n <script>(AdProvider = window.AdProvider || []).push({\"serve\": {}});<\/script>\r\n  <\/div>\r\n  \r\n  <script async type=\"application\/javascript\" src=\"https:\/\/a.magsrv.com\/ad-provider.js\"><\/script> \r\n <ins class=\"eas6a97888e6\" data-zoneid=\"5876682\"><\/ins> \r\n <script>(AdProvider = window.AdProvider || []).push({\"serve\": {}});<\/script>\r\n<\/div><br \/>\n<\/p>\n<div>\n<p><img decoding=\"async\" src=\"https:\/\/images.techeblog.com\/wp-content\/uploads\/2026\/05\/10091239\/homemade-diy-airbag-project.jpg\" alt=\"Homemade DIY Airbag Project\" width=\"1280\" height=\"853\"\/><br \/>Aussie maker Turnah81 wanted to know whether an ordinary person could create a functional car airbag at home. He documented every step in a recent video and followed through with an actual crash test on a homemade rig. The results offer a clear window into both the ingenuity behind the build and the reasons professionals handle these systems.<\/p>\n<p><span id=\"more-242919\"\/><br \/><iframe title=\"Are Homemade Car Airbags Fast Enough to Save You in a Crash?\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/5-9EYh9XyiE?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><noscript><iframe title=\"Are Homemade Car Airbags Fast Enough to Save You in a Crash?\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/5-9EYh9XyiE?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/noscript><br \/>Turnah81 began with the fundamental problem that all airbags must solve. In a crash, the car comes to a quick stop, but the driver continues forward because a bag must inflate and get in the way of items such as the steering wheel or dashboard before the driver\u2019s body can close the space. Commercial versions use sensors, CPUs, and special inflators to achieve split-second timing, but he believed he could do better by stripping everything back.<\/p>\n<div class=\"aawp\">\n<div class=\"aawp-product aawp-product--horizontal aawp-product--ribbon aawp-product--sale\" data-aawp-product-asin=\"B0DRW6KZKF\" data-aawp-product-id=\"235355\" data-aawp-tracking-id=\"tec02e-20\" data-aawp-product-title=\"LEGO Technic Ferrari FXX K Toy Car - Building Toy for Girls &amp; Boys Ages 10+ - Cool Birthday Gift for Kids - Race Car Model for Play &amp; Display - 42212\">\n<p>    <span class=\"aawp-product__ribbon aawp-product__ribbon--sale\">Sale<\/span><\/p>\n<div class=\"aawp-product__thumb\">\n<p>            <img decoding=\"async\" class=\"aawp-product__image\" src=\"https:\/\/m.media-amazon.com\/images\/I\/51LWEbm0eJL._SL160_.jpg\" alt=\"LEGO Technic Ferrari FXX K Toy Car - Building Toy for Girls &amp; Boys, Ages 10+ - Cool Birthday Gift for...\"\/><\/p><\/div>\n<div class=\"aawp-product__content\">\n<p>            LEGO Technic Ferrari FXX K Toy Car &#8211; Building Toy for Girls &amp; Boys, Ages 10+ &#8211; Cool Birthday Gift for&#8230;        <\/p>\n<div class=\"aawp-product__description\">\n<ul>\n<li>LEGO FERRARI MODEL CAR KIT \u2013 Builders ages 10+ can create the legendary Technic Ferrari FXX K with authentic details and working mechanical features<\/li>\n<li>AUTHENTIC RACE CAR DETAILS \u2013 This supercar building set features working butterfly doors, opening hood, and an engine cover that reveals the&#8230;<\/li>\n<li>CAR MODEL KIT \u2013 Young engineers explore real automotive concepts with this educational learning toy as they build the working differential and watch&#8230;<\/li>\n<\/ul><\/div>\n<\/p><\/div>\n<\/div>\n<\/div>\n<p>\n<img decoding=\"async\" src=\"https:\/\/images.techeblog.com\/wp-content\/uploads\/2026\/05\/10092543\/homemade-diy-airbag-project-1.jpg\" alt=\"Homemade DIY Airbag Project\" width=\"1280\" height=\"720\"\/><br \/>\nThe trigger was an inertial fuel cut off switch, which is what mechanics use to shut down the fuel pump after a severe impact. He set it up to close an electrical circuit when it received the correct kind of jolt. His concept lacked microcontrollers and accelerometers, instead opting for a traditional mechanical system that could be built in a workshop by one person. Next came the airbag module, which he salvaged off a wrecked car\u2019s steering wheel. He got the gas generator, but he put the chemical one away and replaced it with a standard pressurized gas cylinder with an electronic valve. When the inertial switch activated, current flowed to the valve, opening it, and the gas simply pushed it into the bag. The cylinder generated a lot of pressure without causing any terrible explosive reactions like the chemical ones. Commercial gas generators are small, only a canister that can be hidden in a steering column, which saves space, but the compressed gas cylinder he used was large and cumbersome. When you see the entire thing in place, it becomes clear why manufacturers prefer the chemical approach; it simply will not fit neatly into a car.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/images.techeblog.com\/wp-content\/uploads\/2026\/05\/10092548\/homemade-diy-airbag-project-2.jpg\" alt=\"Homemade DIY Airbag Project\" width=\"1280\" height=\"720\"\/><br \/>He utilized a pillow case as the airbag material, with reinforcement at the stress areas and some careful sewing to prevent all that gas from rushing in. He put it all on a crash test rig, which is supposed to give you a realistic impression of what happens in a crash without putting a real automobile or person at risk. It works by detecting a collision and opening the valve, allowing gas to enter and inflate the pillow case. The whole thing moves quickly enough to see what\u2019s happening on on camera, but it also demonstrates the practical reality, as it has some significant restrictions. Measuring the timing reveals that the bag inflates just as quickly as the actual thing, but the bag itself is different, as is the pressure profile, which is due to the fact that the gas is cool and expands slower.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/images.techeblog.com\/wp-content\/uploads\/2026\/05\/10092552\/homemade-diy-airbag-project-3.jpg\" alt=\"Homemade DIY Airbag Project\" width=\"1280\" height=\"720\"\/><br \/>Turnah81 conducted a number of studies and openly released the findings, with each trial supporting the premise that the system could be deployed on demand. The accompanying video captures that exact moment when the rig ploughs ahead and the bag whacks the bag where a driver\u2019s chest would normally be. Although the findings are encouraging, the configuration demonstrates why a DIY airbag would always fall short of commercial kit. You have compressed gas cylinders that require constant pressure monitoring and temperature adjustments, which a basic valve cannot do on its own. If you set up the system on a cold winter morning, it will be underpowered. In warmer conditions, however, the bag will overinflate, rendering it incapable of providing adequate cushioning. The inertial switch detects head-on impacts well, but it may miss glancing blows or crashes at an angle, which commercial sensor suites can detect precisely.<br \/><span>[Source]<\/span><\/p>\n<\/p><\/div>\n<p><!-- \u603b\u5bb9\u5668\uff1a\u6700\u5927\u5bbd908px Grid\u7d27\u51d1\u5e03\u5c40 -->\r\n<div style=\"display: grid; grid-template-columns: 728px 160px; gap:2px; width:908px; background:#eee; padding:2px;\">\r\n\r\n  <!-- \u901a\u680f\u9876\u90e8\uff1a\u6700\u5927\u6a2a\u5e45 908x258 \u8de8\u6574\u884c -->\r\n  <div style=\"grid-column:1\/-1; height:258px; background:#ff6b6b; display:grid; place-items:center;\">\r\n    <!-- JuicyAds v3.0 -->\r\n<script type=\"text\/javascript\" data-cfasync=\"false\" async src=\"https:\/\/poweredby.jads.co\/js\/jads.js\"><\/script>\r\n<ins id=\"1114307\" data-width=\"908\" data-height=\"258\"><\/ins>\r\n<script type=\"text\/javascript\" data-cfasync=\"false\" async>(adsbyjuicy = window.adsbyjuicy || []).push({'adzone':1114307});<\/script>\r\n<!--JuicyAds END-->\r\n  <\/div>\r\n\r\n  <!-- \u7b2c\u4e8c\u901a\u680f\uff1a728\u00d790 \u901a\u680f -->\r\n  <div style=\"grid-column:1\/-1; 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display:grid; place-items:center;\">\r\n\t<!-- JuicyAds v3.0 -->\r\n<script type=\"text\/javascript\" data-cfasync=\"false\" async src=\"https:\/\/poweredby.jads.co\/js\/jads.js\"><\/script>\r\n<ins id=\"1114302\" data-width=\"133\" data-height=\"139\"><\/ins>\r\n<script type=\"text\/javascript\" data-cfasync=\"false\" async>(adsbyjuicy = window.adsbyjuicy || []).push({'adzone':1114302});<\/script>\r\n<!--JuicyAds END-->\r\n\t<\/div>\r\n    <div style=\"height:125px; background:#91e7ac; display:grid; place-items:center;\">\r\n\t\r\n<!-- JuicyAds v3.0 -->\r\n<script type=\"text\/javascript\" data-cfasync=\"false\" async src=\"https:\/\/poweredby.jads.co\/js\/jads.js\"><\/script>\r\n<ins id=\"1114303\" data-width=\"125\" data-height=\"125\"><\/ins>\r\n<script type=\"text\/javascript\" data-cfasync=\"false\" async>(adsbyjuicy = window.adsbyjuicy || []).push({'adzone':1114303});<\/script>\r\n<!--JuicyAds END-->\r\n\t<\/div>\r\n  <\/div>\r\n\r\n  <!-- \u53f3\u4fa7\u7ad6\u680f\uff1a160\u00d7600 \u6574\u5217\u9ad8\u5e7f\u544a -->\r\n  <div style=\"grid-row:3\/8; height:600px;  display:grid; place-items:center;\">\r\n    <!-- JuicyAds v3.0 -->\r\n<script type=\"text\/javascript\" data-cfasync=\"false\" async src=\"https:\/\/poweredby.jads.co\/js\/jads.js\"><\/script>\r\n<ins id=\"1114301\" data-width=\"160\" data-height=\"600\"><\/ins>\r\n<script type=\"text\/javascript\" data-cfasync=\"false\" async>(adsbyjuicy = window.adsbyjuicy || []).push({'adzone':1114301});<\/script>\r\n<!--JuicyAds END-->\r\n  <\/div>\r\n\r\n<\/div><br \/>\n<br \/> The Garage-Built Airbag That Faced a Real Crash Test<br \/>\n<br \/>#GarageBuilt #Airbag #Faced #Real #Crash #Test<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Aussie maker Turnah81 wanted to know whether an ordinary person could create a functional car&#8230;<\/p>\n","protected":false},"author":1,"featured_media":9029,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[9284,445,9285,7882,1748,1208],"class_list":["post-9028","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tech","tag-airbag","tag-crash","tag-faced","tag-garagebuilt","tag-real","tag-test"],"featured_image_urls":{"full":["https:\/\/8657085.xyz\/wp-content\/uploads\/2026\/05\/homemade-diy-airbag-project.jpg",1280,853,false],"thumbnail":["https:\/\/8657085.xyz\/wp-content\/uploads\/2026\/05\/homemade-diy-airbag-project-150x150.jpg",150,150,true],"medium":["https:\/\/8657085.xyz\/wp-content\/uploads\/2026\/05\/homemade-diy-airbag-project-300x200.jpg",300,200,true],"medium_large":["https:\/\/8657085.xyz\/wp-content\/uploads\/2026\/05\/homemade-diy-airbag-project-768x512.jpg",640,427,true],"large":["https:\/\/8657085.xyz\/wp-content\/uploads\/2026\/05\/homemade-diy-airbag-project-1024x682.jpg",640,426,true],"1536x1536":["https:\/\/8657085.xyz\/wp-content\/uploads\/2026\/05\/homemade-diy-airbag-project.jpg",1280,853,false],"2048x2048":["https:\/\/8657085.xyz\/wp-content\/uploads\/2026\/05\/homemade-diy-airbag-project.jpg",1280,853,false],"covernews-slider-full":["https:\/\/8657085.xyz\/wp-content\/uploads\/2026\/05\/homemade-diy-airbag-project-1115x715.jpg",1115,715,true],"covernews-slider-center":["https:\/\/8657085.xyz\/wp-content\/uploads\/2026\/05\/homemade-diy-airbag-project-800x500.jpg",800,500,true],"covernews-featured":["https:\/\/8657085.xyz\/wp-content\/uploads\/2026\/05\/homemade-diy-airbag-project-1024x682.jpg",1024,682,true],"covernews-medium":["https:\/\/8657085.xyz\/wp-content\/uploads\/2026\/05\/homemade-diy-airbag-project-540x340.jpg",540,340,true],"covernews-medium-square":["https:\/\/8657085.xyz\/wp-content\/uploads\/2026\/05\/homemade-diy-airbag-project-400x250.jpg",400,250,true]},"author_info":{"display_name":"admin","author_link":"https:\/\/8657085.xyz\/?author=1"},"category_info":"<a href=\"https:\/\/8657085.xyz\/?cat=8\" rel=\"category\">Tech<\/a>","tag_info":"Tech","comment_count":"0","_links":{"self":[{"href":"https:\/\/8657085.xyz\/index.php?rest_route=\/wp\/v2\/posts\/9028","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/8657085.xyz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/8657085.xyz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/8657085.xyz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/8657085.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=9028"}],"version-history":[{"count":0,"href":"https:\/\/8657085.xyz\/index.php?rest_route=\/wp\/v2\/posts\/9028\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/8657085.xyz\/index.php?rest_route=\/wp\/v2\/media\/9029"}],"wp:attachment":[{"href":"https:\/\/8657085.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=9028"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/8657085.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=9028"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/8657085.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=9028"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}