{"version":"1.0","provider_name":"\u30c7\u30a3\u30f3\u30b0\u30ea\u30b9\u30d7\u30ea\u30f3\u30b0","provider_url":"https:\/\/dinglidiespring.com\/ja","author_name":"lu, chang","author_url":"https:\/\/dinglidiespring.com\/ja\/author\/dinglidiespring\/","title":"JIS Rectangular Springs: The Unsung Heroes of Sealing and Cutting in Bag Making Machines - dinglispring","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"xHvrW58D8s\"><a href=\"https:\/\/dinglidiespring.com\/ja\/jis-rectangular-springs-bag-making-machines-guide\/\">JIS\u9577\u65b9\u5f62\u3070\u306d\uff1a\u88fd\u888b\u6a5f\u306e\u30b7\u30fc\u30eb\u3068\u5207\u65ad\u306b\u304a\u3051\u308b\u7e01\u306e\u4e0b\u306e\u529b\u6301\u3061<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/dinglidiespring.com\/ja\/jis-rectangular-springs-bag-making-machines-guide\/embed\/#?secret=xHvrW58D8s\" width=\"600\" height=\"338\" title=\"&#8220;JIS Rectangular Springs: The Unsung Heroes of Sealing and Cutting in Bag Making Machines&#8221; &#8212; dinglispring\" data-secret=\"xHvrW58D8s\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/dinglidiespring.com\/wp-includes\/js\/wp-embed.min.js\n<\/script>","thumbnail_url":"https:\/\/dinglidiespring.com\/wp-content\/uploads\/2025\/09\/jis-red-springs-bag-making-machine-sealing-system-1758443568.jpg","thumbnail_width":1200,"thumbnail_height":630,"description":"Discover why JIS rectangular die springs are essential for bag making machine sealing and cutting systems. Learn selection criteria, maintenance tips, and why quality springs save costs. Expert guide from 29-year manufacturer."}