{"id":12,"date":"2026-05-11T00:33:11","date_gmt":"2026-05-11T00:33:11","guid":{"rendered":"https:\/\/rollershark.com\/?page_id=12"},"modified":"2026-08-24T22:25:26","modified_gmt":"2026-08-24T22:25:26","slug":"rollershark","status":"publish","type":"page","link":"https:\/\/rollershark.com\/","title":{"rendered":"HOME"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"533\" src=\"https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/crop-wordlogo-1024x533.png\" alt=\"\" class=\"wp-image-65\" srcset=\"https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/crop-wordlogo-1024x533.png 1024w, https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/crop-wordlogo-300x156.png 300w, https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/crop-wordlogo-768x400.png 768w, https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/crop-wordlogo.png 1089w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"has-x-large-font-size wp-block-paragraph\"><strong>Web Guides with Selectively Protruding Fins<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><a href=\"https:\/\/rollershark.com\/?page_id=111\" target=\"_blank\" rel=\"noreferrer noopener\">US Patent 12,595,147 B2<\/a><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Published:  7 April 2026<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A single roller with adjustable fins can replace large media steering mechanisms in many applications.  It is an innovative new method to reduce scrap, rework, downtime, and damage in media web and conveying equipment sets.  <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This invention provides an actively correcting web\u2011guiding roller that has already been validated through a working prototype, uses standard manufacturing methods, integrates easily into existing systems, and offers measurable performance improvements with minimal engineering risk.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">PCT Application:  PCT \/US2026\/018383:  All claims deemed allowable with no amendments needed<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CIP Application:  US-20260225653-A1  &#8220;Roller Assemblies with Selectively Protruding Fins&#8221;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Related Patent Application:  US-20260183957-A1 &#8220;Method for Dynamic Media Control&#8221;<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"RollerShark Prototype - video 4\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/Isy7pvSFmKc?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>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/rollershark.com\/?page_id=138\" target=\"_blank\" rel=\"noreferrer noopener\">Overview Slides<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/rollershark.com\/?page_id=117\">Tech Snapshot<\/a><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"568\" src=\"https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/wire-assembly-1024x568.jpg\" alt=\"\" class=\"wp-image-16\" srcset=\"https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/wire-assembly-1024x568.jpg 1024w, https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/wire-assembly-300x166.jpg 300w, https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/wire-assembly-768x426.jpg 768w, https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/wire-assembly.jpg 1521w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"568\" src=\"https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/wire-3-assembly-1024x568.jpg\" alt=\"\" class=\"wp-image-25\" srcset=\"https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/wire-3-assembly-1024x568.jpg 1024w, https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/wire-3-assembly-300x166.jpg 300w, https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/wire-3-assembly-768x426.jpg 768w, https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/wire-3-assembly.jpg 1521w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"569\" src=\"https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/shaded-assembly-2-1024x569.jpg\" alt=\"\" class=\"wp-image-20\" srcset=\"https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/shaded-assembly-2-1024x569.jpg 1024w, https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/shaded-assembly-2-300x167.jpg 300w, https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/shaded-assembly-2-768x426.jpg 768w, https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/shaded-assembly-2.jpg 1520w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"569\" src=\"https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/shaded-fins-1-1024x569.jpg\" alt=\"\" class=\"wp-image-22\" srcset=\"https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/shaded-fins-1-1024x569.jpg 1024w, https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/shaded-fins-1-300x167.jpg 300w, https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/shaded-fins-1-768x426.jpg 768w, https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/shaded-fins-1.jpg 1520w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"569\" src=\"https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/shaded-fins-2-1024x569.jpg\" alt=\"\" class=\"wp-image-23\" srcset=\"https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/shaded-fins-2-1024x569.jpg 1024w, https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/shaded-fins-2-300x167.jpg 300w, https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/shaded-fins-2-768x426.jpg 768w, https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/shaded-fins-2.jpg 1522w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<section class=\"card\" id=\"problem\" aria-labelledby=\"problemHeading\">\n  <h2 id=\"problemHeading\">Overview<\/h2>\n  <p class=\"muted\">Equipment processing media webs (paper, plastics &amp; films, textiles, etc.) and conveying systems (warehouse, airport, etc.) can be subject to sheet weave and web \/ belt path drift from a variety of sources. If not corrected swiftly, this misalignment can be costly to a business in terms of scrap, downtime, and equipment damage.<\/p>\n  <h2 id=\"problemHeading\">Problem<\/h2>\n  <p class=\"muted\">Web path drift damages product, reduces accuracy, and increases scrap, rework, and downtime in web machines and conveyor systems.<\/p>\n  <ul>\n    <li>Misalignment in printing and coating operations<\/li>\n    <li>Position fluctuations that cause conveyor wear and damage<\/li>\n    <li>Sheet or film weave that cause downtime and rework<\/li>\n    <li>The current best solutions feature offset pivot rollers which can be costly and hard to fit into space-constrained systems<\/li>\n  <\/ul>\n<\/section>\n\n<section class=\"card\" id=\"solution\" aria-labelledby=\"solutionHeading\">\n  <h2 id=\"solutionHeading\">Solution \u2014 Selectively Protruding Fins<\/h2>\n  <div class=\"cols\">\n    <div>\n      <ul>\n        <li>Fins housed inside a slotted roller move between retracted and extended positions<\/li>\n        <li>Actuator-controlled fins change the roller\u2019s effective diameter on demand<\/li>\n        <li>Compact, simpler mechanism compared with conventional web guides<\/li>\n      <\/ul>\n    <\/div>\n    <div>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/rollershark.com\/wp-content\/uploads\/2026\/06\/text-example-2.png\" alt=\"Rollershark Sample Configuration\" width=\"600\" height=\"400\" class=\"alignleft\">\n      <h2>Key Benefits<\/h2>\n      <div class=\"benefit\"><div><b>Responsive correction:<\/b><\/div><div class=\"muted\">Rapid diameter change lets the guide counteract tracking shifts quickly.<\/div><\/div>\n      <div class=\"benefit\"><div><b>Compact design:<\/b><\/div><div class=\"muted\">Smaller footprint eases integration into constrained web machines.<\/div><\/div>\n      <div class=\"benefit\"><div><b>Cost-effective:<\/b><\/div><div class=\"muted\">Simpler actuator\/fin assembly reduces complexity and improves reliability.<\/div><\/div>\n    <\/div>\n  <\/div>\n<\/section>\n\n<section class=\"card\" id=\"patent\" aria-labelledby=\"patentHeading\">\n  <h2 id=\"patentHeading\">Patent Details<\/h2>\n  <p><strong>US 12,595,147 B2 \u2014 WEB GUIDES WITH SELECTIVELY PROTRUDING FINS<\/strong><\/p>\n  <p class=\"muted\"><strong>Status:<\/strong> Granted (US patent B2)<\/p>\n  <p class=\"muted\"><strong>Scope (summary):<\/strong> Roller with slotted tube wall, internal control surface assembly with fins aligned to slots, and a fin actuator to selectively move fins between retracted and extended positions. A web guide system including sensors and a control unit to dynamically instruct linear actuator motion.<\/p>\n<\/section>\n\n<section class=\"card\" id=\"tech\" aria-labelledby=\"techHeading\">\n  <h2 id=\"techHeading\">Technical Snapshot<\/h2>\n  <ul>\n    <li>Tube wall with circumferentially spaced slots connecting interior to exterior<\/li>\n    <li>Internal control surface assembly aligns fins with slots<\/li>\n    <li>Actuator capable of moving fins between retracted and extended positions<\/li>\n    <li>Suited for webs: paper, PET film, battery separator film, conveyor belts, abrasive belts, treadmill loops<\/li>\n  <\/ul>\n<\/section>\n\n<section class=\"card\" id=\"usecases\" aria-labelledby=\"usecasesHeading\">\n  <h2 id=\"usecasesHeading\">Use Cases \/ Applications<\/h2>\n  <ul>\n    <li>Paper production &amp; conversion, printing presses (improved registration)<\/li>\n    <li>Conveyor and sorting systems at warehouses, airports, shipping facilities<\/li>\n    <li>Manufacturing and processing lines for roofing shingles, battery separators, textiles, plastic and other films<\/li>\n    <li>Treadmill and closed-loop web devices requiring controlled tracking<\/li>\n  <\/ul>\n<\/section>\n\n\n\n<section class=\"card\" id=\"contact\" aria-labelledby=\"contactHeading\">\n  <h2 id=\"contactHeading\">Contact \/ Inquiries<\/h2>\n  <div class=\"contact\">\n    <div>\n      <p class=\"muted\">For licensing, sales, or general inquiries, please email. Provide organization, application, and any NDA status if relevant.<\/p>\n      <p><strong>Email:<\/strong> <a href=\"mailto:info@rollershark.com\">info@rollershark.com<\/a><\/p>\n      <p class=\"muted\">Please allow 2-3 business days for response<\/p>\n    <\/div>\n\n<\/div><\/section>\n\n<footer>\n  \u00a9 2026 ROLLERSHARK LLC. All rights reserved. \u2014 This page describes patented technology (US 12,595,147 B2).\n<\/footer>\n\n\n<nav class=\"is-responsive wp-block-navigation is-layout-flex wp-block-navigation-is-layout-flex\" aria-label=\"Footer menu\" \n\t\t data-wp-interactive=\"core\/navigation\" data-wp-context='{\"overlayOpenedBy\":{\"click\":false,\"hover\":false,\"focus\":false},\"type\":\"overlay\",\"roleAttribute\":\"\",\"ariaLabel\":\"Menu\"}'><button aria-haspopup=\"dialog\" aria-label=\"Open menu\" class=\"wp-block-navigation__responsive-container-open\" \n\t\t\t\tdata-wp-on--click=\"actions.openMenuOnClick\"\n\t\t\t\tdata-wp-on--keydown=\"actions.handleMenuKeydown\"\n\t\t\t><svg width=\"24\" height=\"24\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" aria-hidden=\"true\" focusable=\"false\"><path d=\"M4 7.5h16v1.5H4z\"><\/path><path d=\"M4 15h16v1.5H4z\"><\/path><\/svg><\/button>\n\t\t\t\t<div class=\"wp-block-navigation__responsive-container\"  id=\"modal-1\" \n\t\t\t\tdata-wp-class--has-modal-open=\"state.isMenuOpen\"\n\t\t\t\tdata-wp-class--is-menu-open=\"state.isMenuOpen\"\n\t\t\t\tdata-wp-watch=\"callbacks.initMenu\"\n\t\t\t\tdata-wp-on--keydown=\"actions.handleMenuKeydown\"\n\t\t\t\tdata-wp-on--focusout=\"actions.handleMenuFocusout\"\n\t\t\t\ttabindex=\"-1\"\n\t\t\t>\n\t\t\t\t\t<div class=\"wp-block-navigation__responsive-close\" tabindex=\"-1\">\n\t\t\t\t\t\t<div class=\"wp-block-navigation__responsive-dialog\" \n\t\t\t\tdata-wp-bind--aria-modal=\"state.ariaModal\"\n\t\t\t\tdata-wp-bind--aria-label=\"state.ariaLabel\"\n\t\t\t\tdata-wp-bind--role=\"state.roleAttribute\"\n\t\t\t>\n\t\t\t\t\t\t\t<button aria-label=\"Close menu\" class=\"wp-block-navigation__responsive-container-close\" \n\t\t\t\tdata-wp-on--click=\"actions.closeMenuOnClick\"\n\t\t\t><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" width=\"24\" height=\"24\" aria-hidden=\"true\" focusable=\"false\"><path d=\"m13.06 12 6.47-6.47-1.06-1.06L12 10.94 5.53 4.47 4.47 5.53 10.94 12l-6.47 6.47 1.06 1.06L12 13.06l6.47 6.47 1.06-1.06L13.06 12Z\"><\/path><\/svg><\/button>\n\t\t\t\t\t\t\t<div class=\"wp-block-navigation__responsive-container-content\" \n\t\t\t\tdata-wp-watch=\"callbacks.focusFirstElement\"\n\t\t\t id=\"modal-1-content\">\n\t\t\t\t\t\t\t\t<ul class=\"wp-block-navigation__container is-responsive wp-block-navigation\"><li class=\"wp-block-navigation-item wp-block-navigation-link\"><a class=\"wp-block-navigation-item__content\"  href=\"https:\/\/rollershark.com\/\"><span class=\"wp-block-navigation-item__label\">HOME<\/span><\/a><\/li><li class=\"wp-block-navigation-item wp-block-navigation-link\"><a class=\"wp-block-navigation-item__content\"  href=\"https:\/\/rollershark.com\/?page_id=111\"><span class=\"wp-block-navigation-item__label\">US 12,595,147 B2<\/span><\/a><\/li><li class=\"wp-block-navigation-item wp-block-navigation-link\"><a class=\"wp-block-navigation-item__content\"  href=\"https:\/\/rollershark.com\/?page_id=117\"><span class=\"wp-block-navigation-item__label\">Technical Brief<\/span><\/a><\/li><li class=\"wp-block-navigation-item wp-block-navigation-link\"><a class=\"wp-block-navigation-item__content\"  href=\"https:\/\/rollershark.com\/?page_id=138\"><span class=\"wp-block-navigation-item__label\">Overview<\/span><\/a><\/li><li class=\"wp-block-navigation-item wp-block-navigation-link\"><a class=\"wp-block-navigation-item__content\"  href=\"https:\/\/rollershark.com\/?page_id=3\"><span class=\"wp-block-navigation-item__label\">Privacy Policy<\/span><\/a><\/li><\/ul>\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div><\/nav>","protected":false},"excerpt":{"rendered":"<p>Web Guides with Selectively Protruding Fins US Patent 12,595,147 B2 Published: 7 April 2026 A single roller with adjustable fins can replace large media steering mechanisms in many applications. It is an innovative new method to reduce scrap, rework, downtime, and damage in media web and conveying equipment sets. This invention provides an actively correcting [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":16,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-12","page","type-page","status-publish","has-post-thumbnail","hentry"],"brizy_media":[],"_links":{"self":[{"href":"https:\/\/rollershark.com\/index.php?rest_route=\/wp\/v2\/pages\/12","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rollershark.com\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/rollershark.com\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/rollershark.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/rollershark.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=12"}],"version-history":[{"count":5,"href":"https:\/\/rollershark.com\/index.php?rest_route=\/wp\/v2\/pages\/12\/revisions"}],"predecessor-version":[{"id":162,"href":"https:\/\/rollershark.com\/index.php?rest_route=\/wp\/v2\/pages\/12\/revisions\/162"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rollershark.com\/index.php?rest_route=\/wp\/v2\/media\/16"}],"wp:attachment":[{"href":"https:\/\/rollershark.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=12"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}