Removable grommet attachment structure for sheet covers

• US 3,162,920 A
• Filed: 08/30/1963
• Issued: 12/29/1964
• Est. Priority Date: 08/30/1963
• Status: Expired due to Term

• Current Assignee: William J. Durham
• Original Assignee: William J. Durham
• Inventors: Durham, William J.
• Application Number:
  US04/305,588
• Time in Patent Office: 487 Days
• US Class Current: 24/265.00R
• CPC Class Codes: A01F 25/13 Coverings A01F25/14 takes precedence
• CPC Class Codes: E04H 15/64 Tent or canopy cover fastenings
• CPC Class Codes: Y10S 24/11 Adhesive
• CPC Class Codes: Y10T 24/20 Paper fastener
• CPC Class Codes: Y10T 24/47 Strap-end-attaching devices

Claims

2. A REMOVABLE GROMMET ATTACHMENT DEVICE FOR FLEXIBLE SHEET COVERS COMPRISING AT LEAST ONE RELATIVELY WIDE, ELONGATE LENGTH OF WATER-PROOF, FLEXIBLE MATERIAL, SAID MATERIAL HAVING A PAIR OF PLY PORTIONS OF EQUAL LENGTH AND WIDTH FORMING A PAIR OF MATCHING FREE ENDS DEFINING A BIFURCATED END PORTION AND A CLOSED OPPOSITE END PORTION, A GROMMET SECURED TO SAID BAND THROUGH BOTH OF SAID PLY PORTIONS AT A LOCATION CLOSER TO SAID OPPOSITE END PORTION THAN TO SAID BIFURCATED END PORTION, SAID BIFURCATED END PORTION HAVING A COATING OF PRESSURE SENSITIVE ADHESIVE FORMED UPON INNER WORKING SURFACES OF SAID PLY PORTIONS TO REMOVABLY SECURE THE MAGINAL EDGE OF A SHEET COVER BETWEEN SAID INNER FACING WORKING SURFACES IN A SANDWICH WITH THE GROMMET SPACED OUTWARDLY FROM SAID EDGE, WHEREIN THE AREA OF PURCHASE OF THE PLY PORTIONS UPON THE SHEET COVER IS GREATER THAN THE AREA OF THAT PORTION OF THE DEVICE WHICH EXTENDS OUTWARDLY FROM THE MARGINAL EDGE OF THE SHEET COVER, AND SAID INNER FACING SURFACES ARE NORMALLY SEPARATED BY A COVERING STRIP WHICH HAS END PORTIONS ADAPTED TO BE PEELED AWAY THEREFROM TO EXPOSE THE SAID COATING THERE UNDERLYING FOR SECUREMENT THEREOF TO THE SAID MARGINAL EDGE.