Double-faced tape

• US 5,098,786 A
• Filed: 08/27/1990
• Issued: 03/24/1992
• Est. Priority Date: 04/13/1989
• Status: Expired due to Fees

• Current Assignee: Bpa-Verpackung GmbH
• Original Assignee: Bpa-Verpackung GmbH
• Inventors: Hanke, Jurgen
• Primary Examiner(s): Lesmes, George F.
• Assistant Examiner(s): ZIRKER, DANIEL R
• Application Number:
  US07/573,437
• Time in Patent Office: 575 Days
• Field of Search: 428/343, 428/354, 428/121, 428/194
• US Class Current: 428/343
• CPC Class Codes: B44D 3/00 Accessories or implements for use in connection with painting or artistic drawing, not otherwise provided for hand tools for applying liquids, e.g. paints, to surfaces B05C17/00, implements for finishing work on buildings, other than painting, E04F21/00; Methods or devices for colour determination, selection, or synthesis, e.g. use of colour tables colorimetry G01J3/00
• CPC Class Codes: C09J 2301/204 the adhesive coating being discontinuous
• CPC Class Codes: C09J 7/20 characterised by their carriers
• CPC Class Codes: Y10T 428/2419 Fold at edge
• CPC Class Codes: Y10T 428/24793 Comprising discontinuous or differential impregnation or bond
• CPC Class Codes: Y10T 428/28 Web or sheet containing structurally defined element or component and having an adhesive outermost layer
• CPC Class Codes: Y10T 428/2848 Three or more layers

Abstract

Double-faced tape, especially masking tape, with two areas on each side separated by a midline. One area on each side is coated with adhesive and is opposite an area coated with non-adhesive on the other side. The other area on each side is coated with non-adhesive and is opposite an area coated with adhesive on the other side. The tape has been folded along the midline with one adhesive-coated area adhering to a non-adhesive-coated area.

Claims

1. In a double-faced tape having two areas on each side separated by a midline, one area on each side being coated with adhesive and opposite a non-adhesive non-stick area on the other side and the other non-adhesive area on each side opposite an area coated with adhesive on the other side, the improvement wherein the tap is folded along the midline with one adhesive-coated area adhering to a non-adhesive-coated non-stick area, a narrow margin being left uncoated along at least one of the adhesive-coated areas.

2. A tape as in claim 1, wherein the margin is approximately 2 to 6 mm wide.