US2010154943A1PendingUtilityA1
Drop cloth
Assignee: 3M INNOVATIVE PROPERTIES COPriority: Dec 19, 2008Filed: Feb 25, 2009Published: Jun 24, 2010
Est. expiryDec 19, 2028(~2.4 yrs left)· nominal 20-yr term from priority
Inventors:Delony L. Langer
E04G 2021/248E04G 21/30
64
PatentIndex Score
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Claims
Abstract
A drop cloth includes a flexible sheet material having a perimeter edge region, and a conformable shape retaining member arranged adjacent at least a portion of the perimeter edge region that allows a user to form the edge region to closely match the profile of a surface to be protected.
Claims
exact text as granted — not AI-modified1 . A drop cloth, comprising:
(a) a flexible sheet material having a perimeter edge region; and (b) a conformable shape retaining member arranged adjacent a selected portion of the flexible sheet material.
2 . A drop cloth as defined in claim 1 , wherein the conformable shape retaining member is arranged along at least a portion of the perimeter edge region of the drop cloth.
3 . A drop cloth as defined in claim 1 , wherein the conformable shape retaining member is metal.
4 . A drop cloth as defined in claim 1 , wherein the conformable shape retaining member is a bendable sheet of metal.
5 . A drop cloth as defined in claim 1 , wherein the conformable shape retaining member has a length of at least about 1 foot.
6 . A drop cloth as defined in claim 1 , wherein the conformable shape retaining member has a thickness of about 1.0 mil to about 10.0 mils.
7 . A drop cloth as defined in claim 1 , wherein the drop cloth exhibits a flexural recovery of less than about 15 degrees when measured according to ASTM D 3768-06 after being bent about 90 degrees after 30 second recovery.
8 . A drop cloth as defined in claim 1 , wherein the conformable shape retaining member has a width of at least about one (1) inch.
9 . A drop cloth as defined in claim 1 , wherein the conformable shape retaining member further includes an elastomeric coating layer.
10 . A drop cloth as defined in claim 1 , wherein the conformable shape retaining member is formed of aluminum.
11 . A drop cloth as defined in claim 1 , wherein the conformable shape retaining member is formed of embossed aluminum.
12 . A drop cloth as defined in claim 1 , wherein the embossed metal layer comprises circular-shaped embossed features, wherein each circle feature has dimensions of at least about ⅛″.
13 . A drop cloth as defined in claim 1 , comprising a pair of conformable shape retaining members arranged along opposite edges of the drop cloth.
14 . A drop cloth as defined in claim 1 , further comprising a conformable shape retaining member arranged in a central region of the drop cloth.
15 . A drop cloth as defined in claim 1 , wherein the flexible sheet material defines an elongate pouch, and wherein the conformable shape retaining member is contained within the elongate pouch.
16 . A drop cloth as defined in claim 1 , wherein the conformable shape retaining member is affixed to an outer surface of the flexible sheet material.
17 . A drop cloth as defined in claim 1 , wherein the flexible sheet material is at least one of cloth, paper, and polymeric film.
18 . A drop cloth as defined in claim 1 , wherein the conformable shape retaining member may be manually formed by a user from an undeformed configuration, to a second deformed configuration, and then returned substantially to the undeformed configuration.
19 . A drop cloth, consisting of:
(a) a flexible sheet material having a perimeter edge region; (b) a conformable shape retaining member arranged adjacent at least a portion of the perimeter edge region; and (c) means for retaining the conformable shape retaining member along a region of the flexible sheet material.
20 . A drop cloth, comprising:
(a) a sheet of canvas material having a perimeter edge region containing a pouch; (b) a conformable shape retaining member arranged within the pouch, the conformable shape retaining member comprising an elongated sheet of embossed aluminum having a length of at least 3 feet, a width of at least about 3 inches, and a thickness of about 3 mils to about 8 mils.Join the waitlist — get patent alerts
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