US2012204501A1PendingUtilityA1
Pour in place walkway pad
Est. expiryFeb 10, 2031(~4.6 yrs left)· nominal 20-yr term from priority
Inventors:Paul Oliveira
E04D 13/12
36
PatentIndex Score
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Claims
Abstract
A walkway path is produced by a process that includes positioning a plurality of form members over a roofing membrane assembly to define an interior area. A curable composition is applied over the roofing membrane assembly and within the interior area. The curable composition cures to form a seamless protective layer providing a walkway path over the membrane assembly. A non-slip particulate may be spread over the curable composition while it is not yet completely cured.
Claims
exact text as granted — not AI-modified1 . A walkway path produced by a method comprising the steps of:
positioning a form member over a roofing membrane assembly to define an interior area; applying a curable composition over the roofing membrane assembly within the interior area; and allowing the curable composition to cure to form a protective layer.
2 . The walkway path produced by the process of claim 1 , the process further comprising the step of spreading a particulate over the protective composition to form a textured surface after the protective composition has been applied over the roofing membrane assembly and before it has completely cured.
3 . The walkway path produced by the process of claim 2 , wherein the particulate spread over the protective composition has a particle size of between about 0.05 to about 2.00 mm in diameter.
4 . The walkway path produced by the process of claim 2 , wherein the particulate is sand.
5 . The walkway path produced by the process of claim 1 , wherein the step of positioning a form member over a roofing assembly includes positioning a plurality of form members over the roofing assembly.
6 . The walkway path produced by the process of claim 1 , wherein the curable composition is a one-part polyurethane.
7 . The walkway path produced by the process of claim 1 , wherein the curable composition is a two-part polyurethane.
8 . The walkway path produced by the process of claim 1 , wherein the step of applying a curable composition includes applying a liquid curable composition.
9 . The walkway path produced by the process of claim 1 , wherein the process further includes the step of removing the form member after the protective composition has substantially cured.
10 . A method of producing a walkway path over a roofing membrane assembly comprising the steps of:
defining outer edges of the walkway path by positioning at least one form member on the membrane assembly; applying a curable composition over the roofing membrane assembly and within an area defined by the at least one form member; and allowing the curable composition to cure, thereby forming a protective layer over the membrane assembly and within the at least one form member.
11 . The method of claim 10 , further comprising the step of spreading a particulate over the curable composition.
12 . The method of claim 10 , wherein the step of applying the curable composition is performed by pouring a liquid curable composition over the roofing membrane assembly and within the area defined by the form members.
13 . The method of claim 10 , wherein the step of applying the curable composition is performed by spraying a liquid curable composition over the roofing membrane and within the area defined by the form members.
14 . The method of claim 10 , wherein the curable composition applied over the roofing membrane assembly includes a polyurethane.
15 . The method of claim 10 , wherein the curable composition applied over the roofing membrane assembly is a one-part polyurethane.
16 . The method of claim 10 , wherein the curable composition applied over the roofing membrane assembly is a two-part polyurethane.
17 . The method of claim 10 , further comprising the step of removing the form members from the roofing membrane assembly after the protective composition has substantially cured.
18 . A kit comprising:
a plurality of form members; a fluid composition for forming a protective layer over a surface; and an anti-slip particulate.
19 . The kit of claim 18 , wherein the fluid composition includes a polyurethane.
20 . The kit of claim 18 , wherein the anti-slip particulate has a particle size of between about 0.05 to about 2.00 mm in diameter.Join the waitlist — get patent alerts
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