US 11,866,941 B2
Construction foil
Ulrich Hilleringmann, Bad Wünneberg (DE); Dmitry Petrov, Paderborn (DE); Ilias Mokanis, Herdecke (DE); Henning Sand, Dortmund (DE); and Thomas Bachon, Düsseldorf (DE)
Assigned to EWALD DÖRKEN AG, Herdecke (DE)
Appl. No. 17/271,842
Filed by EWALD DÖRKEN AG, Herdecke (DE)
PCT Filed Jul. 23, 2019, PCT No. PCT/EP2019/069782
§ 371(c)(1), (2) Date Feb. 26, 2021,
PCT Pub. No. WO2020/048673, PCT Pub. Date Mar. 12, 2020.
Claims priority of application No. 10 2018 006 951.7 (DE), filed on Sep. 3, 2018.
Prior Publication US 2021/0317665 A1, Oct. 14, 2021
Int. Cl. G01M 3/00 (2006.01); E04D 13/00 (2006.01); E04B 1/66 (2006.01); E04D 5/10 (2006.01); E04D 12/00 (2006.01); G01M 3/16 (2006.01); G08B 21/20 (2006.01)
CPC E04D 13/006 (2013.01) [E04B 1/665 (2013.01); E04D 5/10 (2013.01); E04D 12/002 (2013.01); G01M 3/16 (2013.01); G08B 21/20 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A construction foil configured as a roof film, a roofing foil, a flat roof sheeting, a building facade sheeting, a building vapor barrier, a sub-roofing sheeting, a building underlayment, or building sarking sheeting, having a single- or multilayer layer structure, comprising:
at least one moisture sensor configured to detect when moisture is present at the construction foil, wherein
the moisture sensor is an active pick-up, and
the moisture sensor comprises at least one electrode, and the electrode is in direct contact with a nonwoven layer.