公开(公告)号：US11359387B2

公开(公告)日：2022-06-14

申请号：US16887559

申请日：2020-05-29

Applicant: Välinge Innovation AB

Inventor： John M. Whispell ,  Hao A. Chen

IPC: E04F15/02 ,  E04F15/10 ,  B32B3/06 ,  B32B5/02 ,  B32B5/18 ,  B32B5/24 ,  B32B7/12

Abstract: Surface coverings, such as floor coverings, with an interlocking design are described. Methods of making the surface coverings are further described. A plank including a resilient composite sheet having four sides, an upper surface, a lower surface, and an overall thickness, and said composite sheet comprising at least one base layer, wherein said at least one base layer comprising at least one polymeric material and at least one filler, wherein opposite sides of the composite sheet comprise a first tongue on a first side and a first groove on the opposite second side, wherein the first tongue and first groove have complementary shape to each other to be interlockingly engageable with a corresponding groove or tongue on an adjacent floor plank.

公开(公告)号：US11795701B2

公开(公告)日：2023-10-24

申请号：US17743795

申请日：2022-05-13

Applicant: Välinge Innovation AB

Inventor： John M. Whispell ,  Hao A. Chen

IPC: E04F15/02 ,  E04F15/10 ,  B32B3/06 ,  B32B5/02 ,  B32B5/18 ,  B32B5/24 ,  B32B7/12

CPC classification number: E04F15/107 ,  B32B3/06 ,  B32B5/024 ,  B32B5/18 ,  B32B5/245 ,  B32B7/12 ,  E04F15/02 ,  E04F15/02005 ,  E04F15/0215 ,  E04F15/02016 ,  E04F15/02033 ,  E04F15/02038 ,  E04F15/102 ,  E04F15/105 ,  B32B2255/02 ,  B32B2266/0235 ,  B32B2419/04 ,  E04F2201/0153 ,  E04F2201/0161

Abstract: Surface coverings, such as floor coverings, with an interlocking design are described. Methods of making the surface coverings are further described. A plank including a resilient composite sheet having four sides, an upper surface, a lower surface, and an overall thickness, and said composite sheet comprising at least one base layer, wherein said at least one base layer comprising at least one polymeric material and at least one filler, wherein opposite sides of the composite sheet comprise a first tongue on a first side and a first groove on the opposite second side, wherein the first tongue and first groove have complementary shape to each other to be interlockingly engageable with a corresponding groove or tongue on an adjacent floor plank.

公开(公告)号：US10704269B2

公开(公告)日：2020-07-07

申请号：US15072829

申请日：2016-03-17

Applicant: VÄLINGE INNOVATION AB

Inventor： John M. Whispell ,  Hao A. Chen

IPC: E04F15/02 ,  E04F15/10 ,  B32B3/06 ,  B32B5/02 ,  B32B5/18 ,  B32B5/24 ,  B32B7/12

Abstract: Surface coverings, such as floor coverings, with an interlocking design are described. Methods of making the surface coverings are further described. A plank including a resilient composite sheet having four sides, an upper surface, a lower surface, and an overall thickness, and said composite sheet comprising at least one base layer, wherein said at least one base layer comprising at least one polymeric material and at least one filler, wherein opposite sides of the composite sheet comprise a first tongue on a first side and a first groove on the opposite second side, wherein the first tongue and first groove have complementary shape to each other to be interlockingly engageable with a corresponding groove or tongue on an adjacent floor plank.

公开(公告)号：US09695601B2

公开(公告)日：2017-07-04

申请号：US14463008

申请日：2014-08-19

Applicant: VÄLINGE INNOVATION AB

Inventor： John M. Whispell ,  Hao A. Chen

IPC: E04F15/10 ,  E04F15/02 ,  B32B3/06 ,  B32B5/02 ,  B32B5/18 ,  B32B5/24 ,  B32B7/12

CPC classification number: E04F15/107 ,  B32B3/06 ,  B32B5/024 ,  B32B5/18 ,  B32B5/245 ,  B32B7/12 ,  B32B2255/02 ,  B32B2266/0235 ,  B32B2419/04 ,  E04F15/02 ,  E04F15/02005 ,  E04F15/02016 ,  E04F15/02033 ,  E04F15/02038 ,  E04F15/0215 ,  E04F15/102 ,  E04F15/105 ,  E04F2201/0153 ,  E04F2201/0161

Abstract: Surface coverings, such as floor coverings, with an interlocking design are described. Methods of making the surface coverings are further described. A plank including a resilient composite sheet having four sides, an upper surface, a lower surface, and an overall thickness, and said composite sheet comprising at least one base layer, wherein said at least one base layer comprising at least one polymeric material and at least one filler, wherein opposite sides of the composite sheet comprise a first tongue on a first side and a first groove on the opposite second side, wherein the first tongue and first groove have complementary shape to each other to be interlockingly engageable with a corresponding groove or tongue on an adjacent floor plank.