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| Number | Title | Issue Date |
| 7980040 | Anchor sheet positioning and connection system Attachment devices are described for attaching and locating overlapped anchor sheets while allowing for some relative movement as to expansion and contraction. Generally, the devices are a male/female connection on corresponding sheets and expansion openings or aper... | 07/19/2011 |
| 7919034 | System and methods of manufacturing hook plates A system and method for manufacturing a substrate having a bed of hooks located therein, in particular a system or manufacturing a hook plate having hooks with enlarged shaped heads. The system can include the use of a heated generally flat coining plate, a resilien... | 04/05/2011 |
| 7879168 | Ultrasonic welding of resilient layers to plates This invention relates to methods for manufacturing plates bonded to resilient layers, wherein the plate is made of a polypropylene and the resilient layer is made of a polyethylene. Ultrasonic welding used to bond the resilient layer to the plate. In some embodimen... | 02/01/2011 |
| 7412806 | Structures for creating spaces while installing anchor sheet and attachment piece subfloors Structures are described that create spaces while installing anchor sheet and attachment piece subfloors, but which allow for the expansion and contraction of anchor sheets after installation. The structures may be used on either the attachment pieces, anchor sheets... | 08/19/2008 |
| 7383663 | Anchor sheet and attachment devices A method and apparatus for connecting anchor sheets to each other and/or to a floor. The approach includes using attachment pieces which fit into an area of reduced thickness of the anchor sheet which surround a cut away of the anchor sheet. In one embodiment, the a... | 06/10/2008 |
| 7194843 | Anchor sheet and anchor sheet module This application discloses a relatively thin flexible anchor sheet for installation under carpets or other decorative coverings and a covering module composed of a pre-attached decorative covering and anchor sheet which can be assembled by overlapping hook and loop ... | 03/27/2007 |
| 7185473 | Anchor sheet and anchor sheet module This application discloses a relatively thin flexible anchor sheet for installation under carpets or other decorative coverings and a covering module composed of a pre-attached decorative covering and anchor sheet which can be assembled by overlapping hook and loop ... | 03/06/2007 |
| 7185465 | Covering module and anchor sheet This application discloses a relatively thin flexible anchor sheet for installation under carpets or other decorative coverings and a covering module composed of a pre-attached decorative covering and anchor sheet which can be assembled by overlapping hook and loop ... | 03/06/2007 |
| 6460303 | Hook and loop anchor sheet module with overlapped edges and sufficient mass to resist buckling This application discloses an anchor sheet and method of installation comprising a laminate with an upper layer of relatively thin, flexible rigid sheet material having on its upper layer a plurality of hooks and a bottom layer of a relatively resilient c... | 10/08/2002 |
