IP Library › Granted Patent US 12,371,850
Granted Patent B2
US 12,371,850 · App. 16/109,890 · Granted Jul 29, 2025

Washable multi-component magnetic floor mat

Inventors: Franklin S. Love (Columbus, NC); Sudhanshu Srivastava (Greer, SC); Venkatkrishna Raghavendran (Houston, TX); Brandon T. Roberts (Greer, SC); Padmakumar Puthillath (Greer, SC); Dale S. Kitchen (Boiling Springs, SC); Ty G. Dawson (Spartanburg, SC)
Assignee: Mountville Mills, Inc.
D06N7/0071A47G27/02A47G27/0206A47G27/0406A47G27/0418A47L23/26A47L23/266B32B7/06B32B7/08D06N7/0063D06N7/0065D06N7/0068B32B2307/208B32B2471/04D06N2201/08D06N2201/082D06N2203/061D06N2205/20D06N2209/045D06N2211/066D10B2503/04Y10T428/23921Y10T428/23979
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Quick Facts
Patent No.
US 12,371,850
App. No.
16/109,890
Granted
Jul 29, 2025
Kind
B2
Abstract

This invention relates to a washable multi-component magnetic floor mat. The floor mat contains a textile component and a base component. The textile component and the base component are attached to one another by magnetic attraction. The magnetic attraction is provided by incorporation of magnetic particles in both the textile and base components. The textile component is designed to be soiled, washed, and re-used, thereby providing ideal end-use applications in areas such as building entryways. The present invention eliminates the need to wash the base component of the floor mat which results in environmental, cost and labor conservation. Alignment and deployment of the textile component with the base component in an efficient manner is also described herein.

Claims (27)

1. A multi-component floor mat comprising:

(a) a textile component comprising (i) a first layer of tufted pile carpet formed by tufting face yarns through a primary backing layer, wherein the face yarns are solution dyed and digitally printed, and (ii) a second layer of vulcanized rubber material that contains magnetic particles and recycled rubber, wherein the first layer and the second layer are co-extensive with one another, and wherein the second layer of the textile component contains a bottom textured surface; and

(b) an unvulcanized base component comprising vinyl rubber that contains magnetic particles;

wherein the magnetic particles are distributed uniformly throughout the second layer of vulcanized rubber material and the unvulcanized base component;

wherein the textile component and the base component are releasably attachable to one another via magnetic attraction; and

wherein the textile component and the base component are flat and free from recessed areas.

2. The multi-component floor mat of claim 1 , wherein the textile component is magnetically receptive.

3. The multi-component floor mat of claim 1 , wherein the base component is permanently magnetized.

4. The multi-component floor mat of claim 1 , wherein the textile component of the floor mat can withstand at least one wash cycle in a commercial or residential washing machine whereby the textile component is suitable for re-use after exposure to the at least one wash cycle.

5. The multi-component floor mat of claim 1 , wherein the face yarns are selected from the group consisting of synthetic fiber, natural fiber, man-made fiber using natural constituents, inorganic fiber, glass fiber, and mixtures thereof.

6. The multi-component floor mat of claim 1 , wherein the face yarns are selected from nylon 6; nylon 6,6; polyester; polypropylene; or combinations thereof.

7. The multi-component floor mat of claim 1 , wherein the face yarns comprise cut pile, loop pile, or combinations thereof.

8. The multi-component floor mat of claim 1 , wherein the primary backing layer is selected from the group consisting of woven material, nonwoven material, knitted material, and combinations thereof.

9. The multi-component floor mat of claim 1 , wherein the primary backing layer is selected from the group consisting of synthetic fiber, natural fiber, man-made fiber using natural constituents, inorganic fiber, glass fiber, and mixtures thereof.

10. The multi-component floor mat of claim 1 , wherein the vulcanized rubber is selected from the group consisting of nitrile rubber, polyvinyl chloride rubber, ethylene propylene diene monomer (EPDM) rubber, vinyl rubber, and mixtures thereof.

11. The multi-component floor mat of claim 1 , wherein the magnet particles are non-degradable.

12. The multi-component floor mat of claim 1 , wherein the magnetic particles are in an oxidized state.

13. The multi-component floor mat of claim 1 , wherein the magnetic particles are in the size range of from 1 micron to 10 microns.

14. The multi-component floor mat of claim 1 , wherein the magnetic particles are magnetizable magnetic particles selected from the group consisting of Fe 3 Q 4 , SrFe 3 Q 4 , NdFeB, AlNiCo, CoSm and other rare earth metal based alloys, and mixtures thereof.

15. The multi-component floor mat of claim 1 , wherein the magnetic particles are magnetically receptive particles selected from the group consisting of Fe 2 O 3 , Fe 3 Q 4 , steel, iron particles, and mixtures thereof.

16. The multi-component floor mat of claim 1 , wherein the magnetically receptive particles are paramagnetic or superparamagnetic.

17. The multi-component floor mat of claim 1 , wherein the magnetic particle loading is in the range from 10% to 70% by weight in the textile component.

18. The multi-component floor mat of claim 1 , wherein the magnetic particle loading is in the range from 10% to 90% by weight in the base component.

19. The multi-component floor mat of claim 1 , wherein the magnetic particles are ferrite.

20. The multi-component floor mat of claim 1 , wherein the strength of magnetic attraction is greater than 50 gauss.

21. The multi-component floor mat of claim 1 , wherein the multi-component floor mat further includes at least one alignment and deployment mechanism selected from textile component configurations that reduce surface area, a film material, a sheeting material, and combinations thereof.

22. The multi-component floor mat of claim 1 , wherein the floor mat further includes electronic sensors.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 5, 2024
From: MILLIKEN & COMPANY
To: MOUNTVILLE MILLS, INC.
Reel/Frame 069143/0219 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 24, 2018
From: LOVE, FRANKLIN S., III; SRIVASTAVA, SUDHANSHU; RAGHAVENDRAN, VENKATKRISHNA; ROBERTS, BRANDON T.; PUTHILLATH, PADMAKUMAR; KITCHEN, DALE S.; DAWSON, TY G.
To: MILLIKEN & COMPANY
Reel/Frame 046698/0044 →
Continuity (3)
Continuation 15212350 · Jul 18, 2016
Provisional Application 62201148 · Aug 5, 2015
Related Publication 20180363239A1 · Dec 20, 2018
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