CA2207731A1 - Floor mat system - Google Patents
Floor mat systemInfo
- Publication number
- CA2207731A1 CA2207731A1 CA002207731A CA2207731A CA2207731A1 CA 2207731 A1 CA2207731 A1 CA 2207731A1 CA 002207731 A CA002207731 A CA 002207731A CA 2207731 A CA2207731 A CA 2207731A CA 2207731 A1 CA2207731 A1 CA 2207731A1
- Authority
- CA
- Canada
- Prior art keywords
- pad
- base member
- absorbent
- floor
- top surface
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
- 239000002250 absorbent Substances 0.000 claims abstract description 73
- 230000002745 absorbent Effects 0.000 claims abstract description 64
- 239000000463 material Substances 0.000 claims abstract description 53
- 239000003063 flame retardant Substances 0.000 claims abstract description 14
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000007788 liquid Substances 0.000 claims description 10
- 239000011248 coating agent Substances 0.000 claims description 8
- 238000000576 coating method Methods 0.000 claims description 8
- 229920000642 polymer Polymers 0.000 claims description 8
- 239000000835 fiber Substances 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- 235000019809 paraffin wax Nutrition 0.000 claims description 5
- 239000012188 paraffin wax Substances 0.000 claims description 5
- 235000019271 petrolatum Nutrition 0.000 claims description 5
- 241000282326 Felis catus Species 0.000 claims description 3
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 claims description 3
- 235000002017 Zea mays subsp mays Nutrition 0.000 claims description 3
- 239000001913 cellulose Substances 0.000 claims description 3
- 229920002678 cellulose Polymers 0.000 claims description 3
- 235000005822 corn Nutrition 0.000 claims description 3
- 241000209149 Zea Species 0.000 claims 2
- 239000012530 fluid Substances 0.000 claims 1
- 239000010410 layer Substances 0.000 description 23
- 210000002700 urine Anatomy 0.000 description 6
- 235000019645 odor Nutrition 0.000 description 4
- -1 polypropylene Polymers 0.000 description 4
- 239000011241 protective layer Substances 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 3
- 239000000123 paper Substances 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000001877 deodorizing effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004049 embossing Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 229920000247 superabsorbent polymer Polymers 0.000 description 2
- 239000001993 wax Substances 0.000 description 2
- KJCVRFUGPWSIIH-UHFFFAOYSA-N 1-naphthol Chemical compound C1=CC=C2C(O)=CC=CC2=C1 KJCVRFUGPWSIIH-UHFFFAOYSA-N 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- 240000000491 Corchorus aestuans Species 0.000 description 1
- 235000011777 Corchorus aestuans Nutrition 0.000 description 1
- 235000010862 Corchorus capsularis Nutrition 0.000 description 1
- 206010017577 Gait disturbance Diseases 0.000 description 1
- 235000003332 Ilex aquifolium Nutrition 0.000 description 1
- 235000002296 Ilex sandwicensis Nutrition 0.000 description 1
- 235000002294 Ilex volkensiana Nutrition 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- GHPGOEFPKIHBNM-UHFFFAOYSA-N antimony(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Sb+3].[Sb+3] GHPGOEFPKIHBNM-UHFFFAOYSA-N 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000005465 channeling Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000011162 core material Substances 0.000 description 1
- 238000012864 cross contamination Methods 0.000 description 1
- 239000000645 desinfectant Substances 0.000 description 1
- 230000000249 desinfective effect Effects 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229920001684 low density polyethylene Polymers 0.000 description 1
- 239000004702 low-density polyethylene Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- YKYONYBAUNKHLG-UHFFFAOYSA-N n-Propyl acetate Natural products CCCOC(C)=O YKYONYBAUNKHLG-UHFFFAOYSA-N 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 229940090181 propyl acetate Drugs 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 235000015096 spirit Nutrition 0.000 description 1
- NQPDZGIKBAWPEJ-UHFFFAOYSA-N valeric acid Chemical compound CCCCC(O)=O NQPDZGIKBAWPEJ-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/02—Physical, chemical or physicochemical properties
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K1/00—Housing animals; Equipment therefor
- A01K1/015—Floor coverings, e.g. bedding-down sheets ; Stable floors
- A01K1/0157—Mats; Sheets
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K1/00—Housing animals; Equipment therefor
- A01K1/02—Pigsties; Dog-kennels; Rabbit-hutches or the like
- A01K1/035—Devices for use in keeping domestic animals, e.g. fittings in housings or dog beds
- A01K1/0353—Dog beds
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47G—HOUSEHOLD OR TABLE EQUIPMENT
- A47G27/00—Floor fabrics; Fastenings therefor
- A47G27/02—Carpets; Stair runners; Bedside rugs; Foot mats
- A47G27/0212—Carpets; Stair runners; Bedside rugs; Foot mats to support or cushion
- A47G27/0225—Carpets; Stair runners; Bedside rugs; Foot mats to support or cushion for bathrooms
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L23/00—Cleaning footwear
- A47L23/22—Devices or implements resting on the floor for removing mud, dirt, or dust from footwear
- A47L23/26—Mats or gratings combined with brushes ; Mats
- A47L23/266—Mats
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/26—Polymeric coating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/306—Resistant to heat
- B32B2307/3065—Flame resistant or retardant, fire resistant or retardant
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/716—Degradable
- B32B2307/7163—Biodegradable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2471/00—Floor coverings
- B32B2471/04—Mats
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2555/00—Personal care
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Animal Behavior & Ethology (AREA)
- Toilet Supplies (AREA)
- Carpets (AREA)
Abstract
The system comprises a disposable pad having a plurality of layers, and means for retaining the disposable pad either upon the upper surface of a permanent base or directly onto the floor. The permanent base is positioned upon the floor and the base has an upper surface that is generally horizontal. The disposable pad includes a layer of absorbent material, and a backing layer of waterproof material. The pad is flame retardant and biodegradable. The system is useful for keeping the floor dry and in a sanitary condition.
The undersurface of the disposable pad includes two bores for cooperative engagement with two projections extending upwardly and affixed to the floor.
The undersurface of the disposable pad includes two bores for cooperative engagement with two projections extending upwardly and affixed to the floor.
Description
PATENT
FLOOR MAT SYSTEM
FIELD OF USE
The present invention relates to a floor mat system for absorbing liquid, and more particularly, a system for use in public restrooms for preventing the unsanitary and offensive accumulation thereof.
BACKGROUND OF THE INVENTION
Public restrooms are too often unsanitary, unsightly, and contain odorous deposits of urine. In addition to the foul odors, people using the restrooms often walk through such matter, thereby contaminating their shoes and spreading such matter throughout the restroom and in nearby hallways and common areas. The problem is particularly acute in public restrooms having urinals for men, and in rest homes and hospitals where the elderly or others with physical disabilities use the restroom facilities. Also, the problem of maintaining sanitary conditions for household pets has never been satisfactorily resolved.
The following references are pertinent:
U.S. Patent No. 2,057,162 (Richey) discloses a water-absorbent mat comprising a single ply of sheet material, and a moisture-proof backing, the mat having a semicircular opening to fit around a lavatory, and a pair of cords to secure the mat to the lavatory.
U.S. Patent No. 2,187,676 (Biewen) discloses an absorbent floor mat rectangular in shape with a cut-out portion to fit about a toilet. The floor PATENT
mat is made of an absorbent material and impregnated with a suitable deodorizing or disinfectant material.
U.S. Patent No. 2,771,613 (Markiewicz) discloses a pear-shaped floor protecting mat made of a flexible absorbent material that is washable. The mat includes an opening disposed therein and fits tightly about the base of a toilet bowl.
U.S. Patent No. 4,125,656 (Creamer) discloses an absorbent pad adapted to be formed into a U-shaped configuration and placed about the front side of a toilet base to absorb moisture gravitating downward. The pad is adjustable and suitable to fit about toilet bases of different configurations.
U.S. Patent No. 4,285,075 (Nelson) discloses a sanitary commode mat comprising a mat cover designed to fit snugly around the base of a commode. The mat includes a hinged mat cover wherein an absorbent pad is placed. To replace the pad, one must lift the contaminated top grille of the mat, remove the pad and replace it with a clean pad, and close the cover.
U.S. Patent No. 4,876,135 (Mclntosh) discloses a floor mat with disposable absorbent cardboard pad for use in automobiles or as a door mat.
None of these configurations have found market acceptance. In addition, when absorbent materials are used that are flammable, what was an unsanitary condition has been converted into a dangerous one.
What is needed is a system for public, semi-private, and residential restrooms that will simplify and improve the sanitary maintenance of such restrooms. The system will PATENT
include a disposable pad that is not only flame-retardant but also is biodegradable and not pose any danger to the environment. A system is needed that will enable businesses to maintain sanitary and attractive restroom facilities for their patrons, while not posing a fire hazard.
SUMMARY OF THE INVENTION
However, while it is understood that the principles of the present invention have numerous other applications, the floor mat system will hereinafter be described with 10 reference to urinals in men's public restrooms for purposes of illustration only.
The system of the present invention provides a sanitary and cost-effective solution to the aforementioned problems by absorbing the urine before it reaches the restroom floor, thereby preventing any accumulation of the matter on the restroom floor, and preventing the floor from becoming slippery causing a possible safety hazard. The system also prevents the spread of bacteria and odors associated with the urine throughout the restroom and beyond and onto the shoes of the patrons, and prevents damage to the floor and grouting about the commodes from the damaging and corrosive effects of the acid common in urine.
The preferred embodiment of the system of the present invention comprises a permanent base member, a disposable diaper-type pad, and means for retaining thedisposable pad upon the upper surface of the permanent base member. The disposable diaper-type pad is positioned onto the base member in a restroom about a urinal used by men to protect the floor from the harmful, unsanitary, and corrosive effects of urine.
The permanent base member is disposed upon the floor of the restroom and adjacent to the commode. The base member has an upper surface that is generally horizontal.
PATENT
The disposable pad includes a layer of liquid-absorbent material, and the layer of absorbent material is one of a plurality of layers. The pad is preferably made of a flame-retardant material, and is replaced on a regular or daily basis. When the pad is used with a urinal as commonly found in a restroom used by men, it is broader at one end and narrower at the other. The broader end abuts the wall beneath the urinal, and the narrower end opposes the broader end.
Since the materials listed above for the absorbent pad are biodegradable, it is highly desirable to make the waterproof backing also biodegradable, so that disposal of large 10 quantities of the pads will not be a hazard to the environment.
The disposable pad is made of biodegradable materials. The waterproof bottom layer has either a paraffin-wax coating, or a "Scotchgard"TM-type chemical may be applied to the underside of the pad, locked the moisture into the pad.
The means for retaining the disposable pad to the base member is tape disposed on the undersurface of the pad, and having an adhesive surface that adheres to the upper surface of the base member or directly onto the floor.
The disposable pad may be applied directly to the floor without the base member.The tape disposed on the back of the pad is applied directly to the floor abutting the wall underneath the commode.
For a more complete understanding of the floor mat system of the present invention, reference is made to the following detailed description and accompanying drawings in which the presently preferred embodiments of the invention are shown by way of example.
As the invention may be embodied in many forms without departing from spirit of essential characteristics thereof, it is expressly understood that the drawings are for purposes of illustration and description only, and are not intended as a definition of the limits of the PATENT
invention. Throughout the description, like reference numbers refer to the same component throughout the several views.
BRIEF DESCRIPTION OF THE DRAWINGS
FIGURE l is an environmental view of the floor mat system of the present invention for use with a conventional urinal found in public restrooms for men;
FIGURE 2 is an assembly view showing the floor mat system of FIGURE 1, the system comprising the disposable floor mat, the base member, and means for securing the pad to the base member;
FIGURE 3 is a sectional view of the floor mat system of the present invention, the section being taken through 3-3 of FIGURE 2;
FIGURE 4 is a second environmental view of the floor mat system of the present invention for use with a conventional toilet;
FIGURE 5A is a top view of the floor mat system of the present invention shown in FIGURE 4;
FIGURE 5B discloses a floor mat system of the present invention having a generally T-shaped configuration;
FIGURE 5C discloses a floor mat system of the present invention having a generally triangular-shaped configuration;
PATENT
FIGURE 6 is a sectional view of yet another preferred embodiment of the floor mat system of the present invention, comprising a two-layer disposable pad;
FIGURE 7 is a sectional view of another preferred embodiment of the floor mat system of the present invention having two layers and a base member;
FIGURE 8 is a top view of another preferred embodiment of the floor mat system of the present invention for use with a conventional urinal;
FIGURE 9 is a side view of the base member, the nonabsorbent flat member, and the absorbent pad of the floor mat system of FIGURE 8;
FIGURE 10 is an exploded side detail of the floor mat system of FIGURE 8, detailing the engagement between the lip. extending about the perimeter of the rearward portion view of the base member and the nonabsorbent flat member;
FIGURE 11 is an exploded assembly view of the floor mat system of FIGURE 8, detailing the cooperative engagement between upwardly extending floor projection and the bore disposed on the underside of the floor mat; and FIGURE 12 is an exploded side detail of the floor mat system of FIGURE 8, detailing the bore disposed on the underside of the floor mat;
FIGURES 13 and 14 disclose another preferred embodiment of the floor mat system of the present invention, further comprising an overlay mat that attaches to the absorbent pad and the nonabsorbent flat member, the overlay mat preventing the splashing or spillage of liquid onto the floor portion;
PATENT
FIGURES 15 and 16 disclose another preferred embodiment of the floor mat system of the present invention for use with a conventional urinal;
FIGURES 17 and 18 disclose yet another preferred embodiment of the floor mat system of the present invention for use with a conventional urinal;
FIGURES 19 and 20 disclose a disposable restroom floor mat of the present invention for use with a conventional urinal, the floor mat being generally in the shape of an unfolded box for purposes of compact storage;
FIGURE 21 is a top view disclosing an embossing configuration within the overlaypad that produces wicking channels;
FIGURE 22 is a top view disclosing an overlay pad that includes a plurality of serpentine channels that are essentially parallel to each other, extending from the narrower edges to the wider edge; and FIGURES 23 and 24 disclose another embodiment of a disposable floor mat of the present invention for use with a conventional urinal, the floor mat being generally in the 20 shape of a hand fan, the channels folding for complete storage and disposal.
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS
The floor mat system of the present invention has many applications in public restrooms, but will be described herein with reference to urinals in men's restrooms for purposes of illustration only.
Referring now to the drawings, the system [10] of the present invention as shownin FIGURE 1 is useful for keeping the floor [14] about the commode [12] in a sanitary PATENT
condition. A commode as used herein includes a urinal, a latrine, a toilet, and any other fixture generally found in either a public or private restroom for the disposing of urine.
However, for purposes of illustration only, a urinal as is commonly found in restrooms for men will be used herein.
The first preferred embodiment of the system [10] comprises a permanent base member [20], a disposable pad [30], and means [44] for retaining the disposable pad [30]
upon the upper surface of the permanent base member [20]. The permanent base member [20] is disposed upon the floor [14] of the restroom adjacent to the commode [12]. The base member [20] has an upper surface [22] that is generally horizontal.
The base member [20] iS reusable and is preferably low and close to the ground, so that people will not trip over the base member [20]. Also, the edges [24] of the base member [20] include a beveled edge [29] to further prevent any such tripping.
The base member [20] is made from a rubber-like, impermeable material, such as polyvinyl-chloride, and is preferably PVC-75 Koreseal (registered trademark), and is commercially available from the RJF International Corp. The base member [20] has a non-skid undersurface [24] to retain the base member [20] in a fixed position relative to the floor [14]. The undersurface [24] of the base member [20] includes rubber skids [26] that increase the friction component of the base member [20] relative to the floor [14]. The base member [20] has a substantially horizontal upper surface [28] for retaining the disposable absorbent pad [30] thereon.
The base member [20] is positioned directly under and centered relative to the urinal [12], abutting the wall [16] under the urinal [12]. While the forward edge [21] of the upper surface [28] of the base member [20] underneath the urinal [12] iS broad, such breadth is undesirable for a man using the urinal [12] who wants to avoid stepping on the pad [30] or tripping on the base member [20]. Hence, the rearward edge [23] of the upper PATENT
surface [28] of the base member [20] is narrow, thereby enabling the man using the urinal [12] to place one foot on either side straddling the base member [20] and the pad [30].
As shown in FIGURE 3, the disposable pad [30] comprises an upper protective layer [33], an absorbent layer adjacent [35] to the upper protective layer [33], and a waterproof bottom layer [38]. The shape of the pad [30] is the same as the shape of the upper surface of the base member [20].
The disposable pad [30] is a high-performance, heavyweight, fluff-filled underpad 10 with a super-absorbent polymer, and is commercially available from the Hospital Supply Company and used in hospital beds to keep them dry. The absorbent layer [35] is white spunbonded, and the waterproof backing [38] is green polypropylene with a flat seal. The absorbent layer has rewet properties, internal method D-3004-D, 0.5 psi pressure, with a 1.0 saline solution, involving a five-minute dunk, and a one-minute drain. The amount of super-absorbent polymer in each absorbent pad [30] can be adjusted periodically to increase or decrease the amount of super-absorbent polymer, thereby maximizing the effectiveness of the product.
The protective layer [33] is a white spunbonded or nonwoven pad [30] of about 1820 grams per square meter, and serves to protect the absorbent layer [35]. The protective layer [33] of the disposable pad [30] is treated with flame-retardants, either ThermoguardTM
or PyronilTM. ThermoguardTM is commercially available from Atochem North America, and PyronilTM is commercially available from Elf Atochem of North America. NPyronilTM 45"
is a flame retardant additive that may even be blended with other flame retardants ThermoguardTM contains 90% thermoguard S antimony oxied in low density polyethylene. The chemical name for PyronilTM is D1-2-ethylehxyl tetrabromo-phthalate with 45% bromine.
PATENT
The absorbent layer [35] is a super absorbent polymer core material. The material is commercially available from the Chemdal Corporation in Palatine, Illinois, under the trade name AridallTM 1 128, iS a thermal bonded web comprising a fluff pulp, bonding fibre and superabsorbent polymer. The absorbent layer [35] iS a superbonded thermal unit that will not break down when wet. The pad [30] has an absorbency of at least ten times its own weight.
Another disposable pad [35] iS a thermally bonded web comprising a fluff pulp, bonded fiber and superabsorbent fiber, being commercially available from the Walkisoft 10USA, Inc., of Mt. Holly, North Carolina, with a product code of 500.382.
The impermeable bottom layer [38] is a green polypropylene waterproof backing material that retains liquid, preventing seepage onto the floor [14] of the restroom. A
waterproof embossed polyethylene material may also be used.
Since the materials listed above for the absorbent pad [35] are biodegradable, it is highly desirable to make the waterproof backing [38] also biodegradable, so that disposal of large quantities of the pads [30] will not be a hazard to the environment.
20Preferably, a paraffin-type backing is used, having a non-woven or jute (burlap) material having a paraffin-wax coating. The backing [38] will be waterproof, andbiodegradable. The backing [38] is commercially available from the International Group, Inc. of Agincourt, Ontario Canada, and is "Parafflex 4775," a blend of wax and polymers specifically designed for saturating fabrics and paper. The material is chemically stable and is sprayed onto the bottommost layer of the pad [30].
Also, another type of biodegradable backing [38], instead of the paraffin-wax coating, involves a "ScotchgardTM"-type of fabric protection by way of chemical application to the bottom of the pad [30], locking in the moisture and preventing it from PATENT
escaping. The ingredients include naphthol spirits, carbon dioxide, haptene, l-methoxy-2, propyl acetate, and fluoraoliphatic resin.
The preferred shape of the base member [20] and the pad [30] as shown in FIGURE
1 is generally T-shaped, except that the two side edges [25] abutting the rearward edge [23]
are symmetrical and arcuate. FIGURE 5A shows a U-shaped base member [20A] and pad [30A] for use with a conventional commode. The base member [20B] and the pad [30B]
may also have a conventional T-shape as shown in FIGURE 5B, or the base member [20C]
and the pad [30C] may also have a triangular shape as shown in FIGURE 5C.
Two-sided tape [44] is preferably permanently attached and disposed on the undersurface [39] of the impermeable bottom layer [38] of the pad [30]. The other surface of the tape [44] includes lift-off paper. The tape [44] is refastenable and reusable, and is similar to the tape [44] commonly used on baby diapers. The tape material is preferably two-piece polypropylene as commercially sold by the 3M Company, with anchored finger lift feature and silicone treated. The tape [44] retains the pad [30] in place onto the base member [20], or alternatively, directly to the floor [14] beneath and abutting the wal I [16], or for those urinals that extend to the floor [14], the pad [30] abuts the urinal [12] on the floor [14]. Velcro hook-and-loop-type fasteners may also be used.
One strip of the tape [44] is preferably disposed for engagement with the center of the forward edge [21] of the base member [20], and two additional strips of the tape [44]
are symmetrically disposed, one along the perimeter for engagement with each arcuate edge [25] of the base member [20] as shown in FIGURE 2.
The edges [39] of the layers of the disposable pad [30] are heat treated and bonded together to prevent leakage by a thermal seal. The layers may also be secured together by a strip of waterproof material disposed about the perimeter of the layers and retained thereto by a stitch seam.
PATENT
The pad [30] is impregnated with deodorizing and disinfecting materials. The super-absorbent polymer will neutralize the ammonia and will reduce odors.
FIGURE 6 discloses another embodiment, which involves the use of the disposable pad [30'] without the base member [20], the pad [30'] being essentially identical in shape and content to the pad [30] of the first embodiment, and applied directly to the floor [14'].
The tape [44'] disposed on the back of the pad [30'] iS applied directly to the floor [14']
abutting the wall [16'] underneath the commode.
FIGURE 7 discloses yet another embodiment of the restroom floor mat system [10"]of the present invention. which involves the base member [20"] and the disposable pad [30"] wherein the pad [30"] includes only two layers, an upper absorbent layer [35"] and a waterproof bottom layer [38"]. Again, the pad [30"] is essentially identical in shape and content to the pad [30] of the first embodiment.
For those commodes that extend down to the floor [14], the pad is arcuately shaped, and abuts the commode. For those trough-type urinals that are found in restrooms for men that are common in sporting arenas, it is preferred that an elongated pad extend beneath and parallel to the trough.
The floor mat system disclosed in FIGURES 8 and 9, discloses yet another preferred embodiment of the restroom floor mat system [210] of the present invention.
The restroom floor mat system [210] comprises a permanent base member [220], a disposable absorbent pad [230] that covers only the forward portion [222] of the base member [220], and means [44] for retaining the base member [220] relative to the floor [14].
PATENT
The rearward portion [224] of the base member [220] includes a slight grade extending downwardly toward a pad-retaining compartment [250] disposed in the forward portion [222] of the base member [220], SO that any moisture deposited in the rearward portion [224] will gravitate toward the pad-retaining compartment [250]
The forward portion [222] of the base member [220] is lower than the rearward portion [224]. The forward edge [223] of the forward portion [222] abuts the planar wall [16] and is centered beneath the urinal [12], enabling any excess moisture running off the wall [16] to run onto the absorbent pad [230], and not the floor [14]. The base member [220] is generally T-shaped, the rearward portion [224] being symmetrical about an axis normal to the wall [16] and tapering away from the wall [16] in a curvilinear manner. An angled ledge [240] is beveled extending about the perimeter [242] of the base member [220]. The angled ledge [240] slopes inwardly directing moisture onto the absorbent pad [230]. The bottom [229] of the outside of the base member ledge [240] flairs outwardly providing improved traction. The base member [220] surrounding the pad-retainingcompartment [250] preferably is vertical to retain the absorbent pad [230] and any excess moisture.
Underneath the angled ledge [240] iS an inwardly extending recess [255] disposedabout the perimeter [242] to retain a nonabsorbent flat member [270] as shown in FIGURE
10. The nonabsorbent flat member [270] iS preferably made of a cardboard-like material, the upper surface [272] having a waxed coating (similar to the coating on a carton of milk), so that moisture deposited upon the upper surface [222] iS not absorbed into the cardboard-like material. The waxed coating on the cardboard-like material also includes a fire-resistant compound to comply with 16 CFR.
The top surface [227] of the base member [220] preferably includes upwardly-extending ridges [233], the ridges [233] having a slight grade extending downwardly toward the pad-retaining compartment [250]. The nonabsorbent flat member [270] iS
PATENT
retained within an inwardly extending lip [248] disposed about the perimeter of the rearward portion [224] so that any moisture deposited upon a non-absorbent flat member [270] will gravitate toward the pad-retaining compartment [250] of the base member [220].
The upwardly retaining ridges [233] are almost parallel to each other, being closer together at the rear edge [211] of the base member [220] and separating slightly. The nonabsorbent flat member [270] is positionable upon the upwardly-extending ridges, the forward extending portion of the nonabsorbent flat member [270] abutting the disposable nonabsorbent pad [230].
Turning now to FIGURES 11 and l 2, a pair of spaced apart projections [280] thatextend upwardly are secured to the floor [14], either by an adhesive or by conventional fasteners. Each floor projection [280] iS in the general shape of a truncated cylinder. The floor projections [280] enable the placement of the base member [220] in the same position relative to the urinal, and further enhance the skid resistance of the base member [220]. The base member [220] iS made of non-skid materials, such as plastic or rubber.
Each end [284] of the forward edge [221] of the underside of the base member [220]
includes a spaced apart bore [282] being in the general shape of a truncated cylinder. The projections [280] are cooperatively retainable within the bores [282] to serve as a locking device and position the base member [220] relative to each urinal. Each end [284] of the forward edge of the base member [220] extends outwardly away from the parallel side edges of the base member [220], the bores [282] being disposed within each outwardly extending end [284] of the base member [220] for cooperative engagement with the floor projections [280].
The disposable absorbent pad [230] iS positioned within the forward compartment [250] of the base member [220]. A gap [275] extends between the underside of thedisposable absorbent pad [230] and the base member [220] along the forward perimeter [242] of the base member [220] enabling the disposable absorbent pad [230] to be lifted PATENT
from the base member [220] and easily replaced. A super-absorbent polymer, clay (cat litter), corn cob fiber, cellulose (shredded and recycled newspaper), or any other material described relative to the other embodiments is used as the absorbent material in the absorbent pad [230]. The recycled paper is processed with a noncombustible chemical, making the disposable absorbent pad [230] flame retardant. The nonabsorbent flat member [270] and the absorbent pad [230] are biodegradable and flame retardant.
FIGURES 13 and 14 disclose another preferred embodiment of the floor mat system [310] of the present invention, further comprising an overlay mat [380] that attaches to the absorbent pad [330] and the nonabsorbent flat member [370]. The overlay mat [380]
minimizes the splashing or spillage of liquid onto the floor portion [14]. The overlay mat [380] is a high loft polyester bat material that covers the nonabsorbent flat member [370]
and the front narrow portion of the absorbent pad [330]. The overlay mat [380] iS generally the same shape as the base member [320]. The overlay mat [380] is either bonded or melted onto the nonabsorbent flat member [370].
FIGURES 15 and 16 disclose another preferred embodiment of the floor mat system [410] of the present invention for use with a conventional urinal. The disposable pad [420]
comprises only a narrow strip of absorbent material similar to a feminine napkin. The rearward narrower portion [424] is higher than the forward wider portion [422], the rearward portion [424] having a slight grade and extending downward toward the pad-retaining compartment [450] directing liquid to flow into the absorbent pad [430].
FIGURES 17 and 18 disclose yet another preferred embodiment of the floor mat system [510] of the present invention. There is no the lip in this embodiment extending about the outer perimeter of the base member [520] but rather the perimeter is relatively smooth and flat. This will lower the overall height of the base member [520], so as to reduce the likelihood of stumbling. The rearward narrower portion [524] is still includes a slight grade and extending downward toward the pad-retaining compartment [550].
PATENT
Other embodiments comprise an absorbent pad [620] secured to a base member [630], making the system one unit [610]. Each unit [610] is disposed and replaced every twenty-four hours. FIGURES 19 and 20 disclose a first embodiment of a disposable floor mat unit [610] of the present invention for use with a conventional urinal, the floor mat unit [610] being generally in the shape of an unfolded box for purposes of compact storage.
The rearward side flaps are taller than the forward side flaps. The side flaps may also be cut at an angle (not shown). FIGURES 23 and 24 disclose a second embodiment of adisposable floor mat unit [610'] of the present invention for use with a conventional urinal, the floor mat [610'] being generally in the shape of a hand fan, the channels [633'] folding for complete storage and disposal.
Preferably, channels [633] are formed in the unit [611], extending from the narrower edge [621] to the wider edge [623]. The channels [633] are formed either into the base member [620] or formed by a wax design. Channeling may also be useful in the absorbent pad (not shown). To move the liquid toward the absorbent pad [630], the unit [610] iS
embossed which will produce wicking. Wicking liquid tends to follow the higher density channels [633], moving the liquid into the absorbent pad [620]. Another option is to use a corrugated base member, securing the absorbent pad [620] to the corrugated base 20 member.
FIGURE 21 iS a top view disclosing a preferred embodiment of an embossing configuration within the overlay pad [680] that produces wicking channels [682]. FIGURE
22 is a top view disclosing another preferred embodiment of an overlay pad [680] that includes a plurality of serpentine channels [684] that are essentially parallel to each other, extending from the narrower edges [621] to the wider edge [623]. The top surface [627]
of the unit [610] iS waxed prior to attachment to the absorbent pad [630]. The bottom surface [624] iS skid resistant with lok-liftTM strips commercially available from the R.C.
Musson Rubber Company of Akron, Ohio.
PATENT
Also, lighter colors or earth tones are used for the absorbent pad, the nonabsorbent layer and the overlay mat in all of the various embodiments. Light brown, gold, light blue, or gray are recommended.
The systems of the present invention have numerous other uses in other environments including around wash basins, bath tubs, showers, locker rooms, and the like where bacteria, odors, and moisture are involved, and cross-contamination is a problem.
The systems are also useful in protection from slippage. Also, the principles of the present invention have numerous other applications; such as for use with household pets, and in 10 factories in conjunction with heavy-duty machinery.
It is evident that many alternatives, modifications, and variations of the floor mat system of the present invention will be apparent to those skilled in the art in light of the disclosure herein. It is intended that the metes and bounds of the present invention be determined by the appended claims rather than by the language of the above specification, and that all such alternatives, modifications, and variations which form a conjointly cooperative equivalent are intended to be included within the spirit and scope of these clai ms.
FLOOR MAT SYSTEM
FIELD OF USE
The present invention relates to a floor mat system for absorbing liquid, and more particularly, a system for use in public restrooms for preventing the unsanitary and offensive accumulation thereof.
BACKGROUND OF THE INVENTION
Public restrooms are too often unsanitary, unsightly, and contain odorous deposits of urine. In addition to the foul odors, people using the restrooms often walk through such matter, thereby contaminating their shoes and spreading such matter throughout the restroom and in nearby hallways and common areas. The problem is particularly acute in public restrooms having urinals for men, and in rest homes and hospitals where the elderly or others with physical disabilities use the restroom facilities. Also, the problem of maintaining sanitary conditions for household pets has never been satisfactorily resolved.
The following references are pertinent:
U.S. Patent No. 2,057,162 (Richey) discloses a water-absorbent mat comprising a single ply of sheet material, and a moisture-proof backing, the mat having a semicircular opening to fit around a lavatory, and a pair of cords to secure the mat to the lavatory.
U.S. Patent No. 2,187,676 (Biewen) discloses an absorbent floor mat rectangular in shape with a cut-out portion to fit about a toilet. The floor PATENT
mat is made of an absorbent material and impregnated with a suitable deodorizing or disinfectant material.
U.S. Patent No. 2,771,613 (Markiewicz) discloses a pear-shaped floor protecting mat made of a flexible absorbent material that is washable. The mat includes an opening disposed therein and fits tightly about the base of a toilet bowl.
U.S. Patent No. 4,125,656 (Creamer) discloses an absorbent pad adapted to be formed into a U-shaped configuration and placed about the front side of a toilet base to absorb moisture gravitating downward. The pad is adjustable and suitable to fit about toilet bases of different configurations.
U.S. Patent No. 4,285,075 (Nelson) discloses a sanitary commode mat comprising a mat cover designed to fit snugly around the base of a commode. The mat includes a hinged mat cover wherein an absorbent pad is placed. To replace the pad, one must lift the contaminated top grille of the mat, remove the pad and replace it with a clean pad, and close the cover.
U.S. Patent No. 4,876,135 (Mclntosh) discloses a floor mat with disposable absorbent cardboard pad for use in automobiles or as a door mat.
None of these configurations have found market acceptance. In addition, when absorbent materials are used that are flammable, what was an unsanitary condition has been converted into a dangerous one.
What is needed is a system for public, semi-private, and residential restrooms that will simplify and improve the sanitary maintenance of such restrooms. The system will PATENT
include a disposable pad that is not only flame-retardant but also is biodegradable and not pose any danger to the environment. A system is needed that will enable businesses to maintain sanitary and attractive restroom facilities for their patrons, while not posing a fire hazard.
SUMMARY OF THE INVENTION
However, while it is understood that the principles of the present invention have numerous other applications, the floor mat system will hereinafter be described with 10 reference to urinals in men's public restrooms for purposes of illustration only.
The system of the present invention provides a sanitary and cost-effective solution to the aforementioned problems by absorbing the urine before it reaches the restroom floor, thereby preventing any accumulation of the matter on the restroom floor, and preventing the floor from becoming slippery causing a possible safety hazard. The system also prevents the spread of bacteria and odors associated with the urine throughout the restroom and beyond and onto the shoes of the patrons, and prevents damage to the floor and grouting about the commodes from the damaging and corrosive effects of the acid common in urine.
The preferred embodiment of the system of the present invention comprises a permanent base member, a disposable diaper-type pad, and means for retaining thedisposable pad upon the upper surface of the permanent base member. The disposable diaper-type pad is positioned onto the base member in a restroom about a urinal used by men to protect the floor from the harmful, unsanitary, and corrosive effects of urine.
The permanent base member is disposed upon the floor of the restroom and adjacent to the commode. The base member has an upper surface that is generally horizontal.
PATENT
The disposable pad includes a layer of liquid-absorbent material, and the layer of absorbent material is one of a plurality of layers. The pad is preferably made of a flame-retardant material, and is replaced on a regular or daily basis. When the pad is used with a urinal as commonly found in a restroom used by men, it is broader at one end and narrower at the other. The broader end abuts the wall beneath the urinal, and the narrower end opposes the broader end.
Since the materials listed above for the absorbent pad are biodegradable, it is highly desirable to make the waterproof backing also biodegradable, so that disposal of large 10 quantities of the pads will not be a hazard to the environment.
The disposable pad is made of biodegradable materials. The waterproof bottom layer has either a paraffin-wax coating, or a "Scotchgard"TM-type chemical may be applied to the underside of the pad, locked the moisture into the pad.
The means for retaining the disposable pad to the base member is tape disposed on the undersurface of the pad, and having an adhesive surface that adheres to the upper surface of the base member or directly onto the floor.
The disposable pad may be applied directly to the floor without the base member.The tape disposed on the back of the pad is applied directly to the floor abutting the wall underneath the commode.
For a more complete understanding of the floor mat system of the present invention, reference is made to the following detailed description and accompanying drawings in which the presently preferred embodiments of the invention are shown by way of example.
As the invention may be embodied in many forms without departing from spirit of essential characteristics thereof, it is expressly understood that the drawings are for purposes of illustration and description only, and are not intended as a definition of the limits of the PATENT
invention. Throughout the description, like reference numbers refer to the same component throughout the several views.
BRIEF DESCRIPTION OF THE DRAWINGS
FIGURE l is an environmental view of the floor mat system of the present invention for use with a conventional urinal found in public restrooms for men;
FIGURE 2 is an assembly view showing the floor mat system of FIGURE 1, the system comprising the disposable floor mat, the base member, and means for securing the pad to the base member;
FIGURE 3 is a sectional view of the floor mat system of the present invention, the section being taken through 3-3 of FIGURE 2;
FIGURE 4 is a second environmental view of the floor mat system of the present invention for use with a conventional toilet;
FIGURE 5A is a top view of the floor mat system of the present invention shown in FIGURE 4;
FIGURE 5B discloses a floor mat system of the present invention having a generally T-shaped configuration;
FIGURE 5C discloses a floor mat system of the present invention having a generally triangular-shaped configuration;
PATENT
FIGURE 6 is a sectional view of yet another preferred embodiment of the floor mat system of the present invention, comprising a two-layer disposable pad;
FIGURE 7 is a sectional view of another preferred embodiment of the floor mat system of the present invention having two layers and a base member;
FIGURE 8 is a top view of another preferred embodiment of the floor mat system of the present invention for use with a conventional urinal;
FIGURE 9 is a side view of the base member, the nonabsorbent flat member, and the absorbent pad of the floor mat system of FIGURE 8;
FIGURE 10 is an exploded side detail of the floor mat system of FIGURE 8, detailing the engagement between the lip. extending about the perimeter of the rearward portion view of the base member and the nonabsorbent flat member;
FIGURE 11 is an exploded assembly view of the floor mat system of FIGURE 8, detailing the cooperative engagement between upwardly extending floor projection and the bore disposed on the underside of the floor mat; and FIGURE 12 is an exploded side detail of the floor mat system of FIGURE 8, detailing the bore disposed on the underside of the floor mat;
FIGURES 13 and 14 disclose another preferred embodiment of the floor mat system of the present invention, further comprising an overlay mat that attaches to the absorbent pad and the nonabsorbent flat member, the overlay mat preventing the splashing or spillage of liquid onto the floor portion;
PATENT
FIGURES 15 and 16 disclose another preferred embodiment of the floor mat system of the present invention for use with a conventional urinal;
FIGURES 17 and 18 disclose yet another preferred embodiment of the floor mat system of the present invention for use with a conventional urinal;
FIGURES 19 and 20 disclose a disposable restroom floor mat of the present invention for use with a conventional urinal, the floor mat being generally in the shape of an unfolded box for purposes of compact storage;
FIGURE 21 is a top view disclosing an embossing configuration within the overlaypad that produces wicking channels;
FIGURE 22 is a top view disclosing an overlay pad that includes a plurality of serpentine channels that are essentially parallel to each other, extending from the narrower edges to the wider edge; and FIGURES 23 and 24 disclose another embodiment of a disposable floor mat of the present invention for use with a conventional urinal, the floor mat being generally in the 20 shape of a hand fan, the channels folding for complete storage and disposal.
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS
The floor mat system of the present invention has many applications in public restrooms, but will be described herein with reference to urinals in men's restrooms for purposes of illustration only.
Referring now to the drawings, the system [10] of the present invention as shownin FIGURE 1 is useful for keeping the floor [14] about the commode [12] in a sanitary PATENT
condition. A commode as used herein includes a urinal, a latrine, a toilet, and any other fixture generally found in either a public or private restroom for the disposing of urine.
However, for purposes of illustration only, a urinal as is commonly found in restrooms for men will be used herein.
The first preferred embodiment of the system [10] comprises a permanent base member [20], a disposable pad [30], and means [44] for retaining the disposable pad [30]
upon the upper surface of the permanent base member [20]. The permanent base member [20] is disposed upon the floor [14] of the restroom adjacent to the commode [12]. The base member [20] has an upper surface [22] that is generally horizontal.
The base member [20] iS reusable and is preferably low and close to the ground, so that people will not trip over the base member [20]. Also, the edges [24] of the base member [20] include a beveled edge [29] to further prevent any such tripping.
The base member [20] is made from a rubber-like, impermeable material, such as polyvinyl-chloride, and is preferably PVC-75 Koreseal (registered trademark), and is commercially available from the RJF International Corp. The base member [20] has a non-skid undersurface [24] to retain the base member [20] in a fixed position relative to the floor [14]. The undersurface [24] of the base member [20] includes rubber skids [26] that increase the friction component of the base member [20] relative to the floor [14]. The base member [20] has a substantially horizontal upper surface [28] for retaining the disposable absorbent pad [30] thereon.
The base member [20] is positioned directly under and centered relative to the urinal [12], abutting the wall [16] under the urinal [12]. While the forward edge [21] of the upper surface [28] of the base member [20] underneath the urinal [12] iS broad, such breadth is undesirable for a man using the urinal [12] who wants to avoid stepping on the pad [30] or tripping on the base member [20]. Hence, the rearward edge [23] of the upper PATENT
surface [28] of the base member [20] is narrow, thereby enabling the man using the urinal [12] to place one foot on either side straddling the base member [20] and the pad [30].
As shown in FIGURE 3, the disposable pad [30] comprises an upper protective layer [33], an absorbent layer adjacent [35] to the upper protective layer [33], and a waterproof bottom layer [38]. The shape of the pad [30] is the same as the shape of the upper surface of the base member [20].
The disposable pad [30] is a high-performance, heavyweight, fluff-filled underpad 10 with a super-absorbent polymer, and is commercially available from the Hospital Supply Company and used in hospital beds to keep them dry. The absorbent layer [35] is white spunbonded, and the waterproof backing [38] is green polypropylene with a flat seal. The absorbent layer has rewet properties, internal method D-3004-D, 0.5 psi pressure, with a 1.0 saline solution, involving a five-minute dunk, and a one-minute drain. The amount of super-absorbent polymer in each absorbent pad [30] can be adjusted periodically to increase or decrease the amount of super-absorbent polymer, thereby maximizing the effectiveness of the product.
The protective layer [33] is a white spunbonded or nonwoven pad [30] of about 1820 grams per square meter, and serves to protect the absorbent layer [35]. The protective layer [33] of the disposable pad [30] is treated with flame-retardants, either ThermoguardTM
or PyronilTM. ThermoguardTM is commercially available from Atochem North America, and PyronilTM is commercially available from Elf Atochem of North America. NPyronilTM 45"
is a flame retardant additive that may even be blended with other flame retardants ThermoguardTM contains 90% thermoguard S antimony oxied in low density polyethylene. The chemical name for PyronilTM is D1-2-ethylehxyl tetrabromo-phthalate with 45% bromine.
PATENT
The absorbent layer [35] is a super absorbent polymer core material. The material is commercially available from the Chemdal Corporation in Palatine, Illinois, under the trade name AridallTM 1 128, iS a thermal bonded web comprising a fluff pulp, bonding fibre and superabsorbent polymer. The absorbent layer [35] iS a superbonded thermal unit that will not break down when wet. The pad [30] has an absorbency of at least ten times its own weight.
Another disposable pad [35] iS a thermally bonded web comprising a fluff pulp, bonded fiber and superabsorbent fiber, being commercially available from the Walkisoft 10USA, Inc., of Mt. Holly, North Carolina, with a product code of 500.382.
The impermeable bottom layer [38] is a green polypropylene waterproof backing material that retains liquid, preventing seepage onto the floor [14] of the restroom. A
waterproof embossed polyethylene material may also be used.
Since the materials listed above for the absorbent pad [35] are biodegradable, it is highly desirable to make the waterproof backing [38] also biodegradable, so that disposal of large quantities of the pads [30] will not be a hazard to the environment.
20Preferably, a paraffin-type backing is used, having a non-woven or jute (burlap) material having a paraffin-wax coating. The backing [38] will be waterproof, andbiodegradable. The backing [38] is commercially available from the International Group, Inc. of Agincourt, Ontario Canada, and is "Parafflex 4775," a blend of wax and polymers specifically designed for saturating fabrics and paper. The material is chemically stable and is sprayed onto the bottommost layer of the pad [30].
Also, another type of biodegradable backing [38], instead of the paraffin-wax coating, involves a "ScotchgardTM"-type of fabric protection by way of chemical application to the bottom of the pad [30], locking in the moisture and preventing it from PATENT
escaping. The ingredients include naphthol spirits, carbon dioxide, haptene, l-methoxy-2, propyl acetate, and fluoraoliphatic resin.
The preferred shape of the base member [20] and the pad [30] as shown in FIGURE
1 is generally T-shaped, except that the two side edges [25] abutting the rearward edge [23]
are symmetrical and arcuate. FIGURE 5A shows a U-shaped base member [20A] and pad [30A] for use with a conventional commode. The base member [20B] and the pad [30B]
may also have a conventional T-shape as shown in FIGURE 5B, or the base member [20C]
and the pad [30C] may also have a triangular shape as shown in FIGURE 5C.
Two-sided tape [44] is preferably permanently attached and disposed on the undersurface [39] of the impermeable bottom layer [38] of the pad [30]. The other surface of the tape [44] includes lift-off paper. The tape [44] is refastenable and reusable, and is similar to the tape [44] commonly used on baby diapers. The tape material is preferably two-piece polypropylene as commercially sold by the 3M Company, with anchored finger lift feature and silicone treated. The tape [44] retains the pad [30] in place onto the base member [20], or alternatively, directly to the floor [14] beneath and abutting the wal I [16], or for those urinals that extend to the floor [14], the pad [30] abuts the urinal [12] on the floor [14]. Velcro hook-and-loop-type fasteners may also be used.
One strip of the tape [44] is preferably disposed for engagement with the center of the forward edge [21] of the base member [20], and two additional strips of the tape [44]
are symmetrically disposed, one along the perimeter for engagement with each arcuate edge [25] of the base member [20] as shown in FIGURE 2.
The edges [39] of the layers of the disposable pad [30] are heat treated and bonded together to prevent leakage by a thermal seal. The layers may also be secured together by a strip of waterproof material disposed about the perimeter of the layers and retained thereto by a stitch seam.
PATENT
The pad [30] is impregnated with deodorizing and disinfecting materials. The super-absorbent polymer will neutralize the ammonia and will reduce odors.
FIGURE 6 discloses another embodiment, which involves the use of the disposable pad [30'] without the base member [20], the pad [30'] being essentially identical in shape and content to the pad [30] of the first embodiment, and applied directly to the floor [14'].
The tape [44'] disposed on the back of the pad [30'] iS applied directly to the floor [14']
abutting the wall [16'] underneath the commode.
FIGURE 7 discloses yet another embodiment of the restroom floor mat system [10"]of the present invention. which involves the base member [20"] and the disposable pad [30"] wherein the pad [30"] includes only two layers, an upper absorbent layer [35"] and a waterproof bottom layer [38"]. Again, the pad [30"] is essentially identical in shape and content to the pad [30] of the first embodiment.
For those commodes that extend down to the floor [14], the pad is arcuately shaped, and abuts the commode. For those trough-type urinals that are found in restrooms for men that are common in sporting arenas, it is preferred that an elongated pad extend beneath and parallel to the trough.
The floor mat system disclosed in FIGURES 8 and 9, discloses yet another preferred embodiment of the restroom floor mat system [210] of the present invention.
The restroom floor mat system [210] comprises a permanent base member [220], a disposable absorbent pad [230] that covers only the forward portion [222] of the base member [220], and means [44] for retaining the base member [220] relative to the floor [14].
PATENT
The rearward portion [224] of the base member [220] includes a slight grade extending downwardly toward a pad-retaining compartment [250] disposed in the forward portion [222] of the base member [220], SO that any moisture deposited in the rearward portion [224] will gravitate toward the pad-retaining compartment [250]
The forward portion [222] of the base member [220] is lower than the rearward portion [224]. The forward edge [223] of the forward portion [222] abuts the planar wall [16] and is centered beneath the urinal [12], enabling any excess moisture running off the wall [16] to run onto the absorbent pad [230], and not the floor [14]. The base member [220] is generally T-shaped, the rearward portion [224] being symmetrical about an axis normal to the wall [16] and tapering away from the wall [16] in a curvilinear manner. An angled ledge [240] is beveled extending about the perimeter [242] of the base member [220]. The angled ledge [240] slopes inwardly directing moisture onto the absorbent pad [230]. The bottom [229] of the outside of the base member ledge [240] flairs outwardly providing improved traction. The base member [220] surrounding the pad-retainingcompartment [250] preferably is vertical to retain the absorbent pad [230] and any excess moisture.
Underneath the angled ledge [240] iS an inwardly extending recess [255] disposedabout the perimeter [242] to retain a nonabsorbent flat member [270] as shown in FIGURE
10. The nonabsorbent flat member [270] iS preferably made of a cardboard-like material, the upper surface [272] having a waxed coating (similar to the coating on a carton of milk), so that moisture deposited upon the upper surface [222] iS not absorbed into the cardboard-like material. The waxed coating on the cardboard-like material also includes a fire-resistant compound to comply with 16 CFR.
The top surface [227] of the base member [220] preferably includes upwardly-extending ridges [233], the ridges [233] having a slight grade extending downwardly toward the pad-retaining compartment [250]. The nonabsorbent flat member [270] iS
PATENT
retained within an inwardly extending lip [248] disposed about the perimeter of the rearward portion [224] so that any moisture deposited upon a non-absorbent flat member [270] will gravitate toward the pad-retaining compartment [250] of the base member [220].
The upwardly retaining ridges [233] are almost parallel to each other, being closer together at the rear edge [211] of the base member [220] and separating slightly. The nonabsorbent flat member [270] is positionable upon the upwardly-extending ridges, the forward extending portion of the nonabsorbent flat member [270] abutting the disposable nonabsorbent pad [230].
Turning now to FIGURES 11 and l 2, a pair of spaced apart projections [280] thatextend upwardly are secured to the floor [14], either by an adhesive or by conventional fasteners. Each floor projection [280] iS in the general shape of a truncated cylinder. The floor projections [280] enable the placement of the base member [220] in the same position relative to the urinal, and further enhance the skid resistance of the base member [220]. The base member [220] iS made of non-skid materials, such as plastic or rubber.
Each end [284] of the forward edge [221] of the underside of the base member [220]
includes a spaced apart bore [282] being in the general shape of a truncated cylinder. The projections [280] are cooperatively retainable within the bores [282] to serve as a locking device and position the base member [220] relative to each urinal. Each end [284] of the forward edge of the base member [220] extends outwardly away from the parallel side edges of the base member [220], the bores [282] being disposed within each outwardly extending end [284] of the base member [220] for cooperative engagement with the floor projections [280].
The disposable absorbent pad [230] iS positioned within the forward compartment [250] of the base member [220]. A gap [275] extends between the underside of thedisposable absorbent pad [230] and the base member [220] along the forward perimeter [242] of the base member [220] enabling the disposable absorbent pad [230] to be lifted PATENT
from the base member [220] and easily replaced. A super-absorbent polymer, clay (cat litter), corn cob fiber, cellulose (shredded and recycled newspaper), or any other material described relative to the other embodiments is used as the absorbent material in the absorbent pad [230]. The recycled paper is processed with a noncombustible chemical, making the disposable absorbent pad [230] flame retardant. The nonabsorbent flat member [270] and the absorbent pad [230] are biodegradable and flame retardant.
FIGURES 13 and 14 disclose another preferred embodiment of the floor mat system [310] of the present invention, further comprising an overlay mat [380] that attaches to the absorbent pad [330] and the nonabsorbent flat member [370]. The overlay mat [380]
minimizes the splashing or spillage of liquid onto the floor portion [14]. The overlay mat [380] is a high loft polyester bat material that covers the nonabsorbent flat member [370]
and the front narrow portion of the absorbent pad [330]. The overlay mat [380] iS generally the same shape as the base member [320]. The overlay mat [380] is either bonded or melted onto the nonabsorbent flat member [370].
FIGURES 15 and 16 disclose another preferred embodiment of the floor mat system [410] of the present invention for use with a conventional urinal. The disposable pad [420]
comprises only a narrow strip of absorbent material similar to a feminine napkin. The rearward narrower portion [424] is higher than the forward wider portion [422], the rearward portion [424] having a slight grade and extending downward toward the pad-retaining compartment [450] directing liquid to flow into the absorbent pad [430].
FIGURES 17 and 18 disclose yet another preferred embodiment of the floor mat system [510] of the present invention. There is no the lip in this embodiment extending about the outer perimeter of the base member [520] but rather the perimeter is relatively smooth and flat. This will lower the overall height of the base member [520], so as to reduce the likelihood of stumbling. The rearward narrower portion [524] is still includes a slight grade and extending downward toward the pad-retaining compartment [550].
PATENT
Other embodiments comprise an absorbent pad [620] secured to a base member [630], making the system one unit [610]. Each unit [610] is disposed and replaced every twenty-four hours. FIGURES 19 and 20 disclose a first embodiment of a disposable floor mat unit [610] of the present invention for use with a conventional urinal, the floor mat unit [610] being generally in the shape of an unfolded box for purposes of compact storage.
The rearward side flaps are taller than the forward side flaps. The side flaps may also be cut at an angle (not shown). FIGURES 23 and 24 disclose a second embodiment of adisposable floor mat unit [610'] of the present invention for use with a conventional urinal, the floor mat [610'] being generally in the shape of a hand fan, the channels [633'] folding for complete storage and disposal.
Preferably, channels [633] are formed in the unit [611], extending from the narrower edge [621] to the wider edge [623]. The channels [633] are formed either into the base member [620] or formed by a wax design. Channeling may also be useful in the absorbent pad (not shown). To move the liquid toward the absorbent pad [630], the unit [610] iS
embossed which will produce wicking. Wicking liquid tends to follow the higher density channels [633], moving the liquid into the absorbent pad [620]. Another option is to use a corrugated base member, securing the absorbent pad [620] to the corrugated base 20 member.
FIGURE 21 iS a top view disclosing a preferred embodiment of an embossing configuration within the overlay pad [680] that produces wicking channels [682]. FIGURE
22 is a top view disclosing another preferred embodiment of an overlay pad [680] that includes a plurality of serpentine channels [684] that are essentially parallel to each other, extending from the narrower edges [621] to the wider edge [623]. The top surface [627]
of the unit [610] iS waxed prior to attachment to the absorbent pad [630]. The bottom surface [624] iS skid resistant with lok-liftTM strips commercially available from the R.C.
Musson Rubber Company of Akron, Ohio.
PATENT
Also, lighter colors or earth tones are used for the absorbent pad, the nonabsorbent layer and the overlay mat in all of the various embodiments. Light brown, gold, light blue, or gray are recommended.
The systems of the present invention have numerous other uses in other environments including around wash basins, bath tubs, showers, locker rooms, and the like where bacteria, odors, and moisture are involved, and cross-contamination is a problem.
The systems are also useful in protection from slippage. Also, the principles of the present invention have numerous other applications; such as for use with household pets, and in 10 factories in conjunction with heavy-duty machinery.
It is evident that many alternatives, modifications, and variations of the floor mat system of the present invention will be apparent to those skilled in the art in light of the disclosure herein. It is intended that the metes and bounds of the present invention be determined by the appended claims rather than by the language of the above specification, and that all such alternatives, modifications, and variations which form a conjointly cooperative equivalent are intended to be included within the spirit and scope of these clai ms.
Claims (46)
1. A system that is useful in keeping a floor portion dry, the system comprisinga base member disposed upon the floor portion, the base member being made of an nonabsorbent material, the base member having a top surface and a bottom surface; and an absorbent pad that positionable upon the top surface of the base member, the pad being made of an absorbent material, the pad including a waterproof backing.
2. The system of Claim 1, wherein the portion of the top surface of the base member upon which the absorbent pad is disposed is closer to the floor portion than other parts of the top surface.
3. The system of Claim 1, wherein the portion of the top surface of the base member upon which the absorbent pad is disposed has a greater width than other parts of the top surface.
4. The system of Claim 1, wherein the wider portion of the mat is closer to the ground than other portions of the mat.
5. The system of Claim 1, wherein the top surface of the base member includes channels for directing fluid disposed thereupon into the absorbent pad.
6. The system of Claim 5, wherein the channels are generally disposed parallel to each other.
7. The system of Claim 1, wherein the base member includes a thicker portion and a thinner portion, the absorbent pad being disposed upon the thinner portion.
8. The system of Claim 1, further comprising means for retaining the disposable pad upon the upper surface of the base member.
9. The system of Claim 1, wherein the floor portion is disposed under a urinal in a restroom.
10. The system of Claim 1, wherein the disposable pad is made of biodegradable materials.
11. The system of Claim 1, wherein the pad is made of a flame-retardant material.
12. The system of Claim 1, wherein the pad is treated with a flame-retardant material.
13. A base member for keeping a floor portion dry, the base member being madeof an nonabsorbent material, the base member having a top surface and a bottom surface, the base member including a thicker portion and a thinner portion, the base member including a wider portion and a narrower portion, the narrower portion being thinner than the wider portion.
14. The base member of Claim 13, wherein the top surface of the base member includes channels.
15. The base member of Claim 14, wherein the channels are generally parallel to each other.
16. The base member of Claim 14, wherein the channels extend from the narrower portion to the wider portion.
17. The base member of Claim 14, wherein the channels extend from the thinner portion to the thicker portion.
18. The base member of Claim 13, wherein the base member has a generally T-shape.
19. The base member of Claim 13, wherein the base member includes edges disposed thereabout that are beveled.
20. The base member of Claim 13, wherein the floor portion is disposed under a urinal.
21. A base member for keeping a floor portion dry, the base member being made of an nonabsorbent material, the base member having a top surface and a bottom surface, the base member includes a wider portion and a narrower portion, the top surface of the base member including channels, the channels extending from the narrower portion to the wider portion.
22. The base member of Claim 21, wherein the channels are generally parallel to each other.
23. The base member of Claim 21, wherein the base member includes a thicker portion and a thinner portion, the channels extending from the thinner portion to the thicker portion.
24. The base member of Claim 21, the narrower portion being thinner than the wider portion.
25. The base member of Claim 21, wherein the base member has a generally T-shape.
26. The base member of Claim 21, wherein the base member includes edges disposed thereabout that are beveled.
27. The base member of Claim 21, wherein the floor portion is disposed under a urinal.
28. A pad for use in keeping a floor portion disposed under a urinal dry, the pad including an absorbent layer made of a highly absorbent material, the pad including a waterproof backing, the waterproof backing preventing liquid within the pad from reaching the floor portion.
29. The pad of Claim 28, wherein the absorbent layer is a biodegradable material.
30. The pad of Claim 28, wherein the waterproof backing is a biodegradable material.
31. The pad of Claim 28, wherein the pad is made of a flame-retardant material.
32. The pad of Claim 28, wherein the pad is treated with a flame-retardant material.
33. The pad of Claim 28, wherein the highly absorbent material is selected from the group consisting of a super-absorbent polymer, cat litter, corn cob fiber, and cellulose.
34. The pad of Claim 28, wherein the absorbent pad is positionable upon the top surface of a base member.
35. The pad of Claim 28, wherein the waterproof backing comprises a "ScotchgardTM"-type chemical application applied to a surface of the highly absorbent material.
36. The pad of Claim 28, wherein the waterproof backing comprises a paraffin-wax coating applied to a surface of the highly absorbent material.
37. The pad of Claim 28, wherein the pad includes a plurality of channels disposed therewithin.
38. A pad for use in keeping a floor portion dry, the pad including an absorbentlayer made of a highly absorbent material, the highly absorbent layer being a biodegradable material, the pad including a waterproof backing, the waterproof backing preventing liquid within the pad from reaching the floor portion, the waterproof backing being a biodegradable material.
39. The pad of Claim 38, wherein the pad is made of a flame-retardant material.
40. The pad of Claim 38, wherein the pad is treated with a flame-retardant material.
41. The pad of Claim 38, wherein the highly absorbent material is selected from the group consisting of a super-absorbent polymer, cat litter, corn cob fiber, and cellulose.
42. The pad of Claim 38, wherein the absorbent pad is positionable upon the top surface of a base member.
43. The pad of Claim 38, wherein the waterproof backing comprises a "ScotchgardTM"-type chemical application applied to a surface of the highly absorbent material,
44. The pad of Claim 38, wherein the waterproof backing comprises a paraffin-wax coating applied to a surface of the highly absorbent material,
45. The pad of Claim 38, wherein the pad includes a plurality of channels disposed therewithin.
46. The pad of Claim 38, wherein the floor portion is disposed under a urinal.
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US3333196P | 1996-11-21 | 1996-11-21 | |
US60/033,331 | 1996-11-21 | ||
US3907097P | 1997-03-08 | 1997-03-08 | |
US60/039,070 | 1997-03-08 | ||
US4914997P | 1997-06-10 | 1997-06-10 | |
US60/049,149 | 1997-06-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA2207731A1 true CA2207731A1 (en) | 1998-05-21 |
Family
ID=27364375
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002207731A Abandoned CA2207731A1 (en) | 1996-11-21 | 1997-06-12 | Floor mat system |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU5450198A (en) |
CA (1) | CA2207731A1 (en) |
WO (1) | WO1998022280A1 (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6265084B1 (en) * | 1997-08-12 | 2001-07-24 | R. Dean Stickler | Absorbent pad for use with urinal |
DE29914726U1 (en) * | 1999-08-24 | 1999-11-25 | Dittrich, Rainer, 66869 Kusel | Liquid absorption and adhesive wipe |
WO2001075450A2 (en) * | 2000-04-04 | 2001-10-11 | The Regents Of The University Of California | Fluorescent lifetime assays for non-invasive quantification of analytes |
FR2835417A1 (en) * | 2002-02-06 | 2003-08-08 | Maitre Monique Le | Bath or shower step comprises reticulated polyolefin block foam in removable and washable cover |
ITRM20050271A1 (en) * | 2005-05-31 | 2006-12-01 | Nicola Cusano | MAT. |
FR3001884B1 (en) * | 2013-02-14 | 2016-06-17 | Generation Tech | DECONTAMINATION MAT |
EP2823742A1 (en) * | 2013-07-09 | 2015-01-14 | Wolfgang E. Metzger | Collecting device for a sanitary device |
US11857136B2 (en) * | 2018-01-25 | 2024-01-02 | Chris Williams | Floor mat and method of use |
USD920485S1 (en) | 2018-03-22 | 2021-05-25 | Jeffrey Scott Crevier | Urinal mat |
US10779670B1 (en) | 2019-03-01 | 2020-09-22 | Mark Day | Reusable urinal mat with replaceable absorbent pad |
CN114259184A (en) * | 2021-12-27 | 2022-04-01 | 广州鸿力筑工新材料有限公司 | Integral bathroom chassis structure and production method thereof |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2810671A (en) * | 1956-03-12 | 1957-10-22 | Don A Taylor | Floor mats for automobiles |
US4107811A (en) * | 1977-04-19 | 1978-08-22 | Arbrook, Inc. | Tacky floor mat with improved peeling provision |
US4328275A (en) * | 1980-09-10 | 1982-05-04 | Vargo Louis M | Disposable floor mat |
US4614679A (en) * | 1982-11-29 | 1986-09-30 | The Procter & Gamble Company | Disposable absorbent mat structure for removal and retention of wet and dry soil |
US4684562A (en) * | 1985-03-19 | 1987-08-04 | Robert Hartkemeyer | Mat for absorbing oil and other liquids |
-
1997
- 1997-06-12 CA CA002207731A patent/CA2207731A1/en not_active Abandoned
- 1997-11-21 WO PCT/US1997/021252 patent/WO1998022280A1/en active Application Filing
- 1997-11-21 AU AU54501/98A patent/AU5450198A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
AU5450198A (en) | 1998-06-10 |
WO1998022280A1 (en) | 1998-05-28 |
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Legal Events
Date | Code | Title | Description |
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EEER | Examination request | ||
FZDE | Discontinued |