IP Library Granted Patent US 6,944,974
Granted Patent B2
US 6,944,974 · App. 10/982,819 · Granted Sep 20, 2005

Shoe insert formed of reinforced elastomer for regulating and dampening vibration

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Quick Facts
Patent No.
US 6,944,974
App. No.
10/982,819
Granted
Sep 20, 2005
Kind
B2
Abstract

An article of athletic clothing is provided with at least one sting reducing multilayer laminate pad. Preferably the laminate pad comprises an inner layer made of vibration damping material such as an elastomeric material and preferably silicone gel. The pad also includes a layer of force dissipating stiffening material as an intermediate layer located outwardly of the inner layer of vibration damping material. The pad also includes an outermost cover layer.

Claims (31)

1. A shoe insert formed from a reinforced elastomer material that regulates and dissipates vibration, the shoe insert comprising:

an insert body having a generally elongated shape with an outer perimeter configured to substantially conform to a sole of a shoe so that the insert body extends along an inner surface of the shoe from a location proximate to a heel of the shoe to a toe of the shoe, the insert body being generally planar and formed by the reinforced elastomer material that regulates and dissipates vibration, the reinforced elastomer material comprising:

first and second thermoset elastomer layers; and

a reinforcement layer disposed between and generally separating the first and second thermoset elastomer layers, the reinforcement layer comprising a layer of aramid material, the reinforcement layer being generally coextensive with the first and second thermoset elastomer layers such that the reinforcement layer extends generally throughout the entire area of the insert body as bounded by the perimeter of the insert body.

2. The shoe insert of claim 1 , wherein the layer of aramid material of the reinforcement layer prevents elongation of the shoe insert during use.

3. The shoe insert of claim 1 , wherein the aramid material is a woven sheet.

4. The shoe insert of claim 1 , wherein the first and second elastomer layers are formed by silocone material.

5. The shoe insert of claim 1 , wherein the aramid material is formed by a plurality of individual strips of aramid material.

6. The shoe insert of claim 5 , wherein the individual strips are generally parallel to each other.

7. The shoe insert of claim 6 , wherein at least some of the individual strips have different sizes.

8. The shoe insert of claim 7 , wherein the first and second elastomer layers are formed of a thermoset silicone material.

9. A shoe insert formed from composite material that regulates vibration, the composite material having three generally independent and separate layers, the shoe insert comprising:

an insert body having a generally elongated shape with an outer perimeter configured to substantially conform to a sole of a shoe so that the insert body extends along an inner surface of the shoe from a location proximate to a heel of the shoe to a toe of the shoe, the insert body being generally planar and formed by the composite material that regulates and dissipates vibration, the composite material comprising:

first and second elastomer layers; and

a reinforcement layer disposed between and generally separating the first and second elastomer layers, the reinforcement layer comprising a layer of fiberglass material, the reinforcement layer being coextensive with the first and second elastomer layers such that the reinforcement layer extends generally throughout the entire area of the insert body as bounded by the outer perimeter of the insert body.

10. The shoe insert of claim 9 , wherein the layer of fiberglass material is formed by individual strips that are generally parallel to each other.

11. The shoe insert of claim 10 , wherein at least some of the individual strips have different sizes.

12. The shoe insert of claim 9 , wherein the layer of fiberglass of the reinforcement layer substantially prevents elongation of the shoe insert during use.

13. The shoe insert of claim 9 , wherein the reinforcement layer generally separates the first and second elastomer layers causing the material to have three generally distinct and separate layers.

14. The shoe insert of claim 9 , wherein the first and second elastomer layers are formed of a thermoset silicone material.

15. A shoe insert formed from a reinforced elastomer material that regulates and dissipates vibration, the shoe insert comprising:

an insert body having a generally elongated shape with an outer perimeter configured to substantially conform to a sole of a shoe so that the insert body extends along an inner surface of the shoe from a location proximate to a heel of the shoe to a toe of the shoe, the insert body being generally planar and formed by the reinforced elastomer material that regulates and dissipates vibration, the reinforced elastomer material comprising:

first and second thermoset elastomer layers; and

a reinforcement layer disposed between and generally separating the first and second thermoset elastomer layers, the reinforcement layer comprising a layer of high tensile strength fibrous material, the reinforcement layer being generally coextensive with the first and second thermoset elastomer layers such that the reinforcement layer extends generally throughout the entire area of the insert body as bounded by the outer perimeter of the insert body.

16. The shoe insert of claim 15 , wherein the high tensile strength fibrous material of the reinforcement layer substantially prevents elongation of the shoe insert during use.

17. The shoe insert of claim 15 , wherein the high tensile strength fibrous material is a woven sheet.

18. The shoe insert of claim 17 , wherein the woven sheet generally separates the first and second elastomer layers causing the material to have three generally distinct and separate layers.

19. The shoe insert of claim 15 , the reinforcement layer consisting of the high tensile strength fibrous material formed by a plurality of individual strips.

20. The shoe insert of claim 19 , wherein the individual strips are general parallel to each other.

21. The shoe insert of claim 20 , wherein at least some of the individual strips have different sizes.

22. The shoe insert of claim 15 , wherein the first and second elastomer layers are formed of thermoset silicone material.

Assignments (6)
SECURITY INTEREST Recorded Nov 6, 2014
From: MATSCITECHNO LICENSING COMPANY
To: MAINLINE SPECIAL OP UT, LLC
Reel/Frame 034119/0419 →
SECURITY AGREEMENT Recorded Jun 6, 2013
From: MATSCITECHNO LICENSING COMPANY
To: ALLIANCE BANK
Reel/Frame 030573/0351 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 28, 2011
From: VITO, ROBERT A.; VITO, LISA E.
To: MATSCITECHNO LICENSING COMPANY
Reel/Frame 026663/0570 →
CHANGE OF NAME Recorded Aug 25, 2008
From: STING FREE TECHNOLOGIES COMPANY
To: STINGFREE TECHNOLOGIES COMPANY
Reel/Frame 021428/0924 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 9, 2008
From: STINGFREE TECHNOLOGIES COMPANY
To: VITO, ROBERT; VITO, LISA
Reel/Frame 021217/0353 →
CHANGE OF NAME Recorded Sep 8, 2005
From: STING FREE COMPANY
To: STING FREE TECHNOLOGIES COMPANY
Reel/Frame 016745/0948 →