The present invention generally relates to footwear, and, in particular, to a foot undergarment having a ventilated protective covering to reduce pain and prevent injury when wearing certain footwear or participating in certain activities.
The comfort and protection of feet have been longstanding concerns for individuals wearing various types of footwear. Various footwear, especially those which may be stylish, formal, or designed for specific activities, may often prioritize aesthetics or functionality over comfort, leading to discomfort, injury, or even medical conditions related to the feet. Those more serious foot conditions that may be caused and/or aggravated by footwear may include but are not limited to blisters, abrasions, calluses, corns, bunions, ingrown toenails, plantar fasciitis, heel spurs, metatarsalgia, hammer toes, Morton's neuroma, athlete's foot, blanching, numbness, skin irritation, rashes, arch pain, toe deformities, Achilles tendinitis, and stress fractures. These problems may be particularly pronounced in areas of the foot that experience high pressure and friction, such as the toes. Efforts to mitigate these issues have included the use of insoles, specialized footwear, and protective accessories. However, these solutions often fail to adequately address the specific discomfort and wear in the toe region, leaving room for improvement.
As it may relate to the above foot conditions and/or injuries, and as may be understood by those having ordinary skill in the art, blisters are fluid-filled pockets that can develop on the skin due to friction, temperature, or pressure, often causing pain and discomfort. Abrasions are superficial scrapes or damage to the skin that can be caused by repeated rubbing against a surface. Calluses are thickened areas of skin that may form in response to prolonged pressure or friction, typically found on the soles or sides of the feet. Corns are small, hardened patches of skin, usually on the toes, which can result from localized pressure or rubbing to a localized portion of the foot over time. Bunions are painful bony bumps that can develop at the joint where the big toe meets the foot, often caused or aggravated by tight or ill-fitting shoes. Ingrown toenails can occur when the edges of a toenail grow into the surrounding skin, leading to pain, redness, and sometimes infection, and can be caused by restrictive footwear. Plantar fasciitis is inflammation of the ligament that can run along the bottom of the foot, causing heel and arch pain, especially after prolonged standing or walking. Heel spurs are bony growths that can form on the heel bone, typically due to repetitive stress or pressure. Metatarsalgia refers to pain and inflammation in the ball of the foot, often caused by excessive pressure or poorly cushioned footwear. Hammer toes are deformities where one or more toes can bend downward at the middle joint, often due to ill-fitting shoes and/or muscle imbalance. Morton's neuroma is a thickening of the tissue around a nerve between the toes, which can lead to pain, burning, or numbness. Athlete's foot is a fungal infection that thrives in warm, moist environments, often resulting in itching, redness, and peeling skin. Blanching or numbness occurs when blood flow is restricted or nerves are compressed, often due to tight footwear. Skin irritation and rashes are common reactions to prolonged exposure to damp or poorly ventilated materials. Arch pain can occur when the arch of the foot is strained or unsupported, leading to discomfort or inflammation. Toe deformities, such as overlapping or crooked toes, can result from long-term compression, restrictive footwear, or certain cultural practices. Achilles tendinitis is inflammation of the Achilles tendon, which may typically be caused by overuse or lack of support. Stress fractures are small cracks in the bones of the foot, which can often result from repetitive impact or excessive pressure without adequate cushioning or support. As it may relate to these various foot and toe injuries, then, many attempts have been made to allow wearers to enjoy otherwise uncomfortable shoes by introducing certain additional footwear and/or accessories thereof.
In at least one aspect, stockings, socks, and hosiery may have traditionally been employed to enhance comfort and reduce friction between the foot and the shoe. These products may provide a barrier that minimizes direct contact between the skin and the interior surfaces of the shoe, which may prevent some of the injuries described above. For example, stockings alone may prevent certain communicable diseases, such as fungi or Athlete's Foot, and socks alone may be understood by those having ordinary skill in the art to provide both protective and hygienic benefits to wearers. Despite these advantages, conventional stockings or socks alone may lack targeted reinforcement in critical areas such as the toes, where friction and pressure are most intense in some footwear. As a result, they often fail to provide sufficient protection or cushioning to prevent common issues such as calluses and blisters. Furthermore, traditional stockings may often not address the need for adequate ventilation, which can exacerbate discomfort due to heat and moisture buildup. As may be related to either socks or stockings/hosiery, either are subject to bunching, twisting, tearing, and wear during wear, which may further aggravate users who may be subject to additional discomfort, due to bunching, or forced to purchase additional replacements to maintain aesthetics and/or function of the footwear combination.
Rather than wearing certain products, users may prefer instead specialized toe pads and inserts to protect sensitive areas of the foot. Such products are usually frictionally held within, above, or by replacing the insole of the shoe or may be secured thereon/therein via adhesives or other known securing means (e.g., hook and loop fasteners). These products may generally feature materials such as silicone, gel, or foam and are often designed to cushion the toes. While these devices can provide localized protection, but their use may often have tradeoffs of their own. By way of example and not limitation, they may be bulky, forcing the user to trade discomfort in one area for another. They may additionally require separate application in that they may not be able to be exchanged among shoes, forcing users to purchase multiple products to accommodate various footwear. Those that are not so secured, permanently installed, and/or consumed upon installation, may instead shift or dislodge during use, which may cause pain, injury, embarrassment, or other avoidable injury to self. Additionally, many toe pads may lack integration with hosiery, making them cumbersome to use in combination with stockings or other garments, leading to inconvenience for the wearer, damage to the stocking, or even cause injury in cases where the materials and their frictional coefficients cause one layer or another to slip within or out of the footwear.
Breathability may be another critical factor in foot comfort, which may be particularly true during extended periods of wear, increased physical activity, or in warm climates. The accumulation of moisture inside shoes is known to not only lead to unpleasant odors, but can cause bacterial, fungal, or other microorganismal growth, and can in turn lead to an increased risk and/or susceptibility of skin irritation or infection. Additionally, those experiencing an active fungal or microorganismal infection of the foot may be instructed to avoid poorly ventilated footwear to encourage the infected area to dry during treatment and while the foot heals. As it relates to traditional stockings, hosiery, and socks, while some degree of breathability may be offered by thin and/or porous fabric, they often do not generate sufficient ventilation and/or air circulation in high-friction areas, e.g., toes. As stated above, while certain padding may offer protection from repetitive forces on the foot, these also may cause air circulation issues to these exemplary areas.
Finally, other efforts to improve stockings and related foot protection technologies may also face challenges in balancing durability with comfort. Reinforcing the toe region with additional materials, for example, can often result in increased bulk or stiffness, compromising the aesthetic appeal and flexibility of the footwear combination. Such trade-offs may have limited the adoption of more robust protective solutions in everyday hosiery, leaving consumers to choose between style and functionality.
The present disclosure seeks to overcome the shortcomings of prior art by integrating targeted protection and enhanced breathability into a single footwear garment/undergarment. By combining a silicone pad having perforations directly into the toe region of a stocking, the disclosed footwear garment in combination with certain shoes addresses the dual concerns of localized cushioning and air circulation. This integrated approach may eliminate the need for separate toe pads, increase usability of the undergarment across numerous footwear without consumption, and enhance overall foot comfort, all while offering a novel solution to the persistent challenges related to wearing uncomfortable fashion footwear.
The disclosed undergarment and method of use address at least some of the challenges associated with footwear related discomfort. The present disclosure relates to an improved foot undergarment designed to enhance foot comfort and protection, particularly in situations where footwear may cause discomfort, irritation, and/or injury, as may be more thoroughly described above. The disclosed foot undergarment integrates a perforated silicone pad, which may be shaped as a cup to receive a toe portion of a foot, into the toe region of the stocking, hosiery, or other foot undergarment, thereby offering localized cushioning thereof to reduce friction, absorb pressure, and prevent common foot issues such as blisters, calluses, and abrasions. By combining this protective feature with a breathable, perforated design, the disclosed foot undergarment additionally addresses multiple other challenges and/or tradeoffs associated with wearing uncomfortable or restrictive footwear and traditional hosiery, ensuring a more comfortable user experience while also maintaining certain hygienics as it relates to moisture prevention.
In at least one aspect, the silicone pad and/or cupped pad incorporated into the stocking may be uniquely designed with various perforations, which may serve a triple-purpose: to maintain flexibility, to improve frictional hold, and to promote airflow. Such perforations may also prevent the buildup of heat (or as may be understood may aid in the transfer of heat out of the footwear/undergarment system) while preventing the buildup of moisture, which may be a common problem with traditional cushioning materials, as described above, by allowing the toes to “breathe”. The integration of this feature into the stocking itself through various mechanisms of inclusion and/or attachment may eliminate the need for separate toe pads, which can be inconvenient to apply, prone to displacement, and may often lack breathability, as described above.
In another aspect, users may benefit from the disclosed undergarment's seamless integration of comfort and style. The undergarment of the disclosure may retain the appearance, fit, and style of any known conventional and/or unusual hosiery, making it suitable and/or adaptable for use in professional, formal, or casual settings. The silicone pad/cup may be strategically placed to be unobtrusive and discreet, or even customized to be concealed by certain footwear styles (e.g., covered toe high heels), ensuring that it does not compromise the overall aesthetic of the garment and footwear combination. This consideration for functionality and design may enable the disclosed undergarment to become a versatile solution for users seeking protection and comfort without sacrificing style. While consideration should be made in manufacture, layers of the improved foot undergarment may be arranged through various orders. For example, the padding element may be secured to the exterior of the undergarment, to the interior of the undergarment, of an aperture of the undergarment, or may be designed and/or configured to be worn reversibly, through certain various techniques to achieve such reversibility properties of the undergarment and/or silicone padding. As it may relate to the securing of the pad/cup to the undergarment, various known techniques may be used to permanently and/or detachably adhere or secure the two, as may be described in further detail below as it relates to the Drawings.
In at least one exemplary embodiment, the silicone pad may be molded directly into the fabric of the stocking during the manufacturing process, ensuring a secure, permanent, and/or durable bond while preventing bunching related to movement or other forces among undergarment layers. This embodiment may be ideal for wearers prioritizing longevity and durability, as the integrated design may further prevent the pad from detaching, shifting, or otherwise moving separately from the undergarment during wear. Additionally related to such an embodiment, the pad's perforations can be optimized to align with the natural contours of the toes, providing enhanced comfort and optimized ventilation. Related variations of such embodiments may include, for example, bi- and/or multi-layered stocking assemblies wherein a pad of the disclosure is sandwiched between or among the layers, enabling uniform exterior and interior appearance and possibly concealing the pad.
In another exemplary embodiment, the silicone pad may be detachable, allowing users to customize the placement or remove the pad entirely as needed. Such an embodiment may be particularly suitable for individuals who require varying levels of protection depending on their footwear or activity. The detachable pad may be designed with a self-adhesive backing that adheres securely to the stocking material while remaining easy to remove or reposition.
A yet another exemplary embodiment may feature a multi-layered silicone pad that incorporates an additional gel layer or other material for enhanced shock absorption and/or comfort. This design may be particularly beneficial for users engaging in high-impact activities, such as walking, exercise, or dancing, where additional cushioning and/or support may be needed to prevent foot fatigue and discomfort. The gel layer may work in conjunction with the perforated silicone to provide maximum protection while maintaining breathability and conformational shapes and/or arrangements of certain perforations may maintain and/or further enhance the ventilation properties of the disclosed undergarment.
As it may relate to other aspects of the disclosed foot undergarment, variations in the material and configuration of the silicone pad may be considered in order to cater to specific wearer preferences. For instance, the pad may be constructed of medical-grade silicone or other hypoallergenic materials for users with sensitive skin or allergies. Alternatively, the perforations can be adjusted in size, arrangement, pattern, and density to accommodate different levels of ventilation and flexibility, allowing the stocking to perform effectively across a wide range of climates and activities. Additionally, while perforations may be identical across the padded element of the undergarment, the opposite may be true as well, which may include various sizes, shapes, and even ornamental patterns, which may be optimized and/or located above/below where a “toe gap” exists between toes, which may be an optimal location for ventilation purposes.
The disclosed undergarment may include additional design features to further enhance its usability and method of use. By way of example and not limitation, a stocking of the disclosure may include reinforced toe seams to prevent tearing or wear. Additionally, the stocking fabric itself may be manufactured from various known or yet-to-be-introduced advanced moisture-wicking materials, ensuring that the foot remains dry and comfortable even during extended periods of use. As may be true of foot undergarments and hosiery in general, the materials may be very flexible, stretching perhaps multiple times their contracted length or width. As may be understood by those having ordinary skill in the art, these complementary features may work in combination with the silicone pad or other substitute padding materials to create a comprehensive solution for foot protection and comfort.
The disclosed foot undergarment may be particularly advantageous for individuals who spend long hours on their feet, such as service workers, professionals, athletes, or travelers. By addressing the most common causes of foot discomfort and injury as it may relate to various fashionable footwear, the undergarment may enhance the wearer's overall experience, reducing the risk of foot-related issues without requiring significant lifestyle changes or additional accessories. Additionally, wearers of footwear may be open to new designs, which otherwise would have posed significant discomfort.
In summary, the present disclosure offers a solution to the persistent challenges of foot discomfort and protection while introducing an additional improvement to overall comfort in the form of breathability. Through the integration of a perforated silicone pad into a stocking, the disclosed foot undergarment combines localized cushioning, breathability, and adaptability in a single garment. With multiple embodiments and customization options as may be more thoroughly described below in relation to the Drawings, the disclosure may suit a wide range of wearer needs, making it a valuable addition to the field of foot care, foot health, and hosiery design. The foot undergarment and method of use of the disclosure hence can provide a comprehensive solution to the challenges identified in the Background of the Disclosure above, ensuring wearer comfort in otherwise uncomfortable footwear.
The foregoing illustrative summary, as well as other exemplary objectives and/or advantages of the disclosure, and the manner in which the same are accomplished, are further explained within the following Detailed Description and its accompanying Drawings.
The present disclosure will be better understood by reading the Detailed Description with reference to the accompanying Drawings, which are not necessarily drawn to scale, and in which like reference numerals denote similar structure and refer to like elements throughout, and in which:
It is to be noted that the drawings presented are intended solely for the purpose of illustration and that they are, therefore, neither desired nor intended to limit the disclosure to any or all of the exact details of construction shown, except insofar as they may be deemed essential to the claimed disclosure.
In describing the exemplary embodiments of the present disclosure, as illustrated in
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The foregoing description and drawings comprise illustrative embodiments of the present disclosure. Having thus described exemplary embodiments, it should be noted by those ordinarily skilled in the art that the within disclosures are exemplary only, and that various other alternatives, adaptations, and modifications may be made within the scope of the present disclosure. Merely listing or numbering the steps of a method in a certain order does not constitute any limitation on the order of the steps of that method. Many modifications and other embodiments of the disclosure will come to mind to one ordinarily skilled in the art to which this disclosure pertains having the benefit of the teachings presented in the foregoing descriptions and the associated drawings. Although specific terms may be employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation. Moreover, the present disclosure has been described in detail, it should be understood that various changes, substitutions and alterations can be made thereto without departing from the spirit and scope of the disclosure as defined by the appended claims. Accordingly, the present disclosure is not limited to the specific embodiments illustrated herein, but is limited only by the following claims.
To the full extent permitted by law, the present United States Non-Provisional Patent Application hereby claims priority to and the full benefit of, U.S. Provisional Application No. 63/609,964, filed Dec. 14, 2023, entitled “Protective sock to prevent blisters, corns or bunions”, which is incorporated herein by reference in its entirety.
| Number | Date | Country | |
|---|---|---|---|
| 63609964 | Dec 2023 | US |