Convertible heatless hair curling system with dual-function capabilities
The convertible heatless hair curling system with dual-functionality addresses slippage and versatility issues in existing devices by using flexible rods and a fabric-based connector, offering secure, durable, and customizable heatless curling without the need for multiple devices.
Patent Information
- Authority / Receiving Office
- US · United States
- Patent Type
- Applications(United States)
- Current Assignee / Owner
- KARIM ALIREZA
- Filing Date
- 2025-01-20
- Publication Date
- 2026-07-23
AI Technical Summary
Existing heatless curling devices suffer from slippage, inconsistency, limited versatility, and require multiple devices for different styling options, leading to increased costs and clutter, while traditional methods are time-consuming and damaging to hair.
A convertible heatless hair curling system with dual-functionality, featuring flexible rods and a fabric-based connector with snap buttons, allowing independent or joined use, ensuring secure attachment and customizable styling without heat.
Provides consistent, durable, and versatile curling results, reducing damage and clutter, while being cost-effective and user-friendly, suitable for various hair types and styles.
Smart Images

Figure US20260206932A1-D00000_ABST
Abstract
Description
BACKGROUND / SUMMARYField of the Invention
[0001] The present invention relates generally to hair styling devices and methods, and more particularly to convertible heatless hair curling systems. This invention has specific relevance to multi-functional hair styling tools that can be used in both connected and separate configurations, particularly in the field of overnight and temporary hair styling solutions.Background of the Invention
[0002] In recent years, there has been a notable shift in consumer preferences towards hair styling techniques that prioritize hair health and minimize damage. Traditional methods of curling hair, which often rely on heated tools such as curling irons and hot rollers, can lead to adverse effects, including dryness, brittleness, and split ends. As a result, many individuals are seeking alternatives that allow them to achieve beautiful curls without the risks associated with high temperatures. Various modern hair styling techniques and devices have been developed for creating curls without the application of heat.
[0003] Traditional heatless curling methods typically fall into two distinct categories, single long rods that are positioned across the crown of the head, separate flexible rods that are individually twisted with sections of hair. While these methods can be effective, they often require significant time and effort to achieve the desired results. Moreover, users must purchase and maintain separate devices to achieve these different styling options, leading to increased costs and clutter.
[0004] Existing heatless curling devices often utilize materials such as satin or sponge, which present significant limitations. Satin-covered devices frequently fail to maintain sufficient grip on the hair during the curling process, leading to slippage and inconsistent results. This can be particularly frustrating for users, who invest time in styling their hair, only to find that the curls do not hold. On the other hand, sponge-based curlers, while initially popular, can deteriorate over time, losing their shape and effectiveness. Additionally, sponge materials may pose safety concerns when exposed to heat, as they can become damaged or release harmful substances. Furthermore, many current heatless curling solutions lack versatility, limiting users to a single styling method. This can be a significant drawback for individuals who desire a range of styling options without the need for multiple devices. The inability to easily transition between different styles can lead to dissatisfaction and a less-than-optimal user experience.
[0005] The present invention addresses these challenges by introducing a convertible heatless hair curling system with dual function capabilities. This innovative system is designed to provide users with an efficient and effective way to achieve curls without the use of heat, while also offering additional functionalities that enhance the overall user experience. By combining the benefits of heatless curling with a versatile design, the invention aims to simplify the styling process and cater to the diverse needs of modern consumers.
[0006] The convertible heatless hair curling system with dual function capabilities represents a significant advancement in the field of hair styling, providing a practical and effective solution for achieving beautiful curls while prioritizing hair health and user convenience.SUMMARY OF THE INVENTION
[0007] The present invention provides a convertible heatless hair curling system that combines the benefits of both traditional approaches while addressing their shortcomings. The system comprises two separate 11.81 inches flexible curling rods with wire internal structure that can be used independently or joined together through an innovative 7.87 inches fabric-based connector featuring embedded snap buttons. This design allows users to customize their curling experience based on their styling preferences and hair types.
[0008] In one embodiment, the connector element provides dual functionality through Double-Sided Fabric Construction as the connector is made from a durable, soft fabric that is gentle on hair, ensuring that it does not cause damage or discomfort during use. The double-sided design allows for versatility in styling, accommodating different hair textures and lengths. The innovative snap button mechanism allows users to easily and securely attach the curling rods to the connector. This feature ensures that the rods remain firmly in place during the curling process, preventing slippage and promoting consistent results.
[0009] The materials and construction of the connector are designed to withstand repeated use, allowing users to switch between configurations without compromising the integrity of the system. This durability enhances the longevity of the product, making it a cost-effective solution for consumers.
[0010] The 7.87 inches length of the connector is specifically designed to facilitate optimal placement on the crown of the head, allowing for effective curling and styling. This thoughtful design consideration ensures that users can achieve their desired look with ease and precision. Overall, the convertible heatless hair curling system with dual function capabilities offers a practical and innovative solution for individuals seeking to style their hair without the damaging effects of heat. By combining flexibility, durability, and user-friendly features, this invention empowers users to achieve beautiful curls while maintaining the health of their hair.DESCRIPTIONBRIEF DESCRIPTION OF DRAWINGS
[0011] FIG. 1 is a perspective view of the curling system in separated configuration.
[0012] FIG. 2 shows the system's components before connection.
[0013] FIG. 3 illustrates the connection mechanism between rods.
[0014] FIG. 4 shows the system in U-shaped configuration when connected.
[0015] FIG. 5 depicts the system in fully extended connected position.
[0016] FIG. 6 illustrates the system's placement on a user's head.
[0017] FIG. 7 illustrates the system's placement on a user's head.
[0018] FIG. 8 shows securing methods using clips and scrunchies.
[0019] FIG. 9 depicts the complete assembly during use.
[0020] FIG. 10 show the rod structure and folding mechanism
[0021] FIG. 11 shows the rod structure and folding mechanism.
[0022] FIG. 12 provides a detailed view of the connector element with the internal wire structure.
[0023] FIG. 13 illustrates storage configuration.
[0024] FIGS. 14A, 14B, and 14C demonstrate separate usage steps with the capability of covering a whole portion of hair on each side
[0025] FIG. 15 is a side profile view showing separate rod usage on sectioned hair.
[0026] FIG. 16 is a front view demonstrating the dual rod placement for separate usage configuration.DETAILED DESCRIPTION
[0027] The Convertible Heatless Hair Curling System comprises two separate flexible curling rods, each measuring 11.81 inches in length and a unique 7.87 inches fabric-based connector that allows the rods to be joined together or used independently.
[0028] FIG. 10 illustrates the connector features embedded snap buttons for secure attachment and is designed for durability and repeated use. The curling rods are made from a flexible yet sturdy material, such as silicone or a soft plastic, that allows them to bend and conform to the shape of the hair while maintaining their structural integrity.
[0029] Each rod measures 11.81 inches, providing sufficient length to accommodate various hair types and lengths. The rods may feature a textured surface to enhance grip on the hair, ensuring that the curls hold effectively during the curling process.
[0030] The connector is constructed from a durable fabric that is both lightweight and strong, allowing for easy manipulation while ensuring longevity. The connector features a double-sided design, allowing it to be used in either direction, providing additional versatility in styling. The connector includes strategically placed snap buttons that allow for quick and secure attachment of the curling rods. This feature enables users to easily switch between using the rods independently or as a single longer rod.
[0031] The connector measures 7.87 inches, optimized for placement at the crown of the head, facilitating effective styling and curl formation. To use the system, users wrap sections of damp or dry hair around the curling rods. The flexible nature of the rods allows for easy wrapping and securing of the hair. Users can leave the rods in place for a specified period (e.g., several hours or overnight) to allow the hair to set into curls without the use of heat. Once the desired setting time has elapsed, users can gently remove the rods to reveal soft, bouncy curls.
[0032] The primary benefit of this system is its heatless design, which helps to prevent damage to the hair. This is particularly advantageous for individuals with fine, brittle, or heat-damaged hair. The convertible nature of the system allows users to customize their curling experience based on their hair type, length, and desired curl style.
[0033] The main ability to use the rods independently or together provides flexibility in styling options. The design is user-friendly, making it accessible for individuals of all skill levels. The straightforward application process allows users to achieve salon-quality curls at home without the need for professional assistance. The materials used in the construction of the curling rods and connector are designed for repeated use, ensuring that the system remains effective over time. The lightweight and flexible design of the curling rods makes them easy to store and travel with, allowing users to maintain their styling routine on the go. The Convertible Heatless Hair Curling System with Dual Function Capabilities is a revolutionary tool for achieving beautiful curls without the damaging effects of heat. Its innovative design, featuring flexible curling rods and a versatile connector, provides users with a customizable and effective curling experience with ability to easily transition between different styles by using it in a separate mode or connected mode.
[0034] This invention not only is cost saving and promotes healthier hair styling practices but also empowers individuals to express their personal style with ease and confidence.
[0035] Referring to FIG. 12, the core innovative element of the system is a dual-sided fabric connector, measuring approximately 7.87 inches in length. The connector includes embedded snap buttons 102a, 102b at each end, designed to securely attach to corresponding receiving elements, on the curling rods. As shown in FIG. 1 and FIG. 2, each curling rod 101a and 101b comprises a length of approximately 11.81 inches, width of approximately 1.81 inches. An internal wire structure 400 provides flexibility and shape retention. A rubber-based core for durability and heat resistance. An exterior covering of premium Korean velvet material. End portions configured to receive snap button attachments.
[0036] The system can be used in two primary configurations; First Configuration (separate Usage) refers to FIG. 14A, FIG. 14B, FIG. 14C, FIG. 15 and FIG. 16, Each rod 101a, 101b is used independently. Hair is wrapped from ends to roots 610a. Internal wire structure maintains secure positioning, larger dimensions (11.81 inches length, 1.81 inches width) accommodate bigger hair sections. The second Configuration (Connected Usage) refers to FIG. 4 and FIG. 5, Rods are joined via connector, System is secured at crown with clips FIG. 7, 250. Hair is wrapped around the entire assembly. Referring to FIG. 8, 210, Ends secured with scrunchies.
[0037] Referring to FIG. 5, 101a and 101b which includes Korean velvet exterior prevents slippage during use and maintaining structural integrity through repeated use compared to satin coverage and exhibits moisture-wicking properties preventing hair damage. rubber core provides superior durability compared to traditional sponge. Referring to FIGS. 12, 400, Internal wire structure, enables secure positioning and double-sided fabric connector ensures stability FIG. 15
[0038] Unique features and Advantages include: 1. cost efficiency as it eliminates the need for purchasing separate products and combines functionality of multiple styling tools. 2. FIG. 13, shows its Enhanced usability as it has foldable design Includes storage clips and scrunchies and it has snap button system FIGS. 10, 102a and 102b which enables compact storage. 3. Accessibility to different type of styles
[0039] Additional Advantages and Features of the invention include superior material construction as premium Korean velvet exterior eliminates common slippage issues, small lint structure within fabric provides enhanced grip. It solves traditional problems associated with satin-covered devices and maintains position throughout overnight use, 7.87 inches dual-sided advanced fabric Connector FIG. 12. reinforced stitching around snap buttons, durable construction for repeated attachment / detachment and ergonomic placement of connection points.
[0040] This invention has enhanced durability features as it is rubber-based core construction resists deformation, heat-resistant materials ensure safety, superior longevity compared to sponge-based alternatives and maintains shape integrity through multiple uses. FIG. 6, FIG. 14 and FIG. 16 shows its versatile functionality as it is adaptable for different hair lengths and textures, suitable for both quick styling (2-3 hours) and overnight use, accommodates larger sections of hair due to increased dimensions and multiple securing options for different styling needs. The comfort features are foldable design and lightweight construction for comfortable overnight wear. Referring to FIG. 12, 400, its Improved performance features of the invention are Internal wire structure, provides enhanced shape retention, better curl definition, secure positioning during use and flexible adjustment capabilities.
[0041] This invention provides a cost-effective solution as it eliminates the need for multiple styling tools, reduces storage space requirements, longer product lifespan due to superior materials and has multi-functional capabilities in single device.
[0042] Referring to FIG. 12 The innovative connector system consists of dual-sided fabric construction which enables even weight distribution, balanced tension during use, seamless integration with curling rods and optimal positioning on crown. The precise 7.87 inches length provides ideal spacing between rods when connected, proper arch formation for head contour, comfortable fit for various head sizes and total system length of approximately 33.5 inches, when assembled. The Advanced Connection Mechanism of invention has embedded snap button system 102a, 102b features reinforced attachment points, quick-release functionality, secure locking mechanism and durability for repeated use.
[0043] Strategic button placement ensures optimal tension distribution, easy alignment during assembly, stable connection during use and effortless conversion between configurations. Material Innovation of the invention includes premium Korean velvet construction provides enhanced grip without hair damage, resistance to wear and tear, moisture-wicking properties and consistent performance over time. Double-sided fabric design enables equal functionality on both sides, versatile positioning options, enhanced durability and superior comfort during wear. Ergonomic Benefits: Flexible design accommodates natural head movement, various styling positions, comfortable overnight wear and different hair textures and lengths. Strategic width ensures proper hair distribution, optimal curl formation, comfortable fit and easy clip attachment. Integration Features of Invention are seamless connection with curling rods through precision-engineered attachment points, matching material composition, compatible dimensions and secure fastening system. Storage optimization of invention is in the way that it has foldable design when not in use, compact configuration, easy maintenance and protection of connection points.
[0044] The dual functionality and fast paced installation with proper and quick results, makes this invention suitable for salon environment and travelling purposes as well.
Examples
Embodiment Construction
[0027]The Convertible Heatless Hair Curling System comprises two separate flexible curling rods, each measuring 11.81 inches in length and a unique 7.87 inches fabric-based connector that allows the rods to be joined together or used independently.
[0028]FIG. 10 illustrates the connector features embedded snap buttons for secure attachment and is designed for durability and repeated use. The curling rods are made from a flexible yet sturdy material, such as silicone or a soft plastic, that allows them to bend and conform to the shape of the hair while maintaining their structural integrity.
[0029]Each rod measures 11.81 inches, providing sufficient length to accommodate various hair types and lengths. The rods may feature a textured surface to enhance grip on the hair, ensuring that the curls hold effectively during the curling process.
[0030]The connector is constructed from a durable fabric that is both lightweight and strong, allowing for easy manipulation while ensuring longevity. ...
Claims
1. A convertible hair curling roda first elongated double-sided main body, said first elongated double-sided main body further comprising an inner end a and an outer end with a first connector element attached at said inner end, said first connector element further comprising at least one snap;a second elongated double-sided main body, said second elongated double-sided main body further comprising an inner end and an outer end with a second connector element attached at said inner end, said second connector element further comprising at least one snap;wherein said first and second connector elements are attachable and detachable to each another through said at least one snaps on each of said first and second connector elements which enables transformation of said first and second elongated double-sided main bodies from two separate curling rods into a unified curling assembly through.
2. (canceled)3. The convertible hair curling rod of claim 2, further comprising a wire internal structure, which is flexible, bendable, formable, compressible and maintains tension when folded during overnight use.
4. The convertible hair curling rod of claim 1, wherein a curling element has a ratio of 11.81 inches length and 1.81 inches width, which enables complete coverage of the hair section.
5. The convertible hair curling rod of claim 3, wherein the said wire internal structure is surrounded by a rubber-based material that is flexible, heat resistant and formable, and provides uniform compression throughout use.
6. The convertible hair curling rod of claim 3, wherein said wire internal structure has a length of 11.81 inches7. The convertible hair curling rod of claim 1, wherein each rod comprises an exterior covering of Korean velvet material having small lint structure which provides enhanced grip and prevents hair slippage during use and maintain structural integrity through repeated use compared to satin coverage and exhibits moisture-wicking properties and prevents hair damage.
8. The convertible hair curling rod of claim 1, wherein the said connector element measures 7.87 inches in length with reinforced attachment points.
9. (canceled)10. (canceled)11. (canceled)12. The convertible hair curling rod of claim 3, further comprising attachment points for securing said rod in folded position during use.
13. The convertible hair curling rod of claim 1, wherein a connected mode provides a continuous curling surface of 33.5 inches.
14. The convertible hair curling rod of claim 1, wherein: said connector comprises additional snap buttons positioned on a bottom portion, configured to engage with the snap buttons on a top portion when folded, facilitating easier handling during separate mode use.
15. The convertible hair curling rod of claim 1, wherein said connector element is in said connected mode, it is configured to be secured by two clips at crown location, preventing movement during application.
16. The convertible hair curling rod of claim 1, wherein said curling rods when in said connected configuration, include designated attachment points at terminal ends for securing elastic retention bands, said bands configured to maintain wrapped hair sections in fixed position during extended wear periods.