Shoulder bag with magnetic blanket and proximity bluetooth device
Patent Information
- Application Number
- BR202025001855
- Authority / Receiving Office
- BR · BR
- Patent Type
- Utility models
- Publication Date
- 2026-08-11
Smart Images

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Description
[01] This utility model patent refers to a shoulder bag with innovative features to facilitate the daily lives of users in gyms, outdoor activities and urban settings. It belongs to the field of application of personal accessories, more specifically, bags and backpacks.
[02] Currently, conventional bags used in gyms and urban environments generally do not offer practical solutions for the secure storage of personal items during workouts, and are also subject to being forgotten and lost. The problem is exacerbated when the user needs to move between different gym equipment, leaving the bag unsupervised. This gap causes discomfort and inconvenience, and can even lead to accidents during workouts. This patent solves these issues by integrating a magnetic fastening system to attach the bag to gym equipment, a dedicated pocket for a water bottle, front and side pockets for personal items, and a Bluetooth proximity device that alerts the user if they move excessively away from the bag, reducing the risk of loss or theft.
[03] The bag, the subject of this patent, has a compact, ergonomic and functional design, and is composed of the following elements:
[04] THERMAL BOTTLE COMPARTMENT: front pocket designed to store thermal bottles of various sizes, providing easy access and security during transport. Petition 870250058745, dated 10 / 07 / 2025, page 4 / 17 2 / 4
[05] MULTIFUNCTIONAL FRONT POCKET: easy-access pocket for cell phones, keys, headphones and other personal items.
[06] ATTACHED SHOULDER BAG: This is a secondary compartment attached to the thermos compartment, allowing for the storage of smaller items such as wallets and accessories, in addition to having two multifunctional side pockets.
[07] MAGNETIC FIXING SYSTEM: includes a built-in mat with strategically positioned neodymium magnets for secure attachment to metal surfaces of gym equipment; allows the bag to be suspended and accessible during training, without the need to place it on the floor.
[08] PROXIMITY BLUETOOTH DEVICE: electronic system embedded in the bag, synchronizeable with smartphones via app; emits audible alerts and / or notifications on the user's cell phone if they move beyond a pre-configured limit.
[09] ERGONOMIC DESIGN AND MATERIALS: adjustable straps for greater comfort during use; water-resistant material, made of high-quality polyester or reinforced nylon; premium clasps and zippers to ensure safety and durability.
[10] Advantages of the present patent:
[11] PRACTICALITY: well-distributed compartments for efficient organization.
[12] SECURITY: magnetic attachment to gym equipment and Bluetooth system to prevent loss.
[13] VERSATILITY: suitable for gyms, work and everyday use. Petition 870250058745, dated 10 / 07 / 2025, page 5 / 17 3 / 4
[14] MODERN STYLE: design aligned with market trends, catering to demanding audiences.
[15] In the drawings that accompany and form part of this report, Figure 1 is a perspective view of the bag, the subject of the patent; Figure 2 is a perspective view of the bag containing the thermos bottle in its compartment and a cell phone in the multifunctional front pocket; Figure 3 is a perspective view of the bag containing the thermos bottle in its compartment and a cell phone in the multifunctional side pocket; Figure 4 is a side view of the bag; Figure 5 is a rear view of the bag; Figure 6 is another perspective view of the bag and Figure 7 is another perspective view of the bag, the subject of this utility model patent, containing the thermos bottle in its compartment and a cell phone in the multifunctional front pocket.
[16] As can be inferred from the drawings, the bag (1) is composed of a compartment for a thermos bottle (2), a multifunctional front pocket (3) with easy access for cell phones, keys, headphones and other personal items, an attached shoulder bag (4) for storing smaller items such as wallets and accessories, with multifunctional side pockets (5 and 5.1) as more options for cell phones, keys, headphones and other personal items, rings (6 and 6.1) for attaching an adjustable strap, a hand strap (7), a magnetic sheet (8) embedded in the bag's own structure (1) (inside the seam) on the back of the attached shoulder bag. Petition 870250058745, dated 10 / 07 / 2025, page 6 / 17 4 / 4 (4), for attaching the bag (1) to metal surfaces and internally in the bag (1) a Bluetooth proximity device that is synchronized with smartphones via an app and emits sound alerts and / or notifications on the user's cell phone if he or she moves beyond a pre-configured limit. The bag (1) may or may not have a multifunctional front pocket (3), multifunctional side pocket (5), multifunctional side pocket (5.1).
[17] The present patent can be manufactured on an industrial scale using high-strength synthetic materials. The magnets and the Bluetooth module are integrated during assembly, ensuring functionality and durability to the final product.
Claims
1) SHOULDER BAG WITH MAGNETIC SHEET AND BLUETOOTH PROXIMITY DEVICE, consisting of a compartment for a thermos bottle (2), a multifunctional front pocket (3), an attached shoulder bag (4) with multifunctional side pockets (5 and 5.1), rings (6 and 6.1) for attaching an adjustable strap and a hand strap (7), characterized by a magnetic sheet (8) embedded in the bag's own structure (1) on the back of the shoulder bag (4) and internally in the bag (1) a Bluetooth proximity device that can be synchronized with smartphones via an application that emits sound alerts and / or notifications on the user's cell phone after moving away from a pre-configured limit.