Abstract
Embodiments herein discloses a wearable device for holding a backpack. The device comprising a base member and a flexible support member. The base member configured to receive the backpack comprises one or more arms. The arms are engaged to a flexible support member via engagement members. The device is fastened around waist of a user via a fastening mechanism. The base member of the device rest on a posterior of a pelvic region, and the arms are configured to hold an iliac crest of the pelvic region, when the user wears the device. The device is configured to distribute a part of a vertical weight of the backpack into a horizontal thrust on the pelvic region.
Claims
1. A wearable device for holding a backpack, the device comprising: a base member configured to receive the backpack, wherein the base member comprises one or more arms, wherein the arms are engaged to a flexible support member; and a fastening mechanism configured to fasten the device around waist of a user, wherein the base member rest on a posterior of a pelvic region, and the arms are configured to hold iliac crest of the pelvic region of the user.
2. The device of claim 1, wherein the device is configured to distribute a part of the load of the backpack towards a pelvic region of a user, thereby preventing the user to bent forward on carrying a loaded backpack.
3. The device of claim 1, wherein the arms are engaged to the flexible support member via one or more engagement members.
4. The device of claim 1, wherein the flexible support member further comprises a first flexible support member and a second flexible support member, wherein the first flexible support member and the second flexible support member are fastened via the fastening mechanism.
5. The device of claim 1, wherein an inner surface of a rigid part of the device is padded with a foam material.
6. The device of claim 5, wherein the foam material is ethyl vinyl acetate (EVA).
7. The device of claim 1, wherein the base member is made of a polymeric material.
8. The device of claim 1, wherein the base member is made of acrylonitrile butadiene styrene and polyamide.
Description
BRIEF DESCRIPTION OF DRAWINGS
[0011] The foregoing summary, as well as the following detailed description of the invention, is better understood when read in conjunction with the appended drawings. For the purpose of illustrating the invention, exemplary constructions of the invention are shown in the drawings. However, the invention is not limited to the specific methods and structures disclosed herein. The description of a method step or a structure referenced by a numeral in a drawing is applicable to the description of that method step or structure shown by that same numeral in any subsequent drawing herein.
[0012] FIG. 1 exemplarily illustrates a perspective view of a device, according to an embodiment of the present invention;
[0013] FIG. 2A exemplary illustrates the device worn by the user, according to an embodiment of the present invention;
[0014] FIG. 2B exemplary illustrates the device worn by the user carrying a backpack according to an embodiment of the present invention;
[0015] FIG. 3 is an exploded view of the device according to an embodiment of the present invention;
[0016] FIG. 4 exemplary illustrates a side view of the device according to an embodiment of the present invention;
[0017] FIG. 5A exemplary illustrates a principle of golden proportion, according to an embodiment of the present invention; and
[0018] FIG. 5B exemplary illustrates construction of the device based on the principle of golden proportion, according to an embodiment of the present invention.
DETAILED DESCRIPTION OF EMBODIMENTS
[0019] A description of embodiments of the present invention will now be given with reference to the Figures. It is expected that the present invention may be embodied in other specific forms without departing from its spirit or essential characteristics. The described embodiments are to be considered in all respects only as illustrative and not restrictive. The scope of the invention is, therefore, indicated by the appended claims rather than by the foregoing description. All changes that come within the meaning and range of equivalency of the claims are to be embraced within their scope.
[0020] FIG. 1 exemplarily illustrates a perspective view of a device 100, according to an embodiment of the present invention. In an embodiment, the device 100 is a backpack carrier device used for distribution of a load into a pelvic region of a human body or a user's body for maintaining a correct posture. The device 100 is a wearable device that restricts the distribution of the load on a vertebral column. In an embodiment, the device 100 comprises a base member 102, and a flexible support member 104. The base member 102 includes one or more arms 106. The base member 102 and the arms 106 forms the rigid part of the device 100. The base member 102 is configured to receive a backpack 108 (shown in FIG. 2B). In an embodiment, the arms 106 are the lateral supports of the device 100. One of the arms 106 is configured to engage to a first flexible support member 104a, and the other arm 106 is engaged to a second flexible support member 104b. The first flexible support member 104a, and the second flexible support member 104b forms the flexible support member 104. The engagement of the arms 106 to the flexible support member 104 is via one or more engagement members 110 for example, but not limited to interlocking elements. Various types of engagement members could be used, including but not limited to, screws, rivets, pins, snap-lock fasteners, and/or any other type of engagement members capable of securing the arms 106 to the flexible support member 104. The flexible support member 104 is similar to a shoulder strap.
[0021] In an embodiment, the device 100 is fastened around waist of the user via a fastening mechanism or a securing mechanism. The purpose of the fastening mechanism is to secure the first flexible support member 104a, and the second flexible support member 104b for fastening the device 100 around the waist of the user. In an embodiment, the fastening mechanism 112 is provided on a front part of the flexible support member 104. In another embodiment, different types of securing mechanisms or fastening mechanism 112 could be employed, for example but not limited to Velcro (hook and loop system), snaps, a zipper, a sleeve or a pocket. Further, any other type of fastening mechanism 112 could be employed, capable of securing the first flexible support member 104a and the second flexible support member 104b such that the device 100 is secured around the waist of the user. Referring to FIG. 2A exemplary illustrates the device 100 worn by the user, according to an embodiment of the present invention.
[0022] Referring to FIG. 2B exemplary illustrates the device 100 worn by the user carrying the backpack 108, according to an embodiment of the present invention. The user could wear the device 100, before or after carrying the backpack 108, as the device 100 do not have shoulder straps as present in conventional backpack carrier system. The device 100 has the flexible support member 104, which is flexible in nature, and thereby helps in the attachment of the device 100 to the waist of the user. The base member 102 of the device 100 is configured to receive a base of the backpack 108 allowing the backpack 108 to rest upon it. The base member 102 is a seat that facilitates the base of the backpack 108 to rest, when the user is running, walking or performing any kind of activity. The arms 106 of the device 100 wraps an iliac crest part of the pelvic region. In an embodiment, a vertical weight or load of the backpack 108 is distributed into a horizontal thrust towards the pelvic region. In another embodiment, at least a portion or a part of the vertical weight or load of the backpack 108 is distributed into the horizontal thrust towards the pelvic region reducing the sensation of the load on the shoulders of the user. In some embodiments, a part of the weight is distributed on a sacrum and on the iliac crest of the pelvic region. The present feature of the device 100 prevents the user to bend forward while walking, running or performing any kind of activity carrying the loaded backpack 108. The device 100 helps the user to maintain a correct posture.
[0023] Referring to FIG. 3 is an exploded view of the device 100 according to an embodiment of the present invention. An inner surface of the device 100 in contact with the pelvic region of the user is provided with a padding. In an embodiment, an inner surface of the rigid part of the device 100 is padded. The rigid part and the padding of the device 100 are injection molded. In another embodiment, a side padding 118 is provided on an inner surface of each of the arms 106. The side padding 118 is configured to be in contact with the iliac crest of the pelvic region. In other words, the side padding 118 is configured to hold the iliac crest area of the pelvic region. Further, the device 100 has a posterior padding 120 configured to hold and provide comfort to a posterior of the pelvic region, when the user wears the device 100. The side padding 118 and the posterior padding 120 are made of a foam material for example but not limited to ethyl vinyl acetate. The paddings provided on the device 100 could be made of any material that serves the purpose of the present invention. The padding provided on the rigid part of the device 100 provides comfort to the user upon wearing the device 100. The fastening mechanism 112 disclosed in FIG. 3 comprises a front side strap or belt 114 and buckle system 116. The strap 114 and buckle system 116 is of sufficient length to be wrapped snugly around the user's pelvic region. The strap 114 and buckle system 116 could be of any type of substantially inelastic belt that is adjustable in length and suitable to the function. The buckle system 116 is composed of a male connector, and a female connector. The male connector has a pair of flexible and manually depressible opposing latch fingers. A pair of opposing notches on the female connector member receives the opposing latch fingers of the male connector to lock the buckle system 116. The engagement member 110 disclosed in the FIG. 3 is of 20 micron in size and made of anodized steel. In an embodiment, an emphasis on the fastening mechanism 112 comprising the strap 114 and buckle system 116 is provided in the present invention. However, it is just an example to explain the function, and the need of the fastening mechanism 112, and do not limit the scope of using other type of fastening mechanism 112, which serves the purpose of the present invention.
[0024] Referring to FIG. 4 exemplary illustrates a side view of the device 100, according to an embodiment of the present invention. In operation, the device 100 is easy to use. The inclination of the base member 102, and the elasticity of the material of which base member 102 is composed helps in transferring much of the vertical weight force of the backpack 108 into the horizontal thrust on the pelvis region, thus unloading the weight at a point closest to the natural human center of gravity. In an embodiment, the load or weight of the backpack 108 is discharged on the iliac crest of the pelvic region, thereby helping in maintaining a firm position. In an embodiment, the base member 102 is made of a polymeric material. In another embodiment, the base member 102 is made of a mixture of polymeric material such as but not limited to acrylonitrile butadiene styrene (ABS) and polyamide (PA).
[0025] Referring to FIG. 5A, exemplary illustrates a principle of golden proportion, according to an embodiment of the present invention. The figure illustrates two quantities a and b with a>b>0. The two quantities a and b are said to be in golden proportion, if their ratio is the same as the ratio of their sum to the larger of the two quantities. The geometric expression or relationship of the two quantities are as follows:
a+ba=ab=
[0026] Referring to FIG. 5B, exemplary illustrates the construction of the device 100 based on the principle of golden proportion, according to an embodiment of the present invention. In an embodiment, the shape of the device 100 is designed from curves that follow the principles of the golden ratio or golden proportion as shown in the FIG. 5B. Moreover, the curvature of the base member 102 provides a certain degree of elasticity, which allows the backpack 108 to dampen a sudden increase in the load, resulting in less stress on the spine.
[0027] In an embodiment, the device 100 is configured to solve the problem faced by the school age children. The school age children has to carry heavy loads on their back, which includes notebooks, textbooks, etc. The backpack 108 carried by the school students are fancy, and the load on the backpack 108 makes the students to bend forward while walking, as the entire load rest on the shoulder. The school students have less strength to bear the pressure of the load on the shoulders resulting in injury and spine related issues. However, the device 100 when used by the school students helps in maintaining the correct posture, and prevents the students to bend forward while walking or running. The device 100 could be used in any field or category that relates to carrying of load or weight on the shoulders. The device 100 being easy to use provides comfort to the user carrying the load. The device 100 is configured to prevent the occurrence of spine related injuries or problems in the future, which the user could encounter on carrying the heavy load on the shoulder. In an embodiment, the device 100 is helpful for mountaineers or hikers, practicing an activity for pleasure, or for better health. The device 100 could be useful for any target carrying a weight on the back not limited to the examples provided above. The device 100 helps the user to maintain a correct posture, while performing various activities carrying the backpack 108. Further, the device 100 is weather proof, and easy for storage. The flexible support member 104 of the device 100 could be adjusted according to the waist size of the user or the need of the user wearing the device 100.
[0028] The foregoing description comprise illustrative embodiments of the present invention. Having thus described exemplary embodiments of the present invention, it should be noted by those 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 invention. 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 invention will come to mind to one skilled in the art to which this invention pertains having the benefit of the teachings presented in the foregoing descriptions. Although specific terms may be employed herein, they are used only in generic and descriptive sense and not for purposes of limitation. Accordingly, the present invention is not limited to the specific embodiments illustrated herein.
