KR101119855B1 - A knapsack - Google Patents

Abstract

PURPOSE: A knapsack is provided to reduce the receiving space of a body, and to generally raise the location of the body for adhering to the rear side of a body to back and waist. CONSTITUTION: A knapsack comprises a body(10) having a receiving space, a first and a second strap for a suspender(20A,20B), a first and a second elastic string(30A,30B), a mounting means, and a first and second control unit(50A,50B). The first and the second strap for a suspender are in the rear both side of the body. The first and the second elastic strings are expanded from the front one and the other side of the body, passes the bottom of the body respectively, comes down along the one and the other side of the body, and are arranged to reach the first location. The mounting means installs the each elastic strings in the body and the each straps for the each elastic strings to move along the each array lines.

Description

Backpack with improved usability and wearing stability {A KNAPSACK}

The present invention relates to a backpack that can store various items and carry it on a shoulder. In particular, the volume of the storage space can be reduced, and the rear surface of the backpack can be closely attached to the back and the waist while the storage space is moved to the upper side as a whole. The present invention relates to a backpack having improved usability and wearing stability.

For backpacks, travel bags, briefcases, travel backpacks, hiking backpacks, etc. (hereinafter referred to collectively as 'backpacks') in which various items are stored and carried on the back,

In the technique about the rucksack which can regulate the volume of the storing space,

Korea Utility Model Registration No. 20-0385991 (registered on May 27, 2005, hereinafter referred to as `` advanced technology 1 '') `` Backpack with adjustable storage space '' is presented,

The prior art 1 includes a spring-like structure having elasticity, a belt fastening device that can easily reduce the belt surrounding the backpack, and a belt handle that can reduce the belt by another method.

However, there is a problem that the structure for adjusting the storage space is very complicated, and in particular, only the storage space can be reduced or increased, but the user can feel uncomfortable because the backpack is not supported by the waist stably in a carrying state.

To solve this problem,

Republic of Korea Patent Registration No. 10-0455511 (October 25, 2004, hereinafter referred to as 'advanced technology 2') "ergonomic backpack" is presented,

Prior art 2 allows a series of top straps, side straps, bottom straps and optional support members to move the center of gravity of the pack above the pack and closer to the user's body, supported by the user's shoulders. By relocating the load along the longer part of the torso and back, it is a technique that allows a user to carry heavier loads with less fatigue for longer periods of time and reduces the possibility of problems that weaken skeletal muscle.

However, it is inconvenient to adjust the length of the upper, side, and bottom straps as a result of pulling or releasing the end of the strap using a metal buckle, especially when the lengths of the left and right straps on the shoulders are different. Because it can get rid of it, it can cause a strain on the shoulder or waist, so it is inconvenient to adjust the length before carrying the backpack.

The present invention provides a body, two straps for suspenders provided on both rear sides thereof, two elastic strings arranged on the body and two straps, and winding and unwinding operations on the two elastic strings. Consists of two control units to be mounted, through the two elastic strings that are wound or unwinded by the operation of the two control units can reduce the storage space of the body, and also raise the position of the body as a whole, the back of the sea close to the back and waist It is an object of the present invention to provide a backpack having improved usability and wearing stability.

In order to solve the above-mentioned problems, the backpack with improved ease of use and wearing stability according to the present invention,

A body having a storage space;

First and second straps for suspenders provided on both rear sides of the body;

An endless which is arranged to pass through the bottom of the body at the front one side and the other starting point of the body, and pass down the upper part at the bottom of each strap, descend along the side of one side and the other side of the body, and arrive at the respective starting point again. endless) first and second elastic strings;

Mounting means for installing the respective elastic strings on the body and the strap so that the respective elastic strings can be moved along each array line; And

First and second adjustment units mounted on the straps and configured to perform winding and unwinding operations on respective elastic strings arranged on the straps;

It is made, including.

And the mounting means

The plurality of tubular guides are mounted at predetermined intervals along the array lines of the elastic strings and allow the elastic strings to pass through them.

And as a first embodiment,

Each guide is characterized in that the sewing blade pieces are formed on both sides along the longitudinal direction.

And as a second embodiment,

Each of the guides is provided with two guide fixing members which are fitted to both front and rear ends, respectively, and have a sewing blade piece.

And the elastic string U-turn support is mounted on the region corresponding to the start point of each elastic string in the body.

On the other hand, each of the adjustment unit is characterized in that it is mounted on the upper end (上 端 部) of each strap.

On the other hand, each of the elastic string is characterized in that the identification unit which can visually check the degree of winding or unwinding by the respective adjustment unit is formed.

The backpack has improved usability and wearing stability according to the present invention,

In a conventional backpack, by providing two straps for suspenders and two adjusting units for winding and unwinding operations of two elastic strings arranged in a predetermined pattern on the body of the backpack, the volume of the storage space can be reduced and As a whole, the body of the backpack can be raised while being in close contact with the back and the waist, thereby improving the wearing stability, thereby reducing fatigue and minimizing the factors that can cause shoulder or back pain.

In addition, by providing an adjustment unit at the upper end of the two straps for suspenders, there is an effect that it is easy to operate and provide a separate identification unit to equally adjust the left and right heights of the backpack body even in the state of men without putting the bag down.

1 is a three-dimensional configuration showing a backpack and a first embodiment mounting means thereof according to the present invention,
Figure 2 is a three-dimensional configuration showing a backpack and a second embodiment mounting means thereof according to the present invention,
Figure 3 is an exploded three-dimensional block diagram showing a control unit of the backpack according to the invention,
4 is a cross-sectional view of the combined configuration of FIG.
5 and 6 is an operating state diagram of FIG.
7 is a side configuration view of a backpack according to the present invention;
8 is a side view showing the state of use of the backpack volume and position adjustment is made by the operation of the adjustment unit,
Figure 9 is a three-dimensional configuration showing that the guide is interposed between the shell and the inner shell of the backpack body and each strap,
10 is a side view illustrating that an identification unit is provided in the first and second elastic strings.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Prior to this, terms or words used in the present specification and claims should not be construed as being limited to the common or dictionary meanings, and the inventors should properly explain the concept of terms in order to best explain their own invention. Based on the principle that can be defined, it should be interpreted as meaning and concept corresponding to the technical idea of the present invention. Therefore, the embodiments described in the specification and the configuration shown in the drawings are only the most preferred embodiment of the present invention and do not represent all of the technical idea of the present invention, various equivalents that may be substituted for them at the time of the present application It should be understood that there may be water and variations.

And the first and the second strap side to the rear or rear (後部), the opposite side of the front or front (front), the control unit side up or top, the opposite side down or down relative to Figure 1 relative to Figure 1 Let's go.

And "A" of Figure 1 is an enlarged view of the support, "B-1" of Figure 1 is an enlarged view of the mounting means of the first embodiment,

"B-2" of Figure 2 is an enlarged view of the mounting means of the second embodiment, "C" of Figure 2 is an exploded stereoscopic configuration of the guide and the guide fixing member in Figure "B-2",

"D" in Figure 3 is a view of the site from another direction, "E" in Figure 3 is a view showing another embodiment of the holding member,

5 is a cross-sectional view in the state in which the elastic string is wound, and [b] is a partial cross-sectional view at this time.

6A is a cross-sectional view in the state in which the elastic string is released, and [B] is a partial cross-sectional view at this time.

"F" in Figure 9 is a side cross-sectional view showing that the mounting means is interposed between the body and the outer skin and the inner skin of each strap,

"G" in FIG. 10 is a three-dimensional block diagram showing an identification portion of each elastic string.

As shown in Figure 1 to 10, the backpack with improved ease of use and wearing stability according to the present invention,

Larger body 10, first and second straps 20A, 20B, first and second elastic strings 30A, 30B, mounting means 40, first and second adjustment units 50A, 50B Is done.

Looking at each configuration,

Body 10 is

As shown in Figures 1 and 9,

It has a storage space 13 formed by the body shell 11 and the body inner shell 12, and is made of a conventional backpack form made of fiber.

The first and second straps 20A and 20B

As shown in Figures 1 and 9,

For suspenders to be able to carry the body 10 of the backpack form on the shoulder,

It has a belt shape shaped by the strap shell 21 and the strap inner shell 22, and each of the upper end and the lower end is coupled to each of the upper end and the lower end of the body 10 and provided at both rear sides of the body 10. .

The first and second elastic strings 30A and 30B

As shown in Figs. 1 and 2,

One side of the body 10 passes through the bottom surface of the body 10 and passes from the lower portion of the straps 20A and 20B to the front one side and the other side starting points S1 and S2, respectively. After descending along the side of the other side is made of an endless structure (endless) of the elastic material arranged to arrive at each of the time points (S1, S2) again.

And as in the "G" of Figure 10, each of the elastic strings (30A, 30B)

The identification unit 31 may be formed to visually check the degree of winding or unwinding by the control units 50A and 50B.

The identification unit 31 may be implemented in various ways,

For example, the identification unit 31 is formed in a different color for each section on the outer circumferential surface thereof along the longitudinal direction of each of the elastic strings (30A, 30B), to the extent that is wound or unwinded to the control unit Therefore, by visually checking the color of the exposed section, the degree of winding or unwinding of each elastic string (30A, 30B) can be known, and the winding and unwinding lengths of the two elastic strings (30A, 30B) can be adjusted to be the same or close to each other. It can be used to guide the user.

As another example, the identification unit 31 is formed on the outer circumferential surface thereof, along the longitudinal direction of each of the elastic strings (30A, 30B) is formed, such as a scale or a numerical value, through each of the elastic strings (30A, 30B) You can see how cold or loosened.

The mounting means 40

In order to install each of the elastic strings (30A, 30B) on the body 10 and the straps (20A, 20B) so that each of the elastic strings (30A, 30B) can be moved along each array line,

First, the 'array line' means a line in which each of the elastic strings 30A and 30B is arranged along the body 10 and the straps 20A and 20B.

The mounting means 40 of the first embodiment

As shown in FIG. 1 and FIG. 1B, 14 to 26 tubular guides are mounted at regular intervals along the array lines of the respective elastic strings 30A and 30B and allow the elastic strings to pass through the inside. 41),

Each of the guides 41 has sewing blade pieces 411 formed at both sides along the longitudinal direction, so that the sewing blade pieces 411 are sewn to the body 10 and the straps 20A and 20B. S), the respective guides 41 can be fixed.

The mounting means 40 of the second embodiment

As shown in FIG. 2, FIG. 2 "B-2" and FIG. 2, "C", the elastic strings are mounted at regular intervals along the array lines of the respective elastic strings 30A and 30B, and the elastic strings pass through the inside thereof. Consists of 14 to 26 tubular guides (41),

Each of the guides 41 has two guide fixing members 412 fitted to front and rear ends, respectively, and having a sewing blade piece 412b, so that the sewing blade pieces of the two guide fixing members 412 are provided. As the 412b is sewn on the body 10 and the straps 20A and 20B, the respective guides 41 can be fixed.

At this time, looking at the two guide fixing member 412 in more detail,

The two guide fixing members 412 are forcibly fitted in a form surrounding the outer circumferential surfaces of the respective elastic strings 30A and 30B, and guide fixing bodies 412a having inner hollows to pass through the respective elastic strings 30A and 30B, and

Sewing blade pieces 412b respectively formed on both side portions of the guide fixing body 412a.

Is done.

And the mounting means 40 of the first and second embodiments

As shown in FIG. 1 and FIG. 1A, an elastic string u-turn support 42 mounted in an area corresponding to the starting points S1 and S2 of the respective elastic strings 30A and 30B in the body 10. More).

The support 42

Half moon shaped support body 421, and

Two distributors 422 formed at both ends of the lower portion of the support body 421.

Consisting of the periphery of the support body 421 is sewn on the body 10, and each of the elastic strings 30A, 30B enters one distribution part 422 and the other distribution part 422 Pass through the two distribution unit 422 in the form to exit.

Meanwhile, the support 42 descends from the upper part of the straps 20A and 20B in the body 10 and then bends up to the respective starting points S1 and S2, that is, of the body 10. It can also be mounted on the side bottom.

The mounting means 40 is not limited to the first and second embodiments described above, and the body 10 and the respective straps 20A and 20 are provided so that each of the elastic strings 30A and 30B can be moved along an alignment line. Various modifications and changes may be made within the range that satisfies the conditions for mounting in 20B).

The first and second control unit (50A, 50B)

As shown in Figures 3 to 6,

It is mounted on each of the straps 20A and 20B, and the winding and unwinding operations of the elastic strings 30A and 30B arranged on the straps 20A and 20B are performed.

It is preferable to be attached to the upper end part of each said strap 20A, 20B.

Looking at the first and second control unit (50A, 50B) in more detail,

It consists of a housing 60 and a rotation unit 70 largely.

Housing 60 is

As shown in Figures 3 and 4,

Receptor 61, and

Body 62 formed on one side of the receptor 61

It is made, including.

At this time, the receptor 61 is

The receiving space portion 611 of the form that the upper portion is opened,

A central axis 612 protruding upward in the center of the bottom of the accommodation space 611, and

A plurality of one-way ratchets 613 arranged radially along an upper circumference of the accommodation space 611 with respect to the central axis 612

Is done.

First, in consideration of the counterclockwise direction in the normal locking and the clockwise unlocking, 'one direction' and 'other direction' to be described below are used to mean 'clockwise' and 'counterclockwise', respectively. do.

As shown in FIG. 3, each ratchet 613 has a shape inclined in one direction when viewed from a plane. That is, it has a normal ratchet shape having an inclined portion inclined in one direction and a vertical portion at an end thereof.

3 and 4, the receptor 61 has upper and lower corresponding engaging portions 614 and 615 formed along the outer circumferential surface. At this time, the upper corresponding catching part 614 and the lower corresponding catching part 615 are arranged to be spaced apart vertically.

In addition, the engaging portion 731 formed along the inner circumferential surface of the holding member 733 in the upper body 73 of the rotating unit 70 to be described later is selectively to the upper corresponding catching portion 614 and the lower corresponding catching portion 615. I get caught.

At this time, the receiver 61 is formed with a plurality of slits (616) cut up and down along the outer circumferential surface, the engaging portion 731 is the upper corresponding engaging portion 614 in the lower corresponding engaging portion 615 ), Or vice versa, the outer wall of the receiver 61 is easily inward with respect to the slit 616 when passing between a region between the upper corresponding catching portion 614 and the lower corresponding catching portion 615. This is to allow pressurization.

On the other hand, the upper corresponding catching portion 614 is to have a suitable distance from the lower corresponding catching portion 615,

At this time, the appropriate distance is the ratchet 613 and the corresponding ratchet 733a to be described later, the sub ratchet 732a to be described later and the corresponding subratchet when the rotary unit 70 is pulled from the housing 60. The moving distance of the rotation unit 70 to the extent that the engagement of the (733b) can be released respectively.

And the body 62 is

To be formed on one side of the receptor 61,

It has an elastic string insertion portion 621 connected to the receiving space portion 611 of the receptor 61.

At this time, in the present invention, two insertion portions 621 are formed.

Rotating unit 70

As shown in Figures 3 and 4,

It is coupled to the housing 60 to enable vertical movement by the installation means 80,

A pillar body 71 having an inner center hole 711 and an elastic string fixing portion 712 on the outer circumferential surface to be fitted to the central axis 612,

A lower body 72 provided below the pillar body 71, and

A gripping upper body 73 provided above the pillar body 71.

It is made, including.

Wherein the coupling portion 712 of the pillar 71 is provided with two formed on each side wall of the outer peripheral surface of the pillar 71,

In addition, each coupling portion 712 is formed with one or more coupling holes 712a therein.

When one coupling hole 712a is formed, the other end of the elastic string may be inserted into the coupling hole 712a, and the other end portion may be knotted to be coupled to each other.

When two coupling holes 712a are formed, the other end of the elastic string is inserted into one coupling hole 712a, and the other end portion is inserted into another coupling hole 712a, and then the other end portion is knotted or elastically reeled out. It can be tied to a string and combined.

In addition, different elastic strings 30A and 30B are coupled to each coupling portion 712.

As in FIGS. 3, 3 and 4, the upper body 73

A plate 732 integrally formed on the pillar 71 with a plurality of different sub-ratchetes 732a radially arranged thereon, and a plurality of corresponding ratchets 733a engaged with the respective ratchets 613. And a gripping member 733 having a plurality of corresponding subratchets 733b engaged with each of the sub ratchets 732a and having a catching portion 731 formed along an inner circumferential surface thereof and arranged above the plate 732.

In this case, the holding member 733 is formed with an open space portion 733c at the position where the corresponding ratchet 733a is arranged, and the corresponding ratchet 733a and the open space portion 733c are connected to a portion 733d. Interconnected by Accordingly, the corresponding ratchet 733a and each corresponding subratchet 733b are integrally formed with the gripping member 733.

As a result, when the corresponding ratchet 733a is engaged with the ratchet 613 and moves over the ratchet 613, the ratchet 733a can be elastically pushed and returned based on the connection portion 733d.

As another embodiment, as shown in "E" of FIG. 3, the gripping member 733 includes a concave-type mounting space portion 7311 and a relay portion 7332 mounted thereto on a lower surface thereof, and the relay portion 7332. ), Each corresponding ratchet 733a and each corresponding subratchet 733b are arranged. In this case, the open portion 733c and the open space portion 733c and the connecting portion 733d are also formed in the relay portion 7332 for the elastic pushing and returning operations of the corresponding ratchets 733a. As a result, a separate relay unit 7332 formed with the corresponding ratchet 733a and the corresponding subratchet 733b may be provided and mounted on the holding member 733.

And each control unit (50A, 50B) is

As shown in Figures 3 and 4,

The body 62 of the housing 60 has a sewing blade 622 formed around the sewing blade 622 is sewn (S) to each of the strap (20A, 20B).

Looking at the backpack of the present invention using the control unit (50A, 50B) consisting of the above configuration,

When the catching portion 731 is caught by the lower corresponding catching portion 615

The ratchet 613 and the corresponding ratchet 733a, the sub ratchet 732a and the corresponding subratchet 733b are engaged with each other to rotate the holding member 733 of the rotary unit 70 in one direction. As the sub ratchet 732 a is caught by the corresponding sub ratchet 733 b,

The pillar 71, the lower body 72, and the plate 732, which form a bundle, may also be rotated in one direction so that the corresponding ratchet 721 may move over the ratchet 613. As a result, the elastic string is stretched and wound around the pillar body 71 (refer to [a] and [b] of FIG. 5).

When the holding portion 731 is caught by the upper corresponding catching portion 614 by holding the holding member 733 and pulling it out of the housing 60.

Each of the ratchet 613 and the corresponding ratchet 733a, the sub ratchet 732a, and the corresponding subratchet 733b which are engaged with each other are disengaged from each other, thereby forming one bundle and a lower portion. By being forcedly rotated in the other direction by the elastic force of the elastic string wound the sieve 72 and the plate 732 or the weight of the object stored in the body 10, the elastic string is automatically released from the pillar (71) . In this case, unwinding of the elastic string means that the state is changed from a state in which the elastic string is pulled and wound to a state in which the elastic string is loosely wound (see FIG. 6A and B).

Therefore, as shown in [a] of FIG. 8, when the bottom of the body 10 of the backpack is located below the waist of the user and is spaced apart from the back or the waist,

As shown in [b] of FIG. 8, the respective elastic strings 30A and 30B are wound by the respective adjusting units 50A and 50B, thereby reducing the storage space 13 of the body 10 (ie, volume). In addition, while the bottom surface of the body 10 is raised to the upper side, the back of the body 10 is in close contact with the back and waist.

On the other hand, the installation means 80

As shown in Figures 3 and 4,

Fastening holes 81 formed in the central axis 612 of the receiver 61 of the housing 60

A recessed groove 82 which is recessed in the center of the upper body 73 of the rotating unit and communicates with the center hole 711 of the pillar body 71, but larger in diameter than the center hole 711.

Bolt 83 is fastened to the fastening hole 81 and the head 831 is located in the seating groove 82

It is made, including.

In this case, the ratchet 613 and the corresponding ratchet 733a, the sub ratchet 732a and the corresponding subratchet 733b are engaged with each other.

The separation distance between the head 831 of the bolt 83 and the lower step 821 of the seating groove 82 preferably corresponds to the separation distance between the upper and lower corresponding engaging portions 614 and 615, which is the locking distance. This is to implement an operation in which the unit 731 is selectively caught by the upper and lower corresponding engaging portions 614 and 615 and stopped.

And as shown in Figure 3, the cap (C) for covering the mounting groove 82 and the bolt 83 may be further provided, the cap (C) is a holding member of the upper body 73 by an adhesive or the like (733) is attached to the top.

On the other hand, the backpack according to the present invention

The elastic strings 30A and 30B and the mounting means 40

As shown in FIG. 1, the outer shell 11 constituting the body 10 and the strap outer shell 21 constituting the straps 20A and 20B are arranged, or

As shown in FIG. 9, between the body shell 11 and the body inner shell 12 constituting the body 10 and between the strap shell 21 and the strap inner shell 22 constituting the straps 20A and 20B. It may be arranged to intervene.

In the former case, each of the elastic strings 30A and 30B and the mounting means 40 can be visually confirmed, and thus, the operation confirmation and visual promotion effect can be expected. In this case, the respective elastic strings 30A and 30B are It is preferable to implement so as not to catch on an external object.

In the latter case, each of the elastic strings 30A and 30B and the mounting means 40 may not be exposed to the outside, so a neat backpack image may be expected.

In the above description of the present invention, with reference to the accompanying drawings, a pack having a specific shape and structure has been described based on "improved ease of use and wearing stability," but the present invention can be variously modified and changed by those skilled in the art. Modifications and variations are to be construed as falling within the protection scope of the present invention.

10: body
11: body jacket 12: body jacket
13: storage space
20A, 20B: first and second strap
21: strap jacket 22: strap jacket
30A, 30B: first and second elastic strings
31: identification unit
40: mounting means
41: guide 411: sewing blade pieces
412: guide fixing member 412a: guide fixing body
412b: sewing blade piece 42: support
421 support body 422 distribution
50A, 50B: first and second control unit
60 housing
61: receptor 611: receiving space
612: central axis 613: ratchet
614: upper corresponding catching part 615: lower corresponding catching part
616: slit 62: body
621: Insertion portion 622: Sewing wing portion
70: rotating unit
71: pillar 711: central hall
712: coupling portion 712a: coupling hole
72: lower body 73: upper body
731: locking portion 732: plate
732a: sub ratchet 733: gripping member
733a: Counter Ratchet 733b: Counter Ratchet
733c: open space part 733d: connection part
7331: mounting space 7332: relay
80: installation means
81: fastening hole 82: seating groove
821: step 83: bolt
831: head

Claims (7)

A body 10 having a storage space 13;
First and second straps for suspenders 20A and 20B provided at both rear sides of the body 10;
One side of the body 10 passes through the bottom surface of the body 10 and passes from the lower portion of the straps 20A and 20B to the front one side and the other side starting points S1 and S2, respectively. Endless first and second elastic strings 30A and 30B which are arranged to descend to the other side and then arrive at respective viewpoints S1 and S2 again;
Mounting means for installing the elastic strings 30A and 30B on the body 10 and the straps 20A and 20B so that the respective elastic strings 30A and 30B can be moved along the respective alignment lines; 40); And
The first and second adjustment units 50A, which are mounted on the straps 20A and 20B, and which perform winding and unwinding operations on the elastic strings 30A and 30B arranged on the straps 20A and 20B, respectively. 50B);
Including but not limited to,
The mounting means 40 is
It is made up of 14 to 26 tubular guides 41 are mounted at regular intervals along the array lines of each of the elastic strings (30A, 30B) and the elastic strings (30A, 30B) pass through the inside,
Each guide 41 has two guide fixing members 412 fitted on both front and rear ends and having a sewing blade piece 412b. .
delete delete delete The method of claim 1,
Ease-of-use and comfort of use, characterized in that the elastic string U-turn support 42 is mounted in the region corresponding to the starting point (S1, S2) of each of the elastic string (30A, 30B) in the body (10) This enhanced backpack.
6. The method according to claim 1 or 5,
Each of the control unit (50A, 50B) is a backpack having improved ease of use and wearing stability, characterized in that mounted on the upper end (上端 部) of each strap (20A, 20B).
6. The method according to claim 1 or 5,
The elastic strings (30A, 30B) is characterized in that the ease of use, characterized in that the identification unit 31 is formed to visually check the degree of winding or unwinding by the respective control units (50A, 50B) and Improved wearing comfort backpack.

Images