JPH0824602B2 - Backpack mounting device for backpack - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a backpack back strap mounting device for mounting the upper ends of left and right back straps by changing the positions in the vertical direction of the back contact surface of the backpack according to the person carrying the backpack. It is about.

[0002]

2. Description of the Related Art An apparatus for attaching a backpack for a backpack as described above is known, for example, from Japanese Utility Model Laid-Open No. 53-14460. This known backpack carrying device for attaching a backpack is elongated in the up-down direction, and connects the vertical strips fixed to the center of the back-contacting surface of the backpack at the upper and lower ends and the upper ends of the left and right carrying bands, It is composed of a band attachment body that is slidable in the vertical direction along a vertically long strip plate. A plurality of adjustment holes are provided in the vertically elongated strip plate at predetermined intervals in the vertical direction, and a fixing hole communicating with the adjustment hole of the vertically elongated strip plate is formed in the band mounting body.

[0003]

Since the conventional backpack band mounting device for a rucksack is configured as described above, the band mounting body is moved in the vertical direction along the vertically elongated strip plate so as to reach the desired adjustment position. When fixing, connect the fixing hole of the band mounting body to the nearest adjustment hole of the vertical strip, pass a series of screws through the fixing hole and the adjustment hole, and screw a nut on the tip of the screw protruding from either hole. Combine and tighten. When changing the adjustment position, the above operation is performed in reverse, the screws are pulled out from both holes, the band attachment body is moved to the desired adjustment position, and then the above operation is performed again.

In the case of adjusting in this way, since the longitudinal strip is fixed in contact with the back contact surface of the rucksack, if the head of the screw is on the back contact surface side of the rucksack, the screw is removed and inserted. Is hard to do. When the nut is placed on the back contact surface side of the rucksack, it becomes difficult to rotate the nut to tighten or loosen it.

The present invention has been made to solve the above-mentioned inconvenience, and the connecting portion of the second slide plate for connecting the upper end portion of the backpack band can be easily and easily moved to a desired adjusting position. The present invention provides a backpack band attachment device for a rucksack.

[0006]

A backpack band mounting device for a rucksack according to the present invention has two parallel vertical rails forming guide grooves facing each other in the vertical direction, and is provided on a back contact surface of the rucksack. First base plate that is fixed and that is slidable in the vertical direction of the base plate by engaging with the guide groove
A second slide plate that has a slide plate and a connecting portion that connects the upper ends of the left and right shoulder straps to each other, is in contact with the outer surfaces of the two vertical rails, and is slidable in the vertical direction of the base plate;
The first slide plate and the head portion in which the screw portion is screwed by adjusting the screwing degree of the screw portion which is passed through the two vertical rails after passing through the slide plate and screwed into the first slide plate. And at least one screw for fixing the second slide plate, which abuts on the base plate, to the base plate.

[0007]

In the backpack band mounting device of the backpack according to the present invention, when the screws are tightened, the first and second slide plates are in a sandwiching state in which the two vertical rails are sandwiched, so that the first and second slide plates are It can be fixed to the base plate. Also, when the screw is loosened, the first and second
Since the slide plate is in a non-sandwiched state in which the two vertical rails are not sandwiched, the first and second slide plates are not
It can be slid along the vertical rail of the strip. Therefore, after loosening the screws to move the first and second slide plates to desired positions in the vertical direction of the base plate along the two vertical rails, and then tightening the screws, the first and second slide plates are Is fixed at a desired position on the base plate.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view showing the structure of a backpack strap attaching device for a backpack according to an embodiment of the present invention, FIG. 2 is a front view showing a main portion, and FIG. 3 is a sectional view taken along line XX of FIG. . In these figures, 10 is a rucksack, 1
Reference numeral 2 denotes a back strap mounting device fixed to the back contact surface of the rucksack 10. This back strap mounting device 1
2 includes a base plate 14, a first slide plate 52, a second slide plate 56, and a screw 58.

Reference numeral 14 denotes a base plate, which is made of a slightly flexible polyurethane material and formed into a thin plate shape, and both left and right side portions are fixed to the back contact surface of the rucksack 10 by adhesions 16. Reference numerals 18 and 18 denote two parallel vertical rails, which are provided on the base plate 14 in the vertical direction. The two vertical rails 18, 18 are provided on the opposing base plate 14 side,
The ridges 20 each having an L-shaped cross section having guide grooves 19 facing each other in the vertical direction are provided to face the base plate 14, respectively.

Reference numeral 50 designates a first slide plate, which is made of a slightly flexible polyurethane material and has vertical rails 1 with two edges on both sides.
The base plate 14 is engaged with the guide grooves 19 and 19 of 8 and 18.
Recesses 51, 51 that are slidable in the up and down direction and that fit into the protrusions 20, 20 are provided. 52 indicates a second slide plate, which is molded from a slightly flexible polyurethane material,
Both side edges cover the two vertical rails 18, 18 and are bent so as to abut the base plate 14.

Reference numeral 53 denotes a connecting portion, which is the first slide plate 52.
A boomerang shape that extends laterally beyond the two vertical rails 18, 18 is provided at the upper end of the two mounting holes 54, 54 for connecting the back carrying bands 58, 58 through the upper ends of the back carrying bands 58, 58. ing. Reference numeral 56 denotes a screw, which passes through the second slide plate 52 and then passes between the two vertical rails 18, 18 so that the screw portion is screwed into the first slide plate 50 and the head portion is the second slide plate 52. To abut. The first slide plate 50 and the screw 56 are made of poly carbonate, Delrin, more steel plastic, or metal.

Therefore, the first slide plate 5 of the screw 56 is
By adjusting the screwing degree of the screw portion that is screwed to 0, that is, when the screw 50 is tightened, the first and second slide plates 50 and 52 are in a sandwiching state in which the two vertical rails 18 and 18 are sandwiched. Therefore, the first and second slide plates 50 and 52 can be fixed to the base plate 14. Further, when the screw 50 is loosened, the first and second slide plates 50 and 52 are in a non-clamping state in which the two vertical rails 18 and 18 are not clamped. Two vertical rails 18, 18 of plate 14
Can be slid along.

Next, the adjusting operation will be described. First, as shown in FIG. 3, the screw 56 is tightened and the two vertical rails 18, 1 are fastened by the first and second slide plates 50, 52.
8 is sandwiched and the screws 56 are loosened in a state where the first and second slide plates 50 and 52 are fixed to the base plate 14, the first and second slide plates 50 and 52 have two vertical rails 18. Since it is in the non-clamping state that the 18 and 18 are not clamped,
The first and second slide plates 50 and 52 can be slid in the vertical direction of the base plate 14 along the two vertical rails 18 and 18.

The first and second slide plates 50,
52 along the two vertical rails 18, 18 and the base plate 1
4 is moved to a desired position in the vertical direction, and then the screw 56 is tightened, so that the first and second slide plates 50 and 52 are moved to the 2nd position.
Since the vertical rails 18 and 81 of the strip are sandwiched, the first and second slide plates 50 and 52 are attached to the base plate 1.
4 can be fixed at any desired position.

As described above, according to the embodiment of the present invention, the first and second slide plates 50, 52 are adjusted by adjusting the screwing degree of the screw portion of the screw 56 with the first slide plate 50. Can be moved in the vertical direction of the base plate 14 and fixed at a desired adjustment position, so that the second slide plate 52 can be easily and easily moved to the desired adjustment position.

The rucksack 10 of the base plate 14
Although the fixing to the back contact surface of the above has been described with the example of the attachment 16, it may be performed by other means such as riveting. Also, in order to strengthen the threaded portion, the first slide plate 5
Although 0 may be formed of metal, a metal nut may be inserted into a plastic plate. In addition, screw 56
As explained in the above example, if fixed strength can be secured, 1
It may be one.

[0017]

As described above, according to the present invention, by adjusting the screwing degree of the threaded portion of the screw to the first slide plate, the first and second slide plates are moved in the vertical direction of the base plate. Since it can be moved and fixed at the desired adjustment position, the second slide plate can be easily and easily moved to the desired adjustment position.

[Brief description of drawings]

FIG. 1 is a perspective view showing a configuration of a backpack strap attaching device for a rucksack which is an embodiment of the present invention.

FIG. 2 is a front view showing a main part.

3 is a sectional view taken along line XX of FIG.

[Explanation of symbols]

 10 Rucksack 12 Carrying band mounting device 14 Base plate 18 Vertical rail 19 Guide groove 50 First slide plate 51 Recessed line 52 Second slide plate 53 Connecting part 56 Screw 58 Carrying band

Claims (1)

[Claims] 1. A base plate fixed to a back contact surface of a rucksack, the base plate having two parallel vertical rails forming vertically opposed guide grooves, and the base plate engaging with the guide groove. A first slide plate that can slide in the vertical direction of the plate, and a connecting portion that connects the upper ends of the left and right shoulder straps,
A second slide plate that is in contact with the outer surface of the two vertical rails and is slidable in the vertical direction of the base plate, and passes between the two vertical rails after passing through the second slide plate. By adjusting the screwing degree of the screw part screwed to the first slide plate, the first slide plate screwed to the screw part and the second slide plate contacting the head are fixed to the base plate. Backpack mounting device for a backpack comprising at least one screw.