JPH065527U - Band length adjuster - Google Patents

Abstract

(57) [Summary] [Purpose] To provide a band length adjuster that can open and close the opening and closing lid easily and reliably and can prevent the opening of the band from being disengaged by careless opening. The purpose is to [Structure] The parallel side frames 1 are integrally connected by a front lateral frame rod 2, a central frame rod 3, a rear lateral frame rod 4 and a lid abutting rod 5 for inserting and supporting the band in a meandering cross section, An opening / closing lid having an adjusting tool main body A in which a band starting end hooking projection 6 is formed on the back surface of the central frame rod 3 and a shaft support 11 rotatably supported by a shaft 10 at one end on the back surface side of the adjusting tool main body A. A band composed of B and inserted and supported in a meandering cross section through the front side frame rod 2, the center frame rod 3, and the rear side frame rod 4 is folded back so that the start end thereof is hooked on the band start end hooking projection 6. In the band length adjuster, a locking edge 7 is provided so as to project from an upper end edge portion of the band start end hooking projection 6, and the opening / closing lid B is a fully closed plate, which is the back surface of the locking lid 7. At the corresponding position, the locking edge 7
An engaging projection 8 that elastically engages with is formed, and the opening / closing free end is the opening / closing operation end 9.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a band length adjuster used to adjust the length of a band of a shoulder type case or various devices.

[0002]

[Prior art]

 Generally, the shoulder type case and bands used for various devices are used by attaching both ends to the case and devices, but the length must be adjusted to ensure a stable shape. The length adjuster is used in the. Many of these length adjusters are simply provided with a horizontal rod at the center of the frame and folded back to form a double band, which is inserted and supported in a meandering shape. There is a defect that the starting end is pulled out, and this causes various inconveniences. For this reason, as shown in FIG. 4, a front side frame rod 2, a center frame rod 3, and a rear side frame rod 4 for inserting and supporting the band in a meandering cross-section are provided on the rectangular frame body 21, and the An adjusting device body a having a band starting end hooking protrusion 6 formed on the back surface of the frame rod 3, and an openable and closable support with one end on the back surface side of the adjusting device body a as a fulcrum, and sandwiching the band starting end hooking protrusion 6 from the left and right. As described above, the vertical split portion 22 is provided, and on the outer surface of the free end thereof, the locking projection 23 for locking to the adjustment tool body a and the opening / closing lid b having the knob piece 24 for opening / closing operation are formed. The present invention was devised and is disclosed as Japanese Utility Model Laid-Open No. 63-61924.

[0003]

[Problems to be solved by the device]

 However, as described above, the opening / closing lid b has the vertical split portion 22 so as to sandwich the band start end hooking projection 6 from the left and right, and the lock for locking the adjuster body a on the outer surface of the free end portion. When the protrusion 23 and the knob piece 24 for opening and closing are formed, when the opening and closing lid b is opened, a force is applied in the opening direction while pinching the knob piece 24 from the left and right with two fingertips. Since it must be done, it complicates the operation and gives pain to the fingertip. In the case of the closing operation, since the vertical split portion 22 forks, only one side is locked if the pressing operation is biased. However, since the knob piece 24 further protrudes to the left and right, another object is caught on it and the opening / closing lid b is opened carelessly, and the starting end of the band comes off the band starting end hooking projection and is pulled out. Dropping the case and equipment There was problems such cells. An object of the present invention is to provide a band length adjuster in which the opening / closing operation of the opening / closing lid can be performed easily and surely, unintentional opening is eliminated, and the start end of the band can be prevented from coming off. It is a thing.

[0004]

[Means for Solving the Problems]

 The band length adjuster of the present invention is made of a synthetic resin, and as shown in FIGS. 1, 2 and 3, a front lateral frame for supporting the parallel side frames 1 in a meandering cross section. An adjusting device main body A in which a band starting end locking projection 6 is formed on the back surface of the central frame rod 3 by integrally connecting the rod 2, the central frame rod 3, the rear lateral frame rod 4 and the lid contact rod 5, and the adjusting device. The back side of the main body A comprises an opening / closing lid B having a shaft support 11 rotatably supported by a shaft 10 at one end, and has a cross section meandering to a front horizontal frame rod 2, a central frame rod 3 and a rear horizontal frame rod 4. A band length adjuster in which a band inserted and supported in a loop shape is folded back so that the start end of the band is hooked on the band start end hooking protrusion 6, and a locking edge 7 is projected on the upper end edge of the band start end hooking protrusion 6. At the same time, the opening / closing lid B is a fully closed plate and is locked at a position corresponding to the locking edge 7 on the back surface thereof. 7 and engaging projections 8 to be elastically engaged are formed, it is characterized in that the opening and closing the free end and the opening and closing steering Sakutan 9.

[0005]

[Action]

 With the above configuration, when the band is attached and the opening / closing lid B is closed, the engaging projection 8 formed on the back surface of the opening / closing lid B is pressed at the starting end portion of the band and, at the same time, the adjustment tool body A is pressed. It is elastically and surely engaged with the engaging edge 7 of the band start end engaging protrusion 6. Further, the opening / closing operation end 9 of the opening / closing lid B is positioned so as to overlap the band, so that chances of catching other objects are reduced, and removal of the band start end portion due to careless opening of the opening / closing lid B is eliminated. Act on.

In the band length adjuster of the present invention, as in the conventional case, as shown in FIG. 3, a band D having a hook hole C for hooking the band start end hooking projection 6 at the start end portion is provided on the rear lateral frame rod 4. From the horizontal space of the shaft 10 and the central frame rod 3 and the rear lateral frame rod 4 so as to pass over the central frame rod 3, and between the central frame rod 3 and the front lateral frame rod 2, the lid Pull out from the horizontal space between the rod 5 and the front horizontal frame rod 2, fold it back through a suspending tool (not shown), and again through the horizontal space to the hanging hole C of the starting end on the band starting end hooking projection 6. Wear it so that it hangs. Then, the suspenders are used by being combined with a case, a video camera or the like.

[0007]

[Effect of device]

 As described above, the band length adjuster of the present invention has the front side frame rod 2, the center frame rod 3, and the rear side frame 1 for inserting and supporting the parallel side frames 1 in a meandering cross section. An adjusting tool main body A having a band starting end hooking projection 6 formed on the back surface of the central frame rod 3 and a shaft 10 at one end on the back surface side of the adjusting tool main body A, which are integrally connected by a rod 4 and a lid contact rod 5. It comprises an opening / closing lid B having a pivotally supported portion 11 which is rotatably supported. The band which is inserted and supported in a meandering cross section through the front side frame rod 2, the center frame rod 3, and the rear side frame rod 4 is folded back. In a band length adjuster in which the starting end is hooked on the band starting end hooking protrusion 6, a locking edge 7 is provided on the upper edge of the band starting end hooking protrusion 6, and the opening / closing lid B is attached. An engaging projection 8 that is elastically engaged with the locking edge 7 at a position corresponding to the locking edge 7 on the back surface of the fully closed plate. Since the opening / closing free end is formed as the opening / closing operation end 9, when the band is attached and the opening / closing lid B is closed, the hooking protrusion 8 formed on the back surface of the opening / closing lid B forms the start end of the band. At the same time as it is pressed, it is elastically and reliably engaged with the locking edge 7 of the band start end locking projection 6 of the adjuster body A, and when the opening / closing lid is opened and operated as in the conventional case, the knob piece is There is no need for complicated operations such as applying force in the opening direction while pinching from the left and right with two fingertips, and pain is not given to the fingertips. Also in the case of the closing operation, since the vertical dividing portion 12 is not formed as in the conventional case and the plate is a fully closed plate, the biased locking is eliminated and the start end portion of the band is concealed. Will improve. Furthermore, the opening / closing operation end 9 of the opening / closing lid B is positioned so as to overlap with the band, so that the chances of catching other objects are reduced, and the removal of the band start end due to careless opening is eliminated, and the case or video camera is removed. It will not be damaged by falling. Therefore, according to the present invention, it is possible to provide a band length adjuster in which the opening / closing operation of the opening / closing lid can be easily and surely performed, unintentional opening is eliminated, and the start end of the band can be prevented from coming off. it can.

[Brief description of drawings]

FIG. 1 is a plan view of a band length adjuster according to the present invention.

FIG. 2 is an exploded sectional view taken along the line EE of FIG.

FIG. 3 is a sectional view of an assembled state taken along the line EE of FIG.

FIG. 4 is a plan view of a conventional band length adjuster.

[Explanation of symbols]

1 side frame 2 front side frame rod 3
Center frame rod 4 Rear horizontal frame rod 5 Lid-bar 6
Band start end hooking protrusion 7 Locking edge 8 Engagement protrusion 9
Opening / closing end 10 Shaft 11 Shaft support

Claims (1)

[Scope of utility model registration request] 1. A front lateral frame rod 2, a central frame rod 3, for inserting and supporting a band in a meandering cross section between parallel side frames 1.
The rear lateral frame rod 4 and the lid contact rod 5 are integrally connected to each other, and the central frame rod 3
Adjuster body A with a band start end hooking protrusion 6 formed on the back side of the
And an opening / closing lid B having a shaft supporting portion 11 rotatably supported by a shaft 10 at one end on the back surface side of the adjusting tool main body A,
A band length adjusting tool in which a band which is inserted and supported by the front lateral frame rod 2, the central frame rod 3, and the rear lateral frame rod 4 in a meandering cross section is folded back and the starting end thereof is hooked on the band starting end hooking projection 6. In the above, a locking edge 7 is projectingly provided on an upper edge portion of the band start end hooking projection 6, and the opening / closing lid B is a fully closed plate at a position corresponding to the locking edge 7 on the back surface thereof. A band length adjuster made of synthetic resin, characterized in that an engaging projection 8 is formed to elastically engage with the locking edge 7, and an open / close end is an open / close operation end 9.