JPH11187911A - Loose ring of watch strap and watch case structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To freely stop a loose ring in an optical position, and to prevent upweard parting of a watch case by installing a strap sandwiching member inside an almost hollow square cross-sectional loose ring, sandwiching a strap by the strap sandwiching member and an inner wall of the loose ring, and holding the loose ring by the strap by proper frictional force. SOLUTION: In an integral strap 1 capable of installing a wristwatch on an arm by a single strap, the single strap 1 is connected to a watch case 8 by engaging a double end pin 15a of this spring bar 15 with a hole of a connecting leg 10 of the watch case 8 by fitting/installing the spring bar 15 to/in a metallic holding cylinder installed in one end part. An annular part 4a of the base part of a push bar 4 lockable on a push hole 3 on the other end side of the strap 1 is penetrated through the central part of the spring bar 15. A loose ring 6 is slidably fitted to this strap 1, but in this case, the loose ring 6 can be locked by proper frictional force by arranging a band sandwiching member 16 formed of the spring bar 15 in the loose ring 6 to fasten the loose ring 6 to an optional position.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a play band for holding a tip portion of a watch band having a buckle, and a watch case structure.

[0002]

2. Description of the Related Art In a band having a buckle, a buckle stick attached to one band is inserted into one of a band connecting hole and a band length adjusting hole formed in the other band. The two ends of the band are connected by this, but the band part ahead of the part where the stick is engaged is held in the band main body, and a play can with a substantially rectangular cross section to prevent the tip from floating It is fitted to the band. However, since this play can move freely on the band, its position is undefined, and in order to engage the band tip, the play can must be moved to the band tip portion each time. The operation was troublesome. On the other hand, there is a band that is worn on a wrist with a single band commonly called a single band. Japanese Utility Model Laid-Open No. 49-112267 discloses such a single band.

FIG. 12 is a plan view showing a wristwatch using the single band, and FIG. 13 is a partially cutaway side view. A cylindrical portion 43 to which a rod 42 attached to the base is attached to the single band 41
Are formed, and a large number of holes 44 are formed at the tip. On the other hand, a pair of connecting feet 47 extending in the longitudinal direction of the band are formed in a case 46 of the wristwatch 45, and a band attaching rod 48 made of a spring bar is attached to the connecting feet.

[0004] To attach the band 41 to the watch case 46, an annular portion at the base of a notch bar 42 formed at the center of the cylindrical portion 43 is inserted, and the band mounting bar 48 is attached to the one cylindrical portion 43 and the bar. 42 annular portion, and the other cylindrical portion 4
After inserting the band mounting rod, one end of the band mounting rod is inserted into one hole of the connecting foot 47 of the case 46, and the other end of the band mounting rod is inserted into the hole of the other connecting foot. The rod 42 is engaged with one of the holes 44 formed in the tip of the band 41, and the tip of the band is inserted into the play can 50 to hold the tip.

[0005]

In such a single band, when the band is opened and the tip of the band is removed from the rod 42 and the band is opened, there is no portion for stopping the play can 50. There is an inconvenience of saying that. Further, FIG.
As can be seen from the above, since the watch case 46 is floating above the band 41, there is a drawback that the case is likely to hit foreign matter, and if hit, the arm may be damaged or the case may be damaged. An object of the present invention is to provide a structure capable of stopping a play can at an arbitrary position in order to eliminate the above-mentioned drawbacks. Another object of the present invention is to provide a case structure that can prevent a watch case from rising.

[0006]

According to a first aspect of the present invention, there is provided a watch band having a buckle and a play can, wherein a band holding member is mounted inside a play can having a substantially U-shaped cross section. And the inner wall of the play can sandwiches the band, and the play can is held on the band with an appropriate frictional force. With such a configuration, since the play can stays at the position where it is placed on the band, it is easy to insert the tip of the band into the play can, and the play can fall off when the watch is removed from the wrist. There is no. Furthermore,
If the elastic cylinder is attached to the band holding member, the tip of the band is less likely to come off than the play can, and the surface of the band is not damaged. In addition, since the watch case is held by the band by the holding rod, the case does not float, so that the arm is not hurt or the case is not damaged.

[0007] According to a second aspect of the present invention, the band holding member attached to the inner side of the band in the lateral direction is a spring bar. In the play can according to claim 3, the band holding member comprises a cylindrical body and two rivets, the main body is disposed inside the play can, and the rivets are inserted through through holes in both side walls of the play can. The rivet is press-fitted and fixed to the main body.
In the play can according to claim 4, the band holding member is formed of a flanged pin, the flanged pin is inserted through one of the through holes on both side walls of the play can, and the tip portion is made to protrude from the other through hole. A flange-shaped retaining portion is provided at the tip end.

According to a fifth aspect of the present invention, the band holding member is a leaf spring having elasticity in the thickness direction of the band. According to the seventh aspect, the watch case has a pair of connecting feet on one side to form a buckle, and a pair of mounting feet on the other side, and retains the band on the mounting feet. The rod is fixed.

[0009]

FIG. 1 is a plan view of a single band provided with a play can according to the present invention, FIG. 2 is an enlarged side view showing a base of the single band, FIG. 3 is a plan view of the same, and FIG. FIG. 5 is a plan view showing the band and the wristwatch, FIG. 5 is a side view thereof, FIG. 6 is a cross-sectional view showing a play can according to the present invention, and FIG. 7 is an enlarged side view showing a used state. The single band 1 shown in FIGS. 1 to 3 is made of metal mesh, and a holding cylinder 2 having a metal plate bent at the base into a cylindrical shape is attached by welding an extended flat portion 3 to the back surface of the single band 1. ing. A notch 5 for a stick 4 to be described later is formed in the center of the holding cylinder 2. A play can 6 is slidably fitted to the single band 1. The play can 6 has a tubular shape with a rectangular cross section as shown in FIG.

On the other hand, a case 8 of the wristwatch 7 shown in FIGS. 4 and 5 has a pair of long connecting feet 10 protruding from one side wall.
A pair of short mounting feet 11 are formed on the other side wall. A holding bar 12 is fixed to the mounting foot 11, and a gap 13 is formed between the mounting bar 11 and the case 7. In addition, connecting foot 1
As shown in FIG. 7, a concave portion 14 with which the tip of the stick 4 is engaged is formed on the upper surface of the case 0. The attachment of the single band 1 to the case 8 is performed by the following method. First, the annular portion 4a of the base of the stick 4 shown in FIG. 7 is engaged with the notch 5 of the holding cylinder 2 of the band base. Next, the spring rod 15 shown in FIG. 1 is inserted into the cylinder from one end of the holding cylinder 2, penetrates the annular portion 4 a of the stick 4, and the other end of the spring rod 15 projects from the other end of the holding cylinder 2. . Then, spring bar 1
5 is pushed in against the springs,
The case 8 and the single band 1 are connected by engaging the pins 15a with the holes of the connecting feet 10 of FIG. Thus, a buckle 20 is formed by the side wall of the case 8, the pair of connecting feet 10, and the rod 4 attached to the holding cylinder 2.

According to the present invention, the band holding member 16 is provided in the play can as shown in FIG. 6 so that the play can 6 can be stopped at an arbitrary position. In the first embodiment of the present invention, the band holding member is constituted by a spring bar 17. As shown in FIG. 7, the single band 1 is inserted into the play can 6 so as to be double overlapped, so that the space of the play can has twice or more the width of the band. The spring bar 17 is attached in the lateral direction with respect to the longitudinal direction of the band, and its outer periphery is pressed against the outer wall of the band near the base of the single band 1 to place the play can 6 at an arbitrary position with a suitable frictional force. It is arranged so that it can be stopped. The spring rods 17 are attached to through holes or recesses formed in both side walls of the play can 6.

Next, a method of mounting the timepiece on the wrist according to the present invention will be described. First, put watch 7 on your arm,
The stick 4 is set up as shown by the chain line 4b in FIG. 7, and the tip 1a of the single band 1 is placed in the gap 1 between the case 8 and the holding rod 12.
3, and then pass through the frame of the buckle 20, bend the band tip 1a as shown in FIG. 7, and insert the stick 4 which is made in the same manner as a normal buckle into one of the holes 21 (FIG. 1). . Finally, the tip of the band is inserted into the space above the spring bar 17 in the play can 6 to complete the mounting. According to the present invention, the spring bar 17 is provided.
Since the band holding member 16 formed of the band remains at an appropriate position at the base of the single band 1, the tip 1a of the band is inserted into the play can 6 as it is when the position is appropriate. What is necessary is just to slide a can on a band, and to engage with the front-end | tip 1a.

As shown in FIG. 6, rubber is
If the cylinder 18 made of resin or synthetic resin is fitted, it is possible to more reliably fix the play can 6 to the band. Also,
The tip of the band is less likely to come off than the can. Further, when the play can 6 is moved to an appropriate position on the band, the band is not damaged by the cylinder 18 made of rubber, resin or the like, and the appearance quality of the band is not deteriorated. According to the present invention, since the play can stays at the position on the band, it is easy to insert the tip of the band into the play can,
Furthermore, when the watch is removed from the wrist, the play-can does not fall off. Furthermore, if an elastic cylinder is attached to the band holding member, the tip of the band is less likely to come off than the play can. In addition, since the watch case is held by the band by the holding rod, the case does not float, so that the arm is not hurt or the case is not damaged.

FIG. 8 is a cross-sectional view showing a second embodiment of the play can according to the present invention, and FIG. 9 is a view showing a band holding rod constituting a band holding member. The band holding bar 22 serving as a band holding member includes a cylindrical main body 23 and a rivet 24 inserted at both ends thereof. The body 23 has an inward projection 25.
Are formed at both ends, and a concave portion 26 is formed in the set tack 24 at a position corresponding to the convex portion 25. Yukan 2
Through holes 28 into which the main body 23 can be inserted are formed on both side walls of 7. To assemble the main body 23, insert the through hole 28
When the rivet 24 is pressed into the main body 23 from both ends thereof and the concave portion 26 is engaged with the convex portion 25 of the main body, the head of the rivet 24 is pressed against the outer wall of the play can 27. Thus, the band holding rod 22 is firmly attached to the play can 27.

FIG. 10 is a sectional view showing a third embodiment of a play can, and FIG. 11 is a view showing a flanged pin. In the present embodiment, a pin 30 with a stainless steel flange 31 is inserted as a band holding member into a through hole formed on both side walls of the play can 27, and the stopper portion 32 is formed by caulking one end 30a without the flange. The pin is fixed to the can. Further, as another example of the band holding member, a plate spring having elasticity in the thickness direction of the band (attached to both inner walls of the play can) may be used.

As shown in the second embodiment and the third embodiment, the band holding bar and the pin, which are band holding members, are firmly attached to the play can. It may be mounted as possible. In this embodiment, a single band made of mesh (metal) has been described. However, the present invention can be applied to a band composed of a normal two-body band (one band and the other band). In addition, it is also possible to use the play can of the present invention for a leather band, a resin band, etc., and by using this play can, there is always a play can at a predetermined position,
It is no longer necessary to adjust the position of the play-can each time the watch is carried as in the prior art, and it is extremely easy to attach the watch band to the wrist.

[0017]

According to the present invention, since the play can stays at the position on the band, it is easy to insert the tip of the band into the play can. Cans do not fall off. Furthermore, if an elastic cylinder is attached to the band holding member, the tip of the band is less likely to come off than the play can. In addition, since the watch case is held by the band by the holding rod, the case does not float, so that the arm is not hurt or the case is not damaged.

[Brief description of the drawings]

FIG. 1 is a plan view of a single band provided with a play can according to the present invention.

FIG. 2 is an enlarged side view showing a base of a single band.

FIG. 3 is a plan view showing a base of a single band.

FIG. 4 is a plan view showing a single band and a wristwatch.

FIG. 5 is a side view showing a single band and a wristwatch.

FIG. 6 is a sectional view showing a play can according to the present invention.

FIG. 7 is an enlarged side view showing a use state.

FIG. 8 is a sectional view showing a second embodiment of a play can according to the present invention.

FIG. 9 is a view showing a band holding rod constituting the band holding member.

FIG. 10 is a sectional view showing a third embodiment of a play can;

FIG. 11 is a diagram showing a flanged pin.

FIG. 12 is a plan view showing a conventional wristwatch using a single band.

FIG. 13 is a partially cutaway side view of a single band and a wristwatch.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Single band 2 Holding cylinder 3 Extension flat part 4 Sticking rod 4a Annular part 4b Chain line 5 Notch 6 Play can 7 Watch 8 Case 10 Connecting foot 11 Mounting foot 12 Holding rod 13 Gap 14 Depression 15 Spring rod 15a Both ends pins 16 Band pinching Member 17 spring rod 18 cylinder 20 buckle 21 attaching hole 22 band holding rod 23 main body 24 retaining tack 25 convex portion 26 concave portion 27 idler 28 through hole 30 pin 30a one end 31 flange 32 retaining portion 41 single band 42 attaching rod 43 cylindrical portion 44 hole 45 wristwatch 46 watch case 47 connecting foot 48 band mounting rod 50

Claims (7)

[Claims] 1. A watch band having a buckle and a play can, wherein a band holding member is mounted inside a play can having a substantially U-shaped cross section, and the band is held between the band holding member and the inner wall of the play can. A play band structure for a watch band characterized in that the play band is held on the band with a moderate frictional force. 2. The play band structure of the watch band according to claim 1, wherein the band holding member attached to the inside of the play band in the short side direction of the band is a spring bar. 3. The band holding member mounted in the width direction of the band inside the play can comprises a cylindrical body and two tacks, and the body is disposed inside the play can. The play band structure of the watch band according to claim 1, wherein the studs are inserted through through holes in both side walls of the play band, and the tack holes are press-fitted and fixed to the main body. 4. The band holding member mounted in the width direction of the band inside the play can comprises a flanged pin, and the flanged pin is inserted through one of the through holes in both side walls of the play can. 2. A play band structure for a watch band according to claim 1, wherein the distal end portion is protruded from the other through hole, and a flange-shaped retaining portion is provided at the distal end portion. 5. The play can structure for a watch band according to claim 1, wherein the band holding member attached to the inside of the play can is a leaf spring having elasticity in a thickness direction of the band. 6. A rubber, on the surface of the holding member of the band,
The play band structure of the watch band according to claim 1, wherein a tube made of at least one elastic material selected from a resin and a synthetic resin is attached. 7. A watch case has a pair of connecting feet on one side to form a buckle, and a pair of mounting feet on the other side.
A watch case structure, wherein a holding rod for holding a band is fixed to the mounting foot.