WO2014141387A1 - バックル - Google Patents
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- WO2014141387A1 WO2014141387A1 PCT/JP2013/056820 JP2013056820W WO2014141387A1 WO 2014141387 A1 WO2014141387 A1 WO 2014141387A1 JP 2013056820 W JP2013056820 W JP 2013056820W WO 2014141387 A1 WO2014141387 A1 WO 2014141387A1
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- WIPO (PCT)
- Prior art keywords
- leg
- male member
- insertion direction
- engaged
- buckle
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- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
- A44B11/00—Buckles; Similar fasteners for interconnecting straps or the like, e.g. for safety belts
- A44B11/25—Buckles; Similar fasteners for interconnecting straps or the like, e.g. for safety belts with two or more separable parts
- A44B11/26—Buckles; Similar fasteners for interconnecting straps or the like, e.g. for safety belts with two or more separable parts with push-button fastenings
- A44B11/266—Buckles; Similar fasteners for interconnecting straps or the like, e.g. for safety belts with two or more separable parts with push-button fastenings with at least one push-button acting parallel to the main plane of the buckle and perpendicularly to the direction of the fastening action
Definitions
- the present invention relates to a buckle provided with a male member (plug) and a female member (socket).
- a buckle provided with a plug (male member) and a socket (female member) is used as a means for connecting the string-like members.
- the plug includes a base portion having an attachment portion for mounting the string-like member, and a pair of arm portions extending from one end of the base portion.
- the socket includes a flat cylindrical main body having a cavity for accommodating the arm of the plug, and a pair of openings for exposing the tip of the arm of the plug from the main body on both side surfaces of the main body. Is provided.
- the plug and the socket are called side release buckles because they are detachably locked in openings provided on both side surfaces of the main body of the socket.
- a convex engagement portion provided on the front surface and the back surface of the front end portion of the leg portion of the male member is provided with a predetermined inner wall surface of the main body portion of the female member.
- An example of a front and back engagement type buckle that attaches and detaches a male member and a female member by engaging or disengaging with an engaged portion provided at a position is described.
- Patent Document 1 has a complicated shape and may be difficult to mold. Therefore, as a buckle having a simpler configuration, a side engagement type buckle that engages and disengages the plug and the socket by using inclined surfaces or protrusions protruding outward from both side surfaces of the plug leg portion is also widely used. Has been.
- Patent Document 2 US Pat. No. 5,794,316 (Patent Document 2) is known as an example of a side engagement type buckle.
- a V-shaped stop member is provided inside the female member, and a V-shaped hooking surface is provided on the leg portion of the male member.
- the male member and the female member are detachable by inserting the leg portion of the male member into the female member and engaging or disengaging the V-shaped stop member and the V-shaped hooking surface on both sides of the female member. Connected.
- the side engagement buckle basically employs a configuration in which the female member and the female member are engaged and disengaged on the hooking surface protruding from the side surface of the leg portion of the male member. Therefore, when an unintended tensile force is applied in the direction of separating the male member and the female member from each other after the engagement, the engaged state is released and the male member and the female member are released without permission, or the leg portion of the male member. May be damaged.
- the strength of the leg of the male member is increased by increasing the cross-sectional area (thickness of the leg) of the leg of the male member or by providing a rib. There is a way to increase it.
- Patent Document 2 in order to provide a more reliable engagement between the male member and the female member, the area of the hooking surface formed on the leg portion of the male member that becomes the engaging surface with the female member. A method of taking a larger value can be considered.
- the present invention provides a buckle with a simple configuration and capable of improving the tensile strength without excessive load at the time of separation.
- a buckle comprising a male member and a female member capable of inserting and engaging the male member
- the male member protrudes from the side surface of the base part to which the string-like member can be attached, the pair of leg parts extending from one end of the base part, and the leg part opposite to the side where the pair of leg parts oppose each other.
- a pair of engagement surfaces respectively defined on surfaces intersecting the insertion direction (X)
- the female member has an insertion port into which one end of the leg can be inserted, an attachment portion to which the string-like member can be attached at the other end, and a cavity that communicates with the insertion port and accommodates the leg.
- An engaged surface that can be engaged with an engaging surface by a restoring force against elastic deformation of the leg when inserted to a position; After engaging the engaging surface of the male member and the engaged surface of the female member, when an external force opposite to the insertion direction (X) is applied to the male member, a pair of legs exposed from the opening are paired. The leg is elastically deformed in the opposite direction to the opposite side, so that the engagement width (W2) between the engagement surface and the engagement surface is larger than the engagement width (W1) before the external force is applied.
- a larger buckle is provided.
- the engagement surface is an inclined surface inclined with respect to the insertion direction of the male member.
- the portion is provided in a cavity between the side surface of the leg portion and the inner wall surface of the female member adjacent to the opening side wall surface.
- the leg portion further includes a base end portion extending from the base portion toward the insertion direction (X) and a base end portion extending further from the base end portion to the insertion direction (X).
- a bulging portion that bulges in the leg width direction (Y) intersecting with the insertion direction (X), and the base end portion is directed from the base end side in contact with the base portion toward the distal end side continuous with the bulging portion. It inclines with respect to the insertion direction (X) so that it may mutually approach gradually.
- the leg portion further includes a base end portion extending from the base portion toward the insertion direction (X) and a base end portion extending further from the base end portion to the insertion direction (X).
- a bulging portion that bulges in the leg width direction (Y) intersecting the insertion direction (X), and the engaging surface is provided in the bulging portion, and the engaging surface and the engaged surface are different from each other. It lies on a straight line (A) parallel to the insertion direction (X) and passing through the connecting portion between the base end and the base.
- the straight line (A) is located on the side opposite to the opposite side of the base end, and is located on the most opposite side of the opposite side. Through the outer part of the part.
- the male member includes a guide portion between the legs extending from the base portion in the insertion direction (X), and the female member has a leg portion in the cavity.
- a concave guide groove capable of suppressing the movement of the male member in the direction (Z) intersecting the insertion direction (X) when accommodated in the inner wall is provided on the inner wall surface.
- the male member has a movement restricting portion provided so as to protrude from the opposite side surfaces of the leg portion, and a base spaced apart from the movement restricting portion. And a deformation restricting portion that is connected to the movement restricting portion when the leg elastically deforms in the opposite direction (Z) and restricts further deformation of the leg in the opposite direction (Z).
- the buckle which concerns on embodiment of this invention is a fragmentary sectional view showing the engagement state of the male member and female member after the external force pulled in the direction opposite to the insertion direction (X) is added.
- it is a top view for demonstrating the inclination
- it is a fragmentary sectional view which shows the case where the engaging surface of a male member is a surface which cross
- a buckle 1 includes a male member 2 and a female member 3 into which the male member 2 is inserted and engaged.
- the male member 2 is integrally formed of metal or resin.
- the male member 2 includes a base portion 21 to which a string-like member can be attached, a pair of leg portions 22 extending from one end of the base portion 21, and a side surface 241 of the leg portion 22 on the opposite side to the side where the pair of leg portions 22 face each other. From the base 21 between the pair of legs 22 and the engagement surface 251A defined on the surface (intersection surface 251) that protrudes and intersects the insertion direction (X direction in FIG. 1) of the male member 2 The guide part 23 which protrudes toward the insertion direction (X) to the female member 3 is provided.
- a line passing through the center of the male member 2 and parallel to the insertion direction (X) is defined as a central axis (C).
- the direction relatively close to the central axis (C) is referred to as “inner side” or “opposite side of the leg portion 22”, and is relatively far from the central axis (C).
- the direction is referred to as “outside” or “direction opposite to the opposite side of the leg 22”.
- the center axis (C) is also a center axis passing through the center of the female member 3 as shown in FIG.
- the base 21 of the male member 2 is formed with a string attachment hole 211 into which the end of the string member is inserted.
- a connecting rod 212 for connecting the string-like member to the male member 2 is provided in the middle of the string attaching hole 211.
- the string attachment hole 211 is divided into two string attachment holes 211a and 211b.
- the string-like member can be attached to the male member 2 by being passed through the string attachment holes 211a and 211b and wound around the connecting rod 212, and the length of the string-like member can be adjusted. ing.
- the leg portion 22 of the male member 2 extends from the base portion 21 in the insertion direction (X) so as to further protrude from the base end portion 24 in the insertion direction (X).
- a bulging portion 25 bulging in the leg width direction (Y direction in FIG. 1) intersecting with the insertion direction (X).
- the bulging portion 25 is formed in a shape in which the dimension in the leg width direction (Y) gradually decreases toward the end of the leg portion 22.
- the bulging portion 25 is provided with an intersecting surface 251 that intersects the insertion direction (X) of the male member 2 so as to protrude outward from the side surface 241 outside the base end portion 24.
- an engagement surface 251 ⁇ / b> A that can be engaged with and disengaged from the female member 3 is defined on the intersecting surface 251.
- the intersecting surface 251 is preferably an inclined surface inclined with respect to the insertion direction (X). Specifically, as shown in FIG. 7, the intersecting surface 251 is preferably an inclined surface inclined with an inclination angle ⁇ 1 with respect to the central axis (C) parallel to the insertion direction (X). . “Inclination angle ⁇ 1” means an angle formed by the intersecting surface 251 viewed from the central axis (C) parallel to the insertion direction (X). Specifically, the inclination angle ⁇ 1 of the intersecting surface 251 of the leg portion 22 on the right side of FIG. 7 means an angle measured clockwise from the central axis (C). The inclination angle ⁇ 1 of the intersecting surface 251 of the leg 22 on the left side of FIG. 7 means an angle measured counterclockwise from the central axis (C).
- the size of the inclination angle ⁇ 1 is preferably 90 ° or less.
- the male member 2 when the inclination angle ⁇ 1 of the intersecting surface 251 is too large (for example, when the intersecting surface 251 is inclined downward as viewed in FIG. 7 toward the outside of the intersecting surface 251), the male member 2 is caused by an unintended external force. It becomes easy to remove from the female member 3.
- the inclination angle ⁇ 1 of the intersecting surface 251 is too small, the male member 2 must be inserted deeper into the female member 3 when the male member 2 and the female member 3 are engaged. Therefore, a large gap G (see FIG.
- the inclination angle ⁇ 1 is preferably 90 ° or less, and more preferably ⁇ 1 is 55 ° to 65 °.
- the male member 2 further protrudes toward the opposite side (inner side) of the leg part 22, so that the side faces (that is, the base end part) of the opposite side of the leg part 22.
- the movement restricting portion 26 is provided so as to protrude from the inner side surface 242 of 24 and the inner side surface 252 of the bulging portion 25.
- the guide portion 23 has a column shape protruding from the base portion 21 in the insertion direction (X) direction so as to extend along the central axis (C).
- the guide portion 23 includes a guide portion.
- a pair of deformation restricting portions 27 projecting outward from the outer side surface 231 of 23 are provided.
- the deformation restricting portion 27 is provided at an intermediate position in the longitudinal direction of the guide portion 23 and is disposed so as to be separated from the movement restricting portion 26 with a gap.
- the movement restricting portion 26 protrudes inward with respect to the inner side surface 252 of the bulging portion 25 and the inner side surface 242 of the base end portion 24 and extends in a direction opposite to the insertion direction (X). And a distal end portion 26B formed by bending in a hook shape toward the center of the male member 2 on which the guide portion 23 is disposed from the branch portion 26A. The end portion 26B is disposed to face the deformation restricting portion 27 in the insertion direction (X).
- the base end portion 24 of the leg portion 22 is elastically deformed outward, so that the bulging portion 25 moves in the outward direction (Z).
- the wall portion 261 facing the deformation restriction portion 27 of the end portion 26B of the movement restriction portion 26 formed integrally with the leg portion 22 and the wall portion 271 facing the end portion 26B of the deformation restriction portion 27 Touch.
- the movement restricting portion 26 comes into contact with the deformation restricting portion 27, and the bulging portion 25 continuous with the movement restricting portion 26 cannot be further elastically deformed in the outer direction (Z).
- the movement restricting portion 26 and the base 21 are restricted when the bulging portion 25 is moved inward by elastically deforming the base end portion 24 inward to accommodate the female member 3 in the cavity 32.
- the part 26 is disposed with a sufficient space between the base part 21 and the base part 21 so as not to contact the base part 21. Thereby, when the female member 3 and the male member 2 are inserted and engaged, the movement restricting portion 26 does not get in the way.
- the female member 3 is integrally formed of metal or resin. As shown in FIG. 1, the female member 3 has a flat portion 35 having an insertion port 35 into which the leg portion 22 of the male member 2 can be inserted at one end and an attachment portion 39 to which a string-like member can be attached at the other end.
- a cylindrical main body 31 is provided.
- a cavity 32 that communicates with the insertion port 35 and accommodates the leg portion 22 of the male member 2 is provided inside the main body portion 31.
- a pair of openings 33 are provided so as to penetrate the wall portion 36 of the main body 31 so as to communicate with the cavity 32.
- the engaged surface for locking the engaging surface 251A of the leg portion 22 of the male member 2. 361A is defined respectively.
- the engaged surface 361A is detachably engaged with the engaging surface 251A of the male member 2 by a restoring force against the elastic deformation of the base end portion 24 of the leg portion 22 when the leg portion 22 is inserted to a predetermined position. The face to be joined.
- the engaged surface 361A is preferably an inclined surface inclined with an inclination angle ⁇ 2 with respect to the insertion direction (X) (or the central axis (C)).
- “Inclination angle ⁇ 2” means an angle formed by the engaged surface 361A viewed from the central axis (C) parallel to the insertion direction (X).
- the inclination angle ⁇ 2 of the engaged surface 361A on the right side in FIG. 8 means an angle measured clockwise from the central axis (C).
- the inclination angle ⁇ 2 of the engaged surface 361A on the left side in FIG. 8 means an angle measured counterclockwise from the central axis (C).
- the magnitude of the inclination angle ⁇ 2 of the engaged surface 361A is preferably adjusted to be equal to or smaller than the inclination angle ⁇ 1 of the engagement surface 251A. More specifically, the inclination angle ⁇ 2 is preferably 55 ° to 65 °.
- the wall portion 36 of the main body 31 includes a pair of first side wall portions 37 (a left wall portion on the left side of the paper surface and a right wall portion on the right side of the paper surface) which are opposed surfaces provided with the openings 33.
- the first side wall portion 37 is integrally connected and can be constituted by four wall portions of a pair of second side wall portions 38 (upper wall portion, lower wall portion) facing each other.
- the second side wall portion 38 has an upper wall portion and a lower wall portion facing in the up-down direction intersecting the insertion direction (X), and one or both inner wall surfaces of the facing second side wall portion 38 are arranged on the inner wall surface.
- a guide groove 34 for guiding the guide portion 23 of the male member 2 into the cavity 32 when the leg portion 22 of the male member 2 is accommodated in the cavity 32.
- the guide groove 34 is disposed on the inner wall surface 381 of the lower wall portion constituting the second side wall portion 38, but the inner wall surface of the upper wall portion facing the lower wall portion.
- An equivalent guide groove may be provided on (not shown), and the guide groove may not be provided on the inner wall surface of the upper wall portion.
- the “vertical direction” refers to the front and back direction of the buckle 1 shown in FIGS. That is, the “vertical direction” means a depth direction perpendicular to the insertion direction (X) and perpendicular to the paper surface of FIG.
- the second side wall portion on the side seen in front of FIG. 1 is called an “upper wall portion” and directly from FIG.
- the second side wall portion on the far side that cannot be seen is called a “lower wall portion”.
- the guide groove 34 shown in FIG. 2 is formed so as to be continuous from the insertion port 35, and the columnar guide portion 23 of the male member 2 can be slid along the guide groove 34.
- the vicinity of the insertion slot 35 of the guide groove 34 is formed to gradually widen as the insertion slot 35 is approached, and the guide portion 23 intersects the insertion direction (X).
- the male member 2 provided with the guide portion 23 is guided to an appropriate position in the guide groove 34 even if it is inserted with a displacement in the direction (Z).
- the guide groove 34 has a width Wa as viewed from a direction orthogonal to the insertion direction (X) substantially equal to a width Wb as viewed from a direction orthogonal to the insertion direction (X) of the columnar guide portion 23, or about several mm. It is preferable that the groove is a concave groove formed with a gap (clearance). The shape of the concave groove is formed in accordance with the outer shape of the guide 23, and the guide 23 portion is inserted while being fitted along the concave groove of the guide groove 34.
- the insertion direction (X) The movement (backlash) of the male member 2 in the leg width direction that intersects with is suppressed.
- FIG. 4 shows that the male member 2 and the female member 3 are inserted by inserting the leg portion 22 of the male member 2 to a predetermined position in the cavity 32 of the female member 3 and bringing the engaging surface 251A into contact with the engaged surface 361A. It is a fragmentary sectional view which shows the state which was made into the engagement state.
- Space permitting portions 321 are respectively provided in the cavities 32 surrounded by the inner wall surface.
- the space allowing portion 321 is configured such that the bulging portion 25 of the leg portion 22 exposed from the opening 33 is opposite to the opposite side of the leg portion 22 in a state where the engaging surface 251A and the engaged surface 361A are engaged. It is a gap for allowing elastic deformation in the opposite direction.
- the space allowance portion 321 By providing the space allowance portion 321, the movement distance of the bulging portion 25 in the outer direction can be increased, so that the bulging portion 25 is easily elastically deformed in the outer direction.
- the engagement surface 251A and the engaged surface 361A in the case where the engagement surface 251A and the engaged surface 361A are brought close to each other to bring the male member 2 and the female member 3 into the engaged state.
- the width of the facing portion is defined as an engagement width W1.
- the opening side wall surface 361 hits the region R on the side close to the intersecting surface 251 of the side surface 241 of the base end portion 24 and is closer to the inner end 251 ⁇ / b> B located on the innermost side of the intersecting surface 251.
- the engagement width W2 between the engagement surface 251A and the engaged surface 361A is larger than the engagement width W1 before pulling in the direction opposite to the insertion direction (X).
- the bulging portion 25 of the leg portion 22 falls inward as in the case of disengagement, so that the engaged state is In many cases, the breakage occurs because the bulging portion 25 is not arbitrarily deformed or the bulging portion 25 is not deformed.
- the bulging portion 25 moves outward as opposed to the conventional buckle.
- the engagement width W2 (see FIG. 6) after the external force is applied becomes larger than the engagement width W1 before the external force is applied.
- the engagement area between the engagement surface 251A and the engaged surface 361A is increased, so that the tensile strength is improved, and the bulging portion 25 is moved inward by an external force, and the engagement state is released unintentionally. Can be suppressed.
- the buckle 1 when the male member 2 is accommodated in the female member 3, about half of the outside of the intersecting surface 251 is opened.
- the engaging surface 251A is in contact with the side wall surface 361.
- about half of the inner side of the opening side wall surface 361 is an engaged surface 361 ⁇ / b> A that contacts the intersecting surface 251. That is, compared with a conventional buckle in which almost the entire inclined surface and almost the entire opening side wall surface 361 are in contact with each other, the leg portion 22 is in a state (half-released state) that is about half separated from the beginning.
- the bulging portion 25 can be detached only by moving the bulging portion 25 inward by about half of the conventional buckle.
- the release load can be reduced as compared with the conventional buckle. Therefore, when the buckle 1 is engaged, the repulsive force due to the elastic return of the leg portion 22 is reduced. can do. As a result, the buckle 1 with a soft insertion feeling can be obtained.
- the engagement width W2 after applying the external force shown in FIG. 6 is too large compared to the engagement width W1 before applying the external force shown in FIG. 5, the release load becomes too small and the bulging portion 25 is caused by the external force. There is a problem that the engagement state is easily released by moving inward.
- the difference between the engagement width W2 and the engagement width W1 is too small, the amount of movement when the leg portion 22 is elastically deformed inward at the time of release increases, so that the release load increases. Therefore, it is preferable that the engagement width W2 after the external force is applied is 1.5 to 2.5 times, preferably twice as large as the engagement width W1 before the external force is applied.
- the engagement width W1 of the buckle 1 in the state of FIG. 5 can be, for example, about 0.9 to 1.3 mm, and the engagement width W2 of the buckle 1 in the state of FIG.
- the thickness can be about 1.8 to 2.6 mm.
- the base end portion 24 gradually goes inward from the base end side in contact with the base portion 21 toward the distal end side continuous with the bulging portion 25. It is preferable to incline the base end part 24 with respect to the insertion direction (X) so that it may mutually approach. Thereby, in the vicinity of the engaging surface 251A and the engaged surface 361A, the capacity of the space allowing portion 321 for the bulging portion 25 to be elastically deformed outward can be increased. After engagement of the mating surface 251A and the engaged surface 361A of the female member 3, when an external force opposite to the insertion direction (X) is applied to the male member 2, the bulging portion 25 exposed from the opening 33 is obtained. However, it becomes easy to elastically deform in the outward direction, and the male member 2 and the female member 3 are difficult to come off.
- the buckle according to the present invention when a straight line that is parallel to the insertion direction (X) and passes through the connecting portion with the base portion 21 of the base end portion 24 is a straight line (A).
- the engaging surface 251A and the engaged surface 361A are preferably on the straight line (A).
- the engaging surface 251A and the engaged surface 361A are arranged on the same straight line parallel to the insertion direction (X), so that the male member 2 is more unlikely to come off the female member 3.
- the bulging portion 25 of the male member 2 is pinched in the width direction so that the bulging portion 25 is inward.
- the female member 3 is inserted into the cavity 32 from the insertion port 35.
- the guide part 23 slides in the guide groove 34 shown in FIG.
- Each of the outer side surfaces 253 of the bulging portion 25 moves toward the attachment portion 39 of the female member 3 while contacting the inner wall surface 362 of the wall portion 36.
- the engaging surface 251A included in the leg portion 22 gets over the engaged surface 361A included in the female member 3, and the leg portion 22 is restored by the restoring force against the elastic deformation of the leg portion 22.
- the bulging portion 25 protruding outward from the opening 33 of the female member 3 is used. Move inward to pinch in the width direction.
- the base end portion 24 is elastically deformed in the inward direction, and due to the restoring force of the elastic deformation, the outer side surface 253 of the bulging portion 25 moves while sliding on the inner wall surface 362 of the wall portion 36.
- the male member 2 comes out so as to jump out of the female member 3.
- the buckle 1 according to the embodiment of the present invention is in a state after the male member 2 and the female member 3 are engaged with each other.
- the member 2 is in contact with the crossing surface 251 of the member 2 in almost half the area. For this reason, compared with the case where the opening side wall surface 361 and the crossing surface 251 are completely brought into contact with each other, the amount of deformation when the bulging portion 25 is elastically deformed inward can be reduced. The load at the time of separation can be reduced.
- the embodiment of the present invention has been described as described above, it should not be understood that the description and drawings constituting a part of this disclosure limit the present invention.
- the intersecting surface 251 in which the engagement surface 251A is defined is an inclined surface that is inclined with respect to the insertion direction (X) of the male member 2 is shown. Yes.
- the engagement surface 251A is not necessarily an inclined surface. That is, as shown in FIG. 9, it is needless to say that the intersecting surface 251 may be a surface that intersects perpendicularly with the insertion direction (X). Also, as shown in FIG.
- the buckle 1 according to the embodiment of the present invention may not include the movement restricting portion 26 or the deformation restricting portion 27 shown in FIGS.
- the present invention naturally includes various modes that are not explicitly described herein, and can be embodied by being modified without departing from the scope of the invention when it is practiced.
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Abstract
Description
雄部材は、紐状部材を取り付け可能な基部と、基部の一端から延びる一対の脚部と、一対の脚部が相対向する側と反対側の脚部の側面からそれぞれ突出し、雄部材の差込方向(X)に対して交差する面上にそれぞれ定義された一対の係合面とを備え、
雌部材は、脚部を差込可能な差込口を一端に有し、紐状部材を取り付け可能な取付部を他端に有し、差込口と連通し脚部を収容する空洞を内部に有する本体部と、空洞と連通するように本体部の壁部を貫通した一対の開口と、開口から取付部側へ向けて露出した開口側壁面上に定義され、脚部が空洞内の所定位置まで差し込まれた際に、脚部の弾性変形に対する復元力により係合面と係合可能な被係合面とを備え、
雄部材の係合面と雌部材の被係合面との係合後、雄部材に差込方向(X)とは逆向きの外力が加わった際に、開口から露出した脚部が、一対の脚部が相対向する側とは反対方向へ弾性変形することにより、係合面と被係合面との係合幅(W2)が外力の付加前の係合幅(W1)と比べて大きくなるバックルが提供される。
2…雄部材
3…雌部材
21…基部
22…脚部
23…ガイド部
24…基端部
25…膨出部
26…移動規制部
27…変形規制部
31…本体部
32…空洞
33…開口
34…案内溝
35…差込口
36…壁部
39…取付部
211…紐取付穴
212…連結杆
231…外側面
241…側面
241A…係合面
241B…外側部分
242…内側面
251…交差面
251A…係合面
251B…内端
252…内側面
253…側面
321…空間許容部
361…開口側壁面
361A…被係合面
362…内壁面
381…内壁面
Claims (8)
- 雄部材(2)と、前記雄部材(2)を差込係合可能な雌部材(3)とを備えるバックル(1)であって、
前記雄部材(2)は、紐状部材を取り付け可能な基部(21)と、前記基部(21)の一端から延びる一対の脚部(22)と、前記一対の脚部(22)が相対向する側と反対側の前記脚部(22)の側面からそれぞれ突出し、前記雄部材(2)の差込方向(X)に対して交差する面(251)上にそれぞれ定義された一対の係合面(251A)とを備え、
前記雌部材(3)は、前記脚部(22)を差込可能な差込口(35)を一端に有し、紐状部材を取り付け可能な取付部(39)を他端に有し、前記差込口(35)と連通し前記脚部(22)を収容する空洞(32)を内部に有する本体部(31)と、前記空洞(32)と連通するように前記本体部(31)の壁部(36)を貫通した一対の開口(33)と、前記開口(33)から前記取付部(39)側へ向けて露出した開口側壁面(361)上に定義され、前記脚部(22)が前記空洞(32)内の所定位置まで差し込まれた際に、前記脚部(22)の弾性変形に対する復元力により前記係合面(251A)と係合可能な被係合面(361A)とを備え、
前記雄部材(2)の係合面(251A)と前記雌部材(3)の被係合面(361A)との係合後、前記雄部材(2)に前記差込方向(X)とは逆向きの外力が加わった際に、前記開口(33)から露出した前記脚部(22)が、前記一対の脚部(22)が相対向する側とは反対方向へ弾性変形することにより、前記係合面(251A)と前記被係合面(361A)との係合幅(W2)が前記外力の付加前の係合幅(W1)と比べて大きくなることを特徴とするバックル。 - 前記係合面(251A)は、前記雄部材(2)の差込方向に対して傾斜した傾斜面であることを特徴とする請求項1に記載のバックル。
- 前記係合面(251A)と前記被係合面(361A)とが係合した状態において、前記開口(33)から露出した前記脚部(22)の前記反対方向への弾性変形を許容するための空間許容部(321)が、前記脚部(22)の側面(241)と前記開口側壁面(361)に隣接する前記雌部材(3)の内壁面(381、362)との間の前記空洞(32)内に設けられていることを特徴とする請求項1又は2に記載のバックル。
- 前記脚部(22)は、
前記基部(21)から前記差込方向(X)へ向けて延びる基端部(24)と、
前記基端部(24)から前記差込方向(X)へ更に延びるとともに前記差込方向(X)と交差する脚部幅方向(Y)へ膨出する膨出部(25)とをそれぞれ備え、
前記基端部(24)は、前記基部(21)と接する基端側から前記膨出部(25)と連続する末端側に向けて互いに次第に近づくように、前記差込方向(X)に対して傾斜していることを特徴とする請求項1~3のいずれか1項に記載のバックル。 - 前記脚部(22)は、
前記基部(21)から前記差込方向(X)へ向けて延びる基端部(24)と、
前記基端部(24)から前記差込方向(X)へ更に延びるとともに前記差込方向(X)と交差する脚部幅方向(Y)へ膨出する膨出部(25)とを備え、
前記係合面(251A)は前記膨出部(25)に設けられており、
前記係合面(251A)及び前記被係合面(361A)が、前記差込方向(X)に平行で且つ前記基端部(24)と前記基部(21)との接続部分を通る直線(A)上にあることを特徴とする請求項1~3のいずれか1項に記載のバックル。 - 前記直線(A)が、前記基端部(24)の相対向する側とは反対側の側面(241)において、前記相対向する側とは最も反対側に位置する前記基端部(24)の外側部分(241B)を通ることを特徴とする請求項5に記載のバックル。
- 前記雄部材(2)は、前記基部(21)から前記差込方向(X)へ延びるガイド部(23)を前記脚部(22)の間に備え、
前記雌部材(3)は、前記雄部材(2)の前記脚部(22)が前記空洞(32)内に収容された際に前記差込方向(X)と交差する方向(Z)への前記雄部材(2)の移動を抑制可能な凹形状の案内溝(34)を内壁面(381)上に備えることを特徴とする請求項1~6のいずれか1項に記載のバックル。 - 前記雄部材(2)は、前記脚部(22)の相対向する側の側面(242、252)からそれぞれ突出するように設けられた移動規制部(26)と、前記移動規制部(26)と離間して前記基部(21)に接続され、前記脚部(22)が前記反対方向(Z)に弾性変形する際に前記移動規制部(26)が当接して前記脚部(22)の前記反対方向(Z)への更なる変形を規制する変形規制部(27)とを更に備えることを特徴とする請求項1~7のいずれか1項に記載のバックル。
Priority Applications (6)
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PCT/JP2013/056820 WO2014141387A1 (ja) | 2013-03-12 | 2013-03-12 | バックル |
US14/775,573 US9585441B2 (en) | 2013-03-12 | 2013-03-12 | Buckle |
JP2015505128A JP6029741B2 (ja) | 2013-03-12 | 2013-03-12 | バックル |
DE112013006809.5T DE112013006809B4 (de) | 2013-03-12 | 2013-03-12 | Schließe |
CN201380076555.8A CN105208889A (zh) | 2013-03-12 | 2013-03-12 | 带扣 |
TW103106878A TWI544879B (zh) | 2013-03-12 | 2014-02-27 | buckle |
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PCT/JP2013/056820 WO2014141387A1 (ja) | 2013-03-12 | 2013-03-12 | バックル |
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WO2014141387A1 true WO2014141387A1 (ja) | 2014-09-18 |
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PCT/JP2013/056820 WO2014141387A1 (ja) | 2013-03-12 | 2013-03-12 | バックル |
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US (1) | US9585441B2 (ja) |
JP (1) | JP6029741B2 (ja) |
CN (1) | CN105208889A (ja) |
DE (1) | DE112013006809B4 (ja) |
TW (1) | TWI544879B (ja) |
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CN108712869B (zh) * | 2016-02-05 | 2021-09-21 | Ykk株式会社 | 卡扣 |
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CN107642533B (zh) * | 2016-07-20 | 2019-12-20 | 鸿富锦精密工业(武汉)有限公司 | 锁固机构 |
USD805952S1 (en) * | 2016-08-02 | 2017-12-26 | Doskocil Manufacturing Company, Inc. | Buckle |
JP3207690U (ja) * | 2016-09-14 | 2016-11-24 | Ykk株式会社 | バックル雄部材及びバックル |
USD811933S1 (en) * | 2016-11-04 | 2018-03-06 | Doskocil Manufacturing Company, Inc. | Buckle |
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USD880351S1 (en) * | 2018-01-18 | 2020-04-07 | Woojin Plastic Co., Ltd. | Buckle for bags |
CN113163904B (zh) * | 2018-12-07 | 2023-02-17 | Ykk株式会社 | 带扣用的插头及带扣 |
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- 2013-03-12 DE DE112013006809.5T patent/DE112013006809B4/de active Active
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CN105208889A (zh) | 2015-12-30 |
JP6029741B2 (ja) | 2016-11-24 |
DE112013006809B4 (de) | 2021-10-14 |
DE112013006809T5 (de) | 2015-12-10 |
US20160021988A1 (en) | 2016-01-28 |
TWI544879B (zh) | 2016-08-11 |
JPWO2014141387A1 (ja) | 2017-02-16 |
US9585441B2 (en) | 2017-03-07 |
TW201507654A (zh) | 2015-03-01 |
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