KR960001867B1 - Card-key-lock mechanism for slide fastener - Google Patents

Abstract

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Description

Card Locks for Slide Fasteners

1 is an exploded perspective view of a card lock for a slide fastener according to the present invention.

2 is a perspective view showing a state used in the bag.

3 is a cross-sectional view showing a card lock for a slide fastener according to the present invention.

4 is a sectional view taken along the line A-A of FIG.

5 is a sectional view taken along the line B-B in FIG.

6 is a sectional view taken along the line C-C of FIG.

7 is a sectional view taken along the line D-D of FIG.

8 is a plan view showing a regulation groove of the fixed coupling mechanism.

9 is a perspective view showing a control groove of the fixed coupling mechanism.

10 is a cross-sectional view showing a coupling pin attachment structure of the fixed coupling mechanism.

11 is an explanatory diagram showing a case where there is no window in the card lock as the identification unit.

12 is an explanatory diagram showing a case where there is a window in the card lock as an identification unit.

13 is an explanatory diagram showing a state that can pass through the card lock as the identification unit and

14 is an explanatory diagram showing a state where the card lock is advanced after passing through the card lock as an identification unit.

* Explanation of symbols for main parts of the drawings

3: slide fastener 4: slider

9: protrusion 14: card lock

15: insertion hole 16: card lock insertion groove

17 cylinder 18 latch

19: fixed coupling mechanism 20: identification unit

24: first spring 30: second spring

31: guide part 32: space part

34: regulation groove 35: coupling pin

36, 37: side groove 38: indentation

41: card lock window

The present invention relates to a card lock that can be locked and unlocked as a card lock for a slider for closing a slide fastener attached to an edge of a bag opening or closing bag, such as a suitcase or a briefcase.

This type of card lock is configured to advance and engage the latch on the slider of the slide fastener by spring force, to achieve a locked state by retaining the engaged state of the latch on the slider, and the latch to either floating or actuated state. It is released and locked by holding. As a means for controlling the floating and movable states, a cylinder moving corresponding to the latch is provided, and when the cylinder is advanced, the latch is made floating and the latch is made movable by reciprocating. Therefore, it is necessary to move the cylinder by some means, and it is necessary to hold it floating in that position in the moved position.

As such an example, (A) Utility Model Publication No. 88-122563 is configured to advance the cylinder and engage the card with a plurality of rakes by inserting a card lock to retain its state, and (B) Utility Model Publication. In Publication No. 92-83017, a card lock is inserted and the card lock is moved laterally, thereby interlocking with a cylinder to prevent movement by a rake.

In the publication (A), the gripper is exposed, and the gripper is exposed to the fixed case, which may damage the appearance, and the number of parts of the gripper increases. In addition, in the publication (B), the card lock is attached by pressing it in the transverse direction or by pulling it. Since the card lock is made of a thin resin or a metal plate, bending occurs when a large side pressure is applied, resulting in durability.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problem, and an object of the present invention is to be able to lock and unlock by inserting a card lock by moving the cylinder by applying a side pressure to the card lock.

The solution according to the present invention is installed so as to push the card lock by pressing the card lock in the discharge direction by the first spring is pressed by the card lock entered into the card lock insertion groove and pushed in the discharge direction, the clasp moving in parallel with the cylinder It is attached to the inlet edge of the card lock insertion groove by the first spring of the cylinder, and is pushed inward of the card lock insertion groove by the second spring installed on the latch, and the slide fastener slider inside the card lock insertion groove. Protruding portion provided in the temporary provision of the space engaging with the latch, characterized in that the fixed coupling mechanism is installed on the inside of the card lock insertion groove and the cylinder.

On the inlet edge side of the card lock insertion groove, corresponding to one or more windows provided in the card lock, the identification portion for restricting the insertion of the card lock is a coupling rake which is provided with rakes at both ends of the arc-like shape. It is good to form.

A guide portion for guiding a slide fastener slider may be provided in a space provided inside the card lock insertion groove.

In the fixed engagement mechanism, an envelope-shaped regulating groove in which the left and right side grooves connecting the V-shaped one end portion to the surface facing the inner cylinder of the card lock insertion groove as an indentation portion is provided with an indentation portion, the head head shaft of the clasp. And the length of the regulating groove is deepened from the side groove of one side thereof to the indentation part, and the other side groove is made shallower in order from the connection part with the side groove which is deeper than the indentation part. The movable portion may be installed in the third spring so as to be pushed from the deep side groove of the regulating groove to the shallow side groove through the indentation portion, and the coupling pin installed to be pushed downward in the movable portion may be inserted into the regulating groove.

By inserting the card lock the cylinder moves backwards against its first spring, and the clasp restrained by the movement advances backwards with the repulsive force of the second spring and engages the protrusion of the slider present in the space, At the same time, the cylinder is held by the stationary coupling mechanism to be moved backwards, and the lock state is maintained even when the card lock is removed. When the card lock is inserted again in this state, the fixed engagement mechanism is moved outward, the cylinder is retracted by the repulsive force of its first spring, and the latch is also retracted to be released by the protrusion.

When the guide portion for guiding the slider for the slide fastener is provided in the space portion of the card lock insertion groove, the protrusion of the slider is reliably provided at a predetermined position of the space portion, and the latching is correctly performed.

In addition, according to the fixed coupling mechanism of the above-described structure, when the engagement pin is set to enter the deep side groove side of the regulating groove in the released state, the cylinder moves to the indentation side as it moves forward, and pushes in the transverse direction opposite to the indentation portion. The coupling pin is inserted into the bottom of the indent by the third spring and stops, and the latch is deeply coupled to the protrusion and stopped in a slightly retracted state, whereby the protrusion is sufficiently engaged. The next time the card lock is inserted again, the latch advances slightly through the cylinder, during which the engagement pin moves from the indent to the shallow side groove, and the cylinder moves back with the repulsive force of its first spring and releases it. Will be.

The present invention is specifically described by way of example attached to the bag shown in FIG. By opening and closing the accessory body 2 to the bag body 1 with a hinge (not shown) in the lower center of the drawing, a pair of left and right slide fasteners 3 and 3 open the inlet edges of the bodies 1 and 2. The card lock is attached to a position in which both slide fasteners 3 and 3 are completely closed, so as to lock the slitters 4 and 4 closing the two slide fasteners 3 and 3. will be. As shown in FIG. 1, the slider 4 integrally forms the upper blade 5 and the lower blade 6 through the connecting column 7, and the pull tab 8 on the upper blade 5. And to install the annular projection (9) on the lower blade (6).

The card lock attaches the case 10 formed of the upper member 11 and the lower member 12 to the edge in the body 2 as the retaining member 13, as shown in FIG. ) Inserting hole (15) for inserting the card lock (14). In the case 10, the card lock insertion groove 16 leading to the insertion hole 15, the cylinder 17 pressed by the inserted card lock 14, and the advance of the cylinder 17 are equally advanced in succession to the slider 4; A clasp 18 coupled to the projection 9 of the, a fixed coupling mechanism 19 for holding the clasp 18 in an advanced state, and an identification portion 20 for inserting a specific card lock is installed.

As shown in Figs. 1 and 3, the cylinder 17 is provided with longitudinal members 22 and 22 at both ends of the transverse member 21 facing the insertion opening 15 side, and the transverse member 21 as shown in Figs. The support part 23 is similarly provided toward the insertion hole 15 in the center of the center, and is pushed toward the insertion hole 15 by a pair of left and right compression type first springs 24 and 24. One end of the first spring 24 is projected into a cavity formed in the longitudinal members 22, 22. In addition, the card lock insertion groove 16 is formed between the longitudinal members 22 and 22 of the cylinder 17 and the lower part of the support member 23 of the transverse member 21 and the lower member 12 of the case 10. The front end of the card lock 14, which is formed between the surfaces and inserted into the insertion hole 15, contacts the transverse member 21, and presses the cylinder 17 against the first spring 24 by the pressure applied at that time. It is supposed to be.

A pair of guide grooves 25 and 25 are installed on the upper surface of the support 23 of the cylinder 17, and the latches 18 and 18 are inserted into the guide grooves 25 and 25, respectively. ), The stopper 26 is provided to limit the amount of protrusion of the clasp 18.

Clasp 18 is coupled to the groove provided in the upper member 11 of the case 10, as shown in Figures 1, 3 and 6, the body portion moving along the guide groove (25) ( 27 has a head 28 projecting high in a stepped binary form, and a coupling part 29 into which the protrusion 9 of the slider 4 is inserted is provided in the head 28. The clasp 18 is pushed in the opposite direction to the cylinder 17 by the second spring 30. More specifically, a pair of clasps 18 and 18 may be provided to act as a lock on the pair of sliders 4 and 4, and in the case of one slider 4, only one clasp 18 may be used. .

In the upper member 11 of the case 10, as shown in FIGS. 1 and 4, the card lock 14 includes a guide portion 31 which is lowered in a stepped manner to the inside of the card lock insertion groove 16. As shown in FIGS. And the projection 9 of the slider 4 for closing the slide fastener 4 is moved so as to move over the guide portion 31, and the head of the clasp 18 28 is formed to protrude into the space 32 on the guide 31 in its upper member 11, and when the slider 4 moves on the guide 31, the clasp 18 is moved to the case 10. ) Is pushed inward, and is pushed again by the pushing force to be temporarily locked by engaging the protrusion 9.

The fixed coupling mechanism 19 provided in the lower member 12 and the cylinder 17 of the case 10 is located on the surface of the recess 33 provided inside the lower member 12, as shown in FIG. The heart-shaped restriction groove 34 is installed, and the coupling pin 35 is installed to the cylinder 17 into the restriction groove 34.

As shown in Figs. 8 and 9, the restricting groove 34 has a pair of left and right side grooves 36 and 37 which are connected to one end in a V-shape, and an indentation portion 38 having a concave shape at both ends thereof. It is formed into an envelope connected by), it is installed so that the indentation portion 38 is located inward. The length of each groove of the left and right side grooves 36 and 37 has a deep side groove 36 on the right side of the drawing, and the indentation 38 has the same length as the deep side groove 36, and the side groove on the left side of the drawing. 37 is gradually shallower to reach an intersection with the deep side groove 36 at the indentation portion 38 side, and a stepped portion is formed at the intersection of both side grooves 36 and 37.

The engaging pin 35 protruding toward the cylinder 17 transverses the movable part 39 into the groove in the lower surface of the transverse member 21 of the cylinder 17, as shown in FIGS. 7 and 10. Inserted to move in the longitudinal direction of the direction member, the third spring 40 is installed to be pushed toward the shallow side groove 37 through the indentation portion 38 in the deep side groove 36 of the regulating groove 34 And attaching the coupling pin 35 to the movable portion 39 to be resiliently movable, the coupling pin 35 bends the spring line in a U shape to bend its tip portion downward, and the bent portion of the coupling pin. It consists of (35).

When the cylinder 17 is retracted by the above structure, the coupling pin 35 is located at the tip of the deep side groove 36. In this state, the card lock 14 is inserted to insert the cylinder 17 into the first spring. It is pressed against the (24), the coupling pin 35 is moved to the front end of the deep side groove (36). At this time, the coupling pin 35 is installed in the movable part 39 pushed by the third spring 40 as described above, so that the coupling pin 35 has a shallow side groove of the side groove 36 in which the coupling pin 35 is deep. While pressing to the side of the side (37) to be brought into contact with each other, and facing the indentation 38, the rebound force of the third spring 40, the coupling pin 35 is moved in the transverse direction and the indentation ( 38) It stops in contact with the concave intrusion wall in the wall. At this time, the clasp 18 is deeply coupled to the protrusion 9 of the slider (4). When the card lock 14 is discharged, the cylinder 17 is retracted by the repulsive force of the first spring 24, so that the engaging pin 35 is indented outward from the concave intrusion wall in the indent 38. Since the back face of the bottom face and each side of the shallow side groove 37 are pressed, the retraction of the cylinder 17 is held in a stopped state. Although the amount of retraction of the cylinder 17 is very small, the clasp 18 is firmly engaged with the protrusion 9 to be locked.

To release this locking state, insert the card lock 14 again and press the cylinder 17 so that the engaging pin 35 escapes from the indent 38 and moves to the shallow side groove 37 to the first spring. The repulsive force of (24) causes the cylinder (17) to retreat, so that the clasp (18) rises outwardly from the projection (9) and the engaging pin (35) in turn in the shallow side groove (37). 17) comes to the rearmost retracted position and at the same time rushes into the deep side groove 36 to stop.

Next, when it is configured to release the locked state of the specified card lock 14, the one or more windows 41 are provided in the card lock 14.

The window 41 is drilled at the distal end of the card lock 14 as shown in FIG. 2 and is not a hole cut from the distal edge. As shown in FIGS. 1 and 5, the identification unit 20 provided in the case 10 has a card lock (shown in FIGS. 1 and 5) toward the entrance of the card lock insertion groove 16 in the upper and lower members 11 and 12 of the case 10. The recessed grooves 42 and 43 are respectively provided in correspondence with the window 41 of 14, and the coupling rake 44 is inserted into the groove 42 of the upper member 11. A plurality of identifications can be performed by being provided corresponding to the dog or each groove 42. In addition, when the position of the window 41 is changed in the card lock 14, a number of different identification can be performed by providing the engaging rake 44 correspondingly.

In the identification part 20 mentioned above, when the card lock 14 does not have the window 41 which opposes the engagement rake 44, as shown in FIG. 11, the engagement rake 44 inside the card lock 14 is shown. Invasion of the bar as it comes into contact with the pitchfork is prevented. However, when there exists an opposing hatch as shown in FIG. 12, the rake on the back side rotates about the pressed shaft 45, and the rake on the inlet side falls in the hatch 41 as shown in FIG. When inserted by the length of, the inner rake falls to the hatch 41 as shown in FIG. 14, and then can be inserted by the length of the hatch 41.

The card lock for slide fastener according to the present invention is a cylinder pushed against the first spring by inserting the card lock as described in claim 1, and the repulsive force of the second spring in the same direction as the cylinder advances. It is a fixed coupling mechanism for advancing and retaining the latch, which is coupled to the protrusion of the slider for the slide fastener, the advanced position of the cylinder, and inserting the card lock again to release the retaining position of the cylinder by slightly pressing the cylinder. It is configured, and can be locked and unlocked by the card lock insertion operation, the lock and release process is easy, there is no fear of damage during the operation of locking and unlocking the card lock, it is possible to improve the durability.

As described in claim 2, by providing a window in the card lock and providing an identification portion by a coupling rake having a rake before and after the card lock insertion groove, it is identified by the presence or absence of a window, and thus various types of cards are provided. Can provide a lock.

As described in claim 3, by providing a guide for guiding the slider inside the card lock insertion groove, when the slide fastener is closed, the slider is reliably set at a position to engage the latch, so that the slider is moved. It is possible to close it as much as possible and to take a secure temporary lock.

According to the fixed coupling mechanism described in claim 4, the card lock insertion groove has a V-shaped left and right grooves and an indentation-regulating groove formed by an enveloping portion, and an engaging pin which protrudes from the cylinder and enters the regulating groove. Formed, with different depths of the left and right side grooves, the coupling pins are pushed from the deep side grooves to the shallow side grooves and pushed downward, so that the coupling pins reliably follow the restriction grooves in response to the forward and backward movement of the cylinder. By cycling, the latch is further advanced to securely hold the locked state.

Claims (4)

The cylinder is installed to be pushed in the direction in which the card lock 14 is pushed out by the first spring 24 and is moved by the card lock 14 inserted into the card lock insertion groove 16 and moved in the same direction. (17), attached to the inlet edge side of the card lock insertion groove 16 by the first spring of the cylinder 17, and pushed inward of the card lock insertion groove 16 by the second spring (30). A latch 18 moving in parallel with the cylinder 17 installed so as to be parallel to the cylinder 17, and a fixed engagement mechanism 19 installed at the inside of the card lock insertion groove 16 and the cylinder 17. 16. A card lock for a slide fastener, characterized in that it has a space portion (32) to which a protrusion (9) provided on an inner slide fastener slider (4) is engaged with the clasp (18). A rake is provided at both ends of the arc-shaped end portion corresponding to at least one or more windows 41 provided on the card lock 14 at the inlet edge side of the card lock insertion groove 16. Card fasteners for slide fasteners, characterized in that the identification portion 20 for restricting the insertion of the card lock 14 by the engaging rake 44 is formed. The slide fastener according to claim 1 or 2, wherein the space portion 32 provided inside the card lock insertion groove 16 is provided with a guide portion 31 for guiding the slider 4 for the slide fastener. Dragon card lock. The left and right side grooves 36 of claim 1 or 2, wherein the fixed engagement mechanism 19 has a V-shaped one end connected to a surface opposite to the cylinder 17 inside the card lock insertion groove 16. A regulating groove 34 having an envelope form by the 37 and the indentation part 38, and a coupling pin inserted into the regulating groove 34 and pushed downward to the movable part 39 ( 35, the indentation 38 is installed to correspond to the tip head of the clasp 18, the depth of the restriction groove 34 extends from one side groove 36 to the indentation 38 To deepen, the other side groove 37 is gradually formed to be shallower to reach the connection portion side with the deep side groove 36 from the indentation portion 38 side, the movable portion 39 is the third spring (40) It is installed on the cylinder 17 to be pushed to the shallow side groove 37 through the indentation 38 in the deep side groove 36 side of the restriction groove 34 by Card lock for slide fasteners.