JP3073938B2 - Latch lock for sliding door - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sliding door in which a sickle in a lock box attached to the sliding door can be locked to a holder attached to the door frame side by simply closing the sliding door with an operating body. It relates to a latch lock.

[0002]

2. Description of the Related Art Conventionally, a sickle body is urged in a protruding direction and is always protruding. When a sliding door is to be closed, the sickle body comes into contact with a receiving member on a door frame side to urge the sickle body. When the sliding door is closed and the sliding door is closed, the latch lock for the sliding door which returns to the original state and is locked to the receiving holder by the force which is urged when the sliding door is closed, and There has been proposed a sliding door latch lock in which the sickle body rotates and is locked by a receiving member by contacting with the door frame side and retracting.

Further, a sickle lock for a sliding door has been proposed in which a sliding door is closed with a handle, and then a knob different from the handle is turned to lock the sickle body on a receiving member. The sliding door latch lock has a so-called latch action of locking the sickle to the receiving member by a series of operations for closing the sliding door, but this sliding door sickle lock is a series of operations for closing the sliding door. The sickle must be locked to the receiving device by another operation, and has no latching action.

[0004]

In the former latch lock for a sliding door, a sickle and a trigger related to the latching action always protrude (even when the sliding door is opened). There is a problem that the body and clothes may be caught and obstructed, and the latter has a latching action, so it is not a problem that the sliding door will rebound when the sliding door is closed and the operation of closing the sliding door. There is a problem that it is troublesome because the sickle is locked to the receiving device by the operation of (1).

[0005]

According to the present invention, in order to solve the above-mentioned problems, according to the first aspect, when the sliding door is closed by an operating body, the sickle which can come out of the lock box is locked to the receiving member. In a sliding door latch lock that can be made, when the sliding door is opened, the lock body and the trigger, etc. related to the latching action for locking the sickle to the receiver are not projected from the opposing surfaces of the lock box and the receiver, respectively. In addition, the sickle can be locked to the receiving member by closing the operating body. In claim 2, when the sliding door is closed by the operating body, In a sliding door latch lock capable of locking a sickle that can appear and disappear from a lock box to a receiving device, when the sliding door is opened, the sickle is locked to the receiving device from opposing surfaces of the lock box and the receiving device. The sickle and triggers related to the latch action The gar etc. can be prevented from protruding, and the operating body directly or indirectly moves the passive body by closing the operating body, and the sickle body is locked to the receiver by moving the passive body. 4. A latch lock for a sliding door according to claim 3, wherein, when the sliding door is closed by an operating body, the sickle that can come out of the lock box can be locked to the receiving member. At the time of opening, it is possible to prevent the sickle, trigger and the like related to the latching action for locking the sickle to the receiver from protruding from the opposing surfaces of the lock box and the receiver, and to close the operation body. 5. The sliding door according to claim 4, wherein the operating body directly or indirectly moves the passive body by operating, and the sickle attached to the passive body can be locked to the receiving member. In a latch lock for a sliding door, which can lock a sickle that can come out of a lock box to a receiver when closed by a puller, the sickle is urged in a direction to be locked to the receiver, and the sickle is driven by a passive body. The body can be held so that it does not protrude from the lock box, and when the sliding door is opened,
The lock body and the trigger, etc. related to the latch action for locking the sickle to the receiver can be prevented from protruding from the opposing surfaces of the lock box and the receiver, and the operating body is closed. The operation body directly or indirectly moves the passive body, thereby releasing the holding of the sickle by the passive body and locking the sickle to the receiving member. When the sliding door is closed with the pull,
In a sliding door latch lock capable of locking a sickle that can appear and disappear from a lock box to a receiving device, when the sliding door is opened, the sickle is locked to the receiving device from opposing surfaces of the lock box and the receiving device. The sickle and triggers related to the latch action can be prevented from protruding, and the operating body directly or indirectly moves the passive body by closing the operating body, and the passive body moves the trigger from the lock box. When the sliding door is closed, the trigger comes into contact with the door frame side facing the door frame so that the sickle is locked to the receiving member.

[0006]

When the sliding door is opened, the sickle is locked to the catch by closing the sliding door without projecting the sickle or trigger related to the latching action from the opposing surfaces of the lock box and the catch. be able to.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment will be described with reference to FIGS. In the lock box 1 attached to the sliding door S, the operating body 2,
The passive body 3, the sickle 4, the lock body 5, the slide piece 6, the slide frame 7, and the springs 8, 9, 10, and 11 are housed therein.
The sickle body 4 is capable of protruding and retracting from the lock box 1 and can be locked to a receiving member 24 attached to a door frame. Pulls 12 are attached to the front and back surfaces of the sliding door S.
An operation body 13 is rotatably attached to the operation body 2.
Numeral 3 is connected to the operating body 2 by a square shaft 23 so as to be interlocked therewith. The operating body 13 may be slidably mounted instead of being rotatable, or may be integrated with the operating body 2. In short, when the operating body 13 is moved, the operating body 2 also moves. It should just be.

The operating body 2 has its lower part rotatably attached to the lock box 1, and has a locking part 14 and a sickle operating part 1 from the upper part.
5. A passive body operating section 16 and a receiving section 17 are provided. The lock portion 14 is an upward projection, the sickle operating portion 15 and the passive body operating portion 16 are forward projections, and the receiving portion 17 is a downward projection. The actuating body 2 has a receiving portion 17 having a slide piece 6.
And is held between the slide frame 7 and the upright state by the force of the spring 8. The slide frame 7 is formed by bending a plate into a thin rectangular shape, and accommodating a spring 8 therein in a shape in which a part of one of the long sides is cut off. Both the frame 7 and the slide piece 6 are slidably housed in the lock box 1. The receiving part 17 of the operating body 2 is sandwiched between the rear end of the slide piece 6 and the short side of the rear part of the slide frame 7. Even if the receiving part 17 rotates forward, it rotates backward. However, the spring 8 returns to the original upright position by the force of the spring 8. The operating body 2 may be slidably attached to the lock box 1. In short, the operating body 2 only needs to be movably attached and move the passive body 3 and the sickle body 4.

The passive body 3 has its lower part rotatably attached to the lock box 1, and the lower part of the passive body operating part 1 of the operating body 2.
A contact portion 18 for receiving a force from 6 is provided, and a blocking portion 19 is provided at an upper end portion. The blocking portion 19 includes a lock body 5 described later.
In order to prevent the downward movement. Passive 3
Is urged rearward by a spring 9. In addition, the passive body 3 may be slidably attached to the lock box 1, that is, it is sufficient that the passive body 3 is moved by the operating body 2.

The sickle body 4 is rotatably mounted at an intermediate portion thereof to the passive body 3. A sickle portion 20 is provided at a front portion, and a sickle operating portion 15 of the operating body 2 is engaged at a rear portion. An engaging portion 21 is provided. The sickle 4 is urged upward by a spring 10. Note that the sickle body 4 may be attached to the passive body 3 so as to be slidable in the up-down direction. In short, the sickle body 4 may be attached movably and moved by the operating body 4.

The lock body 5 is attached to the lock box 1 so as to be able to move up and down, and is separated upward and downward by a spring 11. The lock body 5 is provided with a concave portion 22 that opens downward, so that when the sickle body 4 is locked to the receiving member 24, the lock body 5 can be engaged with the lock portion 14 at the upper end of the operating body 2. When engaged, the operating body 2 cannot rotate and cannot be unlocked by the operating body 13. When the sickle body 4 is not locked to the receiving member 24 but is immersed in the lock box 1, the lock body 5 comes into contact with the blocking part 19 at the upper end of the passive body 3 and It cannot be engaged.
The lock body 5 is not always necessary.

When the operating body 13 is operated to close the sliding door S from a state in which the sickle 4 does not protrude from the lock box 1 (the state shown in FIG. 3), the operating body 13 rotates forward and operates in conjunction with this. Similarly, the body 2 rotates forward, and the passive body operating section 16 presses the contact portion 18 of the passive body 3, and the passive body 3 rotates forward and the sickle body 4 attached to the passive body 3. The sickle portion 20 protrudes from the lock box 1 (the state of FIG. 4). Sliding door S in this state
Is slid to the door frame, the sickle portion 20 comes into contact with the receiving member 24 and rotates upward against the spring 10 (the state shown in FIG. 5). It is stopped (the state of FIG. 6). When the hand is released, the operating body 13 and the operating body 2
The force returns to the original upright state (the state of FIG. 7). When the sickle section 20 is engaged with the receiving member 24, the passive body 3
The sickle section 20 is
, So that it cannot rotate backward. In addition, when the sliding door S moves lightly, even when the operating body 13 is closed, the operating body 13 and the operating body 2 do not rotate and the sliding door S runs in an upright state, and when the sliding door S comes into contact with the door frame, The operating body 13 and the operating body 2 rotate forward, the passive body 3 rotates forward, and the sickle body 4 engages with the receiver 24 in the same manner as described above.

Next, when the operating body 13 is operated so as to open the sliding door S, the operating body 13 rotates rearward, and the operating body 2 interlocked with the operating body 13 similarly rotates rearward, and the sickle operating section 15 is moved. When the engaging portion 21 of the sickle body 4 is pressed, the sickle body 4 rotates upward and the engagement with the receiving member 24 is released (the state of FIG. 8). Then, the passive body 3 rotates backward by the force of the spring 9, and the sickle portion 20 of the sickle body 4 is accommodated in the lock box 1 (the state of FIG. 9). When the hand is released, the operating body 13 and the operating body 2 return to the original upright state by the force of the spring 8 (the state of FIG. 3).

The present invention is not limited to this embodiment. When the sliding door S is opened, the latching action for locking the sickle 4 to the receiving member 24 from the opposing surfaces of the lock box 1 and the receiving member 24, respectively. Without protruding the sickle 4 and triggers related to
When the operating body 13 is closed and moved, the operating body 13 directly or indirectly moves the passive body 3, and the passive body 3 moves, and the sickle 4 or the passive body 3 attached to the passive body 3 is moved. It is sufficient that the associated sickle 4 projects from the lock box 1 and engages with the receiving member 24.

A second embodiment will be described with reference to FIGS. In the lock box 101 attached to the sliding door S, a part of the operating body 102, a passive body 103, a sickle 104, a part of the unlocking operating body 105, and springs 106 and 107 are accommodated. The sickle 104 can come and go from the lock box 101, and can be locked to a holder 123 attached to a door frame. A pull 108 is attached to the front and back surfaces of the sliding door S, and an operating body 109 is slidably mounted inside the pull 108, and the operating body 109 has an active portion 120 for moving the operating body 102 and an unlocking operating body on the back surface. An active section 121 for moving the 105 is provided integrally. The operating body 109 is pressed by the springs 119 from both sides, and even if it moves,
It is designed to return to almost the center. The operation body 10
Reference numeral 9 may be attached so as to be rotatable instead of slidable. In short, the embodiment is not limited to this embodiment as long as the operating body 102 and the unlocking operating body 105 can be moved.

The actuating body 102 is attached to the lock box 101 so as to be slidable in the horizontal direction. The actuating body 102 is provided with a passive body actuating section 110 having a slanted surface protruding from the rear surface. This is the receiving unit 111. The operating body 102 may be rotatably attached to the lock box 101,
In short, it suffices if it is movably attached and the passive body 103 can be moved.

The passive body 103 is attached to the lock box 101 so as to be slidable in the vertical direction, and is urged upward by a spring 106. The surface of the passive body 103 is in sliding contact with the inclined surface of the passive body operating section 110 of the operating body 102. A sliding contact portion 112 having a contacting inclined surface is provided so as to protrude, and an upper end edge is formed by a slope 122, and a locking portion 11 for locking a stop portion 117 of a sickle body 104 described later is provided at the tip.
3 is provided. The passive body 103 may be rotatably attached to the lock box 101. In short, the passive body 103
It just needs to be moved by.

The sickle 104 is rotatably mounted at an intermediate portion thereof to the lock box 101. A sickle 116 is provided at a front portion, and a locking portion 113 of the passive body 103 is engaged at a rear portion. A stop portion 117 is provided, and an engaging portion 118 that protrudes to the front surface side and is engaged with a sickle operating portion 114 of the unlocking operating member 105 described later is provided. The sickle 104 is urged downward (in a direction in which the sickle portion 116 projects) by a spring 107.

The unlocking member 105 is attached to the lock box 101 so as to be slidable in the horizontal direction, and a front portion is provided with a sickle operating portion 114 to which an engaging portion 118 of the sickle 104 is engaged, and a rear portion is provided. Is a receiving portion 11 pressed by the active portion 121 of the operating body 109.
5 is provided. The unlocking member 105 is provided with the lock box 10.
1 may be rotatably mounted. In short, it may be mounted movably so that the sickle 104 can be moved.

When the operation body 109 is operated to close the sliding door S from a state in which the sickle 104 does not protrude from the lock box 101 (the state shown in FIG. 16), the operation body 109 slides forward against the spring 119. , The active part 120 on the back surface is
02, presses the contact portion 111 at the rear end, the operating body 102 slides forward, and the slope of the passive body operating portion 110 on the back surface presses the slope of the sliding contact portion 112 on the surface of the passive body 103, The passive body 103 slides downward against the spring 106, and its locking portion 113 is disengaged from the stop 117 of the sickle 104, and the sickle 10
4 rotates forward and downward by the force of the spring 107, and is locked so that the sickle portion 116 comes into contact with the receiving member 123 and gets over the state (the state of FIG. 17). When you release your hand, the operating body 109
Slide back to the original center position with the force of 19,
03 is slid upward by the force of the spring 106 to return to the original position, and the operating body 102 is returned to the original position by the passive body 103 (the state of FIG. 18). When the sliding door S moves lightly, the sliding door S travels without sliding the operating body 109 even when the operating body 109 is closed, and when the sliding door S comes into contact with the door frame, the operating body 1 is closed.
09 slides forward, the scythe 104 rotates, and the catch 123
Engages.

Next, when the operating body 109 is operated to open the sliding door S, the operating body 109 slides backward, and the active portion 121 on the back surface pushes the contact portion 115 of the unlocking operating body 105 to release the door. The lock operating member 105 slides backward, and its sickle operating portion 114 pulls the engaging portion 118 of the sickle 104 to pull the sickle 10
4 rotates rearward and upward, the stop 117 thereof abuts against the slope 122 of the passive body 103, and the passive body 103 starts sliding downward against the spring 106 (the state of FIG. 19), and the stop 117 When the vehicle gets over the slope 122, the passive body 103 slides upward by the force of the spring 106, and the locking portion 113 engages with the stopping portion 117 (the state shown in FIG. 20). When released, the operating body 109 slides forward by the force of the spring 119 and returns to the original position (FIG. 16).
State).

The present invention is not limited to the present embodiment. When the sliding door S is opened, the latching action for locking the sickle 104 to the receiving member 123 from the opposing surfaces of the lock box 101 and the receiving member 123, respectively. When the operation body 109 is closed and moved without projecting the sickle body 104, the trigger, etc. related to
The operating body 109 directly or indirectly moves the passive body 103, and finally the sickle 104, which is urged in the protruding direction (locking direction), protrudes from the lock box 101 and engages with the receiving member 123. I just need.

A third embodiment will be described with reference to FIGS. In the lock box 201 attached to the sliding door S, an operating body 202, a passive body 203, an engaging body 204, a holding body 20
5. Sickle 206, trigger 207, and spring 208.2
09.210 is accommodated. The sickle 206 and the trigger 207 can move out of the lock box 201, and when the trigger 207 comes into contact with a door frame side such as a door frame or a receiver 224, the sickle 206 is locked to the receiver 224 attached to the door frame. It is supposed to. A pull handle 211 is attached to the front and back surfaces of the sliding door S, and an operating body 212 is slidably mounted inside the pull handle 211.
It is integrated with. The operating body 212 has a spring 223 from both sides.
・ It is pressed by 223, and returns to almost the center of the handle 211 even if it moves. The operating body 212 is not limited to the present embodiment as long as the operating body 202 can be moved.

The operating body 202 is attached to the lock box 201 so as to be slidable in the horizontal direction. The operating body 202 presses a holding body 205 to be described later on the upper side, and the passive body 203 and the engaging body 204 to be described later on the lower side. Pressing part 213 that presses
Is provided. The operating body 202 may be rotatably attached to the lock box 201. In short, the operating body 202 only needs to be movably attached and be able to move the passive body 203, the engaging body 204, and the holding body 205.

The passive body 203 is attached to the lock box 201 so as to be slidable in the horizontal direction, a trigger 207 is integrally provided at the tip, and an abutting portion 215 pressed forward by the operating portion 213 of the operating body 202 is provided. It is provided. In addition, the passive body 203
It may be rotatably attached to the lock box 201. In short,
Movably mounted by the actuating body 202, trigger 2
07 can be moved.

The engaging body 204 is rotatably attached to the passive body 203, and has an operating portion 213 of the operating body 202 at the rear.
Is provided, and an engaging portion 217 with which a receiving portion 221 of the sickle 206 described later is engaged is provided at a front portion. The engagement body 204 is urged upward by a spring 208. Note that the engagement body 204 may be any one that can move the sickle body 206 by engaging with the sickle body 206.

The holding body 205 is rotatably attached to the lock box 201, and is provided at the rear with the holding body operating section 2 of the operating body 202.
An abutment portion 218 with which the abutment 14 abuts is provided, and a stop portion 219 with which a stop portion 222 of the sickle 206 described later is engaged is provided at the front portion. The holding body 205 is urged downward by a spring 209. The holding body 205 may be any as long as it can hold the sickle body 206 in a protruding state.

The lower part of the sickle body 206 has a lock box 20
1, a scythe portion 220 is provided at the front, a receiving portion 221 is provided at the rear to engage with the engaging portion 217 of the engaging body 204, and the holding member 205 is provided at the intermediate portion. The stop part 222 engaged with the stop receiving part 219 is provided. Sickle 20
6 is urged rearward and upward (in the unlocking direction) by a spring 210.

When the operating body 212 is operated to close the sliding door S from a state in which the sickle 206 does not protrude from the lock box 201 (the state shown in FIGS. 23 and 26), the operating body 212 moves forward against the spring 223. Actuator 2 that slides and interlocks with it
02 also slides forward, and the operating part 213
3, the passive body 203 slides forward, the trigger 207 projects from the lock box 201,
The engaging body 204 also slides forward together with the passive body 203, and the engaging body 217 of the engaging body 217 has the engaging portion 221 of the sickle body 206.
As a result, the trigger 207 is held in a protruding state by engaging the engaging portion 217 with the engaging portion 221 (FIG. 27).
State). Once the sliding door S starts moving, while traveling,
The operating body 212 and the operating body 202 return to their original positions by the force of the spring 223 (the state of FIG. 28). When the sliding door S is slid to the door frame in this state, the trigger 207 comes into contact with the door frame side and is pressed backward, and starts to be retracted into the lock box 201. Then, the engaging portion 217 of the engaging body 204 is disengaged. By pushing the engaging portion 221 of the body 206, the sickle body 206 is moved forward and downward (locking direction).
(The state shown in FIG. 29), and the stopper 222
The sickle part 220 is engaged with the receiving part 219 of FIG.
4 is held in the locked state (the state shown in FIG. 30).

Next, when the operating body 212 is operated to open the sliding door S, the operating body 212 slides backward, and the operating body 202 interlocked with the operating body 212 also slides backward, and the operating section 213 is operated.
Presses the contact portion 216 of the engagement body 204, and the holder operating portion 214 presses the contact portion 218 of the holder 205. Then, the sickle body 206 includes the engaging portion 221 and the stop portion 22.
The second engaging body 204 is disengaged from the engaging portion 217 of the engaging body 204 and the receiving portion 219 of the holding body 205, and is rotated rearward and upward by the force of the spring 210 to be housed in the lock box 201 (FIG. 31). State). When released, the operating body 212 and the operating body 202
It returns to the original position by the force of the spring 223 (the state of FIG. 32).

The present invention is not limited to this embodiment. When the sliding door S is opened, the latching action for locking the sickle 206 to the receiving member 224 from the opposing surfaces of the lock box 201 and the receiving member 224, respectively. 206 and trigger 2 related to
When the operation body 212 is moved by closing the operation body without projecting the 07 or the like, the operation body 212 directly or indirectly moves the passive body 203, and the passive body 203 moves, thereby causing the trigger 2 to move.
When the sliding door 07 is closed and the sliding door S is closed, the trigger 207 may be retracted, and the sickle 206 may protrude from the lock box 201 and engage with the receiving member 224.

[0032]

When the sliding door is opened, the sickle is engaged with the receiving member by closing the sliding door without projecting the sickle or trigger related to the latching action from the opposing surfaces of the lock box and the receiving member. As it can be stopped, it prevents rebound when the sliding door is closed, and improves airtightness without troublesome locking and unlocking operation each time it is opened and closed. When passing, there is an excellent effect that an obstructive scythe or trigger is not protruded, and the danger of the body or clothes being caught can be eliminated.

[Brief description of the drawings]

FIG. 1 is a front view of a mounted state of a first embodiment.

FIG. 2 is a longitudinal sectional view of FIG.

FIG. 3 is a front view of the lock box according to the first embodiment with a lid removed.

FIG. 4 is a front view for explaining the operation of the first embodiment.

FIG. 5 is a front view for explaining the operation of the first embodiment.

FIG. 6 is a front view for explaining the operation of the first embodiment.

FIG. 7 is a front view for explaining the operation of the first embodiment.

FIG. 8 is a front view for explaining the operation of the first embodiment.

FIG. 9 is a front view for explaining the operation of the first embodiment.

FIG. 10 is a perspective view of the lock box according to the first embodiment with a lid removed.

FIG. 11 is an exploded perspective view of the first embodiment.

FIG. 12 is a front view of the mounted state of the second embodiment.

FIG. 13 is a sectional view taken along line AA of FIG. 12;

FIG. 14 is a sectional view taken along line BB of FIG. 12;

FIG. 15 is a sectional view taken along line CC of FIG. 12;

FIG. 16 is a front view of the lock box according to the second embodiment with the lid removed.

FIG. 17 is a front view for explaining the operation of the second embodiment.

FIG. 18 is a front view for explaining the operation of the second embodiment.

FIG. 19 is a front view for explaining the operation of the second embodiment.

FIG. 20 is a front view for explaining the operation of the second embodiment.

FIG. 21 is a perspective view of the lock box according to the second embodiment with the lid removed.

FIG. 22 is an exploded perspective view of the second embodiment.

FIG. 23 is a front view of the mounting state of the third embodiment.

FIG. 24 is a sectional view taken along line DD of FIG. 23;

FIG. 25 is a sectional view taken along line EE of FIG. 23;

FIG. 26 is a front view of the lock box according to the third embodiment with the lid removed.

FIG. 27 is a front view for explaining the operation of the third embodiment.

FIG. 28 is a front view for explaining the operation of the third embodiment.

FIG. 29 is a front view for explaining the operation of the third embodiment.

FIG. 30 is a front view for explaining the operation of the third embodiment.

FIG. 31 is a front view for explaining the operation of the third embodiment.

FIG. 32 is a front view for explaining the operation of the third embodiment.

FIG. 33 is a perspective view of the lock box of the third embodiment in a state where a lid and an operating body are removed.

FIG. 34 is an exploded perspective view of the third embodiment.

[Explanation of symbols]

 S sliding door 1 lock box 2 operating body 3 passive body 4 sickle body 12 handle 13 operating body 24 receiver 101 lock box 102 operating body 103 passive body 104 sickle 108 puller 109 operating body 123 receiving tool 201 lock box 202 operating body 203 passive Body 204 sickle body 211 handle 212 operation body 224

Continuation of the front page (56) References JP-A-8-86123 (JP, A) JP-A 60-135460 (JP, U) JP-A 5-47263 (JP, U) (58) Fields investigated (Int) .Cl. ⁷ , DB name) E05B 65/08 E05C 3/10

Claims (5)

(57) [Claims] 1. A sliding door latch lock wherein a sickle which can be protruded and retracted from a lock box can be locked to a receiving member when the sliding door is closed by an operating body. When the sliding door is opened, the lock box and the receiving member face each other. From the surfaces of the sickle, the sickle and the trigger related to the latching action for locking the sickle to the receiver can be prevented from protruding, and the sickle can be engaged with the receiver by closing the operating body. A latch lock for a sliding door, which can be stopped. 2. A latch lock for a sliding door, wherein when the sliding door is closed by an operating body, a sickle that can come out of the lock box can be locked to the receiving member. When the sliding door is opened, the lock box and the receiving member face each other. Each of the surfaces can prevent the sickle, trigger, and the like related to the latching action that locks the sickle to the receiver from being projected, and the operating body can be directly or indirectly operated by closing the operating body. A latch lock for a sliding door, characterized in that the passive body is moved to move the passive body so that the sickle can be locked to the receiving member. 3. A sliding door latch lock in which a sickle which can be protruded and retracted from a lock box can be locked to a receiving member when the sliding door is closed by an operating body. When the sliding door is opened, the lock box and the receiving member face each other. Each of the surfaces can prevent the sickle, trigger, and the like related to the latching action that locks the sickle to the receiver from being projected, and the operating body can be directly or indirectly operated by closing the operating body. A latch lock for a sliding door, characterized in that a passive body can be moved and a sickle attached to the passive body can be locked to a receiver. 4. A latch lock for a sliding door, wherein when a sliding door is closed with a pull, a sickle which can be protruded and retracted from the lock box is locked to the receiving member. A latch that locks the sickle to the receiver from the opposing surfaces of the lock box and the receiver when the sliding door is open, when the sliding door is opened. The sickle and trigger etc. related to the action can be prevented from protruding, and the operating body directly or indirectly moves the passive body by closing the operating body, releasing the holding of the sickle by the passive body A latch lock for a sliding door, characterized in that the sickle can be locked to the receiving member by using the latch. 5. A latch for a sliding door, wherein when the sliding door is closed by a pull, a sickle which can be retracted from the lock box can be locked to the receiving device. When the sliding door is opened, the lock box and the receiving device face each other. The sickle and triggers related to the latching action that locks the sickle to the receiver can be prevented from projecting from the surface, and the operating body can be directly or indirectly operated by closing the operating body. A latch lock for a sliding door, wherein the passive body is moved, the passive body causes the trigger to protrude from the lock box, and when the sliding door is closed, the trigger abuts on the facing door frame side and the sickle is locked to the receiving member. .