JP2019044372A - Sickle lock - Google Patents

Abstract

To provide a sickle lock which can surely lock a door.SOLUTION: A sickle lock 100 comprises: an operation member (a first driving member 102 and a second driving member 103) rotatably supported by a case 101; a slider 104 slidably supported by the case 101; a sickle 105 rotatably supported by the slider 104 and capable of projecting to the outside of the case 101 in response to the rotation; an energizing member (a spring 106) for energizing the slider 104 in one direction to the case 101; interlocking means (an interlocking member 107) for interlocking the sickle 105 and the operation member (the first driving member 102 and the second driving member 103); and permission means (a stopper 108) for permitting the slide of the slider 104 that rotatably supports the sickle 105 in one direction to the case 101 when the sickle 105 projects to a predetermined position P of the outside of the case 101 in response to the rotation.SELECTED DRAWING: Figure 6B

Description

  The present invention relates to a lock used for locking a sliding door or the like.

  BACKGROUND ART Kama locks used for locking doors, etc. are conventionally known. The Kama lock locks the sliding door or the like by projecting it to the outside of the case while rotating the Kama and hooking it on a seat or the like provided on a fitting or the like (see, for example, Patent Document 1).

Unexamined-Japanese-Patent No. 10-61282

  In the configuration described in Patent Document 1, as the hook starts to rotate and protrude outside the case, the hook starts to slide inside the case together with the slider. In such a configuration, it is not possible to cause the hook to be sufficiently protruded from the case, and there is a possibility that the sliding door or the like can not be sufficiently locked.

  An object of the present invention is to provide a lock which can lock the door sufficiently.

  In order to achieve the above object, the lock according to the present invention comprises an operation member rotatably supported by a case, a slider slidably supported by the case, and a slider rotatably supported by the slider. Of the case, a biasing member for biasing the slider in one direction with respect to the case, interlocking means for interlocking the cam and the operating member, and the cam for rotation Along with this, there is a means for allowing the slider rotatably supporting the cotter to slide in one direction with respect to the case when projecting to a predetermined position outside the case.

  According to such a lock, the lock rotates and protrudes to a predetermined position outside the case, and then slides in one direction with respect to the case. That is, the hooks are sufficiently protruded to the outside of the case, and then caught on a seat or the like provided on a fitting or the like and pulled into the case. Therefore, the lock can lock the door sufficiently.

It is a perspective view which shows the Kama lock of 1st Embodiment. It is a perspective view which shows the state which attached the sliding lock | lock of FIG. 1 to a sliding door and a fitting, and disassembled the structural member partially. It is a perspective view which shows the main components of the Kama lock of FIG. It is a perspective view showing Drawing 3A from the back side. It is a perspective view which disassembles and shows a component of Drawing 3A partially. It is a perspective view showing Drawing 4A from the back side. It is a perspective view which shows the structural member for implement | achieving operation | movement peculiar to a Kama lock among the structural members of FIG. 3A. It is a perspective view which shows FIG. 5A from the back side. It is a schematic diagram which shows the state (unlocked state) in which the sliding door is not locked by the lock regarding the operation | movement peculiar to the lock according to the first embodiment, and corresponds to the view of FIG. 5A viewed from the front. Continuing from the state shown in FIG. 6A, with the stopper completely lowered and in contact with the slider to regulate the slide, the cam rotatably supported by the slider does not slide inside the case, and the A axis It is a schematic diagram which shows the state which is rotating anticlockwise centering on c. In the state shown in FIG. 6B, the stopper that restricts the slide of the slider is in a rising state in a state where the kama is rotating counterclockwise centering on the A axis without sliding inside the case. FIG. Continuing from the state shown in FIG. 6C, with the stopper fully raised to allow the slider to slide, the cam rotatably supported by the slider slides against the slider while sliding inside the case with the slider. It is a schematic diagram which shows the state which is rotating. It is a schematic diagram which shows the state (locking state) by which the sliding door was locked by the switch continuously from the state shown to FIG. 6D. It is a schematic diagram which piles up and shows the main component of the Kama lock of FIG. 6A-FIG. 6D. It is a schematic diagram which shows the state (unlocked state) which the sliding door is not locked by the switch regarding the structure and operation | movement specific to the lock | pillar lock of 2nd Embodiment. Continuing from the state shown in FIG. 8A, the convex portion of the operation member (second drive member 203) rotating in the counterclockwise direction comes into contact with the contact portion of the slider, thereby restricting the slide of the slider, and the kama is the case. FIG. 7 is a schematic view showing a state of counterclockwise rotation about the A axis without sliding inward. Continuing from the state shown in FIG. 8B, the convex portion of the operation member (second drive member 203) rotating counterclockwise gradually separates from the contact portion of the slider while gradually allowing the slider to slide. FIG. 14 is a schematic view showing a state (locked state) in which the sliding door rotates with respect to the slider while sliding with the slider inside the case and the sliding door is locked by the sliding door.

  Hereinafter, embodiments of the present invention will be described with reference to the attached drawings. In the drawings, the same members are denoted by the same reference numerals and redundant description will be omitted.

  In each figure, arrows representing X, Y and Z are used to indicate the orientation of Kama lock. The direction of the arrow represented by X indicates the thickness (depth) direction X of the Kama lock. The direction of the arrow represented by Y indicates the horizontal (horizontal width) direction Y of the Kama lock. The direction of the arrow represented by Z indicates the height direction Z of the Kama lock.

First Embodiment
(Configuration of Kama lock 100 according to the first embodiment)
The structure of the Kama lock 100 will be described with reference to FIGS. 1 to 5B.

  FIG. 1 is a perspective view showing the Kama lock 100 of the first embodiment. FIG. 2 is a perspective view showing the state where the components are partially disassembled by attaching the lock lock 100 of FIG. 1 to the sliding door 301 and the fitting 302. FIGS. 3A and 3B are perspective views showing the main components of the Kama lock 100 of FIG. 4A and 4B are partially exploded perspective views showing the components of FIGS. 3A and 3B. FIGS. 5A and 5B are perspective views showing a component for realizing an operation specific to the lock lock 100 among the components in FIGS. 3A and 3B.

  The Kama lock 100 has the following cases 101 to 108 (accepting means) as main components.

  As shown in FIG. 3A and the like, the case 101 movably accommodates constituent members such as the slider 104, the hook 105, and the stopper 108.

  The first drive member 102 and the second drive member 103 (operation member) are rotatably supported by the case 101 as shown in FIGS. 3A and 3B and the like. The operation member inserts the cylindrical first drive member 102 extended along the thickness direction X into the rectangular second drive member 103 extended along the horizontal direction Y and the height direction Z. , Make up. As shown in FIG. 5B, the outer peripheral surface of the first driving member 102 is provided with a pair of convex portions 102a that move the stopper 108 up and down along the height direction Z by pressing the stopper 108 upward or downward. There is. The 2nd drive member 103 is connected with interlocking member 107 for interlocking with Kama 105, as shown in Drawing 5A.

  The slider 104 is extended along the horizontal direction Y and the height direction Z, as shown in FIGS. 3A and 4A, etc., and has a rectangular shape relatively long in the horizontal direction. The slider 104 has a rectangular opening through which the first drive member 102, the second drive member 103 (operation member), and the like are inserted. The slider 104 is slidably supported along the horizontal direction Y in the case 101. The slider 104 slides the cams 105 in one direction with respect to the case 101 (corresponding to a further inward direction of the case 101, for example, to a rightward direction in FIG. 3A).

  As shown in FIGS. 3A and 4A and the like, the hooks 105 have an inverted U-shape extending along the horizontal direction Y and the height direction Z. The cams 105 are rotatably supported by the sliders 104, and can project outside the case 101 as the cams 105 rotate. As shown in FIG. 3A, the camber 105 rotates relative to the slider 104 about an A-axis (first rotation axis) rotatably supported by the slider 104. Similarly, the cams 105 slide with the slider 104 inside the case 101 (right side in FIG. 3A) while rotating with respect to the slider 104. Specifically, when rotating with respect to the slider 104, the cams 105 are rotated about the B axis (second rotation axis) rotatably supported by the interlocking member 107. The center of the B axis is decentered (displaced little by little) when the head 105 is rotating.

  The spring 106 (biasing member) is, for example, a compression coil spring as shown in FIGS. 5A and 5B etc., and presses the side of the slider 104 along the horizontal direction Y from the inside of the slider 104 to Of the case 101 (for example, the right side of FIG. 5A). The biasing member is not limited to the spring 106, and may be made of a leaf spring or rubber having an elastic force.

  The interlocking member 107 (interlocking means) is, for example, a rectangular plate having circular openings for connection at both ends as shown in FIG. 5A and FIG. 5B etc. And 103).

  The stopper 108 (accepting means) is shown in FIG. 4A, FIG. 4B, FIG. 5B, etc., and a slider that rotatably supports the cam 105 when the cam 105 projects to a predetermined position outside the case 101 as it rotates. Allowing the slide 104 to slide in one direction (inward of the case 101) relative to the case 101. The stopper 108 restricts the slider 104 from sliding further inward of the case 101 while the lower portion 108 a shown in FIG. 5B is in contact with the contact portion 104 a of the slider 104. Similarly, while the upper part 108b shown in FIG. 5B is pressed from the convex part 102a as the first drive member 102 rotates and the lower part 108a is separated from the contact part 104a of the slider 104, the stopper 108 is a slider Allowing the slide 104 to slide further inward of the case 101.

  The Kama lock 100 has the following rotating shaft 109-back side left housing 141 grade | etc., As other structural members.

  The rotary shaft 109 shown in FIGS. 2 to 3B and the like has a prismatic shape, is inserted into the first drive member 102, and rotates in conjunction with the first drive member 102 and the second drive member 103. The handle 110 shown in FIGS. 1 and 2 is joined to the end of the rotating shaft 109 and rotates the rotating shaft 109 by gripping and rotating.

  The connection pin 111 shown in FIG. 4A and FIG. 5A etc. rotatably connects one end of the hook 105 and one end of the slider 104. The connecting pin 112 rotatably connects one end of the hook 105 and one end of the interlocking member 107. The connecting pin 113 rotatably connects the second drive member 103 and the other end of the interlocking member 107.

  The plate 114 shown in FIGS. 4A and 5A, etc. prevents the spring 106 from moving to the outside of the case 101 (left side in FIG. 5A), and generates a resilient force on the spring 106 between itself and the slider 104. The plate 114 is inserted into the vertically elongated groove formed in the case 101 shown in FIG. 4A and the like, and is inserted into and fixed to the vertically elongated groove formed in the lid 124 shown in FIG. The support 115 is inserted into the coiled spring 106. The post 115 internally supports the spring 106 between the slider 104 and the plate 114 so that the spring 106 does not buckle or bend.

  The interlocking member 116 shown in FIGS. 4A and 4B etc. is connected to the second drive member 103 at one end by the connecting pin 117 and is connected to the connecting pin 118 at the other end. The connecting pin 118 is inserted into a long hole opened in the case 101 along the height direction Z, and is pressed downward by the torsion coil spring 119. The interlocking member 116 to the torsion coil spring 119 bias the first drive member 102 and the second drive member 103. The interlocking member 116 to the torsion coil spring 119 switch the biasing direction of the first drive member 102 and the second drive member 103 to the cams 105 to rotate the cams 105 so as to protrude outside the case 101 or the cams 105 It is rotated so as to be stored inside the case 101.

  The trigger 120 shown in FIG. 3A or the like is for projecting against the fixture 302 to confirm its presence and prevent tampering, and urges the trigger stopper 121 for restricting the protrusion of the trigger 120 and the trigger stopper 121. Operating together with the torsion coil spring 122 and the spring 123.

  The lid 124 shown in FIG. 2 is fastened to the case 101 by bolts 128 to 129 and the like through bosses 125 to 127 and the like provided on the case 101 side.

  The components housed in the case 101 and the lid 124 are attached to the front side of the sliding door 301 shown in FIG. The first face 130 and the second face 131 are screwed to the side of the case 101 in an overlapping manner. The front-side right housing 132 is attached to the front side of the sliding door 301 so as to cover the components housed in the case 101 and the lid 124. The front-side right housing 132 is screwed to the case 101 by a bolt 133. On the back side of the sliding door 301, the right housing spacer 134 and the back side right housing 135 are overlapped and attached. A base 136 is attached to the front side of the fixture 302 shown in FIG. A seat 137 is screwed to the side of the base 136. The front side left housing 138 is attached to the front side of the fitting 302. The front side left body 138 is screwed to the base 136 by a bolt 139. The left side spacer 140 and the back side left side 141 are overlapped and attached to the back side of the fitting 302.

(Operation Specific to Kama Lock 100 of the First Embodiment)
The operation specific to the Kama lock 100 will be described with reference to FIGS. 6A to 6E and FIG.

  6A to 6E are schematic views showing an operation unique to Kama lock 100. FIG. FIG. 7 is a schematic view showing the main components of the locking lock 100 of FIGS. 6A to 6D in an overlapping manner.

  FIG. 6A shows a state (unlocked state) in which the sliding door 301 is not locked by the hook 105, with respect to the operation specific to the locking lock 100 of the first embodiment, corresponding to a view of FIG. 5A viewed from the front .

  As shown in FIG. 6A, the lower portion 108 a of the stopper 108 is in contact with the contact portion 104 a of the slider 104. That is, the stopper 108 interferes with the sliding area S of the slider 104. Therefore, the slider 104 does not slide further inside the case 101 (right side in FIG. 6A).

  6B continues from the state shown in FIG. 6A, in the state in which the stopper 108 is completely lowered to contact the slider 104 to regulate the slide, the cams 105 rotatably supported by the slider 104 are the case 101. Counterclockwise rotation about the A axis without sliding inward.

  As shown in FIG. 6B, when the operation member (the first drive member 102 and the second drive member 103) is rotated clockwise, the cams 105 are interlocked via the interlocking member 107. The hammer 105 rotates counterclockwise around the A axis. The A axis is in a state of being fixed indirectly to the case 101. While rotating, the hooks 105 protrude so that the outer side surface 105 a thereof is directed to a predetermined position P outside the case 101. At this time, the hook 105 does not slide inside the case 101 (right side in FIG. 6B).

  FIG. 6C continues to regulate the slide of the slider 104 in a state in which the cams 105 rotate counterclockwise around the A axis without sliding into the inside of the case 101 from the state shown in FIG. 6B. The stopper 108 is shown in a raised state.

  As shown in FIG. 6C, when the operating member (the first drive member 102 and the second drive member 103) is further rotated clockwise, the cam 105 further rotates counterclockwise around the A axis. Here, the upper portion 108 b of the stopper 108 is pressed so as to be lifted by the convex portion 102 a provided on the outer peripheral surface of the operation member (first drive member 102). Therefore, the stopper 108 ascends along the height direction Z. As a result, the lower portion 108 a of the stopper 108 is separated from the contact portion 104 a of the slider 104. The slider 104 is biased by the spring 106 toward the inside of the case 101 (right side in FIG. 6C). Therefore, the slider 104 can slide inside the case 101 (right side in FIG. 6C).

  6D continues from the state shown in FIG. 6C, with the stopper 108 fully raised to allow the slider 104 to slide, the cams 105 rotatably supported by the slider 104 and the case 104 together with the slider 104. , While rotating in the counterclockwise direction with respect to the slider 104 while sliding inward.

  As shown in FIG. 6D, when the operation member (the first drive member 102 and the second drive member 103) is further rotated clockwise, the hooker 105 interlocks via the interlocking member 107. That is, the hooks 105 slide inside the case 101 (right side in FIG. 6D) together with the sliders 104. At the same time, the hook 105 further rotates counterclockwise with respect to the slider 104. The outer surface 105 a of the hammer 105 reaches a predetermined position P outside the case 101. The tip end 105 b of the hook 105 is caught on a seat 137 provided on the side of the fitting 302.

  FIG. 6E shows a state (locked state) in which the sliding door 301 is locked by the hook 105 subsequently to the state shown in FIG. 6D.

  As shown in FIG. 6E, when the operating member (the first drive member 102 and the second drive member 103) is further rotated clockwise, the cams 105 slide further inside the case 101 (right side of FIG. 6E), The hammer 105 further rotates counterclockwise with respect to the slider 104. As a result, the tip 105 b of the hook 105 brings the first surface seat 130 provided on the sliding door 301 side into contact with the receiving seat 137 provided on the side of the fitting 302.

  FIG. 7 is a schematic view showing the main components of the locking lock 100 of FIGS. 6A to 6D in an overlapping manner.

  Kama lock 100, as shown in FIG. 6A, even if there is a slight gap between the first seat 130 provided on the sliding door 301 side and the reception seat 137 provided on the fitting 302 side, as shown in FIG. 6B. As shown in FIG. 6C and FIG. 7, the hooks 105 can be sufficiently protruded to the outside of the case 101. As a result, as shown in FIG. 6D and FIG. 7, the Kama lock 100 can sufficiently hook the tip 105 b of the Kama 105 to the receiving seat 137 provided on the fitting 302 side. Therefore, as shown in FIG. 6E, the Kama lock 100 pulls the first surface seat 130 provided on the sliding door 301 side toward the reception seat 137 provided on the fitting 302 side by the tip 105 b of the head 105. be able to.

(Operation and effect specific to the Kama lock 100 of the first embodiment)
The operation and effect specific to the Kama lock 100 of the first embodiment described above will be described.

  The lock lock 100 is rotatably supported by the operation member (first drive member 102 and second drive member 103) rotatably supported by the case 101, the slider 104 slidably supported by the case 101, and the slider 104. A cam 105 supported and supported to rotate to the outside of the case 101, a biasing member (spring 106) for biasing the slider 104 in one direction with respect to the case 101, a cam 105 and an operation member (first Interlocking means (interlocking member 107) for interlocking the drive member 102 and the second drive member 103), and the cams 105 rotatably support the cams 105 when the cams 105 are projected to a predetermined position P outside the case 101 with rotation. And means for permitting the slider 104 to slide in one direction with respect to the case 101 (stopper 108).

  According to the lock 100, the hook 105 is rotated and protruded to a predetermined position P outside the case 101, and then slides in one direction with respect to the case 101. That is, after the hooks 105 sufficiently protrude to the outside of the case 101, the hooks 105 are caught on the reception seat 137 or the like provided on the fitting 302 or the like and drawn into the case 101. Therefore, the Kama lock 100 can lock the sliding door 301 etc. sufficiently.

  Furthermore, according to such a lock 100, since the lock 105 projects sufficiently to the outside of the case 101, even if there is a slight gap between the case 101 and the receiving seat 137 provided on the fitting 302 etc. , And can be hooked on a seat 137 provided on the fixture 302 or the like. Therefore, the Kama lock 100 can lock the sliding door 301 etc. sufficiently.

  In the Kama lock 100, until the Kama 105 protrudes to the predetermined position P, the slider 104 is centered on the rotation shaft (first rotation axis corresponding to the A axis) rotatably supported by the slider 104. After rotating to the opposite position and protruding to the predetermined position P, it is preferable to slide in one direction with respect to the case 101 together with the slider 104 while rotating with respect to the slider 104.

  According to the Kama lock 100, the configuration in which the Kama 105 is sufficiently protruded to the outside of the case 101 and then drawn into the inside of the case 101 can be embodied by a simple and highly versatile configuration.

  The permitting means (the stopper 108) allows the slider 104 to slide in one direction relative to the case 101 in conjunction with the operation of the operation member (the first drive member 102 and the second drive member 103). preferable.

  According to this Kama lock 100, the operation member (the first drive member 102 and the second drive member 103) can be operated and the slider 104 can be slid in one direction with respect to the case 101, so it is very easy. It can be used.

  From the state in which the allowing means (the stopper 108) interferes with the slider 104 and regulates the slider 104 from sliding in one direction with respect to the case 101 in the lock lock 100, the operation member (the first drive member 102) It is preferable to be pressed from the operation member (first drive member 102) and separated from the slider 104 with the rotation of the slider 104, and to allow the slider 104 to slide in one direction with respect to the case 101.

  According to the Kama lock 100, the stopper 108 can be embodied by a simple and highly versatile configuration.

Second Embodiment
The Kama lock 200 of the second embodiment is configured as a convex portion 203a integrally provided on the outer peripheral surface of the operation member (second drive member 203) without configuring the allowing means (convex portion 203a) as a single independent member. In the point which is done, it differs from the Kama lock 100 of the first embodiment described above. In the lock lock 100 of the first embodiment described above, the allowance means (stopper 108) is configured as an independent single member.

  About Kama lock 200 which concerns on 2nd Embodiment, it demonstrates focusing on the structure different from Kama lock 100 of 1st Embodiment.

  8A to 8C are schematic views showing the configuration and operation specific to Kama lock 200.

  FIG. 8A is a schematic view showing a state (unlocked state) in which the sliding door 301 is not locked by the hook 205, regarding the operation specific to the second embodiment of the second embodiment.

  As shown in FIG. 8A, the convex portion 203 a provided on the outer periphery of the second drive member 203 is in contact with the contact portion 204 a of the slider 204. That is, the convex portion 203 a interferes with the slide area S of the slider 204. Therefore, the slider 204 does not slide further inside the case 201 (right side in FIG. 8A).

  FIG. 8B shows the slide of the slider 204 when the convex part 203a of the operation member (second drive member 203) rotating counterclockwise continues to contact the contact part 204a of the slider 204 from the state shown in FIG. 8A. FIG. 18 is a schematic view showing a state where the cams 205 are rotating counterclockwise centering on the A axis without sliding inside the case 201 while restricting

  As shown in FIG. 8B, when the operation member (the first drive member 202 and the second drive member 203) is rotated counterclockwise, the cams 205 are interlocked via the interlocking member 207. The Kama 205 rotates counterclockwise around the A axis. The A-axis is in a state of being indirectly fixed to the case 201. The cams 205 project to the outside of the case 201 as they rotate. The cams 205 do not slide inside the case 201 (right side in FIG. 8B) until the outer side surface 205 a protrudes to a predetermined position P outside the case 201 as it rotates.

  In FIG. 8C, the slider 204 is moved by gradually separating the projection 203a of the operation member (second drive member 203) rotating counterclockwise from the state shown in FIG. 8B from the contact portion 204a of the slider 204. The cams 205 rotate counterclockwise with respect to the slider 204 while sliding with the slider 204 to the inside of the case 201 while gradually allowing the sliding of the sliding door 301 in a locked state (locked state) by the cams 205 It is a schematic diagram shown.

  As shown in FIG. 8C, when the operation member (the first drive member 202 and the second drive member 203) is further rotated counterclockwise, the convex portion 203a of the second drive member 203 contacts the contact portion 204a of the slider 204. Evacuate gradually from. The cams 205 further rotate counterclockwise with respect to the slider 204 while gradually sliding inside the case 201 (right side in FIG. 8C). As a result, the tip end 205 b of the hook 205 pulls the first face seat 130 provided on the sliding door 301 side into contact with the receiving seat 137 provided on the fitting 302 side.

(Functional effects unique to the Kama lock 200 of the second embodiment)
The operation and effect specific to the Kama lock 200 of the second embodiment described above will be described.

  In the lock lock 200, the tolerance means (convex portion 203a) is provided on the operation member (second drive member 203) and interferes with the slider 204 to restrict the slider 204 from sliding in one direction with respect to the case 201. From the above state, the slider 204 is allowed to slide in one direction with respect to the case 201 while being separated from the slider 204 as the operation member (second drive member 203) rotates.

  According to this Kama lock 200, the convex portion 203a is not configured as a single independent part, and is integrally provided on the outer peripheral surface of the operation member (second drive member 203), which is simpler and more convenient. It can be embodied by a highly versatile configuration.

  The present invention is not limited to the first embodiment and the second embodiment described above, and various modifications are possible based on the configuration described in the claims, and the various modifications are also described. It is a category of invention.

100,200 tablets,
101,201 cases,
102, 202 first driving member,
102a convex part,
103, 203 second driving member,
203a convex part,
104, 204 sliders,
104a, 204a contact portion,
105,205 people,
105a, 205a outer surface,
105b, 205b tip,
106,206 spring,
107, 207 interlocking members,
108 stoppers,
108a lower part,
108b top,
109 rotation axis,
110 Toride,
111 connection pin,
112 connection pins,
113 connection pin,
114 plates,
115 pillars,
116 interlocking members,
117 connecting pins,
118 connection pins,
119 torsion coil spring,
120 triggers,
121 trigger stopper,
122 torsion coil spring,
123 spring,
124 lids,
125 bosses,
126 bosses,
127 boss,
128 volts,
129 volts,
130 First seat,
131 Second seat,
132 front-side right frame,
133 volts,
134 Right wing spacer,
135 back side right frame,
136 based,
137 Acceptance,
138 front left side,
139 volts,
140 Left spacer,
141 back side left housing,
301 sliding door,
302 fittings,
P predetermined position,
S slide area,
Thickness (depth) direction of X head lock 100 and head end lock 200,
Horizontal (width) direction of Y head tablet 100 and head terminal 200,
The height direction of Z head tablet 100 and head terminal 200.

Claims (5)

An operation member rotatably supported by the case;
A slider slidably supported by the case;
A hook which is rotatably supported by the slider and which can be protruded to the outside of the case as it is rotated;
An urging member for urging the slider in one direction with respect to the case;
Interlocking means for interlocking the hook and the operation member;
Allowing means for allowing the slider rotatably supporting the cam to slide in one direction with respect to the case when the hook protrudes to a predetermined position outside the case as it rotates Kama lock with. The said is
Until it projects to the predetermined position, it rotates with respect to the slider about a rotation axis rotatably supported by the slider;
The Kama lock according to claim 1, wherein after being projected to the predetermined position, the Kama lock slides with the slider in one direction with respect to the case while rotating with respect to the slider.   The Kama lock according to claim 1 or 2, wherein the permitting means allows the slider to slide in one direction relative to the case in conjunction with the operation of the operating member. The permission means is
From a state in which the slider is restricted from sliding in one direction with respect to the case by interfering with the slider,
With the rotation of the operation member, the operation member is pressed by the operation member and separated from the slider,
The lock according to claim 3, wherein the slider is allowed to slide in one direction relative to the case. The permission means is
Provided on the operation member,
From a state in which the slider is restricted from sliding in one direction with respect to the case by interfering with the slider,
While being separated from the slider as the operation member rotates,
The lock according to claim 3, wherein the slider is allowed to slide in one direction relative to the case.