CN214042032U - Intelligence wrist-watch with hidden camera - Google Patents

Abstract

The utility model discloses an intelligence wrist-watch with hidden camera, include: the bottom support comprises a base and a bracket, and the bracket is fixedly connected with the base; the watch body is provided with a rear camera, and the rear camera is arranged on one surface of the watch body facing the bottom bracket; the sliding clamping assembly is arranged between the back face of the meter body and the bracket, the meter body is provided with a first state and a second state, when the meter body is in the first state, the meter body and the bottom support are overlapped, the rear camera is hidden in the bottom support, the meter body moves relative to the bottom support through the sliding clamping assembly and is switched to the second state, when the meter body is in the second state, the meter body and the bottom support are arranged in a staggered mode, and the rear camera is exposed out of the bottom support. Its advantage lies in, the utility model discloses an intelligence wrist-watch utilizes the rear camera of bottom support protection to joint subassembly makes rear camera normal use through sliding.

Description

Intelligence wrist-watch with hidden camera

Technical Field

The utility model relates to an intelligence wrist-watch technical field especially relates to an intelligence wrist-watch with hidden camera.

Background

Today's intelligent wrist-watch is provided with the camera usually, and leading camera is used for the video conversation, and rear camera is used for shooing, sweeps uses such as sign indicating number and knowledge. However, the watch is fixed on the wrist and can block the rear camera, and the watch can only be taken off when photographing and code scanning are carried out, so that the operation is complicated and the user experience is poor; and the rear camera is exposed outside, and easy wearing and tearing, wear long time and skin contact can lead to sweat dust to get into inside the camera, lead to the shooting picture quality variation.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide an intelligent watch with hidden camera utilizes the bottom support to protect the rear camera to make the rear camera normally usable through the joint subassembly that slides.

The purpose of the utility model is realized by adopting the following technical scheme:

the utility model provides an intelligent wrist-watch with hidden camera, includes:

the bottom support comprises a base and a bracket, and the bracket is fixedly connected with the base;

the watch body is provided with a rear camera, and the rear camera is arranged on one surface of the watch body facing the bottom bracket;

the utility model discloses a table body, including the table body, the table body back with be equipped with the joint subassembly that slides between the bracket, the table body has first state and second state, works as when the table body is in the first state, the table body with the bottom sprag overlaps mutually and establishes, rearmounted camera is hidden in the bottom sprag, the table body is relative through the joint subassembly that slides the bottom sprag removes, switches over to the second state, works as when the table body is in the second state, the table body with the bottom sprag dislocation set, rearmounted camera expose in the bottom sprag.

Preferably, the bracket is frame construction, and the centre is equipped with first opening, first open-ended both sides wall is the slide rail, the joint subassembly that slides includes gland and rand, the gland with table body fixed connection, the rand encircles first opening sets up, the gland covers on the first opening, and with the inner wall joint of rand makes the table body switches between first state and second state.

Preferably, the sliding clamping component comprises a clamping convex point and a clamping groove, the clamping convex point is in clamping fit with the clamping groove, one of the clamping convex point and the clamping groove is arranged on two sides of the gland, and the other clamping convex point is arranged on the inner wall of the clamping ring; the clamping salient points are provided with round corner structures.

Preferably, when the clamping convex points are arranged on the pressing cover and the clamping grooves are positioned on the inner wall of the clamping ring, the number of the clamping convex points on one side of the pressing cover is two, the clamping convex points are respectively positioned at the upper end and the lower end of the pressing cover, and the distance between the center lines of the two clamping convex points is a preset distance; the clamping grooves are arranged at the single side of the clamping ring in three and equidistant mode, and the distance between the center lines of the clamping grooves is equal to the preset distance.

Preferably, the back of the watch body is symmetrically provided with two limiting protrusions, and the two limiting protrusions are clamped in the first opening and are respectively abutted against the slide rails on the same side; the gland orientation the one side both sides of bracket are equipped with the guide slot, the guide slot with slide rail looks adaptation, the gland passes through the guide slot is followed the slide rail slides.

Preferably, the bracket is clamped and/or fixedly connected with the base through a screw; when the bracket with during the base joint, be equipped with a plurality of first buckles on the base, the bracket the correspondence is equipped with a plurality of second buckles on the rand outer wall, first buckle with second buckle joint makes the bracket with the base is fixed.

Preferably, a second opening is arranged on the base, and the second opening is communicated with the first opening.

Preferably, a charging part is arranged at the lower end of the back surface of the watch body; when the watch body is in a second state, the charging part is exposed in the second opening.

Preferably, the back of the watch body is provided with a first groove, and the rear camera is located in the first groove and is not higher than the first groove in height.

Preferably, the back of the watch body is provided with a second groove, the charging portion is a charging contact, and the charging contact is located in the second groove and is not higher than the second groove in height.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model discloses an intelligent watch has two states to realize the switching of first state and second state through the cooperation of joint subassembly that slides and bottom support, the joint subassembly that slides not only is used for realizing the relative movement of the table body and bottom support, still is used for connecting the table body and bottom support, avoids the table body and bottom support to separate; the utility model discloses a bottom support includes bracket and base, and the bracket will show the body and separate with the base for with the table body coupling and the joint that slides, be favorable to the table body heat dissipation. When the watch body is in the first state, the watch body and the bottom bracket are overlapped, and the rear camera on the back of the watch body is hidden in the bottom bracket and separated from the skin, so that the function failure caused by sweat dust entering the rear camera is effectively prevented, and the service life of the watch body is prolonged; and when needs use rearmounted camera, switch over the table body to the second state through the joint subassembly that slides, the table body is incomplete overlapping with the bottom support, is the dislocation set, and at this moment, rearmounted camera exposes in the bottom support to break away from the range of sheltering from of wrist, need not take off the wrist-watch and just can use rearmounted camera to shoot, sweep operations such as sign indicating number, convenient operation is swift, promotes user's use experience.

Drawings

Fig. 1 is a schematic structural diagram of an intelligent watch according to an embodiment of the present invention;

fig. 2 is a schematic structural view of the watch body and the bottom bracket of the embodiment of the present invention in the first state;

fig. 3 is a schematic structural view of the watch body and the bottom bracket of the embodiment of the present invention in the second state;

FIG. 4 is a schematic structural view of the watch body and the bracket in the second state according to the embodiment of the present invention,

fig. 5 is a schematic structural diagram of a gland according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a bracket according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a watch body according to an embodiment of the present invention;

fig. 8 is a schematic structural diagram of a base according to an embodiment of the present invention.

In the figure: 10. a bottom bracket; 11. a bracket; 111. a first opening; 112. a second buckle; 113. a second threaded hole; 114. a slide rail; 115. a protrusion; 12. a base; 121. a second opening; 122. a first buckle; 123. a first threaded hole; 124. blocking edges; 20. a watch body; 21. a rear camera; 22. a first groove; 23. a second groove; 24. a charging section; 25. a limiting bulge; 26. a third threaded hole; 30. a sliding clamping component; 31. a gland; 311. a guide groove; 312. a fourth threaded hole; 313. clamping the salient points; 32. a collar; 321. a limiting cover; 322. clamping the groove.

Detailed Description

The present invention will be described in greater detail hereinafter with reference to the accompanying drawings, in which the description of the invention is given by way of illustration and not of limitation, and in which, although specific embodiments of the invention have been described, the invention is not limited to these embodiments. The specific embodiments described are merely illustrative. The various embodiments may be combined with each other to form other embodiments not shown in the following description. The disclosure is also intended to cover alternatives, modifications, and equivalents. Furthermore, in the following description, numerous specific details are set forth in order to provide a thorough understanding of the disclosed technology to those of ordinary skill in the art. However, embodiments may be practiced without these specific details.

In the description of the present invention, it should be noted that, for the orientation words, if there are terms such as "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and positional relationship indicated are based on the orientation or positional relationship shown in the drawings, and only for the convenience of describing the present invention and simplifying the description, it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and not be construed as limiting the specific scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected", if any, are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

Referring to fig. 1 to 8, the utility model discloses intelligent wrist-watch with hidden camera will be clarified in the following description, and wherein, the rear camera has been protected to the bottom support, makes the table body have two kinds of states through the joint subassembly that slides simultaneously, has also guaranteed that the rear camera can normally be used.

As shown in fig. 1 to 8, the smart watch with a hidden camera according to the embodiment of the present invention includes a bottom bracket 10, including a base 12 and a bracket 11, where the bracket 11 is fixedly connected to the base 12;

the watch body 20 is provided with a rear camera 21, and the rear camera 21 is arranged on one surface of the watch body 20 facing the bottom bracket 10;

the utility model discloses a table body 20, including table body 20, bracket 11, table body 20 and bottom support 10, wherein, be equipped with slip joint subassembly 30 between the back of table body 20 and the bracket 11, table body 20 has first state and second state, when table body 20 is in the first state, table body 20 overlaps with bottom support 10 and establishes, rear camera 21 hides in bottom support 10, table body 20 moves through slip joint subassembly 30 relative bottom support 10, switch to the second state, when table body 20 is in the second state, table body 20 and bottom support 10 dislocation set, rear camera 21 exposes in bottom support 10.

As shown in fig. 2, the watch body 20 is in the first state, the watch body 20 is overlapped with the bottom bracket 10, and the rear camera 21 on the back of the watch body 20 is hidden in the bottom bracket 10 and separated from the skin, so that the function failure caused by sweat dust entering the rear camera 21 is effectively prevented, and the service life of the watch body 20 is prolonged; as shown in fig. 3, the table body 20 slides on through the joint subassembly 30 that slides, switches to the second state, and the table body 20 does not overlap completely with bottom support 10, is the dislocation set, and at this moment, rear camera 21 is located the upper end of table body 20, exposes in the upper end of bottom support 10 to break away from the range of sheltering from of wrist, need not take off the wrist-watch and just can use rear camera 21 to shoot, sweep operations such as sign indicating number, convenient operation is swift, promotes user's use and experiences. The watchband is connected with the upper and lower end of bottom support 10, and specific structure is like the structure among the correlation technique, and the smart watch can normal use, and no longer repeated here. Of course, in other embodiments, the rear camera 21 may be located at the lower end of the watch body 20, and the watch body 20 may be slid down by sliding the clip assembly 30, so that the rear camera 21 is exposed at the lower end of the bottom bracket 10. The rear camera 21 may be positioned on the left and right sides of the watch body 20 and exposed to the bottom bracket 10 by sliding left and right. In consideration of wearing habits, the rear camera 21 is preferably located at the upper end or the lower end of the watch body 20, and is not easily hidden by the wrist. Based on the orientation of the drawing, the sliding clamping assembly 30 is vertically arranged, so that the rear camera 21 can be exposed out of the upper end or the lower end of the bottom bracket 10. The back surface of the watch body 20 is the surface of the watch body 20 facing the bottom bracket 10.

The bottom support 10 of this embodiment includes base 12 and bracket 11, and bracket 11 and base 12 fixed connection, bracket 11 set up between table body 20 and base 12, and table body 20 and bracket 11 lug connection do not have base 12 lug connection, make and have the clearance between table body 20 and the base 12, avoid base 12 and table body 20 large tracts of land contact to influence the heat dissipation of table body 20. Meanwhile, compared with a common support, the bottom support 10 provided with the bracket 11 does not affect the normal use of the watch body 20, and is higher in structural strength and longer in service life.

Preferably, the bracket 11 is a frame structure, and a first opening 111 is provided in the middle, and since the bracket 11 has a certain thickness, the first opening 111 and the space between the bracket 11 and the back surface of the watch body 20 can be used as a heat dissipation chamber.

The fixing connection mode of the bracket 11 and the base 12 can be various, for example, a screw fixing connection mode or a buckle fixing connection mode is adopted, and the screw fixing mode and the buckle fixing mode can also be adopted at the same time, so that the bracket 11 and the base 12 are connected more firmly. More specifically, as shown in fig. 6 and 8, the base 12 is provided with a first threaded hole 123 and a first buckle 122, correspondingly, the bracket 11 is provided with a second threaded hole 113 and a second buckle 112, the second buckle 112 is adapted to the first buckle 122 and is clamped with the first buckle 122 after being inserted into a gap of the first buckle 122, preferably, the second buckle 112 is provided on the collar 32, the collar 32 is protrudingly provided on a surface of the bracket 11 facing the base 12, the second buckle 112 is provided at an edge position of an outer wall of the collar 32, a gap is provided between a main body surface of the bracket 11 to facilitate the corresponding clamping of the first buckle 122 and the second buckle 112, to realize the primary positioning of the bracket 11 and the base 12, and then, screws sequentially pass through the first threaded hole 123 and the second threaded hole 113 to firmly connect the bracket 11 and the base 12 together, the bracket 11 and the base 12 are relatively stationary, the watch body 20 slides up and down relative to the bracket 11 and the base 12, transitioning between a first state and a second state.

The structure of the sliding clamping assembly 30 is various, in the specific example shown in fig. 4 to 8, the sliding clamping assembly 30 includes a gland 31 and a collar 32, and the gland 31 is fixedly connected with the watch body 20; the two side walls of the first opening 111 of the bracket 11 are sliding rails 114, the gland 31 covers the first opening 111, and the gland 31 is slidably fitted with the sliding rails 114 and is clamped with the inner wall of the clamping ring 32 to switch the watch body 20 between the first state and the second state.

In order to improve the smoothness and smoothness of the movement of the watch body 20 up and down relative to the bracket 11, it is preferable that the cover 31 is fixedly connected to the watch body 20, the bracket 11 is interposed between the cover 31 and the watch body 20 to limit the position of the bracket 11, and the cover 31 is engaged with the slide rail 114 to prevent the watch body 20 from shaking left and right when moving up and down relative to the bracket 11. More specifically, as shown in fig. 6 and 7, two sides of one side of the pressing cover 31 facing the bracket 11 are provided with guide grooves 311, an edge of the sliding rail 114 facing the pressing cover 31 is provided with a protrusion 115, the guide grooves 311 are adapted to the sliding rail 114 and are clamped with the protrusion 115 at the edge of the sliding rail 114, so that the pressing cover 31 is buckled on the first opening 111; the gland 31 slides along the slide rails 114 through the guide grooves 311, so that the gland 31 and the watch body 20 are effectively prevented from shaking left and right in the process of sliding up and down.

Preferably, as shown in fig. 7, the back surface of the watch body 20 is symmetrically provided with two limiting protrusions 25, the two limiting protrusions 25 are clamped in the first opening 111 and are respectively abutted to the slide rails 114 on the same side, and the limiting protrusions 25 are not only used for pre-positioning the watch body 20 and the bracket 11, limiting the installation position of the bracket 11 on the watch body 20, but also preventing the pressing cover 31 and the watch body 20 from shaking left and right in the process of sliding up and down.

The fixed connection mode of the gland 31 and the watch body 20 is as follows: the third threaded hole 26 is formed in the watch body 20, the fourth threaded hole 312 is formed in the gland 31, the screw sequentially penetrates through the fourth threaded hole 312 and the third threaded hole 26 to fix the gland 31 to the watch body 20, at the moment, the screw penetrates through the first opening 111, the guide grooves 311 on two sides of the gland 31 are buckled with the slide rails 114, the gland 31 covers the bracket 11, and meanwhile the bracket 11 is fixed between the gland 31 and the watch body 20.

In order to reduce parts and simplify the structure, the positioning between the watch body 20 and the bracket 11 is also realized by means of the gland 31 and the clamping ring 32, and more specifically, the sliding clamping assembly 30 comprises a clamping salient point 313 and a clamping groove 322, the clamping salient point 313 is in clamping fit with the clamping groove 322, one of the clamping salient point 313 and the clamping groove 322 is arranged on two sides of the gland 31, and the other clamping salient point is arranged on the inner wall of the clamping ring 32. Through the clamping positioning of the clamping convex points 313 and the clamping grooves 322, the watch body 20 can be fixed in the first state or the second state, and the normal use of the watch body 20 and the rear camera 21 thereon is ensured.

As shown in fig. 5 and fig. 6, the clamping protrusions 313 are disposed on the pressing cover 31, the clamping grooves 322 are located on the inner wall of the collar 32, at this time, the number of the clamping protrusions 313 on one side of the pressing cover 31 is two, the two clamping protrusions are respectively located at the upper end and the lower end of the pressing cover 31, and the distance between the center lines of the two clamping protrusions 313 is a predetermined distance; the number of the clamping grooves 322 on one side of the clamping ring 32 is three, the clamping grooves are arranged at equal intervals, and the distance between the center lines of the adjacent clamping grooves 322 is equal to the preset distance; since the collar 32 is of a closed structure disposed around the first opening 111, as shown in fig. 6, the upper and lower ends of the collar 32 are respectively provided with a limiting cap 321 for limiting the relative sliding distance between the watch body 20 and the bracket 11, and the upper and lower edges of the gland 31 abut against the upper and lower side walls of the collar 32 to limit the sliding range between the gland 31 and the bracket 11, so as to prevent the watch body 20 from separating from and falling off from the bracket 11.

When the two clamping salient points 313 on the gland 31 are in clamping fit with the clamping grooves 322 at the middle part and the lower part of the clamping ring 32, the watch body 20 is kept in the first state; when the two clamping protrusions 313 are clamped and matched with the middle and upper clamping grooves 322, the watch body 20 is kept in the second state. Through the clamping cooperation of the clamping groove 322 and the clamping salient point 313, the watch body 20 can be kept in the first or second state for a long time without looseness, and the practicability is good.

In the embodiment that the watch body 20 is moved downwards to be switched to the second state, when the two clamping protrusions 313 are in clamping fit with the middle and upper clamping grooves 322, the watch body 20 is kept in the first state, and when the two clamping protrusions 313 are in clamping fit with the middle and lower clamping grooves 322, the watch body 20 is kept in the second state.

It will be appreciated that the positions of the snap bumps 313 and the snap recesses 322 are interchangeable, i.e. the snap bumps 313 are provided on the bracket 11 and the snap recesses 322 are provided on the cover 31.

Preferably, the clamping convex points 313 are of a round angle structure, and the clamping grooves 322 are matched with the clamping convex points 313, so that the clamping convex points 313 are smooth and easy in the sliding clamping process with the clamping grooves 322, the resistance is small, and good user experience is provided.

Preferably, as shown in fig. 8, the base 12 is further provided with a second opening 121, and the second opening 121 is communicated with the first opening 111 for heat dissipation of the watch body 20.

In some embodiments, the smart watch is a chargeable structure, the charging portion 24 is disposed on the back surface of the watch body 20, and in the embodiment shown in fig. 3 and 7, the rear camera 21 is disposed at the upper end of the back surface of the watch body 20, and therefore, the charging portion 24 is disposed at the lower end of the back surface of the watch body 20, and in order to facilitate charging and protect the charging portion 24, the charging portion 24 is exposed in the second opening 121 when the watch body 20 is in the second state. When the watch body 20 is in the first state, the base 12 separates the charging part 24 from the skin, effectively prevents sweat dust from entering the charging part 24, also avoids the potential safety hazard that the charging part 24 exposes and leads to with the skin contact, makes the smart watch use safer, and life is longer. Preferably, the charging portion 24 may employ an existing charging socket or charging contact.

Based on the above embodiments, in order to avoid the abrasion of the rear camera 21 and the charging contact in the process of sliding the watch body 20 along the bottom bracket 10, as shown in fig. 3 and 7, the back surface of the watch body 20 is provided with the first groove 22, and the rear camera 21 is located in the first groove 22 and is not higher than the first groove 22; the back of the watch body 20 is provided with a second groove 23, the charging part 24 is a charging contact, and the charging contact is located in the second groove 23 and is not higher than the second groove 23.

Preferably, as shown in fig. 1 and fig. 3, two sides of the base 12 are provided with ribs 124, the ribs 124 are attached to two sides of the watch body 20, the ribs 124 can limit the watch body 20 to a certain extent, and at the same time, dust can be prevented from entering between the watch body 20 and the bottom bracket 10 from the side surface of the watch body 20, which affects the normal sliding of the watch body 20 and the bottom bracket 10.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims (10)

1. The utility model provides an intelligent wrist-watch with hidden camera which characterized in that: the method comprises the following steps:

the bottom support comprises a base and a bracket, and the bracket is fixedly connected with the base;

the watch body is provided with a rear camera, and the rear camera is arranged on one surface of the watch body facing the bottom bracket;

the utility model discloses a table body, including the table body, the table body back with be equipped with the joint subassembly that slides between the bracket, the table body has first state and second state, works as when the table body is in the first state, the table body with the bottom sprag overlaps mutually and establishes, rearmounted camera is hidden in the bottom sprag, the table body is relative through the joint subassembly that slides the bottom sprag removes, switches over to the second state, works as when the table body is in the second state, the table body with the bottom sprag dislocation set, rearmounted camera expose in the bottom sprag.

2. The smart watch with a concealed camera of claim 1, wherein: the bracket is frame construction, and the centre is equipped with first opening, first open-ended both sides wall is the slide rail, the joint subassembly that slides includes gland and rand, the gland with table body fixed connection, the rand encircles first opening sets up, the gland covers on the first opening, and with the inner wall joint of rand makes the table body switches between first state and second state.

3. The smart watch with a concealed camera according to claim 2, wherein: the sliding clamping component comprises a clamping convex point and a clamping groove, the clamping convex point is in clamping fit with the clamping groove, one of the clamping convex point and the clamping groove is arranged on two sides of the gland, and the other clamping convex point is arranged on the inner wall of the clamping ring; the clamping salient points are provided with round corner structures.

4. The smart watch with a concealed camera according to claim 3, wherein: when the clamping convex points are arranged on the pressing cover and the clamping grooves are positioned on the inner wall of the clamping ring, the number of the clamping convex points on one side of the pressing cover is two, the two clamping convex points are respectively positioned at the upper end and the lower end of the pressing cover, and the distance between the center lines of the two clamping convex points is a preset distance; the clamping grooves are arranged at the single side of the clamping ring in three and equidistant mode, and the distance between the center lines of the clamping grooves is equal to the preset distance.

5. The smart watch with a concealed camera according to claim 2, wherein: the back surface of the watch body is symmetrically provided with two limiting bulges, and the two limiting bulges are clamped in the first opening and are respectively abutted against the slide rails on the same side; the gland orientation the one side both sides of bracket are equipped with the guide slot, the guide slot with slide rail looks adaptation, the gland passes through the guide slot is followed the slide rail slides.

6. The smart watch with a concealed camera according to claim 2, wherein: the bracket is clamped with the base and/or fixedly connected with the base through a screw; when the bracket with during the base joint, be equipped with a plurality of first buckles on the base, the bracket the correspondence is equipped with a plurality of second buckles on the rand outer wall, first buckle with second buckle joint makes the bracket with the base is fixed.

7. The smart watch with a concealed camera according to any one of claims 2 to 6, wherein: and a second opening is arranged on the base and communicated with the first opening.

8. The smart watch with a concealed camera of claim 7, wherein: the lower end of the back of the watch body is provided with a charging part; when the watch body is in a second state, the charging part is exposed in the second opening.

9. The smart watch with a concealed camera according to any one of claims 1 to 6, wherein: the back of the watch body is provided with a first groove, and the rear camera is located in the first groove and is not higher than the first groove in height.

10. The smart watch with a concealed camera of claim 8, wherein: the back of the watch body is provided with a second groove, the charging portion is a charging contact, and the charging contact is located in the second groove and is not higher than the second groove in height.

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