Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. To this end, an object of the present invention is to provide a neck massager that can reduce the pressure on the neck of a user and improve the wearing comfort.
The neck massager according to the present invention comprises: a neck clamp body, the neck clamp body comprising: the neck clamping device comprises a rear clamping body, a first side clamping body and a second side clamping body, wherein the first side clamping body and the second side clamping body are respectively arranged at two ends of the rear clamping body, the first side clamping body and the second side clamping body are elastic bodies, and the neck clamping main body is used for clamping the neck of a user; a massage body mounted inside the rear clamping body, the massage body being deformable; a gravity traction body, the gravity traction body comprising: the first handle body is mounted at the end part of the first side clamping body, the second handle body is mounted at the end part of the second side clamping body, and the first handle body and the second handle body are lapped on the shoulder of a user and provide forward traction force for the corresponding side clamping body.
Therefore, according to the neck massager provided by the embodiment of the invention, the first side clamping body and the second side clamping body are arranged, the neck of a user can be effectively clamped, the neck of the user can be prevented from being pressed by the neck clamping main body, in addition, the first handle body and the second handle body are arranged, the neck can be lapped at the shoulder of the user, and the forward traction force can be provided for the first side clamping body and the second side clamping body, so that the clamping force of the first side clamping body and the second side clamping body can be further reduced, and the comfort of the user for wearing the neck massager can be improved.
In some examples of the invention, the first side clamping body and the second side clamping body are each provided with an inwardly facing clamping face and a twisted transition face on the underside of the clamping face, the twisted transition face extending towards the corresponding first handle body or second handle body.
In some examples of the present invention, the first side clamping body and the second side clamping body each include: integrated into one piece's anterior segment, middle section and back end, the front end of anterior segment is connected and is corresponded first handle body or the second handle body, the rear end of back end is connected the one end of back centre gripping body, the middle section is relative the back end is twisted reverse towards the interior below, the anterior segment is relative the middle section orientation interior below is twisted reverse, the clamping face set up in the anterior segment the middle section with the inboard surface of back end, twist reverse the transition face set up in the interior downside surface in anterior segment and middle section.
In some examples of the invention, the front section has a width greater than a width of the middle section, the rear section has a width greater than a width of the front section, and greater than a width of the middle section.
In some examples of the invention, the first handle body and the second handle body are each provided with an inwardly and downwardly facing faying surface, the twisted transition surface extending to a rear end of the faying surface.
In some examples of the present invention, a sum of central angles corresponding to the first side clamping body and the second side clamping body is greater than 180 °.
In some examples of the present invention, the first side clamping body and the second side clamping body each include: the clamping device comprises a clamping shell and an elastic arm, wherein the elastic arm is arranged in the clamping shell, and the clamping shell can elastically deform.
In some examples of the invention, the clamping shell is a silicone shell and the resilient arm is a memory metal arm.
In some examples of the invention, the rear clamping body comprises: the massage device comprises an outer shell, an inner shell and an electric pulse generating device, wherein the inner shell is arranged on the inner side of the outer shell, the electric pulse generating device is arranged between the outer shell and the inner shell, the massage main body is arranged on the inner side of the inner shell, and the electric pulse generating device is electrically connected with the massage main body.
In some examples of the invention, the massage body comprises: the electrode plate is arranged on the massage frame, the massage frame is arranged on the inner side of the inner shell, the electrode plate is electrically connected with the electric pulse generating device, and the electrode plate is a flexible electrode plate.
In some examples of the invention, the inner side surface of the massage frame is provided with at least two mounting areas, and each mounting area is correspondingly provided with one electrode piece.
In some examples of the present invention, the mounting region is configured as a receiving groove, and the electrode tab is received in the receiving groove.
In some examples of the invention, the massage stand comprises: arc board, connecting portion and bulge, the arc board is two and connects respectively the both sides of connecting portion, the installing zone be formed with the surface of arc board, connecting portion are towards outside protrusion, the bulge is connected the outside of connecting portion just is towards outside protrusion.
In some examples of the present invention, a heating sheet is disposed between the electrode sheet and the massage frame.
In some examples of the invention, the neck massager further comprises: the battery is arranged in the first handle body or the second handle body and is electrically connected with the electric pulse generating device.
In some examples of the invention, the neck massager further comprises: the battery is arranged between the outer shell and the inner shell and is electrically connected with the electric pulse generating device.
In some examples of the present invention, the electrode sheet is disposed obliquely inward and downward.
In some examples of the present invention, an extension length of the massage body exceeds an extension length of the rear clip body.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Detailed Description
Embodiments of the present invention will be described in detail below, the embodiments described with reference to the drawings being illustrative, and the embodiments of the present invention will be described in detail below.
A neck massager 1000 according to an embodiment of the present invention will be described below with reference to fig. 1 to 4, and the neck massager 1000 may be used to massage the neck of a user to relieve the fatigue of the neck of the user.
As shown in fig. 1 and 2, a neck massager 1000 according to an embodiment of the present invention may include: a neck grip body 100, a massage body 200 and a gravity traction body 300, the massage body 200 being installed inside the neck grip body 100, the massage body 200 being capable of performing a massage operation on the neck of a user. The massage body 200 may be elastically deformed such that the massage body 200 can be better fitted against the neck of the user. Neck centre gripping main part 100 is used for centre gripping user's neck, the both ends at neck centre gripping main part 100 are installed respectively to gravity traction main part 300, gravity traction main part 300 can provide forward traction force at the both ends of neck centre gripping main part 100, forward traction force can make neck centre gripping main part 100 centre gripping user's neck better, and can know through the atress analysis, it can reduce the clamping-force of neck centre gripping main part 100 centre gripping user's neck at least to a certain extent, can promote user's the travelling comfort of wearing. The neck clamping body 100 is constructed in a structure adapted to clamp the rear half of the neck of the user, and the gravity pulling body 300 is constructed in a structure adapted to overlap the clavicle at the shoulder of the user.
From this, neck massager 1000 is better at the effect of wearing of neck, because the back half neck of neck encloses more atress, and half neck encloses and has the relative not atress such as carotid and be not suitable for energetically the centre gripping in the front, consequently draws main part 300 matched with centre gripping mode through neck centre gripping main part 100 and gravity and can not produce the oppression to user's neck, wears more comfortablely.
As shown in fig. 1 to 3, the neck grip body 100 includes: the back clamping body 10, the first side clamping body 20 and the second side clamping body 30 are respectively installed at two ends of the back clamping body 10, for example, the first side clamping body 20 can be connected at the left side of the back clamping body 10, the second side clamping body 30 can be connected at the right side of the back clamping body 10, namely, the first side clamping body 20 is a left side clamping body, and the second side clamping body 30 is a right side clamping body. That is to say, whole neck centre gripping main part 100 divides into three part, and different effects can be realized respectively according to the position of self to three clamping body, and back clamping body 10 mainly used centre gripping user's nape is regional moreover, and first side clamping body 20 and second side clamping body 30 correspond the side neck region of both sides respectively, and three clamping body can mutually support to can centre gripping user's neck in coordination.
The rear clamping body 10 is a rigid deformation-resistant structure, and the first side clamping body 20 and the second side clamping body 30 are elastic bodies. That is, in the present invention, the neck clamping body 100 employs two elastic bodies separately arranged, rather than one integral elastic arm, so that the first side clamping body 20 and the second side clamping body 30 clamp the neck of the user in a swing lap joint manner, and thus the deformation of the first side clamping body 20 and the second side clamping body 30 can be better controlled, thereby avoiding the problem of inconvenience in wearing caused by too large deformation amplitude of the first side clamping body 20 and the second side clamping body 30 during the operation of the user.
As shown in fig. 1 and 2, the gravity traction body 300 includes: the first handle 310 is mounted on the end of the first side holder 20, and the second handle 320 is mounted on the end of the second side holder 30, that is, the first handle 310 may be a left side handle, and the second handle 320 may be a right side handle. Also, since the first and second handle bodies 310 and 320 are respectively a part of the gravity traction body 300, the first handle body 310 is mainly used to provide a forward traction force to the first side grip body 20, and the second handle body 320 is mainly used to provide a forward traction force to the second side grip body 30. The first handle body 310 and the second handle body 320 may correspond to left and right clavicles of a shoulder of a user, respectively, that is, the first handle body 310 and the second handle body 320 may be respectively overlapped at the left and right clavicles of the user, and the first handle body 310 and the second handle body 320 generate friction with the left and right clavicles, respectively, so that the first handle body 310 and the second handle body 320 do not need to clamp the neck of the user in a conventional manner, but are comfortable to wear by virtue of the friction and self-gravity, and the neck clamping main body 100, and the first handle body 310 and the second handle body 320 may guide the first side clamping body 20 and the second side clamping body 30 to clamp the lateral neck, so that the first side clamping body 20 and the second side clamping body 30 may clamp the back circumference of the neck of the user with a light clamping force at both sides, and further, the neck massager 1000 may be prevented from pressing the neck of the user, the comfort of the user wearing the neck massager 1000 can be improved.
Therefore, according to the neck massager 1000 of the embodiment of the present invention, the first side clamping body 20 and the second side clamping body 30 are provided, so that the neck of the user can be effectively clamped, and the neck of the user can be prevented from being pressed by the neck clamping body 100, and the first handle body 310 and the second handle body 320 can be overlapped with the clavicle of the user, so that the forward traction force can be provided to the first side clamping body 20 and the second side clamping body 30, and the first side clamping body 20 and the second side clamping body 30 can be prevented from slipping off from the back half of the neck, and in addition, the clamping force of the first side clamping body 20 and the second side clamping body 30 can be further reduced, and the comfort of the user wearing the neck massager 1000 can be improved.
According to an alternative embodiment of the present invention, as shown in fig. 3, each of the first and second side clamping bodies 20 and 30 is provided with a clamping surface 25 facing inward and a torsion transition surface 24 located at a lower side of the clamping surface 25, the torsion transition surface 24 extending toward the corresponding first or second handle body 310 or 320. That is to say, first side clamping body 20 and second side clamping body 30 are provided with the clamping face 25 towards user's lateral neck respectively, and this clamping face 25 is relative with user's neck, has guaranteed like this that first side clamping body 20 and user's lateral neck contact are the face subsides and have established, promote the travelling comfort when first side clamping body 20 and second side clamping body 30 contact with user's lateral neck. Moreover, the arrangement of the twisting transition surface 24 can make the whole line type of the neck massager 1000 smooth, further improve the structural reliability of the neck massager 1000, and at least reduce the area of the clamping surface 25 to a certain extent, so that the side clamping bodies 20 and 30 gradually separate from the neck of the user and are in lap joint with the clavicle part of the human body, and the user can wear the neck massager more refreshing and comfortable.
Further, as shown in fig. 3, each of the first and second side clamping bodies 20 and 30 includes: the front section 21 of the first side clamping body 20 is connected with the rear end of the first handle body 310, and the front end of the front section 21 of the second side clamping body 30 is connected with the rear end of the second handle body 320. The rear end of the rear section 23 is connected to one end of the rear clamping body 10, the middle section 22 is twisted toward the inner lower side with respect to the rear section 23, the front section 21 is further twisted toward the inner lower side with respect to the middle section 22, the clamping surface 25 is disposed on the inner side surfaces of the front section 21, the middle section 22 and the rear section 23, and the twisting transition surface 24 is disposed on the inner lower side surfaces of the front section 21 and the middle section 22.
It can be understood that, the first side clamping body 20 and the second side clamping body 30 are both a twisted elastic body, and since the surfaces thereof are twisted to a certain extent, the clamping area of the clamping surface 25 can be reduced, and the first side clamping body 20 and the second side clamping body 30 can be conveniently lapped on the shoulder of the user, thereby improving the comfort of the neck clamping body 100, and the transition connection between the first handle body 310 and the first side clamping body 20 can be smooth and natural, and the transition connection between the second handle body 320 and the second side clamping body 30 can be smooth and natural.
Wherein the width of the front section 21 is greater than the width of the middle section 22, the width of the rear section 23 is greater than the width of the front section 21, and greater than the width of the middle section 22, as shown in fig. 3. That is to say, the width of middle section 22 is less than the width of anterior segment 21 and the width of back end 23, can reduce the centre gripping area of middle section 22 on the one hand like this, first side clamping body 20 can not contact with too big neck skin area under the prerequisite of guaranteeing the face contact like this, thereby make the user wear more fresh and cool comfortable, and can be favorable to middle section 22 overlap joint on the user is close to the shoulder of neck, avoid drawing main part 300 with the gravity about being compelled to lift up, thereby can promote the user and wear neck massager 1000's travelling comfort. In addition, the connection between the front section 21 and the corresponding handle body is more reliable due to the larger width of the front section 21, and the connection between the rear section 23 and the corresponding rear clamping body 10 is more reliable due to the larger width of the rear section 23.
Also, as shown in fig. 2, the first handle body 310 and the second handle body 320 are each provided with a lapping surface 311 facing inward and downward, and the twisted transition surface 24 extends to the rear end of the lapping surface 311. Overlapping surface 311 may facilitate overlapping of first handle 310 and second handle 320 on the user's clavicle, and the lapping surface 311 can generate friction with the clavicle, so that the wearing reliability of the neck massager 1000 can be ensured by the friction and the self-gravity of the two handle bodies 310, 320, and this allows the first and second handle bodies 310 and 320 to provide the first and second side grip bodies 20 and 30 with a traction force forward and downward respectively, so that the first and second side gripping bodies 20 and 30 can have a tendency to move toward the front and lower directions, the user's neck can be gripped with a light gripping force and, since the landing surface 311 is directed inwards and downwards, just towards the user's clavicle, thereby, the foreign body sensation at the clavicle of the user can be made lighter, and the wearing comfort of the neck massager 1000 can be further improved.
Specifically, the sum of the central angles corresponding to the first side clamping body 20 and the second side clamping body 30 is greater than 180 °. For example, the sum of the central angles corresponding to the first side holder 20 and the second side holder 30 may be between 120 ° and 150 °. The first side holder 20 and the second side holder 30 may have symmetrical structures, and the central angles of the first side holder 20 and the second side holder 30 may be the same. Through the centre gripping angle of reasonable restriction first side holding body 20 and second side holding body 30, can further restrict the region of first side holding body 20 and the second side holding body 30 centre gripping user's neck to can avoid first side holding body 20 and second side holding body 30 to produce the oppression to user's neck, and then can promote the travelling comfort that the user wore neck massager 1000.
According to an embodiment of the present invention, as shown in fig. 3, each of the first side clamping body 20 and the second side clamping body 30 includes: a holding shell 26 and a resilient arm 27, the resilient arm 27 being disposed within the holding shell 26, the holding shell 26 being resiliently deformable. That is to say, elastic deformation can take place for elastic arm 27 and store the elastic force, and centre gripping shell 26 can follow elastic arm 27 and take place to warp, can guarantee like this that first side centre gripping body 20 and second side centre gripping body 30 can satisfy the deformation requirement to can be suitable for different neck sizes, can be suitable for different user crowd promptly, and adopt centre gripping shell 26 and elastic arm 27's mode, can be so that first side centre gripping body 20 and second side centre gripping body 30's simple structure is reliable.
Further, the holding shell 26 may be a silicone shell, and the elastic arm 27 may be a memory metal arm. The centre gripping shell 26 of silica gel preparation can be so that user's neck contact is comfortable, and the foreign matter sense is lighter, and memory metal arm elastic deformation is effectual moreover, still has the memory function, can be very big degree above the use of convenient user. Wherein the clamping shell 26 and the resilient arm 27 may be fixed as an integral mechanism.
According to an alternative embodiment of the present invention, as shown in fig. 1 and 4, the first handle body 310 may be foldably provided to an end of the first side holder 20, and the second handle body 320 may be foldably provided to an end of the second side holder 30. Therefore, the neck massager 1000 can have a use state and a storage state, when the neck massager 1000 is in the use state, the first handle body 310 and the second handle body 320 can be respectively unfolded relative to the first side clamping body 20 and the second side clamping body 30 and then worn on the neck of a user, and when the neck massager 1000 is in the storage state, the first handle body 310 and the second handle body 320 can be respectively folded inwards relative to the first side clamping body 20 and the second side clamping body 30 by a certain angle, so that the whole occupied volume of the neck massager 1000 can be reduced, and the neck massager can be conveniently stored and carried.
Specifically, as shown in fig. 3, hinges 400 are respectively provided between the first handle body 310 and the end of the first side clamping body 20, and between the second handle body 320 and the end of the second side clamping body 30. The two hinges 400 are provided, one hinge 400 has both ends connected between the ends of the corresponding first handle body 310 and the first side holder 20, and the other hinge 400 has both ends connected between the ends of the corresponding second handle body 320 and the second side holder 30. The hinge 400 is simple and stable in structure, and can ensure that the handle body is freely folded with respect to the corresponding side clamping body.
Among them, the hinge 400 may include: the hinge comprises a hinge main body and two connectors, wherein the two connectors are respectively connected to two sides of the hinge main body, one connector is used for being fixedly connected with a corresponding handle body, for example, the connector can be in a plate shape and is provided with two mounting holes, and after the fixing piece can respectively penetrate through the two mounting holes, the fixed connection of the connector and the corresponding handle body is completed. The other connecting head is used for being rotatably connected with the corresponding side clamping body, the connecting head can be in a plate shape and is provided with a pivot hole, the end part of the elastic arm 27 of the side clamping body is correspondingly provided with a pivot head, the pivot head can be clamped at two sides of the connecting head, and a pivot shaft in the pivot head passes through the pivot hole so as to allow the hinge 400 to rotate relative to the corresponding side clamping body. It should be noted that the hinge body is located between the handle body and the side clamping body, and the two connectors respectively extend into the corresponding handle body and the corresponding clamping body, so that the structural integrity of the neck massager 1000 can be improved, and the handle body can rotate reliably relative to the corresponding side clamping body.
Still, the first side holding body 20 and the second side holding body 30 are provided with an avoiding groove at the inner side of the end portion where the hinge 400 is provided, and the avoiding groove is mainly used for avoiding the hinge main body of the rotating hinge 400, so that the interference between the side holding bodies and the hinge 400 can be avoided, and the structural reliability of the neck massager 1000 can be further improved.
Specifically, as shown in fig. 3, the rear clamping body 10 includes: the massage machine comprises an outer shell 11, an inner shell 12 and an electric pulse generating device 13, wherein the inner shell 12 is installed on the inner side of the outer shell 11, the electric pulse generating device 13 is arranged between the outer shell 11 and the inner shell 12, a massage main body 200 is installed on the inner side of the inner shell 12, and the electric pulse generating device 13 is electrically connected with the massage main body 200. The electric pulse generating device 13 can generate pulse current through the massage main body 200, thereby stimulating the skin of the neck of the user and achieving the effect of massaging the neck of the user. And by disposing the electric pulse generating device 13 in the space between the outer shell 11 and the inner shell 12, the wiring length between the electric pulse generating device 13 and the massage main body 200 can be reduced, so that the structure of the neck massager 1000 can be simplified, the production process of the neck massager 1000 can be more concise, and the assembly is more convenient. The outer shell 11 and the inner shell 12 may be fixedly connected by a snap structure or a fastener.
As shown in fig. 3, the massage main body 200 includes: the electrode plates 220 are arranged on the massage frame 210, the massage frame 210 is arranged on the inner side of the inner shell 12, the electrode plates 220 are electrically connected with the electric pulse generating device 13, and the electrode plates 220 are flexible electrode plates 220. Adopt flexible electrode slice 220, can make things convenient for the deformation of electrode slice 220 to can make electrode slice 220 can adapt to user's neck better, can make electrode slice 220 can laminate in user's neck skin department better, thereby can promote massage effect.
Wherein, electrode slice 220 can be the conductive silicone piece, and massage frame 210 can be non-conductive silicone frame, and massage frame 210 also can produce corresponding deformation like this to can adapt to user's neck better, can laminate in user's neck skin department better, thereby can promote massage effect.
The inner surface of the massage frame 210 is provided with at least two mounting areas 211, and each mounting area 211 is correspondingly provided with one electrode plate 220. That is, at least two electrode pads 220 may share one massage frame 210, so that the structure of the massage main body 200 may be simplified, the structure of the neck massager 1000 may be further simplified, and the plurality of electrode pads 220 may not interfere with each other, resulting in a good massage effect.
Specifically, the mounting region 211 is configured as a receiving groove, and the electrode sheet 220 is received in the receiving groove. That is, the electrode sheet 220 may be received in the receiving groove, and a surface of the electrode sheet 220 may be flush with a peripheral surface of the mounting region 211, or a surface of the electrode sheet 220 may protrude from the peripheral surface of the mounting region 211. Therefore, when the surface of the massage frame 210 is integrally attached to the skin of the neck of the user, the electrode sheet 220 can be perfectly attached to the skin of the neck of the user, so that the massage effect can be improved.
Further, as shown in fig. 3, the massage frame 210 includes: arc plate portion 212, connecting portion 213 and protruding portion 214, arc plate portion 212 is two, and two arc plate portions 212 are respectively connected on both sides of connecting portion 213, and installation area 211 is formed on the surface of arc plate portion 212, and connecting portion 213 protrudes toward the outside, and protruding portion 214 is connected on the outside of connecting portion 213, and protruding portion 214 protrudes toward the outside. Connecting portion 213 can link together two arc plate portions 212 effectively to can guarantee massage frame 210's structural integrity, and the setting of bulge 214 can make things convenient for massage frame 210 and back holding body 10's installation fixed moreover, thereby can improve the fixed reliability between massage main part 200 and the back holding body 10, this bulge 214 also makes and produces certain space between massage frame 210 and the back holding body 10 simultaneously, this space provides this massage frame 210's deformation space.
The electrode sheet 220 may be connected to a wire harness, the protrusion 214 may be provided with a through hole through which the wire harness may pass, and then the wire harness may enter a space defined by the outer shell 11 and the inner shell 12, so as to connect corresponding electrical components, such as the electric pulse generating device 13 and the battery 500.
Also, as shown in fig. 3, a heating sheet 230 may be disposed between the electrode sheet 220 and the massage stand 210. The heating sheet 230 may perform a heating function at a rear side of the electrode sheet 220, so that heat may be transferred to a user's neck in a use state, and particularly, a use effect in winter may be better. The provision of the heat patch 230 may further enhance the comfort of the neck massager 1000.
Optionally, as shown in fig. 3, the neck massager 1000 may further include a battery 500, the battery 500 is disposed in the first handle body 310 or the second handle body 320, and the battery 500 is electrically connected to the electric pulse generating device 13. By providing the battery 500 in the first handle body 310 or the second handle body 320, on the one hand, the internal space of the handle body can be utilized reasonably, and on the other hand, the weight of the handle body can be increased, so that the handle body can provide a proper traction force for the corresponding side grip body. The handle body which is not provided with the battery 500 can be correspondingly provided with the balancing weight, so that the weight of the two handle bodies is basically the same, the two handle bodies can provide basically the same traction force for the two side clamping bodies, and the wearing comfort of a user can be improved.
Alternatively, the battery 500 may be disposed in the space defined by the outer casing 11 and the inner casing 12, so that the battery 500 may be directly connected to the electric pulse generating device 13, thereby eliminating the wiring process and simplifying the manufacturing process of the neck massager 1000.
Specifically, the electrode sheet 220 is disposed obliquely inward and downward with respect to the massage main body 200. That is, the electrode sheet 220 faces the lower neck of the user, so that the surface of the electrode sheet 220 facing inward and downward can be generally parallel to the skin of the lower neck of the user, so that the electrode sheet can be well attached to the lower neck of the user, and the massage effect is better.
Further, the electrode plates 220 of the massage main body 200 have a small included angle in an initial state and are in a close posture, when the massage main body is worn, the two electrode plates 220 are squeezed by the neck of a user to expand towards two sides and finally are in an open posture when the massage main body is worn, and at the moment, the two electrode plates 220 have a contraction trend, so that the electrode plates can be attached to the neck of the user better, and the phenomenon that the electrode plates fall off to cause stabbing pain is avoided.
As shown in fig. 1 and 2, the massage body 200 has an extended length exceeding that of the rear clamping body 10. The massage main body 200 that so sets up is the size suitable, can effectively massage user's nape region, can reduce the extension length of back holding body 10 moreover, can make first side holding body 20 and second side holding body 30 keep at reasonable length within range to can make can the neck centre gripping main body 100 can be better the centre gripping user's neck, also can not produce the oppression to user's neck.
In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features. In the description of the present invention, "a plurality" means two or more. In the description of the present invention, the first feature being "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features being in contact with each other not directly but through another feature therebetween. In the description of the invention, "above", "over" and "above" a first feature in a second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is higher in level than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.