Patent Abstract:
A non-contact input apparatus for computer peripheral includes an induction module and a pointing module. The induction module includes an electric supply coil and an induction element, and the pointing module includes an energy coil and a non-linear element. The electric supply coil is used to send a first oscillation signal. The energy coil receives the first oscillation signal. The non-linear element converts the first oscillation signal to be a second oscillation signal having multiple higher harmonics. The induction element generates a control signal based on the second oscillation signal.

Full Description:
BACKGROUND 
     1. Technical Field 
     The disclosure relates to a battery shell, and more particularly to a battery shell where the conductive elements are embedded in the shell. 
     2. Related Art 
     Generally, during the manufacturing process of the battery module of an electronic product, a plurality of battery cells and a plurality of metal contacts are electrically combined beforehand to form series connection and parallel connection. Then, the combined battery cells and metal contacts together with the insulating material are packaged in a battery shell to form a battery module. 
     However, the above manufacturing method needs corresponding room in the battery shell to contain the metal contacts and the insulating material. As a result, the size of the battery shell may be too large and not unfavorable for the miniaturization of the electronic device. Furthermore, the above method may complicate the assembly of a battery module, and thus the working hours and cost may increase. 
     SUMMARY 
     In one aspect, a method for fabricating a battery shell is disclosed. The battery shell is configured to contain n battery cells. The number of battery cells in series connection is s. The method comprises providing a plurality of conductive elements which have m contacts, and forming a casing by way of insert molding with the m contacts exposed. The plurality of conductive elements are embedded in the casing. The number m, n, and s comply with the equation of m=(2×n)+(s+1). The conductive elements are adapted to be connected to the battery cells through the contacts 
     In another aspect, a method for fabricating a battery shell is disclosed. The battery shell is configured to contain n battery cells. The number of battery cells in series connection is s, and s is an even integer. The method comprises providing a plurality of conductive elements which have m contacts, and forming a casing by way of insert molding with the m contacts exposed. The plurality of conductive elements are embedded in the casing. The number m, n, and s comply with the equation of m=(1.5×n)+(s+1). The conductive elements are adapted to be connected to the battery cells through the contacts 
     In yet another aspect, a method for fabricating a battery shell. The battery shell is configured to contain n battery cells. The number of battery cells in series connection is s and the number of battery cells in parallel connection is p, wherein s is an odd integer. The method comprises providing a plurality of conductive elements which have m contacts; and forming a casing by way of insert molding with the m contacts exposed. The plurality of conductive elements are embedded in the casing. The number m, n, s, and p comply with the equation m=(1.5×n)+(s+1+0.5p). The conductive elements are adapted to be connected to the battery cells through the contacts 
    
    
     
       BRIEF DESCRIPTION OF THE DRAWINGS 
       The present disclosure will become more fully understood from the detailed description given herein below for illustration only, and thus are not limitative of the present disclosure, and wherein: 
         FIG. 1  is a flowchart of a method for fabricating a battery shell according to a first embodiment of the disclosure; 
         FIG. 2  is a structural diagram of a battery shell which is fabricated by the method of the first embodiment; 
         FIG. 3  is a structural diagram of another battery shell which is also fabricated by the method of the first embodiment; 
         FIG. 4  is a flowchart of a method for fabricating a battery shell according to a second embodiment of the disclosure; 
         FIG. 5  is a structural diagram of a battery shell which is fabricated by the method of the second embodiment; 
         FIG. 6  is a schematic illustration of portion of the battery shell of  FIG. 5 ; 
         FIG. 7  is a structural diagram of another battery shell which is also fabricated by the method of the second embodiment; 
         FIG. 8  is a flowchart of a method for fabricating a battery shell according to a third embodiment of the disclosure; 
         FIG. 9  is a structural diagram of a battery shell which is fabricated by the method of the third embodiment; and 
         FIG. 10  is a structural diagram of another battery shell which is also fabricated by the method of the third embodiment. 
     
    
    
     DETAILED DESCRIPTION 
     In the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the disclosed embodiments. It will be apparent, however, that one or more embodiments may be practiced without these specific details. In other instances, well-known structures and devices are schematically shown in order to simplify the drawing. 
     The detailed characteristics and advantages of the disclosure are described in the following embodiments in details, the techniques of the disclosure can be easily understood and embodied by a person of average skill in the art, and the related objects and advantages of the disclosure can be easily understood by a person of average skill in the art by referring to the contents, the claims and the accompanying drawings disclosed in the specifications. 
       FIG. 1  is a flowchart of a method for fabricating a battery shell according to a first embodiment of the disclosure. 
     The method comprises the following steps. 
     A battery shell which is capable of containing n battery cells is defined, and the number of battery cells in series connection is s (S 1 ). 
     A plurality of conductive elements are provided, and the conductive elements have m contacts (S 2 ). Herein n, s, and m are all positive integers. 
     A shell is formed by way of insert molding, and the conductive elements are embedded in the shell and the m contacts are exposed outside. Furthermore, the number m, n, and s comply with the equation (1).
 
 m =(2 ×n )+( s+ 1)  (1) (S3)
 
       FIG. 2  is a structural diagram of a battery shell which is fabricated by the method of the first embodiment. 
     With reference to  FIG. 2 , the battery shell  10  can be used in a laptop, but it is not limited this way. The battery shell  10  comprises 4 battery cells  1 . The number of battery cells  1  in series connection is two, and the number of battery cells  1  in parallel connection is also two. 
     The battery shell  10  comprises a casing  100 , a first conductive element  110 , a second conductive element  120 , and a third conductive element  130 . The first conductive element  110 , the second conductive element  120 , and the third conductive element  130  may be made of copper or nickel material, while the casing  100  may be made of insulation plastic. The first conductive element  110 , the second conductive element  120 , and the third conductive element  130  are embedded in the casing  100  by way of insert molding. The first conductive element  110  has a power source contact  111  and two positive pole contacts  112  and  113 . The second conductive element  120  has a test contact  121 , two positive pole contacts  124  and  125 , and two negative pole contacts  122  and  123 . The third conductive element has a ground contact  131  and two negative pole contacts  132  and  133 . The positive pole contacts  112 ,  113 ,  124 , and  125  are respectively connected to the positive poles of the battery cells  1 . The negative pole contacts  122 ,  123 ,  132 , and  133  are respectively connected to the negative poles of the battery cells  1 . The power source contact  111  and the ground contact  131  are respectively connected to the positive pole and the negative pole of an external electronic device. The test contact  121  may be used to test the voltage of the battery cells  1 . 
     Accordingly, there are 11 contacts provided by the conductive elements. The total number of battery cells  1  is four and the number of battery cells in series connection is two. Therefore, these numbers conform to the equation (1). That is, the method for fabricating a battery shell according to the first embodiment can be implemented. 
       FIG. 3  is a structural diagram of another battery shell which is also fabricated by the method of the first embodiment. 
     With reference to  FIG. 3 , the battery shell  20  can be used in a laptop, but it is not limited this way. The battery shell  20  comprises 8 battery cells  2 . The number of battery cells  2  in series connection is four, and the number of battery cells  2  in parallel connection is two. 
     The battery shell  20  comprises a casing  200 , a first conductive element  210 , a second conductive element  220 , a third conductive element  230 , a fourth conductive element  240 , and a fifth conductive element  250 . The first conductive element  110 , the second conductive element  120 , the third conductive element  130 , the fourth conductive element  240 , and the fifth conductive element  250  may be made of copper or nickel material, while the casing  200  may be made of insulation plastic. The first conductive element  110 , the second conductive element  120 , the third conductive element  130 , the fourth conductive element  240 , and the fifth conductive element  250  are embedded in the casing  200  by way of insert molding. The first conductive element  210  has a power source contact  211  and two positive pole contacts  212  and  213 . The second conductive element  220  has a first test contact  221 , two positive pole contacts  224  and  225 , and two negative pole contacts  222  and  223 . The third conductive element  230  has a second test contact  231 , two positive pole contacts  234  and  235 , and two negative pole contacts  232  and  233 . The fourth conductive element  240  has a third test contact  241 , two positive pole contacts  244  and  245 , and two negative pole contacts  242  and  243 . The fifth conductive element  250  has a ground contact  251  and two negative pole contacts  252  and  253 . 
     The positive pole contacts  212 ,  213 ,  224 ,  225 ,  234 ,  235 ,  244 , and  245  are respectively connected to the positive poles of the battery cells  2 . The negative pole contacts  222 ,  223 ,  232 ,  233 ,  242 ,  243 ,  252 , and  253  are respectively connected to the negative poles of the battery cells  2 . The power source contact  211  and the ground contact  251  are respectively connected to the positive pole and the negative pole of an external electronic device. The first, second, and third test contacts  221 ,  231 , and  241  may be used to test the voltage of the battery cells  2 . 
     Accordingly, there are 21 contacts provided by the conductive elements. The total of battery cells  2  is eight and the number of battery cells in series connection is four. Therefore, these numbers conform to the equation (1). That is, the method for fabricating a battery shell according to the first embodiment can be implemented.  FIG. 4  is a flowchart of a method for fabricating a battery shell according to a second embodiment of the disclosure. 
     The method comprises the following steps. 
     A battery shell which is capable of containing n battery cells is defined. The number of the battery cells in series connection is s, where s is an even integer (S 1 ). 
     A plurality of conductive elements are provided, and the conductive elements have m contacts (S 2 ). Herein n, s, and m are all positive integers. 
     A shell is formed by way of insert molding, and the conductive elements are embedded in the shell and m contacts are exposed outside. Furthermore, the number m, n, and s comply with the equation (2).
 
 m =(1.5 ×n )+( s+ 1)  (2) (S3)
 
       FIG. 5  is a structural diagram of a battery shell which is fabricated by the method of the second embodiment. 
     With reference to  FIG. 5 , the battery shell  30  can be used in a laptop, but it is not limited this way. The battery shell  30  comprises 4 battery cells  3 . The number of battery cells  3  in series connection is two, and the number of battery cells  3  in parallel connection is also two. 
     The battery shell  30  comprises a casing  300 , a first conductive element  310 , a second conductive element  320 , and a third conductive element  330 . The first conductive element  310 , the second conductive element  320 , and the third conductive element  330  may be made of copper or nickel material, while the casing  300  may be made of insulation plastic. The first conductive element  310 , the second conductive element  320 , and the third conductive element  330  are embedded in the casing  300  by way of insert molding. The first conductive element  110  has a power source contact  311  and two positive pole contacts  312  and  313 . The second conductive element  320  has a test contact  321  and two negative pole contacts  322  and  323 . The third conductive element  330  has a ground contact  331  and two negative pole contacts  332  and  333 . The positive pole contacts  312  and  313  are respectively connected to the positive poles of some battery cells  3 . The negative pole contacts  332  and  333  are respectively connected to the negative poles of some battery cells  3 . The power source contact  311  and the ground contact  331  are respectively connected to the positive pole and the negative pole of an external electronic device. The test contact  321  may be used to test the voltage of the battery cells  3 . Each pole contact  322  and  323  is used to connect the positive pole of a battery cell  3  and the negative pole of another battery cell  3 . For example,  FIG. 6  is a schematic illustration showing connections between the pole contact  323  and two battery cells  3 . More particularly, the left side of the pole contact  323  is connected to the negative pole of the left battery cell  3 , and the right side of the pole contact  323  is connected to the positive pole of the right battery cell  3 . 
     Accordingly, there are 9 contacts provided by the conductive elements. The total of battery cells  3  is four and the number of battery cells in series connection is two. Therefore, these numbers conform to the equation (2). That is, the method for fabricating a battery shell according to the second embodiment can be implemented. 
       FIG. 7  is a structural diagram of another battery shell which is also fabricated by the method of the second embodiment. 
     With reference to  FIG. 7 , the battery shell  40  can be used in a laptop, but it is not limited this way. The battery shell  40  comprises 8 battery cells  4 . The number of battery cells  4  in series connection is four, and the number of battery cells  4  in parallel connection is two. 
     The battery shell  40  comprises a casing  400 , a first conductive element  410 , a second conductive element  420 , a third conductive element  430 , a fourth conductive element  440 , and a fifth conductive element  450 . The first conductive element  410 , the second conductive element  420 , the third conductive element  430 , the fourth conductive element  440 , and the fifth conductive element  450  may be made of copper or nickel material, while the casing  400  may be made of insulation plastic. The first conductive element  410 , the second conductive element  420 , the third conductive element  430 , the fourth conductive element  440 , and the fifth conductive element  450  are embedded in the casing  400  by way of insert molding. The first conductive element  410  has a power source contact  411  and two positive pole contacts  412  and  413 . The second conductive element  420  has a first test contact  421 , two pole contacts  422  and  423 . The third conductive element  430  has a second test contact  431 , two positive pole contacts  434  and  435 , and two negative pole contacts  432  and  433 . The fourth conductive element  440  has a third test contact  441  and two pole contacts  442  and  443 . The fifth conductive element  450  has a ground contact  451  and two negative pole contacts  452  and  453 . 
     The positive pole contacts  412 ,  413 ,  434 , and  435  are respectively connected to the positive poles of some battery cells  4 . The negative pole contacts  432 ,  433 ,  452 , and  453  are respectively connected to the negative poles of some battery cells  4 . The power source contact  411  and the ground contact  451  are respectively connected to the positive pole and the negative pole of an external electronic device. The first, second, and third test contacts  421 ,  431 , and  441  may be used to test the voltage of the battery cells  4 . Each pole contact  422 ,  423 ,  442 , and  443  is used to connect the positive pole of a battery cell  4  and the negative pole of another battery cell  4 . 
     The connections between each pole contact  422 ,  423 ,  442 , or  443  and battery cells  4  may be referred to those as shown in  FIG. 6 , and thus they will not be described herein again. Accordingly, there are 17 contacts provided by the conductive elements. The total of battery cells  4  is eight and the number of battery cells in series connection is four. Therefore, these numbers conform to the equation (2). That is, the method for fabricating a battery shell according to the second embodiment can be implemented. 
       FIG. 8  is a flowchart of a method for fabricating a battery shell according to a third embodiment of the disclosure. 
     The method comprises the following steps. 
     A battery shell which is capable of containing n battery cells is defined, and the number of the battery cells in series connection is s, where s is an odd integer (S 1 ). 
     A plurality of conductive elements are provided, and the conductive elements have m contacts (S 2 ). Herein n, s, and m are all positive integers. 
     A shell is formed by way of insert molding, and the conductive elements are embedded in the shell and the m contacts are exposed outside. Furthermore, the number m, n, and s comply with the equation (3).
 
 m =(1.5 ×n )+( s+ 1+0.5 p )  (3) (S3)
 
       FIG. 9  is a structural diagram of a battery shell which is fabricated by the method of the third embodiment. 
     With reference to  FIG. 9 , the battery shell  50  can be used in a laptop, but it is not limited this way. The battery shell  50  comprises 6 battery cells  5 . The number of battery cells  5  in series connection is three, and the number of battery cells  5  in parallel connection is two. 
     The battery shell  50  comprises a casing  500 , a first conductive element  510 , a second conductive element  520 , a third conductive element  530 , and a fourth conductive element  540 . The first conductive element  510 , the second conductive element  520 , the third conductive element  530 , and the fourth conductive element may be made of copper or nickel material, while the casing  500  may be made of insulation plastic. The first conductive element  510 , the second conductive element  520 , the third conductive element  530 , and the fourth conductive element  540  are embedded in the casing  300  by way of insert molding. The first conductive element  510  has a power source contact  511  and two positive pole contacts  512  and  513 . The second conductive element  520  has a first test contact  521  and two pole contacts  522  and  523 . The third conductive element  530  has a second test contact  531 , two positive pole contacts  534  and  535 , and two negative pole contacts  532  and  533 . The fourth conductive element  540  has a ground contact  541  and two negative pole contacts  542  and  543 . 
     The positive pole contacts  512 ,  513 ,  534 , and  535  are respectively connected to the positive poles of some battery cells  5 . The negative pole contacts  532 ,  533 ,  542 , and  543  are respectively connected to the negative poles of some battery cells  5 . The power source contact  511  and the ground contact  541  are respectively connected to the positive pole and the negative pole of an external electronic device. The first and second test contacts  521  and  531  may be used to test the voltage of the battery cells  5 . Each pole contact  522  and  523  is used to connect the positive pole of a battery cell  5  and the negative pole of another battery cell  5 . 
     The connections between each pole contact  522  or  523  and battery cells  5  may be referred to those as shown in  FIG. 6 , and thus they will not be described herein again. 
     Accordingly, there are 14 contacts provided by the conductive elements. The total of battery cells  5  is six and the number of battery cells in series connection is three. Therefore, these numbers conform to the equation (3). That is, the method for fabricating a battery shell according to the third embodiment can be implemented. 
       FIG. 10  is a structural diagram of another battery shell which is also fabricated by the method of the third embodiment. 
     With reference to  FIG. 10 , the battery shell  60  can be used in a laptop, but it is not limited this way. The battery shell  60  comprises 9 battery cells  6 . The number of battery cells  6  in series connection is three, and the number of battery cells  6  in parallel connection is also three. 
     The battery shell  60  comprises a casing  600 , a first conductive element  610 , a second conductive element  620 , a third conductive element  630 , and a fourth conductive element  640 . The first conductive element  610 , the second conductive element  620 , the third conductive element  630 , and the fourth conductive element  640  may be made of copper or nickel material, while the casing  600  may be made of insulation plastic. The first conductive element  610 , the second conductive element  620 , the third conductive element  630 , and the fourth conductive element  640  are embedded in the casing  600  by way of insert molding. The first conductive element  610  has a power source contact  611  and three positive pole contacts  612 ,  613 , and  614 . The second conductive element  620  has a first test contact  621  and three pole contacts  622 ,  623 , and  624 . The third conductive element  630  has a second test contact  631 , three positive pole contacts  634 ,  635 , and  637 , and three negative pole contacts  632 ,  633 , and  636 . The fourth conductive element  640  has a ground contact  641  and three negative pole contacts  642 ,  643 , and  644 . 
     The positive pole contacts  612 ,  613 ,  614 ,  634 ,  635 , and  637  are respectively connected to the positive poles of some battery cells  6 . The negative pole contacts  632 ,  633 ,  636 ,  642 ,  643 , and  644  are respectively connected to the negative poles of some battery cells  6 . The power source contact  611  and the ground contact  641  are respectively connected to the positive pole and the negative pole of an external electronic device. The first and second test contacts  621  and  631  may be used to test the voltage of the battery cells  6 . Each pole contact  622 ,  623 , and  624  is used to connect the positive pole of a battery cell  6  and the negative pole of another battery cell  6 . 
     The connections between each pole contact  622 ,  623 , or  624  and battery cells  6  may be referred to those as shown in  FIG. 6 , and thus they will not be described herein again. 
     Accordingly, there are 19 contacts provided by the conductive elements. The total of battery cells  6  is nine and the number of battery cells in series connection is three. Therefore, these numbers conform to the equation (3). That is, the method for fabricating a battery shell according to the third embodiment can be implemented. 
     Based on the above, according to the methods for fabricating a battery shell, conductive elements are embedded in the casing by way of insert molding. As a result, the volume of the battery shell decreases and the battery shell with smaller size can benefit the miniaturization of an electronic device. Furthermore, embedding conductive elements in the casing by way of insert molding can save the process of assembling the conductive elements to the casing, and thus fabricating hours can be reduced. Additionally, the conductive elements in the casing can increase the structural strength of the battery shell and improve the reliability of electronic devices. 
     Note that the specifications relating to the above embodiments should be construed as exemplary rather than as limitative of the present invention, with many variations and modifications being readily attainable by a person of average skill in the art without departing from the spirit or scope thereof as defined by the appended claims and their legal equivalents.

Technology Classification (CPC): 7