Abstract:
The present invention is a seat device mountable onto a motorcycle. The seat device includes a seat portion having a plurality of layers and a plurality of suction cups releaseably attachable to the seat portion. The plurality of suction cups can each have a screw, and the plurality of layers can include a layer having a plurality of threaded through-holes engageable with the screw of said suction cups. The plurality of layers can be bound together with a plurality of screw nails.

Description:
CROSS-REFERENCE TO RELATED APPLICATIONS 
       [0001]    Not Applicable. 
       STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH 
       [0002]    Not Applicable. 
       APPENDIX 
       [0003]    Not Applicable. 
       BACKGROUND OF THE INVENTION 
       [0004]    1. Field of the Invention 
         [0005]    The present invention generally relates to accessories for motorcycles and more particularly to an attachable seat device for use with a motorcycle. 
         [0006]    2. Related Art 
         [0007]    Many motorcycles only have seats for drivers, without additional seats for additional persons. However, there can be a need for additional seats for additional persons to ride on. 
         [0008]    There are seat devices attachable to motorcycles so as to provide additional seats. However, all of the present seat devices have advantages and disadvantages, and there is always a need in the art to provide a seat device attachable to a motorcycle that is ergonomically comfortable or efficient. 
       SUMMARY OF THE INVENTION 
       [0009]    The present invention presents a seat device mountable onto a motorcycle. The seat device has a seat portion having a plurality of layers and a plurality of suction cups releaseably attachable to the seat portion. 
         [0010]    In a preferred embodiment, the plurality of suction cups can each have a screw, and the plurality of layers can include a layer having a plurality of threaded through-holes engageable with the screw of the suction cups. Preferably, the seat portion can have a binder for binding the plurality of layers together. The binder can be a plurality of screw nails. 
         [0011]    The present invention also presents a seat device mountable onto a motorcycle. The seat device has a top seat cover, a form plate attached underneath the seat cover, and a form plate covering disposed underneath the form plate. The form plate has a plurality of threaded through-holes, and the form plate covering has a plurality of through-holes aligned with the plurality of threaded through-holes of the form plate. The seat device also has a plurality of suction cups disposed underneath the form plate covering. Each of the suction cups has a screw with a length substantially larger than the thickness of the form plate covering such that the screw of the suction cup can engage with the threaded through-holes of the form plate with the form plate covering sandwiched between the form plate and the suction cups. The through-holes of the form plate covering can be non-threaded. 
         [0012]    In a preferred embodiment, the seat device further has a padding between the top seat cover and the form plate. 
         [0013]    In a preferred embodiment, the number of the plurality of threaded through-holes of the form plate and the number of the plurality of through-holes of the form plate covering are the same, and no less than the number of the plurality of suction cups. Preferably, the number of the plurality of threaded through-holes of the form plate is ten, the number of the plurality of through-holes of the form plate covering is ten, and the number of the plurality of suction cups is six. 
         [0014]    In a preferred embodiment, the seat device can further have a decorative plate disposed between the form plate covering and the suction cups. The decorative plate has a plurality of threaded through-holes aligned with the plurality of through-holes of the form plate covering. The seat device can further have a bottom covering disposed between the decorative plate and the suction cups. The bottom covering has a plurality of through-holes aligned with the plurality of threaded through-holes of the decorative plate. The seat device can further have a plurality of screw nails having a length substantially larger than the sum of the thickness of the bottom covering, the thickness of the decorative plate, and the thickness of the form plate covering such that the screw of the suction cup can engage with the threaded through-holes of the form plate with the bottom covering, the decorative plate, and the form plate covering sandwiched between the form plate and the suction cups. 
         [0015]    Preferably, the decorative plate can have a back support portion. Alternatively or additionally, the decorative plate can have a tab with a through-hole for receiving a bolt. 
         [0016]    In a preferred embodiment, the number of the plurality of threaded through-holes of the form plate, the number of the plurality of through-holes of the form plate covering, the number of the plurality of threaded through-holes of the decorative plate, the number of the plurality of through-holes of the bottom covering are the same, and no less than to the sum of the number of the plurality of suction cups and the number of the screw nails. The number of the plurality of threaded through-holes of the form plate can be ten, the number of the plurality of through-holes of the form plate covering can be ten, the number of the plurality of threaded through-holes of the decorative plate can be ten, the number of the plurality of through-holes of the bottom covering can be ten, the number of the plurality of suction cups can be six, and the number of the screw nails can be four. 
         [0017]    Further areas of applicability of the present invention will become apparent from the detailed description provided hereinafter. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention. 
     
    
     
       BRIEF DESCRIPTION OF THE DRAWINGS 
         [0018]    The present invention will become more fully understood from the detailed description and the accompanying drawings, wherein: 
           [0019]      FIG. 1A  is a perspective view of a seat device according to an embodiment of the present invention; 
           [0020]      FIG. 1B  is an exploded view of the seat device of  FIG. 1A ; 
           [0021]      FIG. 2A  is a perspective view of a variant of the seat device of  FIG. 1A ; 
           [0022]      FIG. 2B  is an exploded view of the seat device of  FIG. 2A ; 
           [0023]      FIG. 3A  is a perspective view of another variant of the seat device of  FIG. 1A ; 
           [0024]      FIG. 3B  is an exploded view of the seat device of  FIG. 3A ; 
           [0025]      FIG. 4A  is a perspective view of yet another variant of the seat device of  FIG. 1A ; and 
           [0026]      FIG. 4B  is an exploded view of the seat device of  FIG. 4A . 
       
    
    
     DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS 
       [0027]    The following description of the preferred embodiment(s) is merely exemplary in nature and is in no way intended to limit the invention, its application, or uses. 
         [0028]      FIGS. 1A and 1B  illustrate a seat device  20  according to the present invention. The seat device  20  can be attached to a motorcycle (not shown) to provide an additional seat for an additional person. Preferably, the seat device  20  can be attached onto a fender portion of the motorcycle. Preferably, the seat device  20  can be removeably attached to the motorcycle. 
         [0029]    As seen in  FIGS. 1A and 1B , the seat device  20  has a seat cover  30 , a padding  40  disposed underneath the seat cover  30 , a form plate  50  disposed underneath the padding  40 , a form plate covering  60  disposed underneath the form plate  50 , and six suction cups  70  disposed underneath the form plate covering  60 . However, the seat device  20  can have a different number of suction cups  70 . 
         [0030]    The seat cover  30  can be made of leather, vinyl, and/or plastic material. Preferably, the seat cover  30  has a recessed portion on the bottom surface for receiving a portion of the padding  40 . 
         [0031]    The padding  40  has a padding base plate  42  and padding extrusions  44  extruding out of the padding base plate  42 . When assembled with the seat cover  30 , the padding extrusions  44  are disposed within the recessed portion of the bottom surface of the seat cover  30  and the padding base plate  42  closes the opening of the recessed portion of the bottom surface of the seat cover  30 . The padding  40  can be glued to the seat cover  30  or otherwise fixed thereto. 
         [0032]    The form plate  50  can be made of metal. The form plate  50  has ten threaded through-holes  52 . However, the form plate  50  can have a different number of threaded through-holes  52 . The form plate  50  can be glued to padding  40  and/or the seat cover  30  or otherwise fixed thereto. 
         [0033]    The form plate covering  60  is in the form of a plate, and has ten through-holes  62 . However, the form plate can have a different number of through-holes  62 . When the form plate covering  60  is aligned with the form plate  50 , the through-holes  62  of the form plate covering  60  are also aligned with their respective threaded through-holes  52  of the form plate  50 . 
         [0034]    Each of the suction cups  70  has a suction plate  72  and a screw  74 . The screw  74  has a length such that it can go through the through-hole  62  of the form plate covering  60  and engage with the threaded through-holes  52  of the form plate  50 . To complete the assembly of the seat device  20 , the screws  74  of the six suction cups  70  respectively pass through six of the ten through-holes  62  of the form plate covering  60  and then engage with six of the ten threaded through-holes  52  of the form plate  50 . The suction plates  72  can be used to removeably attach the seat device  20  to a fender portion of a motorcycle. 
         [0035]      FIGS. 2A and 2B  illustrate a seat device  120 , which is a variant of the seat device  20  of  FIGS. 1A and 1B . In this variant, a seat base unit  130  is used as a base unit for the seat device  120 . The seat base unit  130  is composed of all the elements of the seat device  20  as seen in  FIG. 1B  except for the suction cups  70 . Accordingly, the seat base unit  130  has a seat cover  30 , a padding  40  glued or otherwise fixed underneath the seat cover  30 , a form plate  50  glued or otherwise fixed underneath the padding  40 , and a form plate covering  60  disposed underneath the form plate  50  as shown in  FIG. 1B . 
         [0036]    As seen in  FIGS. 2A and 2B , the seat device  120  has the seat base unit  130 , a decorative plate  150  disposed underneath the seat base unit  130 , a bottom covering  160  disposed underneath the decorative plate  150 , and six suction cups  170  disposed underneath the bottom covering  160 . The seat device  120  also has four screw nails  180 . However, the seat device  120  can have different numbers of suction cups  170  and screw nails  180 . 
         [0037]    The decorative plate  150  is formed identical with the form plate  50  except that the decorative plate  150  has a back support portion  154  at one end, as shown. This back support portion  154  can serve to support a back of a person sitting on the seat device  120 . Like the form plate  50 , the decorative plate  150  also has ten threaded through-holes  152 , which can also be in a different number. 
         [0038]    The bottom covering  160  is formed identical with the form plate covering  60 . The bottom covering  160  is in the form of a plate, and has ten through-holes  162 , which can also be in a different number. When the decorative plate  150  and the bottom covering  160  are aligned with the seat base unit  130 , the threaded through-holes  152  of the decorative plate  150  and the through-holes  162  of the bottom covering  160  are aligned with each other, and with their respective through-holes  52  of the form plate  50  of the seat base unit  130  and threaded through-holes  62  of the form plate covering  60  of the seat base unit  130 . 
         [0039]    The screw nails  180  serve to assemble the decorative plate  150  and the bottom covering  160  with the seat base unit  130 . Each of the screw nails  180  has a length such that it can go through the through-holes  162  of the bottom covering  160 , then go through and engage with the threaded through-holes  152  of the decorative plate  150 , then go through the through-holes  62  of the form plate covering  60  in the seat base unit  130 , and then engage with the threaded through-holes  52  of the form plate  50  in the seat base unit  130 . 
         [0040]    The suction cups  170  are formed identical with the suction cups as shown in  FIGS. 1A and 1B . Each of the suction cups  170  has a suction plate  172  and a screw  174 . The screw  174  has a length such that it can go through the through-hole  162  of the bottom covering  160  and engage with the threaded through-holes  152  of the decorative plate  150 . This way, the suction cups  170  can be fixed to the other portions of the seat device  120 . The suction plates  172  can be used to removeably attach the seat device  120  to a fender portion of a motorcycle. 
         [0041]      FIGS. 3A and 3B  illustrate a seat device  220 , which is another variant of the seat device  20  of  FIGS. 1A and 1B . The seat device  220  has a seat base unit  230 , a decorative plate  250 , a bottom covering  260 , six suction cups  270 , and four screw nails  280 . The seat device  220  shown in  FIGS. 3A and 3B  is identical with the seat device  120  shown in  FIGS. 2A and 2B  except that the decorative plate  250  has a higher back support portion  254  at one end and a tab  256  at the opposite end. The tab  256  is an extended portion extruding outwardly, and has an additional through-hole  258 . A pair of bolt  290  and nut  294  can be used to provide additional security by attaching the decorative plate  250  to the fender portion of the motorcycle. 
         [0042]      FIGS. 4A and 4B  illustrate a seat device  320 , which is yet another variant of the seat device  20  of  FIGS. 1A and 1B . The seat device  320  has a seat base unit  330 , a decorative plate  350 , a bottom covering  360 , six suction cups  370 , and four screw nails  380 . The seat device  320  shown in  FIGS. 3A and 3B  is identical with the seat device  220  shown in  FIGS. 3A and 3B  except that the decorative plate  350  has a much higher back support portion  354 . 
         [0043]    As various modifications could be made to the exemplary embodiments, as described above with reference to the corresponding illustrations, without departing from the scope of the invention, it is intended that all matter contained in the foregoing description and shown in the accompanying drawings shall be interpreted as illustrative rather than limiting. Thus, the breadth and scope of the present invention should not be limited by any of the above-described exemplary embodiments, but should be defined only in accordance with the following claims appended hereto and their equivalents.