Abstract:
A magnetic glass door holder includes a position device fixed on a mobile door and a fix device fixed on a stationary door, and a sucking device respectively provided hidden in the position device and the fix device. Then the two sucking devices suck each other to keep the mobile door from receiving shocks to secure it in an opened or closed position. The magnetic glass door holder can be applied to a frameless tempered glass door consisting of a stationary one and a mobile door combined in an angle such as 90°, 135° or 180°.

Description:
BACKGROUND OF THE INVENTION  
         [0001]    This invention relates to a magnetic glass door holder, particularly to one capable to prevent shock and ensure positioning of a mobile frameless tempered glass door so as to be applied to a single door, and a mobile door and a stationary one combined in an angle of 90°, 135° or 180° 
           [0002]    A known conventional magnetic door holder shown in FIG. 1 generally includes a magnetic plate  2  fixed on a door, and a stopper  3  fixed on a wall. The stopper  3  has a magnet  4  in a front end to stop and suck the magnetic plate  2  so as to hold the door immovable in the opened position when the glass door is opened. Thus the door is prevented from blown closed by a wind.  
           [0003]    The conventional door holder looks extremely protruding out, having to be hidden behind a wooden door or metal door for keeping its appearance neat. The conventional door is holder impossible to be applied on a glass door as it can be applied on a wooden or metal door only. But if it is applied to a glass door, it may look quite protruding out, as the glass door is transparent. Besides, the magnet exposes out, having no buffer function so that the glass door may be apt to produce breaking owning to shocks caused by collision of the stopper with the magnet plate.  
           [0004]    The conventional magnetic door holder can only be applied to a wooden or metal door located before a wall, impossible to be applied to a frameless glass door or an angled door, etc.  
         SUMMARY OF THE INVENTION  
         [0005]    One purpose of the invention is to offer a magnetic glass door holder provided with a position device and a fix device, and a sucking device respectively affixed hidden on the position device and the fix device, and the sucking devices have a buffer gasket to prevent a mobile glass door from receiving shocks and also ensure to keep it in the closed position when it is closed  
           [0006]    Another purpose of the invention is to offer a magnetic glass door holder having a position device provided with plural lateral columns extending laterally from the position column, and a locking device fixed on one of the lateral columns so that the lateral column may be locked on a stationary door, and another has a sucking device to suck another sucking device fixed on a stationary door so as to secure a single door or a mobile one and a stationary one combined together in an angle such as 90°, 135° or 180° in a closed position. 
       
    
    
     BRIEF DESCRIPTION OF DRAWINGS  
       [0007]    This invention will be better understood by referring to the accompanying drawings, wherein:  
         [0008]    [0008]FIG. 1 is a perspective view of a known conventional magnetic door holder;  
         [0009]    [0009]FIG. 2 is an exploded perspective view of a first embodiment of a magnetic glass door holder in the present invention;  
         [0010]    [0010]FIG. 3 is a perspective view of the first embodiment of a magnetic glass door holder in the present invention;  
         [0011]    [0011]FIG. 4 is a perspective view of the first embodiment of a magnetic glass door holder applied to a glass door in the present invention;  
         [0012]    [0012]FIG. 5 is an upper view of a second embodiment of a magnetic glass door holder applied to a glass door in the present invention;  
         [0013]    [0013]FIG. 6 is an upper view of a third embodiment of a magnetic glass door holder applied to a stationary glass door and a mobile glass door in the present invention;  
         [0014]    [0014]FIG. 7 is an exploded perspective view of a locking device in the third embodiment of a magnetic glass door holder in the present invention;  
         [0015]    [0015]FIG. 8 is an upper view of a fourth embodiment of a magnetic glass door holder in the present invention; and,  
         [0016]    [0016]FIG. 9 is an upper view of a fifth embodiment of a magnetic glass door holder applied to a glass door in the present invention. 
     
    
     DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS  
       [0017]    A first embodiment of a magnetic glass door holder in the present invention, as shown in FIGS. 2, 3 and  4 , includes a position device  10 , a fix device  20 , two sucking devices  30  as main components combined together.  
         [0018]    The position device  10  consists of a position column  11  provided with a lateral column  12  extending laterally from an outer surface of the position column  11 , male threads  13  formed on the lateral column  12 , a nut  14  with a slot  15  screwing with female threads formed in a vertical hole in a substantial length of a lower portion of the position column  11 , and a bolt  16  partly located in the vertical hole of the position column and passing through the slot  15  of the nut  14  to extend in the ground or a wall to secure the position column  11  after the position column  11  is adjusted a little by moving the bolt  16  in the slot  15 , if necessary.  
         [0019]    The fix device  20  consists of a sleeve  21  embedded in a hole bored in a mobile door T 1 , a washer  22  respectively placed before and behind the sleeve  21  and at two sides of the mobile door T 1 , a fix washer  23  and a fix base  24  respectively positioned outside each of the washers  22 , and a locking bolt  25  passing through the sleeve  21 , the washers  22 , the fix washer  23  and engaging a threaded hole  241  of the fix base  24 . Further, the fix base  24  has male threads formed on the other end.  
         [0020]    The two sucking devices  30  respectively screw with the lateral column  12  and the fix device  20 . Each sucking device  30  includes a sleeve  31 , a magnet  32 , and a spacer  33 . The sleeve  31  is provided with female threads  311  to engage with the male threads  13  of the position device  10  or with the male threads  242  of the fix base  24 , and a center hole  312 .  
         [0021]    The magnet  32  is fitted in the sleeve  31 , having a buffer gasket  321  formed in a front end, and exposing out of the hole  312  of the sleeve  31 .  
         [0022]    The spacer  33  is made of non-metal, positioned behind the magnet  32 , keeping the magnet  32  from contacting with other components.  
         [0023]    Next, how to assemble and use the magnetic glass door holder is to be described. As shown in FIGS. 3 and 4, the locking bolt  16  locks the nut  14  screwed with the position column  11  on the ground or a wall, and then the position column  11  with the nut  14  is capable to be adjusted in its position a little by means of the locking bolt  16  movable in the slot  15 , if necessary. After that, the magnet  32  and the spacer  33  are placed in the sleeve  31 , with the female threads  311  engaging with the male threads  13  of the position column  11 .  
         [0024]    Then the sleeve  21  is inserted in a hole bored in the mobile door T 1 , and the washers  22  are respectively placed before and behind the sleeve  21  and at an inner side and the outer side of the mobile door T 1 . Further, the fix washer  23  and the fix base  24  are respectively placed at two sides of the mobile door T 1 . Then the locking bolt  25  locks the fix device  20  on the mobile door T 1 , and one of the sucking devices  30  is screwed tightly with the fix base  241 , with the female threads  311  of the sleeve  31  engaging the male threads  242  of the fix base  241 .  
         [0025]    When the mobile door T 1  is opened and contacts the positioned device  10 , the two magnets  32  of the two sucking devices  30  suck each other, securing the mobile door in the stopped position. Meanwhile the buffer gaskets  321  of the magnets  32  buffer the two sucking devices  30  when they come to contact each other so that the glass door may not be broken. This is one of the advantages of the invention. In addition, the position device  10  and the fix device  20  and the sucking devices  30  are all shaped circular, giving a balanced appearance, not damaging impression of the whole glass door, and elevating worthiness of a glass door.  
         [0026]    Moreover, the fix device  20  may be positioned on an upper edge of a mobile door T 2 , as shown in FIG. 5, and the position device  10  is fixed on a wall corresponding to the mobile door T 2 . Then it may not become an obstacle to be tipped over by a person as it is positioned on the ground.  
         [0027]    Next, FIGS. 6 and 7 show respectively a second and a third embodiment of a magnetic glass door holder in the invention, having a position device  40  provided with a position column  41  comparative longer than that in the first embodiment, and a sucking device  60  fixed on the position column  41  additionally provided with two extension columns  42 , which have respectively a threaded hole  241  in a lower end surface. Each extension column  42  has a locking device  50  provided with a sleeve  51  to be fitted in a hole of a stationary door T 3 . A washer  52  is positioned before and behind the sleeve  51  and located at an inner and an outer side of the stationary door T 3 . A clamping disc  53  is placed outside of the outer washer  52 , and a locking bolt  54  passes through the sleeve  51 , the two washers  52  and the clamping disc  53  and further engaging the threaded hole  421  of the extension column  42 , forming two locking devices  50  fixed on the stationary door T 3 . Thus, the position column  41  of the position device  40  is secured in parallel with the stationary door T 3 , but the sucking devices  60  are located near the mobile door T 4 . The mobile door T 4  is the same as that in the first embodiments, having a sucking device on one side and a fix device  70  on the other side.  
         [0028]    Next, FIGS. 8 and 9 show respectively a fourth and fifth embodiment of the invention, having respectively a position column  41  of the fix device  40  shaped curved for an angle or vertically curved to suit to an angled door or a vertical door.  
         [0029]    While the preferred embodiments of the invention have been described above, it will be recognized and understood that various modifications may be made therein and the appended claims are intended to cover all such modifications that may fall within the spirit and scope of the invention.