Abstract:
A pair of swimming goggles for swimming pool purposes comprising: a left lens frame, a right lens frame, two lens units and a strap mean, each of lens frames has an inner periphery that defines a lens retaining space for receiving a lens unit and the periphery of each lens frame have at least one connection base. A strap mean for passing through the connection base of each of lens frames and tightening the swimming goggles to a wearer&#39;s head, such the swimming goggles can effectively guard against interference each other during the adjusting and can respectively conform with a wearer&#39;s eyehole contour, so as to provide more comfortable fitting and prevent the seepage of water when the swimming goggles are in use.

Description:
FIELD OF THE INVENTION 
     The present invention relates to a swimming goggles, more particularly to a pair of swimming goggles which have two lens frames that can effectively guard against interference each other during the adjusting and can respectively conform with a wearer&#39;s eyehole contour, so as to provide more comfortable fitting and prevent the seepage of water when the swimming goggles are in use. 
     BACKGROUND OF THE INVENTION 
     Conventionally, a swimming goggles has an adjustment element for adjusting a span between a left lens frame and a right lens frame. Nevertheless, this is so because the span between two eyes as well as the eyehole&#39;s contour may be different from person to person, thereby the left lens frame and the right lens frame of all types of swimming goggles can not respectively match wearer&#39;s eyehole contour and result the each lens frame unable to present the seepage of water when swimming goggles are in use. Referring to FIG. 1, a pair of swimming goggles  8  comprise a bridge  80 , a right lens frame  81  and a left lens frame  82 , the bridge  80  have two ends which respectively are connected to a connection base  83  of the right lens frame  81  and the left lens frame  82 , which makes the right lens frame  81  and the left lens frame  82  influence each other when adjusting a span of the bridge. Moreover, the bridge  80  is limited the span which adjust between the right lens frame  81  and the left lens frame  82  in which the right lens frame  81  and the left lens frame  82  synchronously are moved with far away or closely each other, thereby adjusting the right lens frame  81  (or the left lens frame  82 ) to be in conformity with the periphery of right eyehole (or left eyehole) will move the left lens frame  82  (or the right lens frame  81 ) during the swimming goggles are worn on the wearer&#39;s eyeholes. In other words, the right lens frame  81  and the left lens frame  82  never respectively match wearer&#39;s eyehole contour thereby leading to uncomfortable fitting and facile the seepage of water when the swimming goggles are in use. 
     Referring to FIG.  2  and FIG. 3, the other two type of a pair of swimming goggles  6 ,  7  which have two straps that be respectively connected to a lens frames of each swimming goggles. As FIG. 2 the swimming goggles  7  have two lens frames  70 , 71  which are respectively connected together with interlacing by two straps  72 . During adjusting, it is necessary to take off the swimming goggles  7  firstly, and then respectively adjusted the strap  72  adapt to the size of the nose bridge of wearer, finally wearing the swimming goggles  7  on the head of wearer. This way is inconvenient to wearer that should take off the swimming goggles  7  every adjusting, more particularly to the swimming goggles  7  is same situation with the aforementioned swimming goggles  8  which is adjusted one of the lens frame  70  (or the lens frame  71 ) to be in conformity with the periphery of right eyehole (or left eyehole) will move the lens frame  71  (or the lens frame  70 ) during the swimming goggles are worn on the wearer&#39;s eyeholes. In other words, both the lens frames  70 ,  71  never respectively match wearer&#39;s eyeholes contour. 
     As show in FIG. 3, the swimming goggles  6  are connected a lens frames  60 ( 61 ) by two straps  62  and the two straps  62  are clipped by a position element  63 , thereby to provide the two straps  62  securely position with the lens frames  60 ( 61 ). During adjusting, it is necessary to take off the swimming goggles  6 , besides it is also necessary to take off the position element  63  and should be repeated several times to do the adjusting and wearing. Moreover, the swimming goggles  6  are same situation with the aforementioned swimming goggles  7 , 8 , it should be to happen that is adjust one of the lens frame  60  ( 61 ; not show) to be in conformity with the periphery of left eyehole (or right eyehole) will move the other lens frame  61  ( 60 ) during the swimming goggles  6  are worn on the wearer&#39;s eyeholes. In other words, both the lens frames  60 ( 61 ) never respectively match wearer&#39;s eyeholes contour. 
     OBJECTS OF THE INVENTION 
     The object of the present invention is to provide a swimming goggles that can overcome the drawback of the aforementioned prior art. 
     More specifically, the main object of the present invention is to provide a pair of swimming goggles which capable of adjusting a left and a right lens frames of the swimming goggles respectively to match with each of an user&#39;s eyehole, and never affect positing when the swimming goggle is in adjusting so as to provide securely matching with the periphery of wearer&#39;s eyeholes respectively and get more Comfortable and prevent effectively the seepage of water when the swimming goggles are in use. 
     To achieve the above objects, the present invention is featured in that a swimming goggles have a first connection base and a second connection base which be mounted on an upper and lower portions respectively of an outer periphery of each of a left lens frame and a right lens frame of the swimming goggles, wherein the first connection base comprises a first slot formed on the upper portion of the outer periphery of the lens frame; and an opening in the upper portion of the outer periphery of the lens frame; the second connection base comprises a second slot formed on the lower portion of the outer periphery of the lens frame; and an opening in the lower portion of the outer periphery of the lens frame. Strap means including a first strap and a second strap capable of passing through the upper and lower portions respectively of the outer periphery of each of the left lens frame and the right lens frame so as to assist tightening of the swimming goggles to a wearers head. 
    
    
     BRIEF DESCRIPTION OF THE DRAWINGS 
     Other features and advantages of the present invention will become apparent in the following detailed description of the preferred embodiments with reference to the accompanying drawings of which: 
     FIG. 1 to FIG. 3 are a perspective view of swimming goggles of the prior art; 
     FIG. 4 is a perspective view of the disassembled parts of the swimming goggles of the present invention; 
     FIG. 5 is a perspective view of the part assembled of the swimming goggles in FIG. 4; 
     FIG. 6 is a perspective view of the swimming goggles in FIG. 4; 
     FIG. 7 is a top view of wearing on user&#39;s head and adjusting the span of lens frames of the swimming goggles in FIG. 4; 
     FIG. 8 is a front view of wearing on user&#39;s head embodiment of the swimming goggles of the present invention; 
     FIG. 9 is a perspective view of the second embodiment of the present invention; 
     FIG. 10 is a perspective view of the third embodiment of the present invention; 
     FIG.  11  and FIG. 12 are a perspective view of the swimming goggles have took off the receiving element of in FIG.  6  and FIG.  9 . 
    
    
     DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT 
     Referring to FIG. 4, the preferred embodiment of a swimming goggles  1  according to the present invention is show to comprise a right lens frame  2 , a left lens frame  3  and a strap mean  5 , wherein each of the lens frames  2 , 3  has a lens retaining spaces  21 , 31  for insert molding a lens units  22 , 32  thereon. The right lens frame  2  and the left lens frame  3  respectively has a gaskets  23 , 33  each of which is formed integrally with far away from the side of each of the lens units  22 , 32  for touching the periphery of a wearer&#39;s eyehole. An upper and lower portions of an outer periphery of the lens frames  2 , 3  respectively have a first connection bases  24 , 34  and a second connection bases (They are located a lower portion respectively of the outer periphery of the lens frames  2 , 3 , now shown in Figure.) the first connection bases  24 , 34  have a first slots  25 , 35  (Also, the second connection base has a second slots formed on the lower portion of the outer periphery of the lens frames  2 , 3 ). As shown in FIG. 4, an openings  241 , 341  in the upper portion of the outer periphery of the lens frames  2 , 3  for facility a first strap  50  and a second strap  51  of the strap means  5  passing through the first slots  25 , 35  respectively. 
     The strap mean  5  includes a first strap  50 , a second strap  51  and a bunching element  52 , wherein the first strap  50  and the second strap  51  are usually made of rubber and the bunching element  52  is formed integrally with the first strap  50  and the second strap  51  that are combined the first strap  50  and the second strap  51  at the middle in which the swimming goggles  1  is divided forming two areas by the bunching element  52 . Moreover, the first strap  50  and the second strap  51  have a free ends  501 , 511  which are usually a plane shape and the each straps  50 , 51  is generally rotundity in cross section. The strap mean  5  further includes a receiving element  53 , a fastener  54 , wherein the receiving element  53  is a sleeve that have two through hole  531  thereon for combination the free ends  501 , 511  of each of the straps  50 , 51  together. The fastener  54  which has a adjusting hole  541 , 542  that are located both side of the fastener for passing through and adjusting the free ends  501 , 511  of each of the straps  50 , 51  respectively. 
     Referring to FIG.  5  and FIG. 6, during assembly, taking the free ends  501 , 511  of the first strap  50  and the second strap  51  are respectively passing through the first connection bases  24 , 34  of the right lens frame  2  and the left lens frame  3 . As show in FIG. 5, the free ends  501 , 511  of the first strap  50  and the second strap  51  are assembled which have passed through the connection base  24 , the receiving element  53  and the adjusting hole  541  of the fastener  54 . Referring one more to FIG. 5, the left lens frame  3  is disassemble with the other free end of the first strap  50  and the second strap  51 , during assembly, the free ends  501 , 511  of the first strap  50  and the second strap  51  are respectively passing through the connection base  34  of the left lens frame  3  and the through hole  531  of the receiving element  53 , leading to the first strap  50  and the second strap  51  connection to the receiving element  53  together, and then dividing the first strap  50  and the second strap  51  pass through the adjusting hole  542  of the fastener  54  respectively, such get the same pattern in which the first strap  50  and the second strap  51  passing through the adjusting hole  541  of the fastener  54 , as show the right lens frame  2  of in FIG.  5 . Referring to FIG. 6, the free ends  501 , 511  of the first strap  50  and the second strap  51  are respectively passing through the adjusting holes  541 , 542  of the fastener  54  such that the first strap  50  and the second strap  51  can be securely mounted on the right lens frame  2  and the left lens frame  3 . 
     Again referring to FIG.  7  and FIG. 8 are a top view and front view of wearing on user&#39;s head to show adjusting the span of the lens frames embodiment of the swimming goggles of the present invention. Since the first strap  50 , the second strap  51  are passing through the first connection bases  24 , 34  of the right lens frame  2  and the left lens frame  3 , thereby the right lens frame  2  and the left lens frame  3  can be respectively voluntary moved on the first strap  50 , the second strap  51  and can not any influence each other, as well as the right lens frame  2  and the left lens frame  3  are not limited in adjusting angle, so as to adjust the right lens frame  2  and the left lens frame  3  matching the periphery of a wearer&#39;s eyehole without taking off the swimming goggles  1  when the swimming goggle are in adjusting (as show in FIG.  8 ). 
     Referring to FIG. 7, it is obvious that the right lens frame  2  is moved toward the right direction (a broken line position and as shown in arrows), the left lens frame  3  do not move toward the same way. On the contrary, the left lens frame  3  can be voluntary moved toward the left direction by itself (a broken line position and as show in arrows) so as to enable the right lens frame  2  and the left lens frame  3  to match with the periphery of wearer&#39;s eyehole respectively, such that it can get more comfortable and prevent effectively the seepage of water when the swimming goggles are in use. 
     Referring to FIGS. 9-10 illustrate the second and third embodiment of a pair of swimming goggles  1 ′, 1 ″ according to the present invention. As show in FIG. 9, the second embodiment is generally similar to the first preferred embodiment, comprising a right lens frame  2 ′, a left lens frame  3 ′ and a strap mean  5 ′, the main different residing in the construction of the first strap  50 ′ and the second strap  51 ′ of the strap mean  5 ′ have not a bunching element, the rest parts includes a first connection bases  24 ′, 34 ′ of the right lens frame  2 ′ and a left lens frame  3 ′, a receiving element  53 ′ which is a sleeve and a fastener  54 ′ are all the same the first preferred embodiment, such that the right lens frame  2 ′ and the left lens frame  3 ′ can be respectively voluntary moved on the first strap  50 ′ and the second strap  51 ′ and will not any influence each other. 
     In addition, as shown in FIG. 10, the swimming goggles  1 ″ is the third embodiment which is generally similar to the second preferred embodiment, comprising a right lens frame  2 ″, a left lens frame  3 ″ and a strap mean  5 ″, the main different residing in the construction of the first strap  50 ″ and the second strap  51 ″ of the strap mean  5 ″ have a bunching element  52 ″ in center of each strap that the bunching element  52 ″ is generally similar to the sleeve  53  which has showed the first preferred embodiment for combination the first strap  50 ″ and the second strap  51 ″ together, the rest parts includes a connection bases  24 ″, 34 ″, of the right lens frame  2 ″, a left lens frame  3 ″, a receiving element  53 ″ and a fastener  54 ″ are all the same the first preferred embodiment, such that the right lens frame  2 ″ and the left lens frame  3 ″ can be respectively voluntary moved on the first strap  50 ″ and the second strap  51 ″ and will not any influence each other when the lens frames  2 ″, 3 ″ are in adjusting. Moreover, the receiving elements  53 , 53 ′ of in FIG.  6  and FIG. 9 would took off from the first straps  50 , 50 ′ and the second straps  51 , 51 ′, and each lens frames  2 , 3  and  2 ′, 3 ′ can be still respectively voluntary on moved the first strap  50 , 50 ′ and the second strap  51 , 51 ′ and will not any influence each other when the lens frames  2 , 3  and  2 ′, 3 ′ are in adjustment. 
     While the present invention has been described in connection with what is considered the most practical and preferred embodiment, it is understood that this invention is not limited to the disclosed embodiments but is intended to cover various arrangements, which the strap mean comprise only one strap that is passing through the left lens frame and the right lens frame, or the connection base is protrude on the left lens frame and the right lens frame, or the connection base is mounted on the left side and right side of the periphery of each lens frames etc., included within the spirit and scope of the broadest interpretation so as to encompass all such modifications and equivalent arrangements.