Connecting device of elastic exercise cord with straps

Abstract

The present invention involves a connecting device of elastic exercise cord with straps, which comprises a hollow body ( 12 ) provided by a through-made channel ( 13 ) with an upper opening ( 14 ) and a lower opening ( 15 ), wherein into the upper opening ( 14 ) arms ( 7,8 ) of a strap ( 3 ) are introduced first by its upper section ( 9 ), these arms ( 7,8 ) are passed through the channel ( 13 ) and bended over the edge of the lower opening ( 15 ) about 180° and the arms ( 7,8 ) are arranged along outer surface of the hollow body ( 12 ) up to the outer edge of the upper opening ( 14 ), wherein above the upper opening ( 14 ) the lower sections ( 10 ) of the arms ( 7,8 ) of the strap ( 3 ) are joined with upper section ( 9 ) to one joint, wherein the hollow body ( 12 ) with above mentioned arrangement of arms ( 7,8 ) is arranged in the cavity ( 16 ) of the tubing core ( 2 ) and this joint of the lower sections ( 10 ) of arms ( 7,8 ) of the strap ( 3 ) with upper sections ( 9 ) is together with the tubing core ( 2 ) provided by a collet ( 17 ) and the outer surface of the hollow body ( 12 ) together with portion of the strap ( 3 ) is wrapped.

What is claimed is: 
     
         1 . Connecting device of elastic exercise cord with straps, which comprises a hollow body ( 12 ) provided by a through-made channel ( 13 ) with an upper opening ( 14 ) and a lower opening ( 15 ), wherein into the upper opening ( 14 ) arms ( 7 , 8 ) of a strap ( 3 ) are introduced first by its upper section ( 9 ), these arms ( 7 , 8 ) are passed through the channel ( 13 ) and bended over the edge of the lower opening ( 15 ) about 180° and the arms ( 7 , 8 ) are arranged along outer surface of the hollow body ( 12 ) up to the outer edge of the upper opening ( 14 ), wherein above the upper opening ( 14 ) the lower sections ( 10 ) of the arms ( 7 , 8 ) of the strap ( 3 ) are joined with upper section ( 9 ) to one joint, wherein the hollow body ( 12 ) with above mentioned arrangement of arms ( 7 , 8 ) is arranged in the cavity ( 16 ) of the tubing core ( 2 ) and this joint of the lower sections ( 10 ) of arms ( 7 , 8 ) of the strap ( 3 ) with upper sections ( 9 ) is together with the tubing core ( 2 ) provided by a collet ( 17 ) and the outer surface of the hollow body ( 12 ) together with portion of the strap ( 3 ) is wrapped. 
     
     
         2 . Connecting device according to the  claim 1 , characterized in, that the outer surface of the hollow body ( 12 ) is provided by roughening. 
     
     
         3 . Connecting device according to the  claim 1 , characterized in, that the hollow body ( 12 ) with introduced strap ( 3 ) is together with tubing core ( 2 ) provided by a collet. 
     
     
         4 . Connecting device according to the  claim 2 , characterized in, that the hollow body ( 12 ) with introduced strap ( 3 ) is together with tubing core ( 2 ) provided by a collet. 
     
     
         5 . Connecting device according to the  claim 1 , characterized in, that the arms ( 7 , 8 ) of the strap ( 3 ) are connected with the sleeve member ( 4 ) by sews ( 18 ). 
     
     
         6 . Connecting device according to the  claim 2 , characterized in, that the arms ( 7 , 8 ) of the strap ( 3 ) are connected with the sleeve member ( 4 ) by sews ( 18 ). 
     
     
         7 . Connecting device according to the  claim 3 , characterized in, that the arms ( 7 , 8 ) of the strap ( 3 ) are connected with the sleeve member ( 4 ) by sews ( 18 ). 
     
     
         8 . Connecting device according to the  claim 4 , characterized in, that the arms ( 7 , 8 ) of the strap ( 3 ) are connected with the sleeve member ( 4 ) by sews ( 18 ). 
     
     
         9 . Connecting device according to the  claim 1 , characterized in, that over the sleeve member ( 4 ) an end covering cap ( 19 ) is slipped on, which is sewed through with the strap ( 3 ) by inner sews ( 18 ) and the longitudinal outer sew ( 20 ) is sewed through with the sleeve member ( 4 ) as close as possible to the tubing core ( 2 ). 
     
     
         10 . Connecting device according to the  claim 2 , characterized in, that over the sleeve member ( 4 ) an end covering cap ( 19 ) is slipped on, which is sewed through with the strap ( 3 ) by inner sews ( 18 ) and the longitudinal outer sew ( 20 ) is sewed through with the sleeve member ( 4 ) as close as possible to the tubing core ( 2 ). 
     
     
         11 . Connecting device according to the  claim 3 , characterized in, that over the sleeve member ( 4 ) an end covering cap ( 19 ) is slipped on, which is sewed through with the strap ( 3 ) by inner sews ( 18 ) and the longitudinal outer sew ( 20 ) is sewed through with the sleeve member ( 4 ) as close as possible to the tubing core ( 2 ). 
     
     
         12 . Connecting device according to the  claim 4 , characterized in, that over the sleeve member ( 4 ) an end covering cap ( 19 ) is slipped on, which is sewed through with the strap ( 3 ) by inner sews ( 18 ) and the longitudinal outer sew ( 20 ) is sewed through with the sleeve member ( 4 ) as close as possible to the tubing core ( 2 ). 
     
     
         13 . Connecting device according to the  claim 5 , characterized in, that over the sleeve member ( 4 ) an end covering cap ( 19 ) is slipped on, which is sewed through with the strap ( 3 ) by inner sews ( 18 ) and the longitudinal outer sew ( 20 ) is sewed through with the sleeve member ( 4 ) as close as possible to the tubing core ( 2 ). 
     
     
         14 . Connecting device according to the  claim 6 , characterized in, that over the sleeve member ( 4 ) an end covering cap ( 19 ) is slipped on, which is sewed through with the strap ( 3 ) by inner sews ( 18 ) and the longitudinal outer sew ( 20 ) is sewed through with the sleeve member ( 4 ) as close as possible to the tubing core ( 2 ). 
     
     
         15 . Connecting device according to the  claim 7 , characterized in, that over the sleeve member ( 4 ) an end covering cap ( 19 ) is slipped on, which is sewed through with the strap ( 3 ) by inner sews ( 18 ) and the longitudinal outer sew ( 20 ) is sewed through with the sleeve member ( 4 ) as close as possible to the tubing core ( 2 ). 
     
     
         16 . Connecting device according to the  claim 8 , characterized in, that over the sleeve member ( 4 ) an end covering cap ( 19 ) is slipped on, which is sewed through with the strap ( 3 ) by inner sews ( 18 ) and the longitudinal outer sew ( 20 ) is sewed through with the sleeve member ( 4 ) as close as possible to the tubing core ( 2 ).