Abstract
The present invention discloses an elasticity adjustment structure of physical training device which comprise one elastomer adjustment set; said elastomer adjustment set further comprises one first elastomer and one second elastomer. Overlapping the said second elastomer and said first elastomer with different rigidities at different depth positions to create a smooth elastic curve of said elastomer adjustment set; as a result the elasticity of said elasticity adjustment structure may be adjusted in accordance with different needs.
Claims
1. An elasticity adjustment structure of physical training device, comprising: a punching bag; a base; a first connecting rod, wherein a top end of said first connecting rod is coupled at said punching bag, wherein a first rod junction of said first connecting rod is defined at a bottom end of said first connecting rod and a second rod junction is defined above said first rod junction; a second connecting rod, wherein a bottom end of said second connecting rod is upwardly extended from said base; an elastomer adjustment set, which is coupled between said first connecting rod and said second connecting rod, wherein said elastomer adjustment set comprises: a tubular first elastomer, wherein a first junction of said first elastomer is connected to said first rod junction of said first connecting rod, and a second junction of said first elastomer is connected to said second connecting rod; a tubular second elastomer, which has a rigidity higher than said first elastomer, wherein said second elastomer has a first junction and a second junction extended above said first junction of said second elastomer, wherein said first junction of said second elastomer, which is a bottom end portion of said second elastomer, is sleeved with said first elastomer and is arranged above said second connecting rod that there is no connection between said first junction of said second elastomer and said second connecting rod, and said second junction of said second elastomer is selectively coupled with said second rod junction of said first connecting rod at one of different depth positions to define an overlapping area between said first and second elastomers, wherein different depth positions of said first junction of said second elastomer on said first elastomer are provided to provide a size of said overlapping area between said first and second elastomers, wherein said size of said overlapping area between said first and second elastomers is adjustable according to said different depth positions of said first junction of said second elastomer on said first elastomer to provide different elasticities of said elastomer adjustment set.
2. The elasticity adjustment structure, as recited in claim 1, wherein said second elastomer is sleeved inside said first elastomer.
3. An elasticity adjustment structure of physical training device, comprising: a punching bag; a base; a first connecting rod having a bottom end and a top end coupled at said punching bag; a second connecting rod having a top end and a bottom end upwardly extended from said base; and an elastomer adjustment set comprising a tubular first elastomer and a tubular second elastomer, wherein said first elastomer has a first junction and a second junction at two opposite ends thereof, wherein said first junction of said first elastomer is connected to said bottom end of said first connecting rod, wherein said second junction of said first elastomer is connected to said top end of said second connecting rod, wherein said second elastomer, which is arranged above said second connecting rod and has a rigidity higher than said first elastomer, has a first junction and a second junction at two opposite ends thereof, wherein said first junction of said second elastomer is sleeved with said first elastomer in such a manner that an overlapping area is defined between said first elastomer and said second elastomer, wherein said second junction of said second elastomer is detachably coupled at said first connecting rod in such a manner that said second junction of said second elastomer is capable of being detached and fixed at different positions above said bottom end of said first connecting rod along a height of said first connecting rod to change a size of said overlapping area between said first elastomer and said second elastomer, wherein said elastomer adjustment set provides different elastic strengths and said punching bag is capable of swinging back and forth with different amplitudes.
4. The elasticity adjustment structure, as recited in claim 3, wherein said second elastomer is sleeved inside said first elastomer.
Description
BRIEF DESCRIPTION OF THE DRAWINGS
(1) FIG. 1 is a three-dimensional view of embodiment A of present invention.
(2) FIG. 2 is a three-dimensional view of embodiment B of present invention.
(3) FIG. 3 is another three-dimensional view of embodiment B of present invention.
(4) FIG. 4 is a three-dimensional view of embodiment C of present invention.
(5) FIG. 5 is a three-dimensional view of embodiment D of present invention.
(6) FIG. 6 is another three-dimensional view of embodiment D of present invention.
(7) FIG. 7 is a three-dimensional view of embodiment E of present invention.
(8) FIG. 8 is a three-dimensional view of embodiment F of present invention.
(9) FIG. 9 is another three-dimensional view of embodiment F of present invention.
(10) FIG. 10 is a sectional view of embodiment A of present invention.
(11) FIG. 11 is a sectional view of embodiment B of present invention.
(12) FIG. 12 is a sectional view of embodiment C of present invention.
(13) FIG. 13 is a sectional view of embodiment D of present invention.
(14) FIG. 14 is a sectional view of embodiment E of present invention.
(15) FIG. 15 is a sectional view of embodiment F of present invention.
(16) FIG. 16 is a three-dimensional view of embodiment G of present invention.
(17) FIG. 17 is a three-dimensional view of embodiment H of present invention.
(18) FIG. 18 is a sectional view of embodiment G of present invention.
(19) FIG. 19 is a sectional view of embodiment H of present invention.
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT
(20) The presently preferred embodiment and related aspects of the invention will now be described with reference to the accompanied drawings.
(21) Please refer to FIGS. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, and 19 for different three-dimensional views and sectional views of different embodiments of elasticity adjustment structure of physical training device; wherein said elasticity adjustment structure comprise one elastomer adjustment set 10.
(22) As shown in FIG. 1, 4, or 7, one end of connecting rod 30 is fixed and connected to one punching bag 40. The other end of said connecting rod 30 is fixed and connected to one end of said elastomer adjustment set 10. The other end of said elastomer adjustment set 10 is fixed and connected to one end of base 20.
(23) As shown in FIG. 2, 3, 5, 6, 8 or 9, one end of connecting rod 30 is fixed and connected to one punching bag 40. The other end of said connecting rod 30 is fixed and connected to one end of said elastomer adjustment set 10. Another connecting rod 30 is fixed and connected to one base 20 with one end and to the other end of said elastomer adjustment set 10 with the other end.
(24) As shown in FIG. 16 or 17, one end of connecting rod 30 is fixed and connected to one handle 50. The other end of said connecting rod 30 is fixed and connected to one end of said elastomer adjustment set 10. The other connecting rod 30 is fixed and connected to one handle 50 with one end and to the other end of said elastomer adjustment set 10 with the other end.
(25) Said elastomer adjustment set 10 further comprises one first elastomer 11 and at least one second elastomer 12.
(26) Wherein, said first elastomer 11 is an elastic object and further comprises one first junction 112 and at least one second junction 113; said first junction 112 is located on one end of said first elastomer 11 while said second junction 113 is located on the other end of said first elastomer 11. Said second elastomer 12 is an elastic object with higher rigidity than said first elastomer 11. Said second elastomer 12 further comprises one first junction 121 and at least one second junction 122; said first junction 121 is located on one end of said second elastomer 12 while said second junction 122 is located on the other end of said second elastomer 12.
(27) Said first junction 112 of first elastomer 11 is fixed and connected to the other end of said connecting rod 30; said second junction 113 of said first elastomer 11 is fixed and connected to said connecting rod 30 (as shown in FIG. 2, 3, 5, 6, 8, 9, 16, or 17) or said base 20 (as shown in FIG. 1, 4, or 7); said first junction 121 of said second elastomer 12 is installed to said first elastomer 11; said second junction 122 of said second elastomer 12 may be fixed and connected to said connecting rod 30 or different position of said connecting rod 30 in order to adjust the depth position on said first elastomer 11 which said first junction 121 of said second elastomer 12 is installed.
(28) As shown in FIG. 10, said second elastomer 12 may be installed outside said first elastomer. Wherein, said first elastomer 11 has at least one fin-shaped vane section 111 located on the side. Said first junction 121 of said second elastomer 12 is installed on said vane section 111 of first elastomer 11; one end of said connecting rod 30 comes with one first junction 31 and at least one second junction 32. Said first junction 31 of connecting rod 30 is fixed and connected to said first junction 112 of first elastomer 11;
(29) said second junction 113 of first elastomer 113 is fixed and connected to said base 20. Said second junction 122 of second elastomer 12 may be fixed and connected to said second junction 32 of connecting rod 30 at different positions so that the said first junction 121 of second elastomer 12 is installed on said vane section 111 of first elastomer 11 at different depth positions. Thus, the elasticity of said elasticity adjustment structure may be adjusted.
(30) As shown in FIG. 11, said second elastomer 12 may be installed outside said first elastomer. Wherein, said first elastomer 11 has at least one fin-shaped vane section 111 located on the side. Said first junction 121 of said second elastomer 12 is installed on said vane section 111 of first elastomer 11; one end of said connecting rod 30 comes with one first junction 31 and at least one second junction 32. Said first junction 31 of connecting rod 30 is fixed and connected to said first junction 112 of first elastomer 11; one end of said connecting rod 30 comes with one first junction 31; said second junction 113 of first elastomer 11 is fixed and connected to said first junction 31 of connecting rod 30. Said second junction 122 of second elastomer 12 may be fixed and connected to said second junction 32 of connecting rod 30 at different positions so that the said first junction 121 of second elastomer 12 is installed on said vane section 111 of first elastomer 11 at different depth positions. Thus, the elasticity of said elasticity adjustment structure may be adjusted.
(31) As shown in FIG. 12 or 14, said second elastomer 12 may be installed inside first elastomer 11. Wherein, said first junction 121 of second elastomer 12 is installed inside said first elastomer 11; one end of said connecting rod 30 comes with one first junction 31 and at least one second junction 32. Said first junction 31 of connecting rod 30 is fixed and connected to said first junction 112 of first elastomer 11; said second junction 113 of first elastomer 113 is fixed and connected to said base 20. Said second junction 122 of second elastomer 12 may be fixed and connected to said second junction 32 of connecting rod 30 at different positions so that the said first junction 121 of second elastomer 12 is installed inside said first elastomer 11 at different depth positions. Thus, the elasticity of said elasticity adjustment structure may be adjusted.
(32) As shown in FIG. 13, said second elastomer 12 may be installed inside first elastomer 11. Wherein, said first junction 121 of second elastomer 12 is installed inside said first elastomer 11; the end of said connecting rod 30 comes with one first junction 31.
(33) Said first junction 31 of connecting rod 30 is fixed and connected to said first junction 112 of first elastomer 11; one end of said connecting rod 30 comes with one first junction 31 and one second junction 32; said second junction 113 of first elastomer 11 is fixed and connected to said first junction 31 of connecting rod 30. Said second junction 122 of second elastomer 12 may be fixed and connected to said second junction 32 of connecting rod 30 at different positions so that the said first junction 121 of second elastomer 12 is installed inside said first elastomer 11 at different depth positions. Thus, the elasticity of said elasticity adjustment structure may be adjusted.
(34) As shown in FIG. 15, said second elastomer 12 may be installed inside first elastomer 11. Wherein, said first junction 121 of second elastomer 12 is installed inside said first elastomer 11; one end of said connecting rod 30 comes with one first junction 31 and at least one second junction 32. Said first junction 31 of connecting rod 30 is fixed and connected to said first junction 112 of first elastomer 11; one end of said connecting rod 30 comes with one first junction 31; said second junction 113 of first elastomer 11 is fixed and connected to said first junction 31 of connecting rod 30. Said second junction 122 of second elastomer 12 may be fixed and connected to said second junction 32 of connecting rod 30 at different positions so that the said first junction 121 of second elastomer 12 is installed inside said first elastomer 11 at different depth positions. Thus, the elasticity of said elasticity adjustment structure may be adjusted.
(35) Said first junction 112 of first elastomer 11 is fixed and connected to one end of said connecting rod 30; said second junction 113 of said first elastomer 11 is fixed and connected to said connecting rod 30 (as shown in FIG. 16, or 17); said first junctions 121 of said second elastomers 12 are installed inside said first elastomer 11; each said second junction 122 of said second elastomers 12 is fixed and connected respectively to different positions of said connecting rod 30 and said connecting rod 30 in order to adjust the depth positions of said first junctions 121 of said second elastomers 12 installed on said first elastomer 11.
(36) As shown in FIG. 18, each said second elastomer 12 may be installed inside first elastomer 11. Wherein, each said first junction 121 of second elastomers 12 is installed inside said first elastomer 11; one end of said connecting rod 30 comes with one first junction 31 and at least one second junction 32. Said first junction 31 of connecting rod 30 is fixed and connected to said first junction 112 of first elastomer 11; one end of said connecting rod 30 comes with one first junction 31 and at least one second junction 32; said second junction 113 of first elastomer 11 is fixed and connected to said first junction 31 of connecting rod 30. Each said second junction 122 of second elastomers 12 is fixed and connected respectively to said second junction 32 of connecting rod 30 and second junction 32 of connecting rod 30 at different positions so that the said first junction 121 of second elastomers 12 is installed inside said first elastomer 11 at different depth positions. Thus, the elasticity of said elasticity adjustment structure may be adjusted.
(37) As shown in FIG. 19, each said second elastomer 12 may be installed inside first elastomer 11. Wherein, each said first junction 121 of second elastomers 12 is installed inside said first elastomer 11; one end of said connecting rod 30 comes with one first junction 31 and at least one second junction 32. Said first junction 31 of connecting rod 30 is fixed and connected to said first junction 112 of first elastomer 11; one end of said connecting rod 30 comes with one first junction 31 and at least one second junction 32; said second junction 113 of first elastomer 11 is fixed and connected to said first junction 31 of connecting rod 30. Each said second junction 122 of second elastomers 12 is fixed and connected respectively to said second junction 32 of connecting rod 30 and second junction 32 of connecting rod 30 at different positions so that the said first junction 121 of second elastomers 12 is installed inside said first elastomer 11 at different depth positions. Thus, the elasticity of said elasticity adjustment structure may be adjusted.
(38) Joining said second elastomer 12 and said first elastomer 11 with different rigidity at different depth positions to create different overlapping area so that the elastomer adjustment set 10 may create a smooth elastic curve and hence elasticity of the said elasticity adjustment structure may be adjusted.
(39) Although the present invention has been explained in relation to its preferred embodiment, it is to be understood that many other possible modifications and variations can be made without departing from the scope of the invention as hereinafter claimed.
