This application is based upon and claims priority under 35 U.S.C. 119 from Taiwan Patent Application No. 104217926 filed on Nov. 9, 2015, which is hereby specifically incorporated herein by this reference thereto.
1. Field of the Invention
The present invention relates to a seated inversion table, especially to a seated inversion table that can prevent a user from over-inverting when using the seated inversion table.
2. Description of the Prior Arts
A seated inversion table is used for relieving discomfort caused by osteophytes, commonly referred to as bone spurs or parrot beak. In other words, the seated inversion table is rehabilitation equipment that allows a patient to appropriately exercise on it for stretching the abdominal muscles and back muscles.
According to Taiwan Patent No. M298454, the conventional seated inversion table is provided with a seat cushion assembly tiltably mounted between a front support component and a rear support component, a center of a first rod of the seat cushion assembly is mounted on an extendable rod, and two end portions of the first rod are tiltably mounted on two inner surfaces of two opposite ends of the rear support component which face to each other. The extendable rod is connected to a connecting tube through a second rod. The second rod is located under a sitting cushion of the seat cushion assembly. A center of the connecting tube is tiltably mounted on a connecting frame, and two opposite ends of the connecting tube are tiltably mounted on a hanging portion of the rear support component. The connecting frame is securely mounted on a rear surface of the back cushion.
When the patient performs inversion on the seated inversion table, the spaces between vertebras can be extended, aches caused by the osteophytes pressing on neurons are relieved, and abdominal muscles and back muscles stretch and get exercise at the same time. When the user sits on the seated inversion table and uses it, the back of the user lies against the seat back, the feet hook on the foot-clamping frame assembly, and the hands hold on and push the handle bars until the body tilts backward 180 degrees.
However, the conventional seated inversion table is not disposed with any protective structure for preventing the seated inversion table from over tilting. Thus, because the two end portions of the first rod are tiltably mounted on the two inner surfaces of two opposite ends of the rear support component which face to each other, when the user over tilts with the seat cushion assembly, the conventional seated inversion table cannot stop the inertia of inverting by the first rod abutting on the handle bars, which increases the possibility of injury to the user.
In addition, because a distance between two fixing rods of the foot-clamping frame assembly of the conventional seated inversion table is hard to adjust when the user sits on a sitting cushion of the seated inversion table, the user's foot cannot hook on the fixing rods firmly.
Besides, because the seated inversion table is designed for the particular purpose, the seated inversion table is not suitable for other purposes. When the seated inversion table is not in use, it is not easy to store the seated inversion table in the limited housing space of densely populated metropolitan area.
To overcome the shortcomings, the present invention provides a seated inversion table to mitigate or obviate the aforementioned problems.
The main objective of the present invention is to provide a seated inversion table that can restrict and stop inertia during inversion to protect the user.
The seated inversion table has:
One of the advantages of the present seated inversion table is that with the front swinging rod tiltably mounted on the support frame assembly, the front swinging rod will be located at an end of the stroke and abut on the upper bars when the user performs inversion on the seated inversion table. Thus, a range of an inversion angle is restricted and thereby the seated inversion table may not over tilt.
Other objectives, advantages and novel features of the invention will become more apparent from the following detailed description when taken in conjunction with the accompanying drawings.
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In this embodiment, the numbers of both the at least one rear support component 13 and at least one front support component 14 are two. Each one of the two rear support components 13 and the two front support components 14 is a straight rod, an upper end of each rod is mounted on the corresponding pivot frame 11, and a lower end of each rod stands on the ground. The connecting tube 15 is removably mounted between the two front support components 14.
The two pivot frames 11 are located on two sides of the support frame assembly 10, each one of the pivot frames 11 comprises two sidewalls 111 and a connecting wall 112. The connecting wall 112 connects to and is located between the two sidewalls 111 to make the pivot frame 11 form a U-shape with a pivot space in the U-shape. An opening of the U-shape is formed between two ends of the two sidewalls 111. Two lower ends of the two handle components 12 and the two upper ends of the two rear support components 13 are tiltably mounted between the two sidewalls 111 of the two pivot frames 11 respectively.
More precisely, in this embodiment, each one of the lower ends of the handle components 12 is tiltably mounted in one end of the pivot space of the corresponding pivot frame 11, and each one of the upper ends of the rear support components 13 is mounted in the other end of the pivot space of the corresponding pivot frame 11. The lower ends of the handle components 12 and the upper ends of the rear support components 13 are capable of pivoting in the pivot space. In other words, the handle components 12 and the rear support components 13 tilt about different axes. The lower ends of the two handle components 12 and the upper ends of two rear support components 13 selectively abut against the connecting wall 112 of the corresponding pivot frame 11, and when the handle components 12 and the rear support components 13 abut against the connecting walls 112, each one of the handle components 12 and the corresponding rear support component 13 are disposed in the same straight line.
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The two first sleeves 122 are securely mounted adjacent to the lower ends of the two handle components 12 respectively, and the two first fixing elements 121 are removably screwed into the two first sleeves 122 respectively. When penetrating through the connecting wall 112, each first fixing element 121 abuts against the connecting wall 112 and is screwed into the corresponding first sleeve 122 respectively, and each one of the handle components 12 may not tilt with respect to the corresponding pivot frame 11.
The two handle bars 123 are removably mounted on the upper ends of the two handle components 12 respectively, and each one of the handle bars 123 comprises a second sleeve (not illustrated in the drawings). The two second fixing elements 124 are removably screwed into the second sleeves of the two handle bars 123 respectively. When penetrating through the corresponding handle component 12, each second fixing element 124 abuts against an inner surface of the corresponding handle component 12 and is screwed into the corresponding second sleeve respectively, and each one of the handle bars 123 is fixed on the upper end of the corresponding handle component 12. Each one of the handle bars 123 comprises an upper bar 1231 and a lower bar 1232.
Each one of the two front support components 14 comprises a third fixing element 141 removably mounted through the corresponding front support component 14 and the connecting tube 15. The third fixing elements 141 also can be screws or pins. In this embodiment, when penetrating through the corresponding front support component 14, the two third fixing elements 141 are screwed into two ends of the connecting tube 15 respectively, and the connecting tube 15 is fixed between the two front support components 14.
The support frame assembly 10 further comprises a curved tube 17 mounted between the two rear support components 13. The curved tube 17 is curved backward.
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One end of the assembling tube 52 is securely mounted on a bottom of the connecting frame 51. The knob 53 has a stick 531 protruding from a surface of the knob 53 and penetrating through the connecting frame 51.
The adjusting component 54 is pivotably mounted in the connecting frame 51 and includes a casing 541. The casing 541 is a hollow tube and is mounted around the stick 531. The casing 541 forms an elongate opening 5411 corresponding to an inside of the casing 541. The band 43 penetrates the elongate opening 5411 and the sleeving portion 431 of the band 43 is inside the casing 541 and is mounted around an outer surface of the stick 531.
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One end of the curved linkage tube 61 of the foot-clamping frame assembly 60 is a straight segment and is adjustably mounted on the assembling tube 52, and the other end of the curved linkage tube 61 forms a curved segment. The curved linkage tube 61 comprises an adjusting stand 611 and two first foot-clamping components 612. The adjusting stand 611 is mounted on a top surface of the curved segment of the curved linkage tube 61. The foot-clamping components 612 are mounted on two lateral surfaces of the straight segment of the curved linkage tube 61 respectively.
One end of the rack piece 62 is mounted on the curved linkage tube 61 and comprises a toothed portion 621 formed on an edge of the rack piece 62 and facing to the sitting cushion 33.
The adjusting tube 63 is a hollow tube and one end of the adjusting tube 63 is tiltably mounted on the adjusting stand 611. The adjusting tube 63 comprises a cover 631 and two second foot-clamping components 632. The cover 631 is mounted on the other end of the adjusting tube 63. The two second foot-clamping components 632 are mounted on two lateral surfaces of the adjusting tube 63 respectively. The second foot-clamping components 632 correspond to the first foot-clamping components 612 in locations.
The adjusting rod 64 is mounted in the adjusting tube 63, and one end of the adjusting rod 64 penetrates through the cover 631. The adjusting rod 64 comprises an obstruction portion 641 and a wedge portion 642. The obstruction portion 642 radially protrudes on an outer surface of the other end of the adjusting rod 64. The wedge portion 642 forms on said other end of the adjusting rod 64 and is engaged with the toothed portion 621 of the rack piece 62.
The adjusting spring 65 is mounted around an outer surface of the adjusting rod 64. One end of the adjusting spring 65 abuts on the obstruction portion 641, and the other end of the adjusting spring 65 abuts on the cover 631.
However, in another embodiment, the numbers of both the at least one rear support component 13 and the at least one front support component 14 are one. Each of the rear support component 13 and the front support component 14 is a U-shaped rod. The connecting tube 15 is connected between two arms of the U-shaped front support component 14. The curved tube 17 is connected between two arms of the U-shaped rear support component 13.
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With the user's hands keep pushing and shifting from the upper bars 1231 to the lower bars 1232, the rear swinging rod 21 will be tilted further and the angle between the sitting cushion 33 and the back cushion 23 is increased. At this time, the back cushion 23 pushes the lower connecting tube 41 and the connecting frame 51 through the rear-rod-tilting frame 22 so that the foot-clamping frame assembly 60 finally moves to a location above the back cushion 23, which achieves the purpose of inverting and exercising. Besides, the front swinging rod 31 abuts on the upper bars 1231 because of the driving of the connecting frame 51, and the band 43 is stretched completely because of being dragged by the connecting frame 51. Thus, the present seated inversion table may not be tilted toward the same direction further at this time.
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Finally, as shown in
Consequently, one of the advantages of the present seated inversion table is that with the front swinging rod 31 tiltably mounted on the support frame assembly 10, the front swinging rod 31 will be located at an end of the stroke and abut on the upper bars 1231 when the user performs inversion on the seated inversion table. Thus, a range of an inversion angle is restricted and thereby the seated inversion table may not over tilt. Another advantage of the present seated inversion table is that the connecting tube 15, the back cushion 23 and the foot-clamping assembly 60 are removable, and after the aforesaid components are removed, the present seated inversion table can be folded through tilting the handle components 12, the at least one rear support component 13, the front swinging rod 31, and the sitting cushion 33 to be parallel to the at least one front support component 14. After the removal and folding, the present seated inversion table is adapted to store and thereby decrease occupied space significantly and promote the efficiency of space utilization.
Even though numerous characteristics and advantages of the present invention have been set forth in the foregoing description, together with details of the structure and features of the invention, the disclosure is illustrative only. Changes may be made in the details, especially in matters of shape, size, and arrangement of parts within the principles of the invention to the full extent indicated by the broad general meaning of the terms in which the appended claims are expressed.
Number | Date | Country | Kind |
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104217926 | Nov 2015 | TW | national |