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Waist exercising device

Waist exercising device description/claims

1. Field of Invention

The invention relates to a waist exercising device and, in particular, to a device that guides a person to perform a waist swaying motion.

2. Related Art

There are many exercising machines on the market. As far as shaping the body is concerned, such machines include waist bending, hip swaying, chest extending, weight lifting, and jogging. In particular, the traditional hula hoop requires the user to continuously twirl the waist in order to rotate the hoop. Therefore, it is claimed to be able to achieve body-shaping effects. Moreover, this exercise is widely accepted by people at all ages because of its smooth and beautiful twirling motion.

Even though the traditional hula hoop has many advantages and features that cannot be matched by various bodybuilding equipments and is promoted by many people, it still has the following problems:

1. It is not easy to play with the hula hoop. In addition to having some basic skills and talent, the user has to accept failures in the beginning and practice perseveringly before he/she can learn the trick and master the exercise. It is thus extremely difficult for a person lacking of confidence or courage. Therefore, it often cannot achieve the expectation.

2. The diameter of a normal hula hoop is fixed. Therefore, it may not be suitable for everybody. For example, children and adults have to use hula hoops of different sizes.

3. Generally speaking, one sways the waist to twirl the hula hoop. To start the twirling from the static state of the hula hoop, the user has to exert a larger twirling force. This is most difficult and dangerous for senior people because it may result in injuries to the waist.

4. The user has to concentrate on playing the hula hoop. Any distraction may let the user to start all over again. Therefore, the user is not allowed to do or take care of other works.

In view of the foregoing, it is thus imperative to provide a solution that can simultaneously solve these problems.

An objective of the invention is to provide a waist exercising device that actively guides its user's waist to perform a swaying motion.

To achieve the above objective, the invention has a housing case holding a transmission motor. The transmission motor drives an axle via a decelerating machine. The axle in turn drives a driving gear. Each side of the driving gear is connected with a driven gear. Each driven gear is provided with a connecting shaft at a corresponding position on its top surface. Each link rod is pivotally connected to both ends of a connecting bar. A rod base is vertically disposed between the link rods. A shaft is provided in the rod base. An adjusting device is used to adjust the height of the shaft inside the rod base. A guiding part for the user to sit on is provided at the top of the shaft.

The invention will become more fully understood from the detailed description given herein below illustration only, and thus is not limitative of the present invention, and wherein:

FIG. 1 shows the planar structure of the invention;

FIG. 2 is a side view of the disclosed transmission mechanism;

FIG. 3 is a top view of the disclosed transmission mechanism;

FIG. 4 shows how the disclosed guiding part acts;

• Provisional Patent
• Utility Patent

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