SPORTS-ACE INTERNATIONAL CO., LTD. Patent applications |
Patent application number | Title | Published |
20130000687 | HAND-OPERATED STICK DEVICE AND THE SHAFT THEREOF - A hand-operated stick device includes a gripping portion, a working member and an elongated shaft with opposite ends connecting the gripping portion and the working member. The shaft has a wall thickness and at least three ribs projected from an inner side of the shaft. The ribs extend from an end of the shaft adjacent to the gripping portion to the other end adjacent to the working member. The ribs have a width and a height both of which are greater than or equal to the wall thickness. Therefore, it may increase the strength of structure and provide a safe use. | 01-03-2013 |
20120225758 | ROTARY DUMBBELL - A rotary dumbbell of the present invention includes a handle, and two pairs of wheels and weight devices pivoted on opposite ends of the handle for rotation. Each of the wheels has a center pivoted on the handle and is unadjustable in a radial direction thereof that the wheels centrally rotate. Each of the weight devices is adjustable in a radial direction thereof that the weight devices may eccentrically rotate. The dumbbell further includes two pairs of covers to hold the weight devices and the wheels respectively. Therefore, user may get an extra loading because of the eccentric rotation of the weight devices when he/she shakes the dumbbell. The dumbbell may be used as a roller to train abdominal muscles while the wheels serve the function of rollers. | 09-06-2012 |
20110190039 | SPORT APPARATUS WITH ELECTRONIC SENSING DEVICE - A sport apparatus includes a frame, an electronic sport sensing device, and at least a connecting device to connect the electronic sport sensing device to the frame. The electronic sport sensing device has a circuit unit, a display unit electrically connected to the circuit unit, and at least a sensor unit electrically connected to the circuit unit. The sensor unit has an impact surface to produce a signal transmitted to the circuit unit for showing a message on the display unit when the impact surface receives an external force. | 08-04-2011 |