Pressure storage for tennis
A technology of pressure storage tanks and tennis balls, applied in the field of pressure storage tanks, can solve the problems of inconvenience, labor and time, and achieve the effect of reducing the opening resistance
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[0016] The accompanying drawings disclose the specific structures of the embodiments of the present invention without limitation, and the present invention will be further described below in conjunction with the accompanying drawings.
[0017] Depend on figure 1 figure 2 It can be seen that the present invention consists of a circular cup-shaped tank body 1 and a tank cover 2 that are fastened together, wherein: the outer wall of the tank body 1 along the mouth end is at least provided with a sealing groove 3 that contains a sealing ring, and the other end is along the circular cup. At least one serrated positioning catch 4 is provided on the outer wall of the shape; the front end of the mouth of the circular cup-shaped tank cover 2 is provided with at least two evenly distributed positioning hooks 5, and the root of the positioning hooks 5 is placed on the tank cover. 2 along the wall of the mouth, and extend along the ray direction of the wall; the wall of the tank cover 2...
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