US2025325895A1PendingUtilityA1

Multi-wheel serving machine

Assignee: DONGGUAN CHUNDENG SPORTS EQUIPMENT CO LTDPriority: Apr 22, 2024Filed: May 10, 2024Published: Oct 23, 2025
Est. expiryApr 22, 2044(~17.7 yrs left)· nominal 20-yr term from priority
A63B 2210/50A63B 2225/09A63B 69/406
57
PatentIndex Score
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Claims

Abstract

A multi-wheel serving machine, comprising a support frame; a mounting base provided on support frame; a serving member provided on mounting base; the serving member is provided with a serving channel, and a plurality of openings connecting with serving channel are provided on outer wall of serving member; a plurality of serve driving components are provided around outer wall of serving member; serve driving components include serving wheels and each serving wheel extends into the serving channel at least partially from an opening, and a serving position is formed among plurality of serving wheels; by adjusting rotation speed of a plurality of serving wheels, a plurality of serving wheels rub against respective surfaces of balls at serving position at different rotation speeds to push balls to serve various different breaking balls.

Claims

exact text as granted — not AI-modified
1 . A multi-wheel serving machine, comprising:
 a support frame;   a mounting base, which is provided on the support frame;   a serving member, which is provided on the mounting base; the serving member is provided with a serving channel, and a plurality of openings connecting with the serving channel are provided on outer wall of the serving member; and   a plurality of serve driving components are provided around outer wall of the serving member and disposed in one-to-one correspondence with a plurality of the openings, respectively; serve driving components include serving wheels; serving wheel of each serve driving component extends into the serving channel at least partially from an opening, and a serving position is formed among peripheral walls of a plurality of serving wheels.   
     
     
         2 . The multi-wheel serving machine of  claim 1 , wherein the serve driving component further comprises a mounting bracket and a driving unit; the mounting bracket is disposed on outer wall of the serving member, and the driving unit is disposed on the mounting bracket, and output end of the driving unit is connected to the serving wheels for driving serving wheels to rotate. 
     
     
         3 . The multi-wheel serving machine of  claim 2 , wherein the serve driving component further comprises an adjusting base; the driving unit is disposed on the adjusting base, and the adjusting base is disposed on the mounting bracket and is capable of being moved relative to the mounting bracket in a direction closer to or farther away from serving position when adjusted for adjusting the distance among a plurality of the serving wheels. 
     
     
         4 . The multi-wheel serving machine of  claim 3 , wherein the adjusting base and the mounting bracket are provided with adjusting slots and mounting holes respectively or with mounting holes and adjusting slots respectively, the adjusting slots being provided in correspondence with the mounting holes; the adjusting slots and mounting holes pass through locking members, the locking members being used for locking or unlocking the adjusting base and being capable of moving the adjusting base in a direction closer to or farther away from the serving position when the adjusting base is loosened. 
     
     
         5 . The multi-wheel serving machine of  claim 1 , wherein the serving member is rotatably disposed on the mounting base for a plurality of the serve driving component to rotate about an axis of the serving member to adjust position. 
     
     
         6 . The multi-wheel serving machine of  claim 5 , wherein on opposite sides of the mounting base are provided with a ball outlet tube and a ball inlet tube respectively, and the ball outlet tube and the ball inlet tube are arranged in a coaxial manner; the serving member is serving tube, two ends of the serving channel are ball outlet end and ball inlet end respectively, the ball outlet end and ball inlet end of the serving member are rotatably connected to the ball outlet tube and the ball inlet tube, respectively. 
     
     
         7 . The multi-wheel serving machine of  claim 5 , wherein the invention also includes a locking component; the locking component is used to lock or loosen the serving member and to adjust positions of a plurality of the serve driving components when the serving member is loosened. 
     
     
         8 . The multi-wheel serving machine of  claim 7 , wherein the serving member is provided with at least one adjustment plate, and the adjustment plate is provided with an arc-shaped slot around axis of the serving member; the mounting base is provided with a through-hole on a side of the arc-shaped slot; the locking component comprises a second screw and a second nut; screw rod of the second screw passes through the arc-shaped slot and through-hole in sequence and is in threaded connection with the second nut. 
     
     
         9 . The multi-wheel serving machine of  claim 1 , wherein a support tube is vertically provided at top of the support frame, and a rotating tube is provided at bottom of the mounting base, the rotating tube being rotatably connected to the support tube, so that the mounting base can be rotated left or right relative to the support frame. 
     
     
         10 . The multi-wheel serving machine of  claim 1 , wherein the multi-wheel serving machine further comprises a base plate disposed on the support frame, two support plates are symmetrically disposed on the base plate, and lower end of the mounting base is rotatably connected to two support plates via a rotating shaft; each support plate is provided with an arc-shaped long slot around the rotating shaft, and lower end of the mounting base is provided with a fourth screw, screw rod of the fourth screw passes through the arc-shaped long slot and is in threaded connection with fourth nut; when the fourth nut is loosened, the mounting base can rotate up and down about the rotating shaft relative to the support frame.

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