Patent ID: 8336530

Claim:
A pitching device comprising: a case including multiple frames; a shaft connected to the frames and having a one-way ratchet and a gear located at one end of the case, a strike board located at the other end of the case, the gear driven by a chain and the one-way ratchet is engaged with a pawl to restrict the one-way ratchet to rotated in one direction only, the pawl connected to a pull spring, the shaft having a driving spring connected thereto; a press board connected to a first end of the chain and a second of the chain connected to a return member, the driving spring storing torsion force by continuously pressing the press board; the strike board having a support member for receiving a ball therein, a stop extending from a side of the strike board; an activation unit having a spring received therein and a protrusion which is connected with a rope, the rope connected with a pedal unit, the protrusion engaged with the stop, the strike board rotating by the driving spring when the protrusion is removed from the stop, and a slide located in the case and a release member located between the slide and the support member, the release member adapted to control the ball into the support member.