Ball pitching machine

Details Ball pitching machine Ball pitching machine

2008-07-01

2008-07-01

Ricci, John (Department: 3711)

Mechanical guns and projectors

Spring

Elastic band

C124S035100

Reexamination Certificate

active

11120728

ABSTRACT:
A ball pitching machine having a first “U” bracket having front and rear arms, the first “U” bracket further having rocker beam base spanning between the front and rear arms; a second “U” bracket having left and right arms, each left and right arm having a distal end, the first “U” bracket's front arm comprising the second “U” bracket; a third “U” bracket having left and right arms, the third “U” bracket having sling pinching pivot arms adapted for moving the left and right arms between sling pinching and sling releasing positions; left and right elastomeric ties, each having proximal and distal ends, the proximal ends of the left and right elastomeric ties being respectively fixedly attached to the distal ends of the second “U” bracket's left and right arms; a sling having left and right ends, the distal ends of the left and right elastomeric ties being respectively fixedly attached to the sling's left and rights ends; and a trajectory adjusting carriage fixedly attached to and supporting the first “U” bracket.

REFERENCES:
patent: 2501568 (1950-03-01), Jarnagin
patent: 3277878 (1966-10-01), Pankratz
patent: 5431145 (1995-07-01), Strait et al.
patent: 5657984 (1997-08-01), Leo
patent: 5694913 (1997-12-01), Parrott

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