Patent ID: 9057426
Filing Date: 2015-06-16
Classification: F04B,F16C,F16H,Y10T

Abstract:
1. A swiveling joint system for a pump jack, comprising: a working beam having a working end and a balancing end, said working end having a first locking hole, a pivot hole and a pivot pin; a worm drive positioned on said working end, said worm drive being comprised of a worm and a worm gear, wherein said worm is comprised of worm threads oriented along a length of said working beam, and a handle means attached to an end of said worm, said handle means rotating said worm threads in both directions, wherein said worm gear has a generally semicircular shape with a circular edge and a flat edge, and wherein said worm gear is comprised of a gear pivot hole at a center of said worm gear, a plurality of teeth on said circular edge, and a second locking hole corresponding in location to said first locking hole on said working beam, said teeth engaging said worm threads of said worm gear; a horse head member with a means for connecting to said working beam, said means for connecting comprising: wherein said mounting notch corresponds in size to said working end of said working beam, said working beam fitting within said mounting notch and being rotatable through said mounting notch, wherein said pivot pin extends through said top mounting plate, said gear pivot hole of said worm gear, said pivot hole of said working beam, and said bottom mounting plate of said horse head member, and wherein said flat edge of said worm gear is in flush engagement to said top mounting plate of said horse head member, said horse head member being positioned according to said flat edge of said worm gear; and