Donald G Mackey

US Patent:

20150209640, Jul 30, 2015

Filed:

Apr 6, 2015

Appl. No.:

14/680015

Inventors:

- GAITHERSBURG MD, US
Donald L. MACKEY - West Friendship MD, US

International Classification:

A63B 69/00

Abstract:

A handle weighted bat according to various embodiments can include an elongated barrel portion. A handle weighted portion is included such that the largest concentration of mass is provided in the handle portion and for positioning the center of gravity within the handle portion of the bat. The handle weighted portion is configured as a one-piece, solid body construction that forms an integral knob and rod portion.

US Patent:

20140378250, Dec 25, 2014

Filed:

Sep 9, 2014

Appl. No.:

14/481856

Inventors:

Christopher Shocklee, JR. - Elkridge MD, US
Donald L. Mackey - West Friendship MD, US

International Classification:

A63B 69/00

US Classification:

473457

Abstract:

A handle weighted bat according to various embodiments can include an elongated hollow aluminum barrel portion. A handle weighted portion is included such that the largest concentration of mass is provided in the handle portion and for positioning the center of gravity within the handle portion of the bat. The handle weighted portion is configured as a one-piece, solid body construction that is impression die forged from a single piece of carbon steel to form an integral knob and rod portion. The bat includes a non-threaded connector comprising a pair of spring pins inserted to rigidly connect the aluminum barrel portion to the rod portion. The pair of spring pins is oriented at a 90 degree angle relative to each other.