Adjustable arm assembly
AssigneeTaco Metals, Inc.
InventorsStephen O. Slatter, William E. Kushner, Jon E. Kushner
Life of this patent
Estimating the term…
Abstract
An adjustable arm assembly for use with an outrigger is disclosed that includes a rotating arm tube secured to a lower head, an upper pivoting head operatively engaged to the lower head and an operating barrel, and a crank assembly operatively engaged to the operating barrel and secured to the rotating arm tube. Additionally, the adjustable arm assembly further includes a threaded operating shaft in rotational engagement with the crank assembly, the threaded operating shaft engaging adjustment threads of the operating barrel, and a position indicator tube having a position indicator connected to the operating barrel.
Claims15
An adjustable arm assembly for use with an outrigger, comprising:
- a rotating arm tube secured to a lower head;
- an upper pivoting head operatively engaged to said lower head, said upper pivoting head operatively engaged to an operating barrel by an operating link connected to said upper pivoting head, and said operating barrel having at least one link fulcrum point;
- a crank assembly operatively engaged to said operating barrel and said rotating arm tube.
An adjustable arm assembly for use with an outrigger, comprising:
- a rotating arm tube secured to a lower head;
- an upper pivoting head operatively engaged to said lower head and to an operating barrel;
- a crank assembly operatively engaged to said operating barrel and said rotating arm tube;
- a threaded operating shaft in rotational engagement with said crank assembly, said threaded operating shaft engaging adjustment threads of said operating barrel;
- and
- a position indicator tube having a position indicator connected to said operating barrel.
A method for adjusting an arm assembly, comprising:
- rotating a crank handle of a crank assembly positioned below a position indicator to arrange a boom attachment arm tube in a first position relative to said crank handle;
- engaging a lever to permit rotation of said boom attachment arm into a second position;
- rotating said boom attachment arm into said second position;
- and
- disengaging said lever to restrict rotation of said boom attachment arm out of said second position.
Dependencies are inferred from the claim text.