Anti-backlash nut assembly
AssigneeHelix Linear Technologies
InventorCHRISTOPHER A. KAHNERT
Life of this patent
Estimating the term…
Abstract
An anti-lash nut assembly for installation on a threaded rod and including a lead nut, a collar, and a spring positioned between the lead nut and the collar. The lead nut has a set of tabs extending radially outward from a rear end of the body. The collar has a set of clearance slots on an inside surface. The set of clearance slots are configured for sliding of the set of tabs through the clearance slots in the rear direction. The collar has a set of ramps on an inside surface. Each of the set of ramps is configured for engagement with each of the set of tabs to prohibit axial movement of the collar in the rear direction.
Claims20
An anti-lash nut assembly for installation on a threaded rod, the nut assembly comprising:
- a lead nut having a front face, a rear face, an elongated body extending axially in the rear direction, a set of tabs extending radially outward from a rear end of the body, and a threaded bore for mating with the threaded rod;
- a collar having a set of clearance slots on an inside surface, wherein the set of clearance slots are configured for sliding of the set of tabs through the clearance slots in the rear direction;
- and
- a spring positioned between the lead nut and the collar;
- wherein the collar has a set of ramps on an inside surface, wherein each of the set of ramps is configured for engagement with each of the set of tabs.
Dependencies are inferred from the claim text.