US 12,427,636 B2 · Noise reduction nailer and speed adjusting assembly thereof

Abstract

A noise reduction nailer and a speed adjusting assembly are described. The speed adjusting assembly may comprise a power level adjust screw and a speed adjusting member matched with it. The speed adjusting member comprises a snap ring and a locate ring fixed on the snap ring. Slots with different heights are uniformly provided on a side wall of the locate ring. The power level adjust screw is composed of two speed adjusting rings with different diameters. A bulge is provided on an inner side wall of the large-diameter speed adjusting ring and the large-diameter speed adjusting ring is adapted to the locate ring. The speed adjusting assembly can adjust the shooting power of the nailer for different base bodies, and can use a steel ball to act on a small head cone of a piston to automatically reset the piston.

Claims10

Dependent claims

A speed adjusting assembly of a noise reduction nailer, comprising:

a power level adjust screw and a speed adjusting member matched with the power level adjust screw, wherein the speed adjusting member comprises a snap ring and a locate ring fixed on the snap ring;
wherein a side wall of the locate ring comprises a plurality of slots with different heights that are uniformly provided on the side wall;
wherein the power level adjust screw comprises first and second speed adjusting rings, wherein the first speed adjusting ring has a diameter that is larger than the second speed adjusting ring;
wherein an inner side wall of the large-diameter speed adjusting ring comprises a bulge;
and
wherein the large-diameter speed adjusting ring is adapted to the locate ring.

3 more elements

A noise reduction nailer, comprising:

a barrel and a fastener guide assembly screwed to the barrel, comprising:
a reset ring opened toward the fastener guide assembly disposed in the barrel;
a fastener guide with one end clamped with the reset ring and that is disposed in the barrel;
a piston extending through the reset ring into the fastener guide and that is disposed in the barrel;
wherein the other end of the fastener guide extends out of the fastener guide assembly and is screwed with an outer cover;
and
wherein a speed adjusting assembly is sleeved on the fastener guide assembly between the outer cover and the barrel.

4 more elements

Dependencies are inferred from the claim text.

Noise reduction nailer and speed adjusting assembly thereof

Life of this patent

Noise reduction nailer and speed adjusting assembly thereof

Life of this patent

Abstract

Claims10