US 8,464,806 B2Granted

Fastening tool with depth of drive adjustment

AssigneeSociete De Prospection Et D'Inventions Techniques Spit

InventorsLudovic Rousson, Pierre Cordeiro, Alain Vettoretti, Patrick Herelier

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Abstract

The tool comprises an engine for propelling a piston including a shaft for driving a fastening member into a supporting material and through a pin guide, with means for adjusting the depth of drive of the piston shaft outside the pin guide at the end of the propulsion and at the stop of the piston in abutment against stop means. The pin guide is mounted free in translation and the depth of drive adjusting means comprise an adjustment knurl with a knurl shaft arranged so as to be in abutment against the pin guide and to push the pin guide forwards under the rotation action of the knurl.

Claims7

Dependent claims

A hand fastening tool, comprising

an engine,
a piston comprising a head, a damper, a piston shaft and a pin guide, the engine connected to the piston for driving a fastening member into a supporting material,
the head capable of being in abutment against the damper,
a means for adjusting the depth of drive of the piston shaft outside the pin guide as the head is in abutment against the damper,
wherein the pin guide is mounted within the piston free in translation and the means for adjusting the depth of drive includes a rotatable adjustment knurl having a knurl shaft arranged to be in abutment against the pin guide and to push the pin guide forward under the rotation action of the knurl.

2 more elements

Dependencies are inferred from the claim text.