Ratchetting manual nailer
AssigneePowernail Company
InventorsDavid A. Anstett, Richard S. Moscato
Life of this patent
Estimating the term…
Abstract
A nailer is disclosed having a plunger wherein a user can incrementally drive a fastener into a workpiece by manually striking the plunger multiple times. Generally, the nailer includes a housing having a chamber adapted to receive at least one fastener and a driving blade. Operably connected to the housing and the driving blade is a plunger having a plurality of teeth. Received between at least two of the teeth is a pawl. Further, a recoil spring is operably connected to the housing and the plunger.
Claims24
A nailer for driving a fastener into a workpiece comprising:
- a housing having a chamber adapted to receive at least one fastener;
- a plunger operably connected to the housing and having a shank with a plurality of side surfaces with at least two of the side surfaces having a groove, respectively, and at least one of the other side surfaces, between the two grooved side surfaces, having a plurality of teeth;
- a recoil resilient member operably connected to the housing and the plunger;
- a pawl operably connected to the housing and received between at least two teeth of the plunger;
- a resilient member operably connected to the pawl;
- and,
- a driving blade at least partially received within one of the grooves and the chamber.
A nailer for driving a fastener comprising:
- a housing having a chamber that receives the fastener;
- a plunger reciprocally mounted to the housing and having a striking surface and a shank with a plurality of side surfaces, at least two of the side surfaces having a groove and at least one of the other side surfaces, between the two grooved side surfaces, having a plurality of teeth;
- a rachet operably coupled to the plunger;
- and,
- a driving blade at least partially received within one of the grooves and the chamber.
A nailer for driving a fastener comprising:
- a housing defining a handle and having a chamber that receives the fastener;
- a plunger reciprocally mounted to the housing and having a surface suitable for striking with a mallet and a shank with a plurality of side surfaces, at least one of the side surfaces having a groove and at least one of the other side surfaces having a plurality of teeth perpendicular to the grooved surface;
- a rachet operably coupled to the plunger;
- and,
- a driving blade in spaced parallel relationship to the grooved surface and at least partially received within the chamber.
Dependencies are inferred from the claim text.