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US 11,679,480 B2Granted
Nosepiece latch mechanism for a fastening tool
AssigneeBlack & Decker Inc.
InventorsWei-Chih Peng, Yao-Te Yang
Life of this patent
Estimating the term…
Abstract
A fastening tool having a latch mechanism that performs a tool-free jam release of a jammed fastener in the nosepiece. The latch mechanism includes a latch plate that is secured to the nose portion of a nosepiece assembly by a latch member and is pivotably releasable from the nose portion by a user's fingers.
Claims18
A fastening tool comprising:
- a housing;
- a nosepiece assembly carried by the housing, the nosepiece assembly including a nose portion having first end adjacent to the housing and a second end opposite to the housing, a pair of hooks integrally formed on the nose portion, a door arranged opposite the nose portion and a fastener drive track disposed therebetween;
- a magazine for feeding fasteners successively to the fastener drive track of the nosepiece assembly;
- an engine carried by the housing and configured to drive a fastener out of the fastener drive track and into a workpiece during a drive stroke;
- and
- a latch mechanism arranged to cover the nosepiece assembly, the latch mechanism including:
- a latch cover;
- a latch plate disposed between the latch cover and the door;
- and
- a latch member connecting the latch plate to the latch cover,
- wherein the pair of hooks are disposed on opposite lateral sides of the nose portion, each hook being open toward the housing.
8 more elements
A nosepiece latch mechanism for a fastening tool comprising:
- a latch cover;
- a latch plate disposed on one side of the latch cover;
- a latch member pivotally connecting the latch plate to the latch cover;
- and at least one stopping member projecting outwardly from the latch cover, the at least one stopping member engageable with the latch member, wherein the latch cover comprises a top portion and opposing lateral side portions and the at least one stopping member projects outwardly from each of the opposing lateral side portions.
1 more element
A fastening tool comprising:
- a housing;
- a nosepiece assembly carried by the housing, the nosepiece assembly including a nose portion having first end adjacent to the housing and a second end opposite to the housing through which a fastener is ejected, a pair of hooks integrally formed on the nose portion, a door arranged opposite the nose portion and a fastener drive track disposed therebetween;
- a magazine for feeding fasteners successively to the fastener drive track of the nosepiece assembly;
- an engine carried by the housing and configured to drive a fastener out of the fastener drive track and into a workpiece during a drive stroke;
- and
- a latch mechanism arranged to cover the nosepiece assembly, the latch mechanism including:
- a latch cover;
- a latch plate disposed between the latch cover and the door;
- and
- a latch member connecting the latch plate to the latch cover,
- wherein the latch mechanism has a latched position and an unlatched position, and
- wherein in the latched position, the latch member exerts an outward force against the pair of hooks in a direction toward the second end of the nose portion.
9 more elements
Dependencies are inferred from the claim text.