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US 7,731,071 B2Granted
Staple leg guide
AssigneeAccentra, Inc.
InventorsBrian E. Melgaard, Joel S. Marks, Warren Yan
Life of this patent
Estimating the term…
Abstract
A staple leg guide for use with desktop staplers having a channel shape, with two downward extending fingers that support the underside of the staple legs as the staple is driven into a stack of sheet media to reduce kinking and improper penetration of the stack by the staple leg.
Claims16
A staple track for supplying staples from a rack of staples for use in a desktop stapler, comprising:
- a U-channel body having a width that matches the approximate width of a staple and a length to support a rack of staples thereon and having a striker end and a back end, and wherein the channel body includes side walls with windows;
- a staple pusher disposed on the channel body and biased away from the back end of the channel body toward the striker end to push the staples disposed on the channel body;
- a staple leg guide slidably disposed within the channel body and biased toward the striker end, wherein the staple leg guide includes two tabs that extend outside of the channel body through the windows so that the tabs traverse within the windows toward or away from the striker end;
- and
- a staple leg guide reset spring biasing the staple leg guide toward the striker end.
2 more elements
A staple track for supplying staples from a rack of staples for use in a desktop stapler, comprising:
- a U-shape channel body having a striker end and a back end, wherein the channel body includes side wall windows;
- a staple pusher disposed on the channel body and biased away from the back end of the channel body toward the striker end;
- and
- a U-channel shape staple leg guide disposed within the channel body and biased toward the striker end, wherein the staple leg guide includes two tabs that extend through the windows, and two fin-like fingers spaced apart, disposed toward the striker end of the channel body extending downward.
1 more element
A staple track for supplying staples from a rack of staples for use in a desktop stapler, comprising:
- a U-shape channel body having a striker end and a back end, wherein the channel body includes side wall windows;
- a staple pusher slidably disposed on the channel body and biased away from the back end of the channel body toward the striker end;
- and
- a staple leg guide disposed within the channel body, wherein the staple leg guide includes two tabs that extend through the windows of the channel body, and two fin-like fingers spaced apart, disposed toward the striker end of the channel body extending downward;
- and
- a means for biasing the staple leg guide toward the striker end of the channel body.
3 more elements
Dependencies are inferred from the claim text.