US 6,981,630 B2
Cartridge strip advancing mechanism for fastener driving tool
Michael S. Popovich, Bartlett, Ill. (US); Edward D. Yates, Chicago, Ill. (US); Robert Urquhart Connell, Hawthorn (Australia); and David John McCullough, Hawthorn East (Australia)
Assigned to Illinois Tool Works Inc., Glenview, Ill. (US)
Filed on Aug. 29, 2003, as Appl. No. 10/653,038.
Application 10/653038 is a continuation of application No. 10/246261, filed on Sep. 18, 2002, abandoned.
Application 10/246261 is a continuation in part of application No. 09/689095, filed on Oct. 12, 2000, granted, now 6,547,120.
Prior Publication US 2005/0035172 A1, Feb. 17, 2005
Int. Cl. B25C 1/14 (2006.01)
U.S. Cl. 229—9 14 Claims
OG exemplary drawing
 
1. A powder driven fastening tool comprising:
a channel for feeding a strip of cartridges to a firing mechanism;
a trigger for actuating the firing mechanism, the trigger being movable between a first, pre-firing position and a second firing position;
an advance link operatively coupled with the trigger;
an elongated advancing lever, having one end portion cammingly engaged with the advancing link, an opposite end portion having a strip engagement portion extending into the channel for indexing the strip, and being pivotally coupled to the tool between said end portions;
the strip engagement portion being in a first position in the channel when the trigger is in the first position; and
the strip engagement portion being movable between said first position and a second position for advancing said strip in the channel when the trigger is moved from said first, pre-firing position to the second, firing position.