Patrick B Curtis

US Patent:

8100619, Jan 24, 2012

Filed:

Apr 8, 2009

Appl. No.:

12/420512

Inventors:

Patrick J. Curtis - Glen Ellyn IL, US

Assignee:

Illinois Tool Works Inc. - Glenview IL

International Classification:

F16B 15/00

US Classification:

411477, 411462

Abstract:

A corner-cut corrugated fastener in accordance with the principles of the invention includes one or more features to facilitate fastening corner joints. The corrugated fastener includes a corrugated body member having a leading edge and a trailing edge opposite the leading edge. The corrugated body member may have a notch along the trailing edge, or chamfers at opposing ends of the leading edge, or both a notch along the trailing edge and chamfers at opposing ends of the leading edge. Additionally or alternatively, the corrugated body member may include a corrugation that extends a full length of each lateral edge extending between the leading edge and the trailing edge in order to provide enhanced strength.

US Patent:

6131787, Oct 17, 2000

Filed:

Jul 27, 1999

Appl. No.:

9/363331

Inventors:

Patrick J. Curtis - Oak Lawn IL

Assignee:

Illinois Tool Works Inc. - Glenview IL

International Classification:

B25C 300
B25C 700

US Classification:

227120

Abstract:

A two-piece magazine for strips of nails in nailing tools, combinations thereof and methods therefor including first and second magazine portions each having an elongated side wall with front and rear end portions. The first magazine portion includes a first lower portion with a tongue protruding therefrom, and the second magazine portion includes a second lower portion with a groove. The tongue is disposable and frictionally retainable in the groove to assemble the first and second magazine portions. The first and second magazine portions are formed preferably at least partially by extrusion and partially in one or more stamping operations.