Irwin-industrial Tool Company

Brian Butler

Gregory David Parker

Michael H Reedy

Douglas G Johnson

Norman John LeBlanc

Anthony Michael DeLeo

Radmond Vincent Arceta

Robin Edward Smith

Brett A Lucus

Web Shaffer

Catherine Kasubowski Leonard

Jillian Shute

Daniel K Self

A bar clamp has a slide bar supporting a movable jaw assembly. The slide bar is supported in a fixed jaw assembly. The fixed jaw assembly includes a drive mechanism for moving the slide bar relative to the fixed jaw assembly. Mechanisms for expanding the capacity of the bar clamp including the use of straps and two slide bars. Specialized jaws are provided where the jaws may be removable from the jaw assemblies. Additional clamping jaws are provided in addition to the movable and fixed jaw assemblies for varying the clamping force applied to a workpiece.

Bar clamp

A chalk reel has a housing defining a chalk chamber and an opening for accessing the chamber. A door is movable between an open position for allowing access through the opening to the chalk chamber and a closed position preventing access to the chamber. A lock assembly is provided on the door and is movable with the door. The lock assembly rotates relative to the door between a locked position and an unlocked position and reciprocates to secure and release a lock member.

Chalk reel

Multi-tool

Circular saw blade vent

Growing community of inventors

Kalamazoo, MI, United States of America

Brian Butler