Patent ID: 6854196
Filing Date: 2005-02-15
Classification: E04F

Abstract:
1. A spacer tool comprising: an extendable pantographic assembly having a first end and a second end opposed thereto; the pantographic assembly for setting equidistant spacing between a plurality of respective adjacent marking guides along the length of the assembly; a first arm having first and second opposed ends and being pivotally connected to the first end of the assembly at a first pivot axis which is adjacent the first end of the first arm and common to the first arm and the first end of the assembly; the second end of the arm projecting from the first pivot axis away from the second end of the assembly; a first finger pivotally connected to the arm at a second pivot axis which is common to the finger and arm and disposed intermediate the first and second ends of the arm; the second pivot axis being disposed distal the first end of the assembly in a direction away from the second end of the assembly; the first finger being pivotally connected to the first end of the assembly at a third pivot axis common to the finger and first end of the assembly; and the first arm and first finger for setting the spacing between the first end of the assembly and a first surface; the first arm and first finger being configured to allow the spacing between the first end of the assembly and the first surface to change at a different rate than the equidistant spacing along the length of the assembly when the assembly is extended or retracted.