Geometrical instruments – Gauge – Collocating
Reexamination Certificate
2007-12-11
2009-08-11
Guadalupe-McCall, Yaritza (Department: 2841)
Geometrical instruments
Gauge
Collocating
Reexamination Certificate
active
07571551
ABSTRACT:
A tool that enables workers to pull up trusses from a stored position to their upright position and then automatically space them correctly. It has a rectangular body that has markings on it for proper spacing and a pair of clamp members attached. One of the clamp members is fixed at the end of the body. The second clamp is adjustable as desired to achieve the correct truss spacing. The clamps can have spring clips on them to ensure a tight hold on the truss. At the rear of the body is an extension handle. This handle is pulled out of the rear of the device to the desired length. The extension handle is used provide workers enough space to be able to easily lever up a truss.
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Guadalupe-McCall Yaritza
Tavella Michael J.
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