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US 6,663,084 B1Granted
Wallboard jack and holding apparatus
OwnerRick A. Butlerinventor
Life of this patent
Estimating the term…
Abstract
A jack for raising, lowering and holding articles such as wallboard can be used by a single installer to install a wall-board panel. The wallboard panel is lifted by turning a knob that moves a foot member down against the floor to lift the wallboard. The installer can easily make small adjustments of the wallboard position by turning the knob to raise or lower the wallboard panel.
Claims16
A wallboard jack and holding apparatus comprising:
- a first housing having a first plurality of supports and a top wall member connected to predetermined ones of said supports, said top wall member defining a first threaded opening therein;
- a rod extending through said first opening and defining an exterior, threaded surface threadably engaging said first opening and further defining a longitudinal axis and first and second ends;
- a foot member connected to said first end of said rod;
- a handle connected to said second end of said rod;
- a flange member connected to a first one of said supports;
- a second housing having a second plurality of supports connected together to form an interior space and wherein predetermined ones of said second plurality of supports are connected to said top wall member;
- and
- wherein said rod is positioned within and extends through said interior space.
5 more elements
A wallboard jack and holding apparatus comprising:
- a first housing having a first plurality of supports and a top wall member connected to predetermined ones of said supports, said top wall member defining a first threaded opening therein;
- a rod extending through said first opening and defining an exterior, threaded surface threadably engaging said first opening and further defining a longitudinal axis and first and second ends;
- a foot member connected to said first end of said rod;
- a handle connected to said second end of said rod;
- a flange member connected to a first one of said supports;
- and
- wherein predetermined of said first plurality of supports define bottom surfaces that are slanted from one of said first plurality of supports toward another of said first plurality of supports.
4 more elements
Dependencies are inferred from the claim text.