US2010202859A1PendingUtilityA1
Drywall lift
Est. expiryFeb 10, 2029(~2.6 yrs left)· nominal 20-yr term from priority
Inventors:Patrick J. Smith
E04F 21/1894
41
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Claims
Abstract
A foot-actuated lifter for drywall sheets comprises a base with a rocker between a foot-engaged toe. The device can be locked in any of several height positions.
Claims
exact text as granted — not AI-modified1 . Apparatus for supporting a panel at a desired elevated position for sheathing a wall with said panel, said apparatus comprising:
a base disposed in use upon at the base of said wall; a rocker mounted to said base for pivotal movement about a horizontal axis, the rocker having a toe end which operatively supports, in use, a lower end of said panel, and a heel portion, the heel portion being for manipulation, by the foot of a user, of the rocker about said axis; a restraint mechanism to permit a user to selectively lock the rocker at a desired pivotal position which corresponds to said desired position.
2 . Apparatus according to claim 1 , further comprising a support mounted to the toe end of the rocker and terminating in a channel for supportingly receiving said lower edge of said panel.
3 . Apparatus according claim 1 , wherein the restraint mechanism comprises: a pawl defined by the rocker; and a toothed bar pivotally mounted to the base, wherein:
the pawl and bar are configured such that the bar engages the pawl in a ratchet arrangement; and the bar is positioned such that it can be manipulated by the foot of the user to release the rocker for movement.
4 . Apparatus according to claim 2 , wherein the support is mounted to the toe end of the rocker for limited pivotal movement.
5 . Apparatus according to claim 3 , wherein the restraint mechanism further includes a spring operatively coupled to each of the bar and rocker and biased to urge the bar into engagement with the pawl.
6 . Apparatus according to claim 2 , wherein the support comprises a post and a post end, the post end defining the channel and the post extending between the rocker and the post end.
7 . Apparatus according to claim 6 , wherein the post is releasably couplable to the rocker.
8 . Apparatus according to claim 7 , wherein the post end is releasably couplable to the post.
9 . Apparatus according to claim 6 , wherein the post is adjustable in length.
10 . Apparatus according to claim 1 , further including a strap coupled to the rocker to overlie the foot of the user in use.Cited by (0)
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