Automated leveling apparatus

Details Automated leveling apparatus Automated leveling apparatus

2007-03-20

2009-08-04

Guadalupe-McCall, Yaritza (Department: 2841)

Geometrical instruments

Indicator of direction of force traversing natural media

Level or plumb, terrestrial gravitation responsive

Reexamination Certificate

active

07568291

ABSTRACT:
Various embodiments of the present invention provide an inexpensive and easy to use apparatus and method that permits a user to attach an apparatus to existing picture frames or other objects with various advantages. Such embodiments will keep a picture, object or frame in a substantially continuously level position or otherwise aligned position. Thus, using the disclosed apparatus, a user can ensure that any picture, frame or other hanging and relatively flat object will generally remain in a pleasantly horizontal or other desired aspect, without need for ongoing user inspection or manual adjustment.

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patent: 6987460 (2006-01-01), Tews et al.
patent: 7350304 (2008-04-01), Van Luchene
patent: 2002/0166756 (2002-11-01), Thompson
patent: 2003/0213136 (2003-11-01), Klock

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