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US 4,208,802 AGranted
Level indicating device for wall-mounted pictures
OwnerStephen R. Berndtinventor
Life of this patent
Estimating the term…
Abstract
A mounting plate is attached to a picture frame and holds a removable liquid bubble level. The plate can be sheared by pushing the frame toward the wall. A card is provided for packaging several mounting plates with a single bubble level.
Claims11
A leveling device comprising:
- a holder having a pocket for a level tube and having an upright mounting plate spaced above the pocket and spaced forwardly of the rear of the pocket,
- guide means at the front of the holder adjacent the bottom of the mounting plate for properly positioning the holder on an object to be leveled, and
- securing means for holding said mounting plate on said object after the holder has been positioned thereon,
- said holder having a reduced cross-sectional area above said guide means whereby the pocket may be readily severed from the mounting plate by the force applied by pressing the object rearward toward the mounting plate while the back of the holder at the rear of the pocket bears against a wall.
1 more element
A leveling device comprising:
- a mounting plate,
- a wall sloping downwardly and rearwardly at an obtuse dihedral angle from the bottom of the mounting plate,
- a level tube carried by the wall at the front and bottom portion thereof, and
- guide means projecting forwardly at the top of the wall for properly positioning the mounting plate on an object to be leveled,
- said wall having a reduced cross-sectional area at the bottom of the mounting plate whereby the wall, guide means and level tube may be readily severed from the mounting plate by applying a force against the front of the mounting plate while the lower end of the wall bears against a support.
2 more elements
Dependencies are inferred from the claim text.