Measuring apparatus

Geometrical instruments – Gauge – With support for gauged article

Reexamination Certificate

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Details

C033S833000

Reexamination Certificate

active

06971182

ABSTRACT:
A measuring apparatus is provided comprising: a stage, including three or more pads formed on a surface of the stage, the pads forming an invisible plane and capable of supporting a panel to be measured; a movable measuring stylus, having a tip, the measuring stylus being movable between an initial position, through an insertion region, and a measuring position; a spring, the spring being disposed to apply downward force upon the measuring stylus so that the measuring stylus presses against the panel; a lever, movably mounted on said base, capable of moving the measuring stylus between the initial position, through the insertion region, and the measuring position; and a means for measuring the difference between the height of a tip of the measuring stylus in the measuring position and the height of the invisible plane.

REFERENCES:
patent: 2398171 (1946-04-01), Zimmermann
patent: 2592840 (1952-04-01), Bauer
patent: 2717452 (1955-09-01), Richardson et al.
patent: 3639994 (1972-02-01), Palmenberg
patent: 4425076 (1984-01-01), Colineau
patent: 4594785 (1986-06-01), Carlson
patent: 4813152 (1989-03-01), Spencer
patent: 4905378 (1990-03-01), Culver et al.
patent: 5077909 (1992-01-01), Cranor
patent: 5375341 (1994-12-01), College et al.
patent: 5826345 (1998-10-01), Hendricks
patent: 2004/0088876 (2004-05-01), Genal et al.

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