Azimuth measuring apparatus and method

Details Azimuth measuring apparatus and method Azimuth measuring apparatus and method

2008-03-26

2010-02-23

Johnson, Amy Cohen (Department: 2841)

Geometrical instruments

Indicator of direction of force traversing natural media

Structurally installed including relation to feature thereof

C033S282000, C033S283000, C033S392000, C042S134000, C089S041190

Reexamination Certificate

active

07665218

ABSTRACT:
An apparatus for measuring the azimuth of a tube having a bore axis includes a centering mandrel having a longitudinal axis; a flexible member for defining a bore axis projection of the bore axis; a tensioner fixed to one end of the flexible member, and a pair of adjusters connected to the tensioner, the adjusters for moving the tensioner along a respective pair of axes that are perpendicular to the bore axis projection, the axes of the adjusters being mutually perpendicular.

REFERENCES:
patent: 803435 (1905-10-01), Saegmuller
patent: 1824321 (1931-09-01), Baker
patent: 2364055 (1944-12-01), Berry
patent: 2367288 (1945-01-01), Finke et al.
patent: 2669024 (1954-02-01), Flanagan
patent: 3256608 (1966-06-01), Neisius
patent: 4026190 (1977-05-01), Blair
patent: 4306806 (1981-12-01), Barron
patent: 4709614 (1987-12-01), Klumpp
patent: 5020231 (1991-06-01), Huynh
patent: 5225626 (1993-07-01), Bowers
patent: 5799405 (1998-09-01), Christensen et al.

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