Intrinsic gauging for tube fittings

Details Intrinsic gauging for tube fittings Intrinsic gauging for tube fittings

2007-03-27

2007-03-27

Fulton, Christopher W. (Department: 2859)

Geometrical instruments

Gauge

Comparator

C033S645000, C285S093000, C411S014000

Reexamination Certificate

active

10711353

ABSTRACT:
An intrinsic gauging device for a ferrule type tube fitting of the type having a coupling nut, a coupling body and at least one ferrule, includes a precisely formed marking on the coupling nut that is visually perceptible that indicates the pull-up position of the tube fitting assembly.

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Copy of Examination Report issued Aug. 31, 2005 from corresponding European Patent Application Serial No. 05004914.7-2424, 4 pgs.
Copy of International Search Report from PCT/US2005/031918.
Swagelok Tube Fitting Instructions for 1 in. (25 mm) and smaller fittings instructions, one page, Feb. 2002 from www.Swagelok.com.

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