Distance measuring device

Details Distance measuring device Distance measuring device

2011-06-21

2011-06-21

Aurora, Reena (Department: 2858)

Electricity: measuring and testing

Magnetic

Displacement

C324S207130, C324S207240

Reexamination Certificate

active

07965073

ABSTRACT:
The invention relates to a distance measuring device, in particular to a magnetostrictive distance measuring device, which can be manufactured in a simple and cost efficient manner and still satisfy strict requirements with respect to tightness, with an elongated housing, shaped as a stable, hollow, circumferentially closed particularly one piece profile, with a constant cross section contour in longitudinal direction, a wave conductor unit in the interior of the profile, wherein the wave conductor of the wave conductor unit extends in longitudinal direction of the profile, processing electronics, a slide movable in longitudinal direction on the outside along the profile, in particular with a magnet as signal generator, wherein the profile has an inner contour without shoulder over its entire length, and in the inner contour at least one insert with an inner contour is disposed torque proof, which also has inner corners, outer corners, and/or shoulders.

REFERENCES:
patent: 5313160 (1994-05-01), Gloden et al.
patent: 2002/0135359 (2002-09-01), Steinich
patent: 101 08 925 (2001-02-01), None
patent: 102 01 880 (2002-01-01), None
patent: 10 2004 018 818 (2004-04-01), None
patent: 20 2004 006 144 (2004-08-01), None
patent: WO2005/100927 (2005-10-01), None

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