Tachometer with independently mountable rotary and...

Details Tachometer with independently mountable rotary and... Tachometer with independently mountable rotary and...

2008-07-01

2008-07-01

Patidar, Jay M (Department: 2862)

Electricity: measuring and testing

Electrical speed measuring

Including speed-related frequency generator

C324S207250, C324S207200

Reexamination Certificate

active

11302201

ABSTRACT:
A tachometer for an aircraft wheel mounted on an axle to rotate about an axis of rotation. The tachometer has a stationary part secured to the axle and a rotary part driven in rotation by the wheel. The stationary part and the rotary part are mountable independently on the axle and on the wheel, respectively, and have portions facing each other in a radial direction. A sensor and a target element carried by the stationary and rotary parts portions that extend facing each other in a radial direction and are in register with each other in a radial direction. The portion secured to the rotary part extends inside the axle.

REFERENCES:
patent: 3473120 (1969-10-01), Ruof
patent: 3887046 (1975-06-01), Bueler
patent: 4027753 (1977-06-01), Lantz
patent: 4689557 (1987-08-01), Smith et al.
patent: 5190247 (1993-03-01), Le Chatelier
patent: 5260683 (1993-11-01), Tanaka et al.
patent: 6675640 (2004-01-01), Ehrlich et al.
patent: 6843114 (2005-01-01), Pradier et al.
patent: 2001/0052258 (2001-12-01), Ehrlich et al.
patent: 2005/0039531 (2005-02-01), Pradier
patent: 2718850 (1995-10-01), None
patent: 1-352-725 (1974-05-01), None

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