U.S. patents available from 1976 to present.
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Patent No. 5265827

Paddle Wheel Plane

An aircraft having vertical takeoff and landing capability provided with at least first and second laterally extending paddle wheels rotatable on a central axis perpendicular to the longitudinal axis of the aircraft fuselage and between its nose and tail.

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Class 384/529 - Two circular apertures per ball


Subclass of Class 384 - Bearings
Definition: This subclass is indented under subclass 5228.  Subject matter wherein there are two apertures for receiving
No. of patents: 1
Last issue date: 10/05/2004


NumberTitleIssue Date
6799896Separator grease retention and feed system for wheel spindle bearings
A separator for a bearing comprising a frame including a plurality of cavities for receiving rolling elements and further including a lubrication channel in fluid communication with at least one of the plurality of cavities. This separator may be a component of a be...
10/05/2004
 
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