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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 139/216 - Spring clamp


Subclass of Class 139 - Textiles: weaving
Definition: A spring pressed toward an opposing surface and contacting
No. of patents: 2
Last issue date: 09/19/2000


NumberTitleIssue Date
6119733Controllable weft thread presenting and clamping apparatus including an actuated clamp element
A weft thread clamp for a weft thread presenting lever is positively actuated to selectively open or close the clamp and thereby release or hold the weft thread respectively. To achieve this, a second clamp element is movable or deflectable relative to a ...
09/19/2000
6089281Strand gripper and method
A gripper for transporting filling yarn in a projectile (A) across a loom for insertion during weaving is carried by spring arms (B). The gripper includes opposed jaws one of which has a V-shaped inner surface (C) and the other jaw has a W-shaped inner su...
07/18/2000
 
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