Air current detection aid

Details Air current detection aid Air current detection aid

2005-02-01

2005-02-01

Oen, William (Department: 2855)

Measuring and testing

Fluid flow direction

Using a drifter or tracer

Reexamination Certificate

active

06848302

ABSTRACT:
A pouch-like receptacle for housing and dispensing a fibrous, windborne material useful in detecting air currents, air movement or wind speed and direction is disclosed. The receptacle includes at least one aperture or opening for accessing and dispensing said fibrous material and may include a reclosable opening for refilling the receptacle with said fibrous material as necessary or desirable. The receptacle is also adaptable so as to allow permanent incorporation or removable attachment of the device to a variety of items or articles, including golf accessories, bunting or observation accessories and articles of clothing.

REFERENCES:
patent: 2266179 (1941-12-01), Hilmer et al.
patent: 3112645 (1963-12-01), Glass
patent: 3516291 (1970-06-01), Gilbert et al.
patent: 4423626 (1984-01-01), Herschede
patent: 4509751 (1985-04-01), Tabet
patent: 5029854 (1991-07-01), Laskowitz et al.
patent: 5186118 (1993-02-01), Stinson
patent: 6550418 (2003-04-01), Williamson

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