Sight guard sight

Details Sight guard sight Sight guard sight

1994-04-06

1995-01-24

Will, Thomas B.

Geometrical instruments

Straight-line light ray type

Structurally installed

124 87, F41G 1467

Patent

active

053832795

ABSTRACT:
A one pin sight guard bow sight comprised of an arrangement of cylindrical sleeves mounted to a horizontal u-shaped sight guard. Elevation adjustment takes place by tilting of a vertical sighting pin affixed to a rotatable sleeve within the arrangement. A reference line relative to yardage lines inscribed on the surface of the sleeves are used for accurately calibrating the sight.

REFERENCES:
patent: 937244 (1909-10-01), Kennedy
patent: 2991556 (1961-07-01), Wilchek
patent: 3212190 (1965-10-01), Larson
patent: 3666368 (1972-05-01), Sprandel
patent: 3811195 (1974-05-01), Carella
patent: 3849894 (1974-11-01), Brougham
patent: 4417403 (1983-11-01), Strange
patent: 4543728 (1985-10-01), Kowalski
patent: 4999919 (1991-03-01), Sparkman
patent: 5165178 (1992-11-01), Seely
patent: 5253423 (1993-10-01), Sullivan, Jr. et al.

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