F - Mech Eng,Light,Heat,Weapons – 41 – J
Patent
F - Mech Eng,Light,Heat,Weapons
41
J
273/134
F41J 3/02 (2006.01) F41J 5/04 (2006.01) F41J 5/044 (2006.01)
Patent
CA 1299601
ABSTRACT OF THE INVENTION This invention relates to a target board for electrically sensing the penetration of darts and similar missiles that do not penetrate entirely through the target. More specifically, the invention relates to the construction of a target board that is adapted to be a sensing device to triggger an electrical scoring device not of this invention wherein an electrical trigger circuit is closed upon the impact of a pointed missile partially penetrating the target board. unique feature of this invention is that it allows the use of regulation-grade metal-pointed throwing darts of the type preferred by serious dart players, with no modifications made to the dart to accommodate the triggering of the target board circuit. PS 88-02 ROSS/LUTTERMOSER
572903
Luttermoser Donald L.
Ross Donald K.
Luttermoser Donald L.
Macrae & Co.
Ross Donald K.
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