US PATENT SUBCLASS 473 / 594
.~ Having loose internal element, containing or adapted to contain liquid, or comprising spherically configured ball having variable or eccentric center of gravity

Current as of: June, 1999
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473 /   HD   GAMES USING TANGIBLE PROJECTILE

569  DF  PROJECTILE, PER SE; PART THEREOF OR ACCESSORY THEREFOR {28}
594.~ Having loose internal element, containing or adapted to contain liquid, or comprising spherically configured ball having variable or eccentric center of gravity

DEFINITION

Classification: 473/594

Having loose internal element, containing or adapted to contain liquid, or comprising spherically configured ball having variable or eccentric center of gravity:

(under subclass 569) Subject matter either (a) wherein the projectile has a hollow internal volume and the hollow volume (1) contains at least one solid element movable therein, or (2) contains a liquid therein or is expressly disclosed as intended to contain a liquid therein, or (b) wherein the projectile has generally spherical outer configuration and (1) the center of gravity of the spherical projectile is not coincident with the center of geometry of the projectile, or (2) the location of the center of gravity of the spherical projectile can change.

SEE OR SEARCH THIS CLASS, SUBCLASS:

577, for a projectile having a means for dispensing a material upon impact.

581, for an arrow or dart having fluid- conducting means.