Extendable billiard cue
AssigneeShuang LI
InventorShuang Li
Life of this patent
Estimating the term…
Abstract
An extendable billiard cue is disclosed to include a shaft, a butt detachably fastened to the shaft, a sleeve, which is embedded in the butt remote from the shaft and has two positioning devices near the two distal ends, a pull bar, and a stem, which has one end fixedly connected to the pull bar and the other end axially movably inserted into the sleeve and fixedly provided with a positioning device selectively engageable to one of the positioning devices of the sleeve to lock the billiard cue in the extended (first length) position or received (second length) position. After disconnection of the shaft from the butt, the detached billiard cue is receivable in a cue bag.
Claims8
An extendable billiard cue comprising:
- a cue body comprising a butt and a shaft, said butt having a longitudinal chamber axially extending to one end thereof remote from said shaft;
- a sleeve fixedly mounted inside the longitudinal chamber of said butt, said sleeve having a front positioning device near a front end thereof and a rear positioning device near a rear end thereof;
- a pull bar, said pull bar having a locating hole at one end thereof;
- and
- a stem inserted into said sleeve and movable in and out of said sleeve between an extended position and a received position, said stem having a front end fixedly fastened to the locating hole of said pull bar and a positioning device fixedly provided at a rear end thereof, the positioning device of said stem selectively engageable to the front positioning device and rear positioning device of said sleeve to lock said stem to said sleeve in one of said extended position and said received position.
Dependencies are inferred from the claim text.