Detachable chopstick

Details Detachable chopstick Detachable chopstick

2008-03-11

2008-03-11

Kramer, Dean J (Department: 3652)

Handling: hand and hoist-line implements

Contact lens applicator

C294S005500

Reexamination Certificate

active

07341293

ABSTRACT:
A chopstick comprises an upper body having a penetrating receiving chamber; an upper inner side of the receiving chamber being formed with an annular groove; a lower end of the upper body having two through holes; a lower body having an insertion section at an upper end thereof; a wall surface of the insertion section having a receiving chamber; one end of the receiving chamber having a through hole; a ball, a spring, and a retaining block being sequentially installed in the receiving chamber; the ball being protruded into the through hole; the retaining block being retained in the receiving chamber; and the spring and ball are positioned in the receiving chamber. A clamping unit is attached to the upper body. The clamping unit has two holes for receiving a pair of chopsticks. A lower end of the lower body has a brush; and the brush has brush hairs.

REFERENCES:
patent: 2523041 (1950-09-01), McKenzie
patent: 3637248 (1972-01-01), Arita
patent: 5431465 (1995-07-01), Shibata
patent: 5810411 (1998-09-01), Major
patent: 5927161 (1999-07-01), Clifford et al.
patent: 6223391 (2001-05-01), Kuo
patent: 6402214 (2002-06-01), Weiner
patent: 04215712 (1992-08-01), None
patent: 11004744 (1999-01-01), None
patent: 11009417 (1999-01-01), None

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