Claims
- 1. A one-piece pipette/dropper assembly comprising a pipette portion, a threaded cap portion, and a bulb portion formed integrally as a one-piece assembly by a plastic molding operation, said cap portion having a top wall including a top surface and a bottom surface, said bulb portion having a first end integrally formed with the top wall of the cap on the top surface thereof, said pipette portion having a first end integrally formed with the top wall of the cap on the bottom surface thereof, said bulb portion communicating with said pipette portion through said first end of said pipette portion and an opening in a second end of said pipette portion for receiving and discharging fluid and a claw-shaped seal formed integrally with the interior of the top wall of the cap, said claw-shaped seal comprising a continuous circumferentially extending flange depending from the top wall to seal a container when assembled thereto.
- 2. A one-piece pipette/dropper assembly comprising a pipette portion, a threaded cap portion, and a bulb portion formed integrally as a one-piece assembly by a plastic molding operation, said cap portion having a top wall including a top surface and a bottom surface, said bulb portion having a first end integrally formed with the top wall of the cap on the top surface thereof, and being of generally cylindrical shape wherein an end opposite said first end of said bulb portion is formed to a closed end by a crimping process using heat and a pressurized medium, said pipette portion having a first end integrally formed with the top wall of the cap on the bottom surface thereof, said bulb portion communicating with said pipette portion through said first end of said pipette portion and an opening in a second end of said pipette portion for receiving and discharging fluid and a claw-shaped seal formed integrally with the interior of the top wall of the cap, said claw-shaped seal comprising a continuous circumferentially extending flange depending from the top wall to seal a container when assembled thereto.
Parent Case Info
This application claims the benefit of U.S. Provisional Application No. 60/174,188 filed Dec. 29, 1999.
US Referenced Citations (21)
Provisional Applications (1)
|
Number |
Date |
Country |
|
60/174188 |
Dec 1999 |
US |