Tip for a vacuum pipette

Details Tip for a vacuum pipette Tip for a vacuum pipette

1990-04-24

1991-01-01

Goldberg, Howard N.

Handling: hand and hoist-line implements

Utilizing fluid pressure

Venturi effect

29743, B25S 1506

Patent

active

049813153

ABSTRACT:
A tip having a flattened part (1b) which has a suction gripping (1b2) at the end, which is raised very slightly to reduce the contact surface of the wafer and prevent it from touching the rest of the flattened part.

REFERENCES:
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patent: 4904012 (1990-02-01), Nishiguchi et al.
patent: 4910864 (1990-03-01), Elliott
IBM Technical Disclosure Bulletin, vol. 24, #6, Nov. 1981, Vacuum Wafer Pick-Up Tip.
IBM Tech Disc. Bul. vol. 16, No. 11, Apr. 1974 pp. 3651-3652.
IBM Tech Disc. Bul. vol. 20, No. 3, Aug. 1977 p. 1015.

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