Dispensing device and analyzer

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8679421
APP PUB NO 20120156098A1
SERIAL NO

13388451

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A dispensing device and an analyzer capable of improving dispensing accuracy as well as improving jamming detection accuracy can be realized by having a short distance between a syringe and a suction tip. The dispensing device 10 includes an upper fixed unit 10A, a lower movable unit 10B which is connected to the upper fixed unit 10A, the movable unit being relatively movable with respect to the upper fixed unit 10A, and a Z-axis movement mechanism 55Z which moves the upper fixed unit to and fro. A syringe 4 and a plunger 13 are held by the upper fixed unit 10A. A tip nozzle 8 is attached to the lower movable unit 10B. An interior space of the syringe 4 and an interior space of the tip nozzle 8 are connected with each other by a connection tube 1 having flexibility.

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Patent Owner(s)

  • HITACHI HIGH-TECHNOLOGIES CORPORATION

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Onuki, Kazutoshi Hitachinaka, JP 4 15
Sano, Minoru Hitachinaka, JP 33 277
Shoji, Yoshiyuki Mito, JP 30 159
Yamazaki, Isao Ryugasaki, JP 80 1359

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