Title:
FLUID INJECTION NOZZLE
Document Type and Number:
WIPO Patent Application WO/1999/061785
Kind Code:
A1
Abstract:
A fluid injection nozzle, comprising laminated first to fourth nozzle members (11 to 14), formed with silicone substrates, in which needle component parts (15 to 18) are formed generally at the centers of these members, respectively, a plurality of nozzle holes (22) or holes (25, 37, 38, 40, 41) and a diaphragm (23) or beams (26, 36, 42) for elastically supporting the needle component parts (15 to 18) are formed around these members, a needle (7), and a nozzle hole communication path (8), wherein, when fluid enters, the needle (7) is displaced so as to allow communication between the nozzle communication path (8) and the nozzle hole (22) through an annular path formed around the needle (7) for injecting fluid from the nozzle hole (22), and the maximum displacement (Smax) of the needle is limited by a lift stopper (43) formed in the fourth nozzle member (14).
Inventors:
NOTTMEYER KAY (DE)
Application Number:
PCT/JP1999/002562
Publication Date:
December 02, 1999
Filing Date:
May 18, 1999
Export Citation:
Assignee:
ZEXEL CORP (JP)
NOTTMEYER KAY (DE)
NOTTMEYER KAY (DE)
International Classes:
F02M61/10; F02M61/08; F02M61/18; (IPC1-7): F02M61/08; F16K7/17
Foreign References:
| JPH04501303A | 1992-03-05 | |||
| JPH07163911A | 1995-06-27 | |||
| JPH07167017A | 1995-07-04 |
Attorney, Agent or Firm:
Abiko, Tsutomu (Paredoru-Nihonbashi 6-3, Nihonbashi-Horidome-cho 1-chome Chuo-ku Tokyo, JP)
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