(19)
(11) EP 0 251 524 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
08.03.1989 Bulletin 1989/10

(43) Date of publication A2:
07.01.1988 Bulletin 1988/01

(21) Application number: 87305111.4

(22) Date of filing: 10.06.1987
(51) International Patent Classification (IPC)4: B05B 17/06
(84) Designated Contracting States:
DE FR GB IT SE

(30) Priority: 27.06.1986 JP 97790/86

(71) Applicant: Tonen Corporation
Tokyo (JP)

(72) Inventors:
  • Kurokawa, Hitoshi
    Iruma-gun Saitama-ken (JP)
  • Ishikawa, Kiyoe
    Iruma-gun Saitama-ken (JP)
  • Tanaka, Yasuhisa
    Tachikawa-shi Tokyo (JP)
  • Takezi, Hiroyuki
    Nishitama-gun Tokyo (JP)

(74) Representative: Slight, Geoffrey Charles et al
Graham Watt & Co. Riverhead
Sevenoaks Kent TN13 2BN
Sevenoaks Kent TN13 2BN (GB)


(56) References cited: : 
   
       


    (54) Ultrasonic atomizing vibratory element


    (57) An ultrasonic atomizing vibratory element (10) comprises a elongated shank (14), and the tip of the elongated shank is formed with an edged portion (22) having at least one flat portion (24) which is formed stepwise. Liquid fuel is supplied from a pipe (30) to the flat portion (24) of the edged portion (22) along a groove (28) in the shank, and the liquid is atomized at the edged portion by ultrasonic vibration applied to the shank (14).







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