Title:
インジェクタ
Document Type and Number:
Japanese Patent JP6807770
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an injector for suppressing a temperature change of a member as part of an actuator.SOLUTION: An injector 100 includes a nozzle 110 holding fuel in an accumulated state, having an injection hole at the front end, and inserted into an opening 11 of a mounting object member 10, a needle 120 provided inside the nozzle and having a valve element 121 for closing the injection hole during non-injection, and an actuator 130 provided on the opposite side to the injection hole side of the nozzle for driving the needle in the direction of opening the valve element during injection. In the actuator at part of its position where heat is transmitted from the nozzle, vacuum layers 210-230 are provided which are distributedly arranged in the peripheral direction with respect to the center axis of the nozzle.SELECTED DRAWING: Figure 1
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Inventors:
Yasuhiro Ito
Tetsuo Araki
Kazuhiko Okawa
Ayumu Sakita
Tetsuo Araki
Kazuhiko Okawa
Ayumu Sakita
Application Number:
JP2017024765A
Publication Date:
January 06, 2021
Filing Date:
February 14, 2017
Export Citation:
Assignee:
Subaru corporation
International Classes:
F02M53/04; F02M51/06; F02M55/02; F02M61/14
Domestic Patent References:
| JP60120269U | ||||
| JP2010223094A | ||||
| JP62101063U | ||||
| JP9310660A |
Foreign References:
| US20060157034 |
Attorney, Agent or Firm:
Hiroaki Inada
Atsushi Watanabe
Atsushi Watanabe