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Patent Searching and Data


Title:
FUEL PUMP
Document Type and Number:
WIPO Patent Application WO/2018/186124
Kind Code:
A1
Abstract:
This fuel pump is provided with a motor output shaft, and an impeller that rotates integrally with the output shaft. A first plane section for engaging with the impeller is provided to the outer circumference of the output shaft. In addition, a through hole that is larger than the external form of the output shaft and has a second plane section for engaging with the output shaft is provided to the center of the impeller. With this fuel pump, when the output shaft and the impeller are coaxially disposed, a portion at which the distance of a gap of the first plane section and the second plane section differs in the rotational axis direction of the output shaft is present.

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JPH06299983VORTEX FLOW PUMP
Inventors:
II Seiji (1-1 Kyowa-cho 1-chome, Obu-sh, Aichi 88, 〒4748588, JP)
Application Number:
JP2018/009806
Publication Date:
October 11, 2018
Filing Date:
March 13, 2018
Export Citation:
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Assignee:
AISAN KOGYO KABUSHIKI KAISHA (1-1 Kyowa-cho 1-chome, Obu-shi Aichi, 88, 〒4748588, JP)
International Classes:
F04D5/00; F04D29/044; F04D29/20
Foreign References:
JP2013234630A2013-11-21
JPS55110797U1980-08-04
JPS5015207A1975-02-18
JP2004324490A2004-11-18
JPH0424698U1992-02-27
Attorney, Agent or Firm:
KAI-U PATENT LAW FIRM (NAGOYA LUCENT TOWER 9F, 6-1 Ushijima-cho, Nishi-ku, Nagoya-sh, Aichi 09, 〒4516009, JP)
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