The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 18, 1989
Filed:
Jan. 27, 1988
Applicant:
Inventors:
Takashi Matsuda, Hiroshima, JP;
Ryozo Suzuki, Hiroshima, JP;
Shingo Iwai, Hiroshima, JP;
Ryoji Ikeda, Hiroshima, JP;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B / ; F04B / ;
U.S. Cl.
CPC ...
4174233 ; 417366 ; 415 / ; 4152 / ;
Abstract
An in-tank type fuel pump in which an impeller within the pump chamber is rotated by a motor disposed within a fuel chamber within a main body to pump fuel. A through hole in communication with a fuel chamber of the motor portion is provided in a side wall of the pump chamber on the motor side close to the upstream end of the annular channel defining the fuel chamber of the motor portion.