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:
Nov. 01, 1983
Filed:
Jul. 28, 1981
Applicant:
Inventors:
Assignee:
Toyota Jidosha Kogyo Kabushiki Kaisha, Toyota, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02B / ; F02M / ;
U.S. Cl.
CPC ...
123488 ; 73118 ;
Abstract
A fuel injection control apparatus having a pressure detection device for detecting pneumatic pressure in an intake manifold of an internal combustion engine comprises a pressure transducer and a low-pass filter, electrically connected to the transducer, for transmitting an electrical signal from the transducer below a cutoff frequency which is determined to be a frequency equal to or lower than 40 Hz.