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:
Sep. 14, 1982
Filed:
Jun. 20, 1980
Toshiaki Tanaka, Kanagawa, JP;
Yukihiro Etoh, Kanagawa, JP;
Nissan Motor Company, Limited, Yokohama, JP;
Abstract
An internal combustion engine is disclosed which includes first and second cylinder units each including at least one cylinder, a carburetor with first and second induction passages each having therein a throttle valve rotatable in phase with the other, and first and second intake passages connecting the first and second induction passage to the first and second cylinder units, respectively. The first and second intake passages are communicated near their upstream end. A swing valve is provided which is normally placed in a first position interrupting communication between the first and second intake passages and rotatable to a second position interrupting communication between the second induction passage and the second intake passage. Means are provided for rotating the swing valve to the second position at low load conditions.