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. 27, 2021
Filed:
Jan. 03, 2020
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Masami Ishikawa, Toyota, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Abstract
A blow-by gas treatment device for an internal combustion engine includes: a positive crankcase ventilation (PCV) separator configured to be fastened to the internal combustion engine with a plurality of bolts; and one of a single sealant or a plurality of sealants configured to seal gas leakage of blow-by gas from a gap between the internal combustion engine and the PCV separator; wherein the plurality of bolts includes at least one break head bolt and three or more unbreakable head bolts, the unbreakable head bolt being a bolt in which a bolt head is not separated even when a fastening torque corresponding to a tightening torque applied to the break head bolt is applied to the bolt head.