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:
Jun. 14, 2011
Filed:
Aug. 07, 2007
Takashi Yamamoto, Komaki, JP;
Yoshikuni Sato, Komaki, JP;
Takeo Sasanuma, Komaki, JP;
Akihiro Yoshida, Komaki, JP;
Takashi Yamamoto, Komaki, JP;
Yoshikuni Sato, Komaki, JP;
Takeo Sasanuma, Komaki, JP;
Akihiro Yoshida, Komaki, JP;
NGK Spark Plug Co., Ltd., Aichi, JP;
Abstract
A liquid state detecting sensor for detecting a state of a liquid including a liquid concentration detecting element, a holder member, and an enclosing member as defined herein, wherein the holder member has a configuration in which respective portions of a lower end surface facing the enclosed region are located higher than or at a same height as a lowest hole periphery at the rim of the element holding hole from which the detecting element protrudes, and at least one of circulation holes formed in the enclosing member is a bubble-discharging hole which has an upper end located higher than the lowest hole periphery and a lower end located lower than a surface peripheral edge of the lower end surface.