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:
Dec. 11, 2012
Filed:
Nov. 15, 2007
Kiyokazu Takeshita, Tokyo, JP;
Kazuhiko Aida, Tokyo, JP;
Kiyokazu Takeshita, Tokyo, JP;
Kazuhiko Aida, Tokyo, JP;
Dai Nippon Printing Co., Ltd., Tokyo, JP;
Abstract
A mechanical quantity sensor includes a first structure having a fixed portion with an opening, a displaceable portion arranged in the opening and displaceable relative to the fixed portion, and a connection portion connecting the fixed portion and the displaceable portion, a second structure having a weight portion joined to the displaceable portion and a pedestal arranged surrounding the weight portion and joined to the fixed portion, the second structure being arranged and stacked on the first structure, a first base connected to the fixed portion and arranged and stacked on the first structure, and a second base connected to the pedestal and arranged and stacked on the second structure. The weight portion is adjusted in thickness after the first structure is made and before the second base and the second structure are joined.