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. 28, 2022
Filed:
Nov. 06, 2018
Ihi Corporation, Koto-ku, JP;
Yuji Sasaki, Koto-ku, JP;
Hirofumi Horiuchi, Nagano, JP;
Jun Takizawa, Nagano, JP;
Eiji Takamura, Nagano, JP;
Teruyuki Wada, Nagano, JP;
IHI Corporation, Koto-ku, JP;
Abstract
An inverter unit includes a circuit board that has a power device and a capacitor configuring an inverter circuit and provided on a front surface and an exposure region provided on a rear surface, a lower case that is provided with an exposure opening for exposing the exposure region and supports a surrounding area of the exposure region, and an upper case that is provided with a rib structure pressed against the front surface of the circuit board and pressurizing the circuit board toward the lower case and has the lower case attached thereto. The circuit board is sandwiched between the lower case and the upper case.