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:
Jan. 03, 2023
Filed:
Apr. 17, 2019
Jtekt Corporation, Osaka, JP;
Takuya Suzuki, Anjo, JP;
Kazuki Okamura, Okazaki, JP;
Takashi Yamazaki, Kazaki, JP;
Toshihiko Shima, Okazaki, JP;
Kazushi Numazaki, Toyota, JP;
Naohiro Sakamoto, Okazaki, JP;
Akio Nakamura, Okazaki, JP;
Koji Kida, Toyota, JP;
JTEKT CORPORATION, Kariya, JP;
Abstract
A valve device includes a body, a joint, a check valve, a valve seat fixation member having an outer peripheral surface on which an external thread is provided, and a sealing member. The body has an attachment hole that attaches the joint and the valve seat fixation member from an outside of the body in a sequence of the joint and the valve seat fixation member, and that has an inner peripheral surface in which an internal thread screwed to the external thread of the valve seat fixation member is provided. The sealing member is provided between the joint and the valve seat fixation member. An outer peripheral edge of the sealing member is located radially inward of a screwed region of the internal thread and the external thread.