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:
Feb. 01, 2022
Filed:
Jun. 21, 2018
Mitsubishi Heavy Industries Thermal Systems, Ltd., Tokyo, JP;
Hajime Sato, Tokyo, JP;
Yohei Hotta, Tokyo, JP;
Yoshiyuki Kimata, Tokyo, JP;
Takuma Yamashita, Tokyo, JP;
Abstract
Provided is a tip seal that makes it possible to improve the durability of a tip seal installed on the tooth tip of a wall even when a continuously inclined section is provided to the wall. The tip seal is provided with: a tip seal inclined section (A) installed in a groove section of a wall in which the height changes continuously in a spiral direction; and a tip seal flat section (B) that is installed in a groove section of the wall in which the height is fixed in the spiral direction and that is adjacent to the tip seal inclined section (A). A recess () is formed at a position away from the adjacent area between the tip seal inclined section (A) and the tip seal flat section (B).