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:
Apr. 06, 2021
Filed:
Aug. 23, 2017
Mitsubishi Heavy Industries Thermal Systems, Ltd., Tokyo, JP;
Hajime Sato, Tokyo, JP;
Yoshiyuki Kimata, Tokyo, JP;
Masashi Hamano, Tokyo, JP;
Takahide Ito, Tokyo, JP;
Abstract
Provided is a scroll fluid machine which is capable of inhibiting contact between tooth tip corners and tooth bottom corners. The present invention is provided with: a wall inclined portion () of which a facing surface has a distance to an end plate which continuously decreases from the outer circumferential side to the inner circumferential side; and an end plate inclined portion (). Chamfered portions () are provided to tooth tip corners () of a tooth tip of a wall () which face tooth bottom corners () of bases of mating walls (). The chamfered portions () have a shape which avoids contact with step parts () which are formed at the tooth bottom, and which are adjacent to the tooth bottom corners ().