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:
Jul. 20, 1993
Filed:
Oct. 05, 1992
Schoichiro Hara, Amagasaki, JP;
Motokazu Ukioka, Shizuoka, JP;
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Abstract
A scroll type compressor includes a fixed scroll and an orbiting scroll which have their base plates provided with scroll wraps, and which have the scroll wraps combined to form a compression chamber therebetween, a frame which has the orbiting scroll put thereon so as to allow the orbiting scroll to carry out orbiting movement, which has a peripheral portion formed with a flange, which has the fixed scroll fixed on the flange, which has a bearing at a central portion, and which has an outer peripheral surface formed with a stepped portion; a crankshaft which is rotatably supported at its upper portion by the frame bearing to give orbiting movement to the orbiting scroll connected to the upper end of the crankshaft, and which supports an electric motor rotor at a central portion; a subframe which has a central portion formed with a bearing for rotatably supporting the crankshaft at its lower end; a center shell which has an upper inner peripheral surface formed with a stepped portion engageable with the stepped portion in the frame, which has the frame shrinkage fitted thereto, which has a glass terminal below the stepped portion, which has an electric motor stator fixed below the glass terminal, and which has the subframe fixed below the electric motor stator.