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:
Oct. 25, 1983
Filed:
Nov. 10, 1980
Applicant:
Inventors:
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04B / ;
U.S. Cl.
CPC ...
417312 ; 417373 ; 417424 ; 417902 ;
Abstract
A hermetic motor compressor having a motor compressor unit including an upper motor section and a lower compressor section connected with each other and a closed housing accommodating therein the motor compressor unit. The compressor section includes a frame body forming a cylinder, a cylinder head provided with a discharge valve and a suction valve and a head cover in which only a discharge chamber is formed. A suction chamber of a small volume is formed in the frame body at a portion around the cylinder and is communicated with the upper part of a space in the closed housing through an upright suction pipe made of a synthetic resin.