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:
Sep. 17, 1996
Filed:
Apr. 28, 1994
Kenji Takenaka, Kariya, JP;
Hiroaki Kayukawa, Kariya, JP;
Masafumi Ito, Kariya, JP;
Osamu Hiramatsu, Kariya, JP;
Suguru Hirota, Kariya, JP;
Taro Ozeki, Kariya, JP;
Kabushiki Kaisha Toyoda Jidoshokki Seisakusho, Kariya, JP;
Abstract
A multiple-cylinder piston type compressor is disclosed. The compressor has a cylinder head fastened to the rear end of a cylinder block assembly of the compressor with a valve plate interposed therebetween and having formed therein a suction chamber formed in a radially outer peripheral region thereof so as to surround a central discharge chamber. The compressor further includes a refrigerant gas intake passage extending along a straight line and radially through the axial center of the compressor and having at least two holes for providing direct communication between the gas intake passage and the suction chamber at positions that are radially spaced. The refrigerant gas intake passage may include a combination of at least two passage portions having different cross-sectional areas.