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:
Jun. 16, 2009
Filed:
Mar. 15, 2004
Akio Saiki, Kariya, JP;
Masahiro Kawaguchi, Kariya, JP;
Noriyuki Shintoku, Kariya, JP;
Nobutoshi Banno, Kariya, JP;
Jun Kondo, Kariya, JP;
Akio Saiki, Kariya, JP;
Masahiro Kawaguchi, Kariya, JP;
Noriyuki Shintoku, Kariya, JP;
Nobutoshi Banno, Kariya, JP;
Jun Kondo, Kariya, JP;
Kabushiki Kaisha Toyota Jidoshokki, Aichi-Ken, JP;
Abstract
A double-headed piston type compressor forms a first compression chamber and a second compression chamber for compressing gas. The compressor has rotary shaft having an inner chamber that interconnects a suction chamber and the first and second compression chambers for introducing the gas into the first and second compression chambers. The compressor also has a partition wall that is located in the inner chamber for dividing the inner chamber into a first passage and a second passage. The first passage interconnects the suction chamber and the first compression chamber. The second passage interconnects the suction chamber and the second compression chamber.