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.

Date of Patent:
Feb. 05, 2002

Filed:

Jun. 13, 2000
Applicant:
Inventors:

Masaki Ota, Kariya, JP;

Masanori Sonobe, Kariya, JP;

Tomoji Tarutani, Kariya, JP;

Ryo Matsubara, Kariya, JP;

Kenta Nishimura, Kariya, JP;

Hirotaka Kurakake, Kariya, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01B 2/900 ; B25B 2/714 ;
U.S. Cl.
CPC ...
F01B 2/900 ; B25B 2/714 ;
Abstract

The present invention discloses a method for installing pistons in cylinder bores formed in a cylinder block of a compressor. The piston on one end of the cylinder block and a positioning jig on the other end of the cylinder block are arranged. The positioning jig is inserted into the cylinder bore such that part of the positioning jig protrudes from the cylinder bores toward the piston. The protruding part of the positioning jig is engaged with the piston to determine the position of the piston. The piston is inserted into the cylinder bore while maintaining the engagement between the jig and the piston. The positioning jig is removed from the cylinder bore. This facilitate automation of installation of pistons in cylinder bores.


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