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:
Dec. 29, 1992

Filed:

Jun. 26, 1991
Applicant:
Inventor:

Shin Okamoto, Narashino, JP;

Assignee:

NDC Co., Ltd., Narashino, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23P / ; F16C / ;
U.S. Cl.
CPC ...
29713 ; 29821 ; 29822 ; 29898054 ; 29898057 ; 29898058 ;
Abstract

There is disclosed an apparatus for manufacturing a cylindrical slide bearing. The apparatus comprises a belt conveyer for conveying a U-shaped semiprocessed product, a press unit composed of a punch and a die confronting each other and respectively having semi-cylindrical recessed portions, a core holder inserted into the U-shaped semiprocessed product and holding the U-shaped semiprocessed product, the core and the holder having a circular shape in cross section, and a stepper motor connected to the core and holder for rotating the core and holder radially around the axis of the core and holder. There is also disclosed a method for manufacturing a cylindrical slide bearing with use of the apparatus set forth above.


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