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:
May. 29, 1984

Filed:

Nov. 25, 1981
Applicant:
Inventors:

Hiroshi Ito, Kawagoe, JP;

Toshihiko Yoshio, Hidaka, JP;

Masao Nagashima, Kawagoe, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23P / ; B23K / ;
U.S. Cl.
CPC ...
2915 / ; 228182 ; 228187 ; 228212 ; 219158 ;
Abstract

Method of manufacturing a blade wheel including setting a plurality of blades into a first jig, positioning an annular core member thereover with mating projections on the blades with slits on the core member, welding at the mating points, setting the sub-assembly thus produced onto a shell member held in another jig with claw members of the blades engaging peripherally located slots in the shell member, and securing the two together with an annular retainer member with grooves engaging other claw members on the blades being spot welded to the shell member.


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