Spiral wing shaft for mixers
Latest Kitagawa Iron Works Co. Ltd. Patents:
Description
FIG. 1 is a front view of a spiral wing shaft for mixers showing our new design;
FIG. 2 is a rear view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a left side view thereof;
FIG. 7 is a cross-sectional view taken along line 7—7 in FIG. 1; and,
FIG. 8 is a cross-sectional view taken along line 8—8 in FIG. 1.
Claims
The ornamental design for a spiral wing shaft for mixers, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
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2495379 | January 1950 | McIntosh |
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4157872 | June 12, 1979 | Davido, Sr. |
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Patent History
Patent number: D513013
Type: Grant
Filed: Jun 17, 2004
Date of Patent: Dec 20, 2005
Assignee: Kitagawa Iron Works Co. Ltd. (Fuchu)
Inventors: Terumi Fujiki (Fuchu), Yoshihiro Kuroda (Fuchu), Hiroki Miyagaki (Fuchu)
Primary Examiner: Mitchell Siegel
Assistant Examiner: Mark A. Goodwin
Attorney: Frishauf, Holtz, Goodman & Chick, P.C.
Application Number: 29/207,771
Type: Grant
Filed: Jun 17, 2004
Date of Patent: Dec 20, 2005
Assignee: Kitagawa Iron Works Co. Ltd. (Fuchu)
Inventors: Terumi Fujiki (Fuchu), Yoshihiro Kuroda (Fuchu), Hiroki Miyagaki (Fuchu)
Primary Examiner: Mitchell Siegel
Assistant Examiner: Mark A. Goodwin
Attorney: Frishauf, Holtz, Goodman & Chick, P.C.
Application Number: 29/207,771
Classifications
Current U.S. Class:
Concrete, Asphalt, Or Soil Mixer (D15/19)