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The ornamental design for a spiral wing shaft for mixers, as shown and described.
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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.
Kuroda, Yoshihiro, Fujiki, Terumi, Miyagaki, Hiroki
Patent | Priority | Assignee | Title |
D710397, | Apr 15 2013 | Officine Meccaniche Galletti O.M.G. Srl; OFFICINE MECCANICHE GALLETTI O M G SRL | Mixing blade for a mixer for concrete, mortar, powders, dry or semi-dry granulates, mixtures with a cement base or similar or comparable mixtures |
Patent | Priority | Assignee | Title |
1699230, | |||
2495379, | |||
3327634, | |||
3372910, | |||
3897723, | |||
4157872, | Apr 10 1978 | Mixing-tank trailer | |
4188127, | Nov 06 1978 | London Concrete Machinery Co. | Mixing blades of concrete mixing drums |
4448536, | Aug 09 1982 | Concrete mixer device | |
6149291, | Apr 27 1999 | MCNEILUS TRUCK AND MANUFACTURING, INC | Concrete mixing drum fin structure |
912125, | |||
D287132, | Feb 15 1985 | Blade for soil mixer | |
DE19703495, |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jun 17 2004 | Kitagawa Iron Works Co. Ltd. | (assignment on the face of the patent) | / | |||
Jul 27 2004 | FUJIKI, TERUMI | KABUSHIKI KAISHA KITAGAWA TEKKOSHO A K A KITAGAWA IRON WORKS CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 014933 | /0054 | |
Jul 27 2004 | KURODA, YOSHIHIRO | KABUSHIKI KAISHA KITAGAWA TEKKOSHO A K A KITAGAWA IRON WORKS CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 014933 | /0054 | |
Jul 27 2004 | MIYAGAKI, HIROKI | KABUSHIKI KAISHA KITAGAWA TEKKOSHO A K A KITAGAWA IRON WORKS CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 014933 | /0054 |
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