Patent
   D350675
Priority
Feb 16 1993
Filed
Feb 16 1993
Issued
Sep 20 1994
Expiry
Sep 20 2008
Assg.orig
Entity
unknown
5
5
n/a
The ornamental design for a portable soil sifter, as shown and described.

FIG. 1 is a perspective view of the right side, front end, and top of the portable soil sifter with the soil sifter screen removed, it being understood that the broken lines show the position of the soil sifter screen for illustrative purposes only and do not form part of the design;

FIG. 2 is a right side elevation view of the portable soil sifter with the soil sifter screen and soil sifter screen swing in the rear reciprocating position, the left side being substantially the same as shown;

FIG. 3 is a right side elevation view of the portable soil sifter showing the soil sifter screen and soil sifter screen swing in the forward reciprocating position, the left side being substantially the same as shown;

FIG. 4 is a front end elevation view of the portable soil sifter;

FIG. 5 is a rear end elevation view of the portable soil sifter;

FIG. 6 is a bottom plan view of the portable soil sifter with the soil sifter screen in place; and,

FIG. 7 is a top plan view of the portable soil sifter with the soil sifter screen removed.

The cross-hatched shading denoting conventional screen material in FIGS. 6 and 7 is understood to cover the entire surface.

Salisbury, Paul E.

Patent Priority Assignee Title
10173245, Feb 20 2018 Two-stage soil sifting device
D376964, Jan 29 1996 Sifter
D411287, Jul 17 1996 Drain spout bridge
D555989, Jun 05 2006 Archaeological equipment sifter
D571168, Aug 16 2007 Archaeological equipment sifter
Patent Priority Assignee Title
2773594,
2822922,
333322,
3402896,
D328016, Sep 17 1990 Soil separator
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