Patent
   D462369
Priority
Jul 26 1999
Filed
Sep 06 2001
Issued
Sep 03 2002
Expiry
Sep 03 2016
Assg.orig
Entity
unknown
1
8
n/a
The ornamental design for an apparatus for treating an item during travel of the item along a spiral trough, as shown and described.

FIG. 1 is a front elevational view of the apparatus for treating an item during travel of the item along a spiral trough showing the design of the invention;

FIG. 2 is a top plan view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a rear view thereof; and,

FIG. 6 is a bottom plan view thereof.

Perrine, Paul M.

Patent Priority Assignee Title
D985024, Jun 21 2021 Whirlpool Corporation Shave ice maker
Patent Priority Assignee Title
3938651, Mar 07 1973 Frigoscandia Contracting AB Self-supporting spiral conveyor
4177647, Oct 06 1977 Lewis Refrigeration Co. Air slide freezer system
4893708, Sep 20 1988 YORK INTERNATIONAL CORP Conveyor for freezing food packages
5078120, Jan 26 1990 John Bean Technologies Corporation Cooking oven for slow cooking of food products
5109758, Oct 09 1989 MECATHERM, SOCIETE ANONYME Bakery oven with continuous baking process
5205135, Nov 13 1991 PRAXAIR TECHNOLOGY, INC Helical conveyor freezer
5343715, Nov 13 1991 PRAXAIR TECHNOLOGY, INC Helical conveyor freezer
5515775, Oct 30 1992 Philip Morris Incorporated Apparatus for treatment of solid material
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 24 2002PERRINE, PAUL M SPIRAL AIR TECHNOLOGIES, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0171250432 pdf
Oct 12 2005SPIRAL AIR TECHNOLOGIES, INC QUICK SPIRAL FREEZER, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0171250436 pdf
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