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Patent
D622021
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Priority
Sep 25 2009
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Filed
Sep 25 2009
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Issued
Aug 17 2010
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Expiry
Aug 17 2024
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Assg.orig
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Entity
unknown
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0
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20
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n/a
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The ornamental design for a return roller guard, as shown and described.
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FIG. 1 is a perspective view of a return roller guard, showing my new design;
FIG. 2 is an exploded perspective view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a right-side elevational view thereof, the left-side elevational view being a mirror image thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
The broken line in FIG. 1 is included for the purpose of illustrating environment and forms no part of the claimed design.
Sauder, William E.
Patent |
Priority |
Assignee |
Title |
Patent |
Priority |
Assignee |
Title |
2846045, |
|
|
|
3848542, |
|
|
|
3970187, |
Nov 12 1973 |
Mitsubishi Denki Kabushiki Kaisha |
Safety device for passenger conveyor |
4852723, |
Apr 26 1988 |
Jervis B. Webb Company |
Guard for conveyor turns |
5044485, |
Jul 25 1988 |
Loderway Pty. Limited |
Moving walkway |
5156252, |
Feb 17 1992 |
Otis Elevator Company |
Handrail guard housing shield |
5372247, |
Jul 24 1992 |
Murata Kikai Kabushiki Kaisha |
Conveyor |
5467866, |
Nov 29 1993 |
Martin Engineering Company |
Conveyor impact pillow |
6209702, |
Sep 29 1997 |
Interroll Holding AG |
Stub shaft conveyor roller |
6318545, |
Jul 25 2000 |
DOUGLAS MANUFACTURING COMPANY, INC |
Conveyor belt return roller guard |
7014035, |
Dec 16 2003 |
ARGONICS, INC |
System for supporting an underside roller on a conveying belt |
7144615, |
Apr 22 2003 |
Mitsubishi Polyester Film GmbH |
Coextruded, hot-sealable and peelable polyester film, process for its production and its use |
7222728, |
Jan 03 2005 |
Transnorm System Inc. |
Adjustable shield for a conveyor belt |
7284658, |
Jan 26 2005 |
Argonics, Inc. |
Roller safety support system for conveyor system |
20030183492, |
|
|
|
20030196875, |
|
|
|
20040216987, |
|
|
|
20060163041, |
|
|
|
20070295583, |
|
|
|
20080110731, |
|
|
|
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