Patent
   D486833
Priority
Apr 27 2001
Filed
Oct 25 2001
Issued
Feb 17 2004
Expiry
Feb 17 2018
Assg.orig
Entity
unknown
21
7
n/a
The ornamental design for a rotary damper, as shown and described.

FIG. 1 is a top plan view of a rotary damper showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a right side view thereof, the left side view being identical to the right side view; and,

FIG. 6 is a cross sectional view taken along line 6--6 in FIG. 1.

Koizumi, Kazuyoshi, Hayashi, Ken

Patent Priority Assignee Title
D494601, Nov 17 2003 Piolax Inc Oil damper
D494602, Nov 17 2003 Piolax Inc Oil damper
D513264, Jan 16 2004 NIFCO INC Rotor of a rotary damper
D539296, May 19 2005 NIFCO INC Rotary damper
D540809, Nov 29 2004 NIFCO INC Rotary damper
D584315, Jan 24 2008 Nifco Inc. Rotary damper
D669483, Feb 07 2011 NIFCO INC Damper
D669484, Mar 02 2011 NIFCO INC Damper
D669485, Apr 27 2011 NIFCO INC Damper
D670298, Mar 02 2011 NIFCO INC Rotational damper
D670299, Apr 27 2011 NIFCO INC Damper
D670300, Apr 27 2011 NIFCO INC Damper
D670301, Apr 27 2011 NIFCO INC Damper
D670302, Apr 27 2011 NIFCO INC Damper
D670303, May 20 2011 NIFCO INC Rotary damper
D670304, May 20 2011 Nifco Inc. Rotary damper
D670305, May 20 2011 Nifco Inc. Rotary damper
D670307, May 20 2011 NIFCO INC Rotary damper
D798346, Feb 04 2016 Robertshaw Controls Company Rotary damper
D798354, Apr 24 2015 SOMIC MANAGEMENT HOLDINGS INC Rotary damper
D798927, May 20 2015 SOMIC MANAGEMENT HOLDINGS INC Rotary damper
Patent Priority Assignee Title
4571773, Jun 08 1984 Nifco Inc. Damper for braking rotation
4893522, Jul 10 1987 Nifco, Inc. Rotary damper
5211267, Mar 10 1992 Prince Corporation Temperature compensated rotary damper
5355979, Oct 25 1991 FISCHERWERKE ARTUR FISCHER GMBH & CO KG Damping element for damping translatory motion
5392884, Aug 26 1992 NHK Spring Co., Ltd. Slow-acting rotary device
D479242, Jun 28 2001 Nifco Inc. Oil damper
JP842723,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Oct 25 2001Nifco Inc.(assignment on the face of the patent)
Nov 09 2001KOIZUMI, KAZUYOSHINIFCO INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0123210908 pdf
Nov 09 2001HAYASHI, KENNIFCO INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0123210908 pdf
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