Patent
   D490451
Priority
Jun 10 2002
Filed
Dec 04 2002
Issued
May 25 2004
Expiry
May 25 2018
Assg.orig
Entity
unknown
4
4
n/a
The ornamental design for a vacuum ejector unit, as shown and described.

FIG. 1 is a top, front and left-side perspective view of a vacuum ejector unit showing our new design;

FIG. 2 is a front view thereof, the rear view being a mirror image;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

Nagai, Shigekazu, Ito, Yoshiharu

Patent Priority Assignee Title
D552139, Jul 04 2005 KOREA PNEUMATIC SYSTEM CO , LTD Ejector cover for vacuum pump
D557718, Jul 04 2005 KOREA PNEUMATIC SYSTEM CO LTD , Ejector for vacuum pump
D621863, Feb 11 2008 Avery Dennison Corporation Device for dispensing plastic fasteners
D626980, Apr 18 2008 SMC Corporation Multiposition cylinder
Patent Priority Assignee Title
4960364, Jun 08 1988 Vacuum ejector device
5396751, Oct 20 1993 Sunfa Plastic Co., Ltd. Vacuum ejector for home use
6016840, Nov 10 1997 NPT CORPORATION, LTD Liquid/gas vacuum ejector device
6467825, Mar 13 1998 Pronomic AB Vacuum ejector with a number of suction cups
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 04 2002SMC Kabushiki Kaisha(assignment on the face of the patent)
Jan 27 2003NAGAI, SHIGEKAZUSMC Kabushiki KaishaASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0137660883 pdf
Jan 27 2003ITO, YOSHIHARUSMC Kabushiki KaishaASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0137660883 pdf
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