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Class Information
Number: 135/32
Name: Tent, canopy, umbrella, or cane > Umbrella > Discreet rib-stretcher connector or geat
Description: Devices relating to the attachment to or formation of the rib at or near its center to provide for a joint with the stretcher. Includes also the joints themselves and such modifications of the rib or adjoining end of the stretcher as are made necessary by the joint.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7614413 |
Connecting device for umbrella ribs |
Nov. 10, 2009 |
| 7174906 |
Foldable umbrella frame having six ribs |
Feb. 13, 2007 |
| 7011100 |
Skeleton for ear-shaped umbrella |
Mar. 14, 2006 |
| 6941959 |
Umbrella having wind pressure releasing device |
Sep. 13, 2005 |
| 6920887 |
Connector for a rib and a spreader of a parasol |
Jul. 26, 2005 |
| 6789556 |
Umbrella frame |
Sep. 14, 2004 |
| 6715504 |
Stick umbrella with reinforced frame |
Apr. 6, 2004 |
| 6595225 |
Pull rod structure of self-opening umbrella |
Jul. 22, 2003 |
| 6470899 |
Collapsible umbrella with reinforced rib structure |
Oct. 29, 2002 |
| 6397866 |
For spring mechanism for large umbrella with automatic open feature |
Jun. 4, 2002 |
| 6386214 |
Umbrella operating system |
May. 14, 2002 |
| 6345637 |
Automatic opening wind resistant umbrella structure made of fiberglass reinforced plastics (FRP) |
Feb. 12, 2002 |
| 6314976 |
Umbrella frame |
Nov. 13, 2001 |
| 6206017 |
Collapsible umbrella with reinforced rib structure |
Mar. 27, 2001 |
| 6196244 |
Configurable umbrella |
Mar. 6, 2001 |
| 6164303 |
Slim rib assembly for umbrella |
Dec. 26, 2000 |
| 6102058 |
Pivotal coupling device for collapsible frame structure of self-opening umbrella |
Aug. 15, 2000 |
| 6095170 |
Automatically spreading and collapsing umbrella |
Aug. 1, 2000 |
| 6095171 |
Multiple-fold windproof umbrella with compact restoring mechanism |
Aug. 1, 2000 |
| 6095169 |
Automatic umbrella having rib assembly formed with light grooved rib reinforced resilient rib |
Aug. 1, 2000 |
| 6089244 |
Windproof umbrella structure |
Jul. 18, 2000 |
| 6058952 |
Simplified flat top umbrella |
May. 9, 2000 |
| 6053188 |
Umbrella |
Apr. 25, 2000 |
| 6039063 |
Multiple-fold windproof umbrella for preventing sagging of umbrella cloth |
Mar. 21, 2000 |
| 6024109 |
Reliably controllable windproof umbrella |
Feb. 15, 2000 |
| 6006770 |
Reliably controllable windproof umbrella |
Dec. 28, 1999 |
| 5931175 |
Umbrella rib assembly having light grooved rib reinforced with resilient rib |
Aug. 3, 1999 |
| 5746235 |
Linkage device for an umbrella |
May. 5, 1998 |
| 5715853 |
Structure for combining frames of an umbrella |
Feb. 10, 1998 |
| 5655557 |
Umbrella frame |
Aug. 12, 1997 |
| 5611364 |
Portable shade umbrella |
Mar. 18, 1997 |
| 5494065 |
Powerful strutting action umbrella framework |
Feb. 27, 1996 |
| 5472006 |
Structure four-section umbrella framework with attachable flexible frame member |
Dec. 5, 1995 |
| 5433233 |
Umbrella |
Jul. 18, 1995 |
| 5372155 |
Joint mechanism for an umbrella |
Dec. 13, 1994 |
| 5345960 |
Connecting piece for large umbrellas |
Sep. 13, 1994 |
| 5121764 |
Umbrella having reinforced top rib |
Jun. 16, 1992 |
| 4201237 |
Pivotal frame structure for collapsible umbrella type tent |
May. 6, 1980 |
| 4030515 |
Telescopic umbrella |
Jun. 21, 1977 |
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