Bizarre Patents
A method to tenderize meat with an explosive shockwave.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7980262 | Windproof umbrella A windproof umbrella includes a center post (10) including an upper grommet (11), an intermediate fixed ring (12), and a lower sliding runner (13); ribs (20) each having one end (21) pivotably secured to the grommet (11 | 07/19/2011 |
| 7614413 | Connecting device for umbrella ribs The present invention generally relates to a connecting device designed for connecting umbrella ribs and specifically refers to one installed on each pivoted part existing among all lengthwise ribs and transverse ribs and it contains a hollow tubular sleeve sheathed... | 11/10/2009 |
| 7254869 | Hinge coupling Disclosed is a hinge coupling comprising a first connective section comprising a hollow first cylinder at one end with a first piece fastened therein, two parallel projections at the other end, each projection having a bent end, a bore in an intermediate portion ope... | 08/14/2007 |
| 7174906 | Foldable umbrella frame having six ribs The invention relates to a foldable umbrella frame having six ribs, wherein the first rib, the second rib, the third rib, and the fourth rib are formed to be solid rods with outer flat portion. The ribs are pivoted to form a frame. Branch ribs have inner hooks to co... | 02/13/2007 |
| 7011100 | Skeleton for ear-shaped umbrella A skeleton for an umbrella includes multiple sets of rib members, each of which includes a main rib, a first link connected to the main rib, and a stretcher connected at an outer end to the first link. Two opposite sets of the rib members are further provided with a... | 03/14/2006 |
| 6941959 | Umbrella having wind pressure releasing device An umbrella includes a shaft with a runner movably mounted thereto and a first cap and a second cap are respectively connected to a top end of the shaft. The first cap is located closer than the second cap to the second end of the shaft. A plurality of first ribs pi... | 09/13/2005 |
| 6920887 | Connector for a rib and a spreader of a parasol A connector for a rib and a spreader of a parasol includes a metal connector body and an inner block made of plastic. The connector body has an upper clamp portion for each rib to fit therein, and two studs extending down from the connector body and defining an inne... | 07/26/2005 |
| 6789556 | Umbrella frame A folded umbrella frame has a plurality of units each comprising a second pivot mechanism, a first pivot mechanism fixed to the lower rib, a first pivot connecting member pivotably coupling to the first pivot mechanism, a second pivot connecting member receiving the... | 09/14/2004 |
| 6715504 | Stick umbrella with reinforced frame The present invention relates to a stick type umbrella with reinforced frame including a shaft, which connects with a frame having several sets, such as six sets or eight sets, of main ribs and stretchers. The frame is to provide with two different rib-set structure... | 04/06/2004 |
| 6595225 | Pull rod structure of self-opening umbrella The present invention proposes an improved pull rod structure of a self-opening umbrella, wherein joints are disposed in stretchers. The joints are made of plastic material. The present invention is characterized in that each of the joints has a soft pull... | 07/22/2003 |
| 6470899 | Collapsible umbrella with reinforced rib structure A foldable umbrella includes a post; a stationary hub secured to an upper end of the post; a canopy centrally secured to the stationary hub; a sleeve slidably mounted on the post; a plurality of radially oriented ribs secured to the canopy in equiangularl... | 10/29/2002 |
| 6397866 | For spring mechanism for large umbrella with automatic open feature An auxiliary elastic support mechanism for a large umbrella with automatic open feature is provided. The umbrella is supported by a plurality of ribs and a plurality of spreaders. The mechanism comprises a plurality of rib joint members each put on the ri... | 06/04/2002 |
| 6386214 | Umbrella operating system An umbrella operating system allows for the simple opening, closing and locking of an umbrella while allowing the frame to freely rotate about the pole, wherein the pole is held in a stationary position. The umbrella includes a pair of hub members mounted... | 05/14/2002 |
| 6345637 | Automatic opening wind resistant umbrella structure made of fiberglass reinforced plastics (FRP) An improved automatic opening wind resistant umbrella structure made of fiberglass reinforced plastics (FRP) mainly uses an innovative connection mechanism to associate secondary umbrella stretchers with umbrella ribs and has advantages of simplified cons... | 02/12/2002 |
| 6314976 | Umbrella frame An umbrella frame provides a stable and enduring support for an umbrella canopy while also allowing canopies of varying shapes and sizes to be mounted thereto. The umbrella frame includes a pair of hub members mounted about a pole member wherein each hub ... | 11/13/2001 |
| 6206017 | Collapsible umbrella with reinforced rib structure A foldable umbrella includes a post; a stationary hub secured to an upper end of the post; a canopy centrally secured to the stationary hub; a sleeve slidably mounted on the post; a plurality of radially oriented ribs secured to the canopy in equiangularl... | 03/27/2001 |
| 6196244 | Configurable umbrella The present invention relates to umbrellas having various canopy shapes which shapes can be altered during use. A multiple position rib formed of a telescoping rib girder in combination with a hub slide assembly with multiple hubs allow the umbrella to be... | 03/06/2001 |
| 6164303 | Slim rib assembly for umbrella A rib assembly for umbrella includes: at least a top rib pivotally secured to an upper notch fixed on a top portion of a central shaft, a stretcher rib pivotally connected with the top rib and pivotally secured to a runner slidably held on the shaft an in... | 12/26/2000 |
| 6102058 | Pivotal coupling device for collapsible frame structure of self-opening umbrella A pivotal-coupling device is provided for a collapsible umbrella frame structure, which allows the pivotal coupling between the main shaft and the framing rib to be achieved without having to use supersonic wave bonder, thus making the assembly work more ... | 08/15/2000 |
| 6095170 | Automatically spreading and collapsing umbrella An automatically spreading and collapsing umbrella includes a plurality of rib assemblies pivoted to a ferrule on a handle, and a plurality of stretcher assemblies. Each stretcher assembly is pivoted to a runner slidably sleeved on the handle to stretch o... | 08/01/2000 |
| 6095169 | Automatic umbrella having rib assembly formed with light grooved rib reinforced resilient rib An automatic umbrella includes: a top rib and a stretcher rib each having a cross section of U shape or the like shape and made of light material including aluminum alloy, an outer rib gradually tapered outwardly and an auxiliary stretcher rib each having... | 08/01/2000 |
| 6095171 | Multiple-fold windproof umbrella with compact restoring mechanism A multiple-fold windproof umbrella includes: a central shaft having a rib assembly pivotally secured to the central shaft, a lower cloth secured to the rib assembly, an upper cloth secured to the central shaft and juxtapositionally retained above the lowe... | 08/01/2000 |
| 6089244 | Windproof umbrella structure A windproof umbrella structure includes mainly a connector being provided at a pivoted position of the main rib and the stretcher to engage with a second rib. The invented assembled frame is covered by an upper cover and a lower cover and obtains a better... | 07/18/2000 |
| 6058952 | Simplified flat top umbrella A simplified flat top umbrella includes: a central shaft (1) having an upper notch (11) formed on an upper portion of the shaft (1) and a lower runner (12) slidably held on the shaft (1), a top rib (2) pivotally secured to the upper notch (11), an outer r... | 05/09/2000 |
| 6053188 | Umbrella An umbrella comprising a central shaft having an upper end and a lower end with the lower end including a handle incorporates a plurality of pivotable members each having a first end pivotally coupled to an upper end of the shaft and being circumferential... | 04/25/2000 |
| 6039063 | Multiple-fold windproof umbrella for preventing sagging of umbrella cloth A multiple-fold windproof umbrella includes: a central shaft having a rib assembly pivotally secured to the central shaft, a lower cloth having an anti-sagging band fastened on an upper periphery of the lower cloth and secured to the rib assembly, an uppe... | 03/21/2000 |
| 6024109 | Reliably controllable windproof umbrella A windproof umbrella includes: an upper cloth secured on an upper rib pivotally connected to a central shaft of the umbrella, a lower cloth secured on a lower rib pivotally connected to the central shaft and having a central opening circumferentially form... | 02/15/2000 |
| 6006770 | Reliably controllable windproof umbrella A windproof umbrella includes: an upper cloth secured on an upper rib pivotally connected to a central shaft of the umbrella, a lower cloth secured on a lower rib pivotally connected to the central shaft and having a central opening circumferentially form... | 12/28/1999 |
| 5931175 | Umbrella rib assembly having light grooved rib reinforced with resilient rib An umbrella rib assembly includes: a top rib having a cross section of U shape and made of light material including aluminum alloy, an outer rib having a cross section of circular shape and made of composite or plastic materials having good resilience and... | 08/03/1999 |
| 5746235 | Linkage device for an umbrella A linkage device for an umbrella includes a pivot and a joint. A frame having an opening defined therein is integrally formed on a periphery of the pivot. A deformable leaf is provided to the joint and has a configuration to mate with a recess defined in ... | 05/05/1998 |
| 5715853 | Structure for combining frames of an umbrella A structure which is easy to be assemble and can firmly combine a rib with a stretcher of an umbrella is disclosed. The structure comprises a fastening and a link. The fastening has a body defining a passage for receiving a rib of the umbrella and a locat... | 02/10/1998 |
| 5655557 | Umbrella frame An umbrella frame comprises a plurality of main ribs attached to a slidable moving plate assembly by a plurality of support ribs. A plurality of stabilizing ribs are secured to the support ribs. The stabilizing ribs are further secured to a stationary pla... | 08/12/1997 |
| 5611364 | Portable shade umbrella A portable shade umbrella comprises a weighted base having a supporting pole secured in it, with the supporting pole having a curved upper section with a downwardly depending stud attached to the outer end of the curved section for supporting a rib assemb... | 03/18/1997 |
| 5494065 | Powerful strutting action umbrella framework An improved umbrella framework having a powerful strutting action is provided. The umbrella framework includes a strut frame member situated at the underside of a first umbrella frame member. The outer end of the strut frame member is connected to the out... | 02/27/1996 |
| 5472006 | Structure four-section umbrella framework with attachable flexible frame member An improved four-section umbrella framework is provided. The framework includes an attachable flexible frame member having a small slot in the main frame member of the umbrella framework. A connector is positioned inside the main frame member such that th... | 12/05/1995 |
| 5433233 | Umbrella An umbrella including a central shaft, a plurality of fabric support ribs extending outwardly from the central shaft, a fabric cover associated with the fabric support ribs, a plurality of rib support elements for supporting the fabric support ribs and a ... | 07/18/1995 |
| 5372155 | Joint mechanism for an umbrella An improved joint mechanism for an umbrella which has a first connecting device which includes a shaft member which has a channel through its length and is capable of sleeving onto a rib member and a saddle portion with a U-shaped configuration disposed a... | 12/13/1994 |
| 5345960 | Connecting piece for large umbrellas A large umbrella includes a plurality of ribs and stretchers and a connecting piece mounted to a mediate section of each rib for connecting the rib and associated stretcher. The connecting piece is substantially U-shaped and has a base section with two en... | 09/13/1994 |
| 5121764 | Umbrella having reinforced top rib An umbrella includes a plurality of top ribs pivotally secured to a notch formed on an upper end of a central shaft and a plurality of stretcher ribs each pivotally secured between each top rib and a runner slidably held on the central shaft, each top rib... | 06/16/1992 |
| 4201237 | Pivotal frame structure for collapsible umbrella type tent A collapsible shelter of the umbrella-tent type including a foldable frame and a cover of sheet material affixed to the frame. The tent frame comprises a plurality of support members and novel means of pivotally connecting the mutually respective ends of ... | 05/06/1980 |
