Did You Know...
...that to encourage use of his new invention, the shopping cart, market owner Sylvan Goldman hired fake shoppers to push the carts around his store in Oklahoma City? Seems his customers were reluctant to give up their hand-carried baskets.
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| Number | Title | Issue Date |
| 7392610 | Portable information sign devices The present invention relates to a portable information sign device. In one embodiment of the invention, a top plate comprises a foundation and three plate coupling ports. A center arm comprises an arm rod axially coupled to the top plate foundation. A sliding plate... | 07/01/2008 |
| 7322371 | Lock mechanism of large umbrella for effecting a multi-sectional length adjustment of telescopic shank A lock mechanism mounted in a large umbrella includes a sliding sleeve including an aperture on surface of a lower extension, a telescopic shank including a lower tube fixed in a handle and a sliding upper tube, a lock device disposed in the upper tube such that dis... | 01/29/2008 |
| 7287539 | Bumper for an umbrella A bumper for an umbrella is made of resilient material and is an undulating tube composed of a securing end (32), a serpentine middle portion (34), an abutting end (36) and a straight through hole (not numbered) defined through securing end (... | 10/30/2007 |
| 6382222 | Safety locking mechanism used on umbrella rods An improved safety locking mechanism according to the invention is particularly suitable for use in a five or more folding collapsible umbrella. The mechanism comprises a specially designed runner in conjunction with an actuator element. A plunger and a s... | 05/07/2002 |
| 6298867 | Hub and rib assembly for umbrella A hub and rib assembly for umbrella comprises a hub and a plurality of ribs, all made of ductile material. Each rib has an end integrally formed and connected with the hub, whereby assembling thereof is easy and not involved other tools. In other word, th... | 10/09/2001 |
| 6192906 | Automatic opening umbrella mechanisms An automatic opening umbrella mechanism which provides a new design, by which users can open an umbrella in a quick and accurate manner with enhanced efficiency. The structure primarily contains a spring disposed between the midpoint of a first main umbre... | 02/27/2001 |
| 6016822 | Automatic umbrella with quadruple folds or the like An automatic umbrella includes: a central shaft consisting of four tubes telescopically engageable with one another; a rib assembly consisting of at least a top rib pivotally secured to a top portion of the central shaft, a stretcher rib pivotally connect... | 01/25/2000 |
| 5626161 | Multiple-fold automatic umbrella with simplified reliable control means A multiple-fold automatic umbrella includes: a control device having a push button slidably held in the grip for controlling the opening and closing of the umbrella, a slotted arm member secured to the push button having a pair of sockets formed in the sl... | 05/06/1997 |
| 5615697 | Pocketable folding umbrella with foldably sandwiched ribs A pocketable folding umbrella Includes: a slim upper notch secured on an upper portion of a central shaft; a slim lower runner slidably held on the central shaft; two extremity rib sets respectively pivotally secured to two extremity portions of the upper... | 04/01/1997 |
| 5505222 | Multiple-fold automatic umbrella with simplified control means A multiple-fold automatic umbrella includes: a control device having a push button slidably held in the grip for controlling the opening and closing of the umbrella, an opening controller of the control device formed as a sliding plate transversely slidab... | 04/09/1996 |
| 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 |
| 5467792 | Collapsible umbrella A shortenable umbrella, essentially comprises a strut 2, a stay 3, a link 4, a rod 5, a tension wire 6, a tension link 7, a spoke 8, a rib 9, a first joint member J1 and a second joint member j2 connected each other as shown in FIG. 4 to form one rib asse... | 11/21/1995 |
| 5277212 | Device for protecting an umbrella against inversion An umbrella includes a substantially inextensible cord which is mounted by couplers to the free ends of the ribs of the umbrella such that the cord forms a closed loop disposed radially inwardly of the ribs of the umbrella. The cord braces the umbrella ag... | 01/11/1994 |
| 5131422 | Device for protecting an umbrella against inversion An umbrella includes a substantially inextensible cord which is mounted by couplers to the free ends of the ribs of the umbrella such that the cord forms a closed loop disposed radially inwardly of the ribs of the umbrella. The cord braces the umbrella ag... | 07/21/1992 |
| 5050627 | Umbrella frame system This invention relates to a springless umbrella capable of being opened and closed under the elasticity of the ribs, which simplifies the manufactured and assembled process of the shaft and reduces the cost and provides a convenient umbrella for use.... | 09/24/1991 |
| 5046518 | Folding frame for use in umbrella or the like A folding frame for use in umbrella or the like includes a plurality of arcuate stretcher ribs each pivotally secured between a lower runner reciprocatively held on a central shaft of the umbrella and a top rib pivotally secured to an upper notch of the s... | 09/10/1991 |
| 4610364 | Clothes dryer lower cross assembly A lower cross assembly of an elevating clothes dryer which has a lower cross slidable over a stem, the lower cross having a plurality of pairs of outwardly radiating lugs, the lugs of each pair retaining between them a respective pin about which a clothes... | 09/09/1986 |
| 4336817 | Umbrella having a pocket compartment An umbrella having a pocket or purse compartment as a part thereof. The pocket consists of first and second lengths of fabric of substantially the same width and length, secured in overlapping relationship and attached at one end thereof to the fabric cov... | 06/29/1982 |
