Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 7347412 | Modular fence A modular picket fence including a pair of vertical posts positioned at suitable distance and adapted to be secured to a suitable support surface. A pair of horizontal upper and lower rails extend between and secured to the vertical posts. The upper rail has a plura... | 03/25/2008 |
| 7175141 | Removable sign support system A removable sign support system for supporting a sign on the ground includes a substantially upright support post, configured to removably receive a sign post. The support post has a substantially horizontal base affixed to its bottom end, with a plurality of spikes... | 02/13/2007 |
| 7172219 | Snowboard utility pole Embodiments include a collapsible utility pole that snowboarders can carry easily in their pants pocket and can be quickly pulled out and extended to a completely rigid pole to push themselves over flat sections of downhill runs. The utility pole can also being usef... | 02/06/2007 |
| 7150578 | Appliance mounting bracket A clamp system for attaching accessory devices to a railing structure includes a first clamping jaw member and a second clamping jaw member designed to clamp on a railing structure. An accessory mounting device includes a cylindrical collar portion with a plurality ... | 12/19/2006 |
| 7104271 | Ergonomic collapsible crutch An ergonomic collapsible crutch that may have a shock absorbing device, used to facilitate walking. The crutch has only one supporting member in place of two. The supporting member is ergonomically designed. The hand grip is configured to reduce stress on a patient.... | 09/12/2006 |
| 7097380 | Positioning structure of a beach umbrella A positioning structure of a beach umbrella is provided that includes a positioning apparatus to connect with a lower tube of the umbrella. The apparatus has a flat plate for forcing the lower tube being inserted into ground easily. A handle has a rod to engage with... | 08/29/2006 |
| 7082641 | Systems and methods for replaceable luggage handle A transport device comprises a replaceable telescoping handle. Replacement is achieved by including a release and retaining mechanism in a base to which the telescoping handle is installed. A user can obtain a replacement telescoping handle, release and remove a bro... | 08/01/2006 |
| 7025335 | Modular fence A modular picket fence including a pair of vertical separated posts and adapted to be secured to a suitable support surface. A pair of horizontal upper and lower rails extend between and secured to the vertical posts. The upper rail has a plurality of apertures whic... | 04/11/2006 |
| 7025522 | Adjustable bicycle seat post assembly An adjustable height bicycle seat post assembly comprises a hollow seat post for supporting a bicycle seat slidably supported on plastic shims inside a hollow tube. The hollow tube clamps into the frame of a bicycle. A main spring forces the post upward, but a locki... | 04/11/2006 |
| 7017511 | Vehicle flag holder having a broker staff ejector pin A flag holder for vehicles—such as motorcycles and all-terrain vehicles—mounts on a generally horizontal panel having a bolt hole stamped, punched or drilled therein. For a preferred embodiment of the invention, the flag holder includes a cylindrical main body h... | 03/28/2006 |
| 6948507 | Deck support for table umbrella A deck support member for locking engagement with an umbrella pole utilized in combination with a table so as to firmly secure the lower end of the umbrella pole, the support member having a cylindrical cross section slightly less than the inner diameter of the umbr... | 09/27/2005 |
| 6948877 | Striding shank fixing device A striding shank fixing device includes an insert tube, a guide tube, and an adjusting member. The guide tube has plural position holes, and the adjusting member has a hole for the guide tube to pass through and a position projection to fit in one of the position ho... | 09/27/2005 |
| 6945263 | Operation device for outdoor umbrella An outdoor umbrella includes an operation device including a ring-shaped slider joint slidably connected to a shaft of the outdoor umbrella in a vertical movable manner, a locking stopper fitted in a locker hole of the shaft in an inwardly movable manner, a resilien... | 09/20/2005 |
| 6938927 | Telescoping hand held pole A telescoping, hand held pole includes telescoping pole segments releasably locked together by lock members. A lock release mechanism employed in the pole includes a manually engageable member which, when pushed, initiates unlocking of all of the lock members, allow... | 09/06/2005 |
| 6938700 | Knock-on sweep structure and tools therefor Sweep retaining structure includes a spring wire retainer with a base supported in a groove on the underside of the wedge support which mates with a stem portion of the sweep. The wedge support is apertured, and a central curved portion of the retainer passes throug... | 09/06/2005 |
| 6935436 | Double-headed tent stake driver and puller having twin release levers A double-headed tent stake driver and puller having twin release levers for inserting and removing tent stakes, nails and the like is described. The tent stake driver and puller includes a slide hammer and a coupler mounted on the distal end of the slide hammer shaf... | 08/30/2005 |
| 6932164 | Double-headed tent stake driver and puller A double-headed tent stake driver and puller is provided for inserting and removing tent stakes, nails and the like. The double-headed tent stake driver and puller includes a slide hammer and a coupler mounted on the distal end of the slide hammer shaft. The coupler... | 08/23/2005 |
| 6923410 | Contractible table leg structure The present invention discloses a contractible table leg structure, comprising: an external sleeve; a folding rod, being a rod member with a cross section substantially in successive V-shaped turning surfaces, and having an included angle in the middle, a plurality ... | 08/02/2005 |
| 6824218 | Height adjustment mechanism for a chair An adjustable armrest and height adjustment mechanism. The adjustable arm rest has a fixed member having a housing, a vertically adjustable member having a post slidably disposed in the housing, and a sleeve disposed intermediate the post and the housing. The height... | 11/30/2004 |
| 6485222 | Clamping bracket fastening for mounting hinges, locks or similar components onto a thin wall The invention relates to a clamping clip fastening for mounting hinges, locks or the like structural component parts in a thin wall, such as a sheet metal cabinet door or sheet metal housing, projection proceeds from the structural component part to be fa... | 11/26/2002 |
| 6412843 | Collapsible shovel A collapsible and telescopically constructed shovel. A scoop configured main body has a tubular member extending outwardly therefrom that slidably receives an elongated member of a handle. A latch pivotally mounted to the tubular member includes a pair of... | 07/02/2002 |
| 6146044 | Rotary flexure A rotary flexure is designed to exhibit very high radial and axial stiffness and to exhibit virtually no movement in its center of rotation. The flexure, which is formed from a single billet of material, includes an outer ring from which three thin flexur... | 11/14/2000 |
| 6076424 | Multi-piece jack handle A two-piece handle for use in positioning a vehicle lifting jack beneath a vehicle and rotating a spindle of that jack. The two-piece jack handle includes a jack handle rod having one end for engaging the jack spindle and a sleeve secured to an opposite e... | 06/20/2000 |
| 5950997 | Telescoping strut construction A strut construction for holding aircraft cowlings in a raised position, comprises first and second telescoping members which are relatively shiftable between a collapsed inoperative strut position wherein the members are nested together, and an almost fu... | 09/14/1999 |
| 5924814 | Expandable column positioning mechanism An expandable column 10 is accommodated in an accommodating hole 12a so as to freely advance therefrom and retract thereinto. The expandable column 10 has a plurality of holes 11 disposed thereon in the advancing and retracting direction thereof. An actua... | 07/20/1999 |
| 5887664 | Adjustable depth control mechanism for earth-penetrating disk An adjustable depth control mechanism for use with earth penetrating equipment. The invention includes a hub and spindle assembly for use with an adjustable depth gauge wheel, which is mounted on a support axle. It may also include a position indicator th... | 03/30/1999 |
| 5823623 | Guide sleeve for neck rests on vehicle seats A guide sleeve for neck rests on vehicle seats adapted to slidingly accommodate a rod carrying a neck rest, the sleeve comprising an enlargement adjacent to the upper end thereof which extends transverse to the axis of the sleeve, a slider element slidabl... | 10/20/1998 |
| 5669731 | Component retaining legs A component retaining leg is disclosed, which comprises a base to be provided on a component such as a clamp and a clip, a pillar depending from the base, and a flexible retaining piece extending from the free end of the pillar in a folded fashion toward ... | 09/23/1997 |
| 5644993 | Adjustable shelving unit There is provided an adjustable shelving device that is safe and easy to use. The shelving device has a frame, a plurality of shelves, a means for attaching the shelves, support bars and a means for linking more than one shelving device together. Each upr... | 07/08/1997 |
| 5596910 | Stepless locking device for an adjustable seat of a vehicle The locking device for an adjustable vehicle seat with a snap-in bar extending parallel to an adjustment direction and having locking members and locking gaps arranged periodically. The locking device has a locking unit pertaining to said snap-in bar whic... | 01/28/1997 |
| 5586811 | Adjustment device for chair arms An adjustment device is provided for selectively positioning a structural member as for example, an office chair arm relative to the seat. The device includes a planar support member and a retaining member which are joined to encase a bearing through whic... | 12/24/1996 |
| 5547116 | Bracket for mounting a carrier on a vehicle An improved bracket for mounting a carrier on a vehicle for carrying various articles such as skis and ski poles, bicycles and luggage. The illustrated bracket supports the carrier at the rear of the vehicle. The bracket is firmly and rigidly supports the... | 08/20/1996 |
| 5449100 | Carrier for skis and ski poles An improved bracket for mounting a carrier on a vehicle for carrying objects such as skis and ski poles. The illustrated bracket supports the carrier at the rear of the vehicle. The bracket is firmly and rigidly supports the carrier so as to limit tilting... | 09/12/1995 |
| 5435396 | Hand tiller soil cultivation system A hand cultivating system for loosening or tilling select portions of the soil in a garden or plot. The preferred embodiment of the present invention contemplates a hand cultivating implement wherein there is provided a longitudinal handle member having f... | 07/25/1995 |
| 5433235 | Foldable and lockable walker A foldable and lockable walker is disclosed that includes a pair of locking members provided on the cross-brace and cooperatively engaged to the horizontal portion of the side supports. The locking member receives a spring biased pin to lock the side supp... | 07/18/1995 |
| 5426994 | Steering column tilt mechanism A tilt mechanism for a steering column of a vehicle includes a first bracket fixedly attached to a sleeve of the steering column and a second bracket pivotally attached to the first bracket and operatively connected to a rotatable steering wheel of the st... | 06/27/1995 |
| 5384927 | Security rail attachment for a bed A security rail attachment for a bed comprises a post with an adjustable foot at the lower end, a rail portion mounted within the post and rotatable about the vertical axis of the post and an attachment rail which extends across the end of the bed and inc... | 01/31/1995 |
| 5381707 | Extension arm for an automobile jack A lifting jack for automobiles has an extension arm with a particular fastener which may be used to connect longitudinally elongated tubular sections. A series of interlocking sections are provided which need not be identical (e.g. in particular having di... | 01/17/1995 |
| 5366313 | Strut construction A strut construction having outer and inner telescoping strut members capable of relative extending and collapsing movements. The outer strut member has a socket for a locking piece which is captive but moveable therein. A release member is captive and sl... | 11/22/1994 |
| 5365807 | Through-hole socket A socket tool for releasable securement to a wrench having a drive wheel provided with a drive opening. The tool includes a fastener-receiving part defining therein a fastener-receiving opening for nonrotatable driving engagement with a conventional faste... | 11/22/1994 |
