In 1608, Dutch eyeglass maker Hans Lipperhey filed the first patent for a working telescope. The patent was denied.
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| Number | Title | Issue Date |
| 7946544 | Folding support or frame structure A structure is described that has an open and closed configuration. In the open configuration, the structure is free standing and is able to support weight. In the closed configuration, the structure is flat. The structure is formed of two elements that are interloc... | 05/24/2011 |
| 7364320 | Flashlight with pivotal legs A handheld flashlight includes a head that pivots relative to a body. Three legs pivotally connect to the body and open into a tripod to support the head in an elevated position. The legs are spring-biased toward the open tripod position and are selectively held clo... | 04/29/2008 |
| 7364130 | Artificial christmas tree stand An improved artificial Christmas tree stand includes a first unit and a second unit. A fixed piece is provided on a top portion of the first unit, and an upper hole is centrally provided in the fixed piece. A moveable piece is provided on each first and second unit,... | 04/29/2008 |
| 7341006 | Folding table assembly A folding table assembly having an open configuration and a closed configuration. Spring loaded hinges provide the folding table assembly with an automated approach to unfolding the table assembly. Casters provide the table assembly with structure making the assembl... | 03/11/2008 |
| 7341070 | Shelter support and method A shelter support includes a canopy and four legs each attached to and extending downwardly from the canopy. Each of the legs has an open bottom end. A plurality of couplers is provided and each is configured to releasably attach one of the legs to a ground support ... | 03/11/2008 |
| 7314207 | Utility pole support stand A stand for supporting one end of an elongate structural member, such as a utility pole, a distance off of the ground includes first and second pairs of legs and a cradle configured to engage a circumference of the elongate structural member. The first and second pa... | 01/01/2008 |
| 7314252 | Chair supported by a plurality of legs A chair including a central, substantially vertical supporting member provided with a seat at the top, where the supporting member at the bottom end thereof or adjacent thereto is supported by a plurality of legs. Each leg is substantially horizontal, and one end of... | 01/01/2008 |
| 7281691 | Transportable intravenous bag stand A transportable intravenous stand for carrying medical fluids, such as blood plasma or saline solutions, so as to allow the fluids to be gravity fed into a patient. This invention comprises a base, a collapsible support member, and a hanger member to allow for hangi... | 10/16/2007 |
| 7273198 | Support stand assembly and method One or more support stand assemblies are utilized for mounting functional equipment or creating a barrier on variable surfaces or a surface which may be sloped. Each support stand preferably includes a support post configured to be releaseably secured to a stabilize... | 09/25/2007 |
| 7252271 | Play apparatus A support for a play apparatus comprising a plurality of legs with each leg having an elongate base member for contacting the ground and an elongate support member arranged substantially perpendicularly to the base member. Each support member is hingably connected t... | 08/07/2007 |
| 7246560 | Stanchion support A sliding pivot for a support element used with a stanchion which is hinged to the item with which it is used and from which it can be unfolded, wherein one end of the support element is rigidly attached to the stanchion and the opposite end is provided with a subst... | 07/24/2007 |
| 7246784 | Spring-loaded shelf for a cooler A spring-loaded shelf for an existing beverage cooler, which obviates the need for a user to reach more deeply within the confines of the cooler for a beverage as the contents of the cooler become depleted. The spring-loaded shelf has a base, a platform pivotally at... | 07/24/2007 |
| 7229128 | Collapsible chair with safety lock Collapsible furniture includes a frame structure configured to support weight, including a plurality of scissor members configured to fold and a plurality of upright members, each coupled to at least two of the scissor members. The collapsible furniture also include... | 06/12/2007 |
| 7156088 | Solar collector mounting array A solar collector structural support system that affixes to a mounting surface without penetrating the mounting surface is disclosed. The invention in the preferred embodiment includes a junction element adapted to receive: a plurality of leg members; at least one f... | 01/02/2007 |
| 7143677 | Food slicer A food slicer includes a frame with a food-receiving platform having an aperture therein. A reversible cutting blade has first and second cutting edges and is selectively removably mountable on the frame in first and second positions for respectively disposing the f... | 12/05/2006 |
| 7131364 | Collapsible stand for a bench-top power tool The present invention discloses a collapsible stand for a bench-top power tool, and a portable power tool therefore. The stand includes a plurality of legs spaced about a central axis and pivotally interconnected by a plurality of cross members. Each leg has an uppe... | 11/07/2006 |
| 7108144 | Portable work stations Portable work stations which permit a one-step, touch-free finishing of all surfaces of doors, shutters, window sashes, cabinet doors, garage doors, spindles, and other workpieces. There are also provided trim measuring and cutting, and hinge mortising and prep rack... | 09/19/2006 |
| 7107915 | Locking mechanism for folding legs A locking mechanism for a support leg hingedly attached to a support surface includes a base, attached to the support surface, with a plurality of angularly spaced, radial teeth, and a coupler, attached to the support leg, having a plurality of angularly spaced, rad... | 09/19/2006 |
| 7100518 | Pivotal connection of a table leg to a frame A table includes a table top, a frame, and a pair of non-circular openings are formed in the frame. The table also includes a leg that is movable between an extended position and a collapsed position relative to the table top. A connecting rod connects the leg to th... | 09/05/2006 |
| 7096797 | Portable collapsible table and game board A portable collapsible table or tray having multiple wooden panels hinged to each other from underneath by a piece of fabric. The panels fold in a zigzag manner into a compact, folded form which is easily carried in a bag. The panels are secured to form a rigid tabl... | 08/29/2006 |
| 7093809 | Tool used for removing and fitting a transmission gear box A tool includes a holding device for holding a transmission gear box in position with, and a support member supporting the holding device thereon; the holding device has a fitting shank projecting out from a first end portion thereof; the support member includes an ... | 08/22/2006 |
| 7066099 | Foldable article of furniture A foldable article of furniture includes a surrounding top supported frame with a plurality of engaging members secured thereon and extending downwardly therefrom. A plurality of supporting legs have couplers secured on upper sections thereof. A joint interconnects ... | 06/27/2006 |
| 7063341 | Collapsible skateboard A collapsible skateboard includes an upright handle having lower portion on which is fixedly mounted a bracket, a connector having a curved slot having a lower end formed with a horizontal recess, an upper end formed with a vertical recess, and a circular hole under... | 06/20/2006 |
| 7036437 | Portable table with folding legs A table may include a tabletop and the tabletop is preferably constructed from blow-molded plastic. The table may also include a first leg that is movable between an extended position and a collapsed position relative to the tabletop, and a second leg that is movabl... | 05/02/2006 |
| 7014030 | Modular substructure for material handling A structural frame assembly that is adapted to support a chute of a sorting machine, the frame assembly including two laterally spaced beams and at least one cross-beam interconnecting the two laterally spaced beams, the beams and the at least one cross-beam includi... | 03/21/2006 |
| 6983915 | Transportable intravenous bag stand A transportable intravenous stand for carrying medical fluids, such as blood plasma or saline solutions, so as to allow the fluids to be gravity fed into a patient. This invention comprises a base, a collapsible support member, and a hanger member to allow for hangi... | 01/10/2006 |
| 6971321 | Table leg locking mechanism A table includes a table top and a leg movable between an extended position and a collapsed position relative to the table top. A support brace interconnects the leg and the table top, and a locking member is used to secure the support brace in a fixed position. The... | 12/06/2005 |
| 6955327 | Collapsible wire chafing stand A wire chafing stand including a rim of wire steel in a substantially rectangular configuration, lateral sides and a longitudinal axis extending from the lateral sides and a pair of wire legs pivotally connected to the rim for permitting the wire legs to fold relati... | 10/18/2005 |
| 6951326 | Mast support A mast support to support a multi-section mast comprising a central mast support sleeve having a plurality of connector brackets extending outwardly from the outer surface thereof and a correspondingly plurality of support legs each pivotally coupled to the upper po... | 10/04/2005 |
| 6928934 | Foldable table with four bar link A foldable table includes a table top coupled to a frame, and a pedestal that is coupled to the side rails and end rails of the frame via a four bar link. ... | 08/16/2005 |
| 6920833 | Button actuator for use with leg lock of table A table includes a table top, a leg coupled to the table top for movement relative thereto, and a leg lock. The leg lock includes a button arranged for movement between a locking position locking the leg in a fixed position relative to the table top and an unlocking... | 07/26/2005 |
| 6920832 | Table with leg lock A table includes a table top, a leg, and a leg lock. The leg is arranged to rotate relative to the table top between extended and collapsed orientations. The leg lock is arranged to lock the leg in the extended and collapsed orientations. ... | 07/26/2005 |
| 6918563 | Stand with foldable leg units A stand includes a holding frame and a plurality of spaced apart leg units. Each leg unit includes an upper leg having an upper end connected securely to the holding frame and a lower end, and a lower leg having an upper end pivoted to the upper leg adjacent to the ... | 07/19/2005 |
| 6901867 | Pivotal connection of a support brace to a table leg and a table top A table includes a support brace that interconnects the table top and the leg. The support brace includes a first end with an outwardly extending arm with an opening and a second end with an outwardly extending arm with an opening. A first bracket is attached to the... | 06/07/2005 |
| 6877443 | Knock-down table A knock-down table that can be quickly assembled and disassembled for compact storage or shipping. The apparatus includes a table top, a plurality of detachable legs and a ring-shaped brace. Coupling members are provided on the bottom side of the table top and proje... | 04/12/2005 |
| 6825415 | Elevation adjustment structure of a portable information display device An elevation adjustment structure of a portable information display device is disclosed to include a portable information display device, a battery box detachably attached to the back wall of the portable information display device, and a swinging arm pivoted to the... | 11/30/2004 |
| 6752364 | Collapsible frame for furniture The invention herein pertains in certain embodiments to furniture construction utilizing frames which are attached to upper sections of chairs, loveseats, sofas and the like. The frames are collapsible for shipping and storage and can be quickly expanded through the... | 06/22/2004 |
| 6722618 | Foldable support frame for supporting cutting machine A foldable support frame for supporting a cutting machine comprises two opposing pairs of leg frames each of which comprises a pair of first crossed legs and second crossed legs that are pivotally connected together. Where the first and second crossed legs cross, tw... | 04/20/2004 |
| 6715724 | Adjustable support for a fireplace An adjustable support structure for a fireplace including upper and lower bars extending in a longitudinal direction, the upper bar being positioned above the lower bar and including a surface upon which the fireplace can rest. First and second cross bars are also i... | 04/06/2004 |
| 6682240 | Self-positioning device for a keyboard A self-positioning device for a keyboard includes two protrusions adapted to be respectively formed on opposite sides of a corresponding leg, two stops each formed on a corresponding one of the protrusions, and two sectorial bosses adapted to be formed on... | 01/27/2004 |