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"Flight by machines heavier than air is unpractical and insignificant, if not utterly impossible."
Simon Newcomb, astronomer ; Said in 1902, less than two years before the first flight at Kitty Hawk
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| Number | Title | Issue Date |
| 7090456 | Apparatus for loading, transporting, stacking and feeding bales An apparatus to load, transport, stack, retrieve and feed bales of hay can be run by a single operator. A vehicle frame supports an operator cab forward of a tiltable bed. A track begins near the ground in front of the cab and proceeds back toward to bed to above th... | 08/15/2006 |
| 6676359 | Lift and baggage ramp The specification and drawings describe and show one embodiment of the present invention in the form of an inclined ramp in combination with a lifting device for lifting and lowering articles to and from the tarmac from and to the upper loading area at th... | 01/13/2004 |
| 6561731 | Portable irrigation pipe installation and removal system A portable pipe irrigation system that is used primarily for temporary drip and sprinkler installations includes a unique trailer that comprises a platform which simplifies installation and removal of the irrigation system. The trailer is either self prop... | 05/13/2003 |
| 6524056 | Motorcycle loading, unloading, storage apparatus An apparatus for easily loading and unloading a motorcycle or similar vehicle onto and from the bed of a utility vehicle such as a pick-up truck which only requires a single operator. The apparatus comprises a guide rail subassembly secured to the bed of ... | 02/25/2003 |
| 6390757 | Baggage slide A baggage slide attached to a movable elevated passenger walkway/bridge.... | 05/21/2002 |
| 6120234 | Van-mounted service carts for skilled tradesmen and ramp mechanisms for use with the same A service cart transportable in a van or truck is comprised of a vertically oriented pyramid-shaped profile. The pyramid shape offers a high degree of stability, making it virtually impossible to tip over during normal operating conditions, especially dur... | 09/19/2000 |
| 6038795 | Dredger with lockable rear door A dredge having substantially a box-like shape, with an open front face and an open rear face, the rear face having a door hinged thereto and a lock member to hold the door in a locked position. An A-shaped frame member is pivotally secured to the front e... | 03/21/2000 |
| 5893698 | Portable anchor device A portable anchor device for resisting the reaction forces associated with conveyance of a load between horizontal surfaces with different elevations includes at least one beam member with at least one support member pivotably attached at its upper end. T... | 04/13/1999 |
| 5562391 | Modular unit loading and unloading apparatus A transport apparatus that can load and unload load carrying containers directly to and from the ground, to and from specially designed receivers or from and to portable support stands. The transport apparatus includes a tiltable trailer having longitudin... | 10/08/1996 |
| 4715769 | Rail supported articulated climbing dolly In a climbing four-wheel dolly for moving a load from one elevation to another, a pair of box-channel tracks form a ramp in which sliding door track rollers, mounted on the axle support adjacent the respective dolly wheel channel track, guidingly support ... | 12/29/1987 |
| 4645082 | Means for suspending a skid pan from a winch mounted on a tractor The present invention relates to system for suspending a skid pan from a winch mounted on a tractor. The skid pan 2 is pivotably suspended from the winch frame 1 by a bolt 3. Stoppers 5 are fastened to the winch frame 1 in order to prevent the skid pan fr... | 02/24/1987 |
| 4601606 | Apparatus for loading and storing boats A boathouse loading device for loading a boat out of a body of water and into a boathouse, using in part the motive power of the boat. The device includes a pivotable, slidable carriage for receiving the hull of a boat, outriggers for stabilizing the boat... | 07/22/1986 |
| 4455118 | Opposed cylinder cable hoist mechanism Hoist mechanism for a truck vehicle of the type having a pivotally movable load support frame. Opposed piston hydraulic cylinders are carried by the load support frame. Each of the hydraulic cylinders has a piston rod to which is attached a rotatable shea... | 06/19/1984 |
| 4239439 | Log skidder In accordance with illustrative embodiments of the present invention, a new and improved log skidder comprises a motorized vehicle, log carrier means pivotally attached at a point directly above the rear wheels thereof, first means such as a winch for pul... | 12/16/1980 |
| 4215969 | Load handling apparatus A load handling device for drawing a load up an inclined plane onto a pallet. The device comprises a winch arrangement mounted on a wheeled cart. The cart is provided with a pallet engaging member to be positioned against the side of the pallet which is o... | 08/05/1980 |
| 4129221 | Pipe handling apparatus Various pipe handling systems including bridge crane and swing crane embodiments for storing and moving small diameter drill pipe, larger diameter casing pipe and still larger diameter riser pipe to and from a common axial transport means between a drilli... | 12/12/1978 |
| 3945092 | Cable knot cincher A knot cincher mounted on a skidder has a quick-releasable cable clamp for holding an end portion of a stiff cable from a winch having a loose knot between the clamp and the winch. The winch is operated to tighten the cable to cinch the knot. A cable shea... | 03/23/1976 |
