Did You Know...
...that when IBM conducted a market study of Chester Carlson's invention in 1959, the company concluded that it would take only 5000 units of his new product to saturate the market? IBM therefore declined to be part of the new product introduction. Too bad for IBM. Carlson's invention was the xerography process, and his new product was the beginning of the Xerox Corporation. It is estimated that every day, worldwide, 3,000,000,000 copies are made!!
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| Number | Title | Issue Date |
| 8162336 | Wind actuated bicycle sail A wind actuated bicycle sail for automatically unfurling a sail assembly to utilize tail winds to facilitate forward movement of a bicycle includes a sail guide member designed for coupling to a bicycle. A sail assembly is coupled to the sail guide member. A sail pi... | 04/24/2012 |
| 7267065 | Sailing vessel with lateen sail rigging A lateen rigged sailing vessel having a mast; a luffspar; a boom; a pair of lateral struts; and a lateen sail, has a lower end of the mast mounted forward on the vessel and positioned on the vessel's longitudinal center line in a canted fashion raked aft. The boom i... | 09/11/2007 |
| 7264254 | Rechargeable sailing recumbent tricycle A cycle for sailing on land comprising a recumbent tricycle with a first wheel and seat positioned aft of second and third wheels. A frame boom extending anteriorly of the front wheels engages a tricycle sprint to support a sailing system. The jib sail of the sailin... | 09/04/2007 |
| 7223152 | Wind propelled rolling toy Provided may be a wind propelled rolling vehicle with a self-adjusting sail that may be substantially formed in a relatively small, single sheet of material, or assembled onto a standard chassis. The exemplary embodiments may utilize bushings to spread dynamic loads... | 05/29/2007 |
| 7182355 | Recumbent tricycle sail A land cycle for sailing on land comprising a recumbent tricycle with a first wheel and seat positioned aft of second and third wheels. A boom extending anteriorly of the front wheels engages a tricycle sprint to support a sailing system, which includes a vertically... | 02/27/2007 |
| 7090236 | Mounting system, sail, steering mechanism and frame for a landsailer A mounting system for a boom (14) of a landsailer (1) includes a resilient flexible member (12), at one end engageable with a rearward portion of the landsailer frame (2) and at the other end with the main sheet (13). A steering me... | 08/15/2006 |
| 6932368 | Apparatus for harnessing wind to drive a bicycle A sail attachment which when connected to the bicycle harnesses wind to drive the bicycle forward. The attachment is adapted to fit on the rear of the bicycle above its rear wheel and is securable to the bicycle seat. The attachment is provided with a wind receiving... | 08/23/2005 |
| 6880844 | Wind-assisted bicycle The bicycle has a frame on which a front wheel and a rear wheel are rotatably mounted. At least one of these two wheels is connected to at least one device using wind-generated Bernouilli force to assist forward motion of the bicycle. Such device has a wind-driven t... | 04/19/2005 |
| 6682018 | Releasable control yoke anchor system for kite A control yoke anchor system 1 for many uses of wind powered objects. The wind-powered object is tethered by lines 5 to a control yoke 2, which is releasably attached to an anchoring member 3. This anchoring member is attached to an anchor 6. This inventi... | 01/27/2004 |
| 6007081 | Adjustable bicycle sail apparatus A sail apparatus for a bicycle comprises a pair of sail grids, each having a pivoting mechanism for pivotally attaching a leading edge portion of the sail grids to a frame of the bicycle. A control mechanism, interconnected with the sail grids via a pair ... | 12/28/1999 |
| 5971414 | Sailbike A vertically placed, lift generating wing is affixed adjacent to, and forward of the steering head of a bicycle, or pedal cycle. This results in a conversion into a wind powered, sail propelled, vehicle for use as recreational enjoyment, as well as a prac... | 10/26/1999 |
| 5911427 | Sail and pedal powered vehicle with removable lateral support wheels A vehicle 10 powered by a sail 90 as well as by pedals 66 and 48 comprises a tandem bicycle with a stoker seat 38 in line with and behind a captain seat 32 and a vertical mast 86 stepped between the seats, the sail 90 being attached to and between the mas... | 06/15/1999 |
| 5873588 | Assembled sail powered vehicle An assembled sail powered vehicle, including: a sail; a frame for supporting the sail, the frame including a plurality of elongated rigid frame members, a plurality of joint assemblies releasably captured between the ends of respective of the frame member... | 02/23/1999 |
| 5806451 | Rigging, particulary for bicycles Rigging for a land or water vehicle comprises a symmetrical sail and a support therefore which is fitted with a tension member, the frame supporting the sail comprises two vertical uprights assembled together by hinged transverse bars, the rigging becomin... | 09/15/1998 |
| 5713603 | Body mounted sail assembly A human body sail assembly including a rotatable mast with upper and lower horizontal sail braces that swing with the mast, the sail is tensioned by the braces and can be locked in the desired angular position by an easy to operate pawl and ratchet mechan... | 02/03/1998 |
| 5285742 | Sail powered vehicle A wind powered vehicle including an operator platform having tilting and stationary sections coupled together via a plurality of hanger bearings and a longitudinal pivot axle. The platform section tilts with foot pressure applied at a stirrup to direct a ... | 02/15/1994 |
| 4978140 | Hand-held skate sail A skate sail, to be held by hand, for propelling an individual on a mobile supportive device, such as skates or a skate board, has a central vertical brace, and a horizontal cross brace whose center is attached to the upper portion of the central vertical... | 12/18/1990 |
| 4861053 | Spherical support apparatus movable over plane surfaces A spherical element is disclosed having an external pivotably mounted bail counterbalance by an internal counterweight where the sphere is operable over plane surfaces and water supporting a variety of counterbalanced instrumentalities upon the bail and m... | 08/29/1989 |
| 4831950 | Wind propelled apparatus A sail propelled vehicle for land or sea in which a triangular yoke is pivotally attached at two of the corners thereof on two pontoons, skis, or skateboards at the forward ends thereof. The mast for carrying the sail is mounted vertically on the yoke at ... | 05/23/1989 |
| 4738460 | Sail device A sail device to be attached to the back of a bicycle rider. The device has a harness to permit attachment to the rider. A frame is attached to the harness and a further frame is pivotally attached to that frame. There is a control to control pivoting of ... | 04/19/1988 |
| 4735429 | Sail attachment for bicycles and the like A sail assembly for attachment to a bicycle having a frame, a rear wheel and a seat mounted on the frame forwardly of the rear wheel. The sail assembly includes a fork for bridging the rear wheel to mount on the frame and extend upwardly therefrom rearwar... | 04/05/1988 |
| 4657514 | Amphibious pedal powered sailboat An amphibious pedal powered sailboat apparatus is provided by the present invention. In one embodied form, the inventive boating apparatus comprises in combination a relatively lightweight boat hull having an upper deck portion, a bow portion, and a stern... | 04/14/1987 |
| 4657207 | Kit for converting a motorcycle to an airborne vehicle A kit for converting a motorcycle to an aircraft or airborne vehicle includes a glider type parachute with fore and aft lines for connecting to and supporting a motorcycle, in a balanced position, with a propeller system including counter rotating propell... | 04/14/1987 |
| 4634136 | Wind powered propulsion device A wind powered propulsion device has a sail mount and harness means for retaining the sail mount on the back of a person. A sail is mounted on the sail mount. Preferably the harness means includes a backpack-like device having a back rest and strap for fi... | 01/06/1987 |
| 4557495 | Sail rig for bicycle A sail rig is used on a standard bicycle having a frame, a saddle on the frame, a front wheel on the frame forward of the saddle, and handlebars on the frame forward of the saddle and connected to the front wheel for pivoting same and steering the bicycle... | 12/10/1985 |
| 4533330 | Pedal powered sailboat The present invention provides a pedal powered amphibious sailboat apparatus. In one embodied form, the inventive boating apparatus comprises a relatively light-weight hull with peripheral air tanks along the interior walls of the hull, two pedalling stan... | 08/06/1985 |
| 4441728 | Bicycle sail A convertible moveable transparent sail adapted for bicycle to increase forward thrust, journaled for repositioning by cyclist in operation and readily reconfigurable for stowage.... | 04/10/1984 |
| 4426806 | Model landsailer A remote controlled model landsailer includes a wheeled vehicle having a sail supported on a mast with a fixed rig position, in which realistic heeling is produced by an outrigger structure including a transversely-mounted resilient wire having wheels at ... | 01/24/1984 |
| 4408772 | Sailing vehicle Disclosed herein is a sailing vehicle with a collapsible frame comprising two longitudinal supports, a plurality of identically constructed transverse struts detachably connected to the longitudinal supports, at least one sail mast, at least one seat, two... | 10/11/1983 |
| 4332395 | Self-propelled landsailer A wind or pedal propelled sail vehicle for land travel and particularly well adapted for highway travel. This invention relates to non-motorized land vehicles and more particularly to land sailing craft in which a sail is the principle propulsion means. T... | 06/01/1982 |
| 4181188 | Energy efficient passenger vehicle An energy efficient passenger carrying vehicle for road use. The vehicle basically comprises a long, narrow body carrying two passengers in a back-to-back relationship. The vehicle is basically a battery powered electric vehicle that can be charged by all... | 01/01/1980 |
| 4049287 | Sail vehicles A wind-propelled sail vehicle comprises a perimeter frame, a mast and a chassis with three support members such as wheels, pads or skis. Two support members of fixed orientation are situated forward, the third support member, for steering, is situated aft... | 09/20/1977 |
| 3994508 | Sail control apparatus for vehicles A sail arrangement having a hollow flexible boom with a short stiffener rod disposed therein near the forward end, and a stiffener tube which may be moved along the exterior of the boom. The flexible boom provides both automatic sail positioning and the s... | 11/30/1976 |
| 3986722 | Sailing bicycle A frame equipped with a fork on the front thereof carries either wheels or runners to engage the surface, and has a transversely extending seat mounted thereon that projects from both sides of the frame. A mast is mounted on the frame forwardly of the for... | 10/19/1976 |
