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...When G.G. Hubbard learned of his future son-in-law's invention, he called it "only a toy." His daughter was engaged to a young man named Alexander Graham Bell.
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| Number | Title | Issue Date |
| 8132274 | Adjustable pool cover support A pool cover supporting unit includes a plurality of spokes connected to a central hub. The hub rests floats in the pool and the spokes can be lengthened as needed to accommodate pools of various shapes, such as an oval pool. The unit is easily collapsed for storage... | 03/13/2012 |
| 8099804 | Thermally insulating blanket constructed of individual floats and system for deploying and retrieving same A blanket of many floats of like configuration and each incorporating a polygonal parametrical rims housing a plurality of radial spokes configured to, in alternate axial relationship, form cells closed at the respective one ends and opening axially at their respect... | 01/24/2012 |
| 8051505 | Spa cover and method A cover for a spa includes a frame with a raisable hood. The hood is affixed by cable to an electric winch mounted atop the frame. Pivotable louvers allow the hood to raise and bracket guides act as stops for safety purposes. After spa usage the winch lowers the spa... | 11/08/2011 |
| 8028352 | Pool covering apparatus A pool covering apparatus includes a tube that forms a continuous loop. The tube is positionable around a perimeter edge of the pool. A flexible panel is attached to the tube and covers an area bounded by the tube. The panel covers the pool when the tube is position... | 10/04/2011 |
| 7971287 | Method and apparatus for automatically lifting a cover An apparatus for lifting a cover from a spa or other housing includes a frame member having one end that is pivotally attached to the exterior of the housing. Another end of the frame member is pivotally and slidably coupled to the cover. In one embodiment, the fram... | 07/05/2011 |
| 7950076 | Spa cover lifter A spa cover lifter for use with a spa cover. According to various embodiments, the spa cover comprises a first section and a second section pivotably connected to the first section at a hinge interface. The spa cover lifter comprises a drive system, a first cable co... | 05/31/2011 |
| 7913330 | Dispensing apparatus A dispenser delivery system for a closed container that permits periodic dispensing of a dispersant into a fluid in the container without having to remove a cover over the container. ... | 03/29/2011 |
| 7891031 | Movable deck A deck construction includes a movable, rigid, unitary platform with wheels mounted to its bottom and supporting tracks arranged on opposite sides of an open space below the platform. The wheels roll along the tracks, allowing horizontal movement of the platform. At... | 02/22/2011 |
| 7849528 | Therapeutic tub device A therapeutic tub device for receiving water and a person to allow the person to soak in the water includes a tub being filled with water. The tub receives a person to allow the person to soak in the water. The tub is insulated to maintain a temperature of the water... | 12/14/2010 |
| 7845029 | Floatable swimming pool cover In one of its aspects, the invention provides a cover for a body of water, the cover comprising one or more tiles. Each tile comprises a generally flattened tile body floatable atop the body of water to cover a surface area thereof. The tile body defines an enclosur... | 12/07/2010 |
| 7752685 | Foldable spa cover device An improved automated spa cover lifting device and thermally efficient, foldable spa cover, the lifting device having a motorized expandable and retractable strut attachable to a spa housing and to at least one of two pivotal side arms that connect or support a fold... | 07/13/2010 |
| 7721361 | Spa enclosure apparatus A spa enclosure apparatus has a convertible awning spanning over and spaced generally vertically from a hot tub when in use, and preferably an insulated cover assembly for covering the hot tub when not in use. Preferably, the cover assembly is engaged to and operate... | 05/25/2010 |
| 7712160 | Obstacle avoidance method for pool covers using zipper elements A zipper system for a safety swimming pool cover provides a convenient method of navigating around any vertical obstacles that may be within the pool cover area, when installing the pool cover over the pool. When a vertically extending obstacle, such as an entrance ... | 05/11/2010 |
| 7707662 | Obstacle avoidance method for pool covers using lockable zipper elements A cover for a swimming pool includes a flexible sheet of material covering substantially all of an opening into the swimming pool. A split extends within the cover. Zipper elements line edges of the cover along the split to close the split, thereby preventing debris... | 05/04/2010 |
| 7694356 | Storage chamber cover Disclosed and described is a rotating access cover assembly that may be utilized to cover a storage chamber such as those that store swimming pool covers. In a swimming pool setting, the access cover assembly allows complete access to the storage chamber by the swim... | 04/13/2010 |
| 7614093 | Vertically actuable roof cover for a spa An actuator and an assembly utilizing two or more actuators for vertically actuating a cover for a spa. In the lowered position the cover protects the spa and in the elevated position the cover acts as a roof over the spa. The actuator is either a rack and pinion as... | 11/10/2009 |
| 7600272 | Spa cover lifter and method A spa cover lifter for moving a spa cover from a closed position to a storage position includes a drive mechanism, a fixed base and a lifting arm assembly. The lifting arm assembly is mounted to first or second leaves of the spa cover. The lifting arm assembly is dr... | 10/13/2009 |
| 7600271 | Vertically actuable roof cover for a spa A vertically actuable cover for a spa comprises telescoping members which utilize a rack and pinion system to raise and lower the cover from the spa. In the lowered position the cover protects the spa and in the elevated position the cover acts as a roof over the sp... | 10/13/2009 |
| 7500276 | Spa cover lifter A spa cover lifter for use with a spa cover. According to various embodiments, the spa cover comprises a first section and a second section pivotably connected to the first section at a hinge interface. The spa cover lifter comprises a drive system, a first cable co... | 03/10/2009 |
| 7496975 | Stabilizer straps for spa cover lift A pair of stabilizer straps for a spa cover lift mechanism for foldable spa covers used to protect and retain heat in spas and similar apparatus, the stabilizer straps being spaced apart and having one end fastened to the back side of a generally square or rectangul... | 03/03/2009 |
| 7490368 | Spa cover A spa cover is assembled from two or more molded foam sections. The sections may be molded from polystyrene, polyethylene, or a mixture of polystyrene and polyethylene. Panels are molded into the sections along mating edges, which panels cooperate to align the secti... | 02/17/2009 |
| 7480946 | Hot tub cover assembly A hot tub cover assembly includes a hot tub that includes a bottom wall and a peripheral wall. The peripheral wall includes a first side wall, a second side wall, a third side wall and a fourth side wall wherein the first and second side walls are positioned opposit... | 01/27/2009 |
| 7478442 | Dispensing apparatus A dispenser delivery system for a closed container that permits periodic dispensing of a dispersant into a fluid in the container without having to remove a cover over the container. ... | 01/20/2009 |
| 7461415 | Method and apparatus for automatically lifting a cover An apparatus for lifting a cover from a spa or other housing includes a frame member having one end that is pivotally attached to the exterior of the housing. Another end of the frame member is pivotally attached to the cover. A motor is likewise attached to the ext... | 12/09/2008 |
| 7412733 | Retractable cover arrangement for hot tubs and the like A system is provided for automatically providing covering and uncovering of a recessed area including a hot tub or the like. The system includes a cover assembly including a stationary section, and a movable cover section movable with respect to the stationary secti... | 08/19/2008 |
| 7409732 | Providing unidirectional hinge, increased buoyancy and passive tensioning for buoyant-slat automatic pool cover systems Invented techniques and associated mechanisms are described for eliminating bi-directional flexure properties of coupled buoyant-slats forming a pool cover while simultaneously increasing the buoyancy of a leading or front portion of the cover and for assuring that ... | 08/12/2008 |
| 7346937 | Indoor/outdoor bathtub/hot tub The bathtub/hot tub is positioned in an opening in the wall of a house. The opening has the same shape as the plan view of the bathtub/hot tub. For a circular bathtub/hot tub, the opening is semicircular. A movable cover in the form of a quarter hollow sphere is piv... | 03/25/2008 |
| 7308722 | Spa cover lifter A system for lifting a spa cover lifter. The system includes a pole and a post. The system also includes a first support member and a second support member. The first support member is pivotably connected to the pole. The second support member is pivotably connected... | 12/18/2007 |
| 7290370 | Assist mechanism for lifting and closing large enclosures An assist mechanism for assisting in the pivotal movement of an enclosure member between closed, intermediate, and open positions. A first biasing member has a swing arm pivotally connected to a strut and extends between a base plate and enclosure member, and a seco... | 11/06/2007 |
| 7290297 | Adjustable mount for a spa cover lifting device An adjustable lifting device for a spa cover has a frame for securing to the spa cover and at least one extendible mount for adjustably extending a distance between the frame of the lifting device and a mounting point on the housing of a spa. The extendible mount ha... | 11/06/2007 |
| 7281280 | Spa cover removing device A spa cover removing device has improved rigidity and includes cross pieces that fit into elongate sleeves provided at each end of a center hinge between two half sections of a spa cover. The removing device has a substantially rigid frame with a pair of parallel si... | 10/16/2007 |
| 7263805 | Low shelter with articulated roof elements for use as a swimming pool roof A low shelter swimming pool roof system is provided. The system can include, over a portion (P′) at least of its length, juxtaposed roof elements (I′) and juxtaposed roof elements (I). The distance that delimits the external chord of each of the longitudinal edg... | 09/04/2007 |
| 7225479 | Cover support for spas and hot tubs A support mechanism for supporting a cover of a hot tub, according to the present invention, including a first cradle bracket for fixedly securing proximate an upper surface of the hot tub; and a second cradle bracket for fixedly securing proximate the upper surface... | 06/05/2007 |
| 7218235 | Motion responsive swimming pool safety device A motion responsive swimming pool safety device that has a control panel. A perimeter laser electrically is connected to the control panel. The perimeter laser is located peripheral to the swimming pool and generates a perimeter laser beam. A perimeter sensor is ele... | 05/15/2007 |
| 7213869 | Hold down A hold down may include a weight associated with a coupling mechanism that is configured to removably couple to a foot of an awning support arm assembly. An RV awning and hold down system may include: an awning assembly having at least one support arm assembly disco... | 05/08/2007 |
| 7174576 | Spa cover with internal reinforcement Improvement in spa cover design to increase the weight carrying capacity of the cover by using internal reinforcements. ... | 02/13/2007 |
| 7155756 | Hot tub cover lifter This invention encompasses an automated mechanism to remove a heavy and bulky insulating cover from an above-floor hot tub (or spa), and to provide a storage location for the cover when the tub is in use. The cover lifter can be fully automatic or semi automatic, an... | 01/02/2007 |
| 7146656 | Apparatus for tipping a spa cover An apparatus for raising and closing a hinged spa cover. A frame assembly extends over the rear panel of a bifold spa cover, and further is pivotally connected to a base assembly. In order to raise the spa cover from the spa tub, the front panel of the spa cover is ... | 12/12/2006 |
| 7143455 | Pool cover A protective assembly for an above ground swimming pool includes a pool cover and plural clips for securing the cover to the pool coping. The cover is fabricated from lightweight, polyester, mesh material. The material has an open weave to allow sunlight and rain th... | 12/05/2006 |
| 7131789 | Object retrieval system An object retrieval system providing an expanse of flexible material variably configured by travel of a material support element between a first position and a second position which generates movement in objects that collect on the material surface for retrieval. | 11/07/2006 |
