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Magician Harry Houdini patented a "Diver's Suit" enabling the wearer to "quickly divest himself of the suit while being submerged and to safely escape and reach the surface of the water."
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| Number | Title | Issue Date |
| 7231887 | Milking installation A milking installation comprises a compressed air system with a compressed air line, a pneumatically controllable cylinder and a compressed air pump for supplying compressed air for the cylinder. The compressed air system comprises a dew point sensor for measuring t... | 06/19/2007 |
| 7157872 | Ceiling fan with outer-rotor DC brushless motor A ceiling fan with an outer-rotor type DC brushless motor has a center base with multiple blades and a DC brushless motor as a driving source for the fan. The DC brushless motor includes a controller, magnetism sensors, a stator with stator windings and a rotor asse... | 01/02/2007 |
| 7066721 | Ceiling fan motors An inside-out ceiling fan motor has a stator mounted to a downrod with an annular array of stator coils positioned about a rotor axis of rotation. A rotor is rotatably mounted about the stator. The rotor has a plurality of vanes spaced along the rotor periphery and ... | 06/27/2006 |
| 6921884 | Self-heating thermal protector A self heating thermal protector located in close proximity to a remotely located incandescent light fixture for controlling the flow of current to the lighting fixture by measuring the rate of heat flow from a dedicated heat source. Current is permitted to flow to ... | 07/26/2005 |
| 6751406 | Ceiling mounted heating device and method therefor A method, system and apparatus for heating a room, wherein at least one motor and at least one fan blade of a Ceiling Mounted Heating Device, mounted upwards of a distribution fan, moves air into said device through one or more inlets and is forced through and heate... | 06/15/2004 |
| 6631243 | Air recirculating and heating device A motorized fan of a heating module, mounted close to the ceiling of a room, draws the air from an upward location into the heating module through one or more inlets. The air drawn in is forced through and heated by one or more heating elements. The heate... | 10/07/2003 |
| 6587642 | Ceiling fan cooling system A ceiling fan cooling system comprising an A/C condenser unit, preferably mounted above/beyond the ceiling of a room, and an associated evaporator unit which is mounted in a housing on the inside of the ceiling or flush with the ceiling of the room. The e... | 07/01/2003 |
| 6477321 | Ceiling fan room conditioner with ceiling fan and heater A room conditioner provides an essentially uniform temperature within a room upon operation of a motor of a ceiling fan. The motor includes a stator supporting by a ceiling mounted shaft and a rotor supporting a set of fan blades of the ceiling fan for ca... | 11/05/2002 |
| 6438322 | Ceiling fan with attached heater and secondary fan A room conditioner provides an essentially uniform temperature within a room upon operation of a motor of a ceiling fan. The motor includes a stator supporting by a ceiling mounted shaft and a rotor supporting a set of fan blades of the ceiling fan for ca... | 08/20/2002 |
| 6366733 | Ceiling fan having one or more fan heaters Each of one or more ducts disposed proximate an electric ceiling fan motor within a housing includes one or more heating elements. One or more motors driving one or more fans is mounted in each duct to draw air through an inlet, heat the inflowing air, an... | 04/02/2002 |
| 6287191 | Combination bath fan, register box, air conditioning and heating boot A combination bath fan, register box, air conditioning and heating boot requires one opening on the wall or the ceiling of the bathroom, thus reducing the installation and maintenance costs associated with the ventilation of the bathroom. The combination ... | 09/11/2001 |
| 6240247 | Ceiling fan with attached heater and secondary fan A room conditioner provides an essentially uniform temperature within a room upon operation of a motor of a ceiling fan. The motor includes a stator supporting by a ceiling mounted shaft and a rotor supporting a set of fan blades of the ceiling fan for ca... | 05/29/2001 |
| 6160956 | Ceiling fan with heating/lighting assembly A ceiling fan is equipped with a heating/lighting assembly, mounted below the fan blades. The heating lighting assembly has a circular, annular housing which extends radially outwardly of the motor, and in which are mounted resistive heating elements and ... | 12/12/2000 |
| 6122437 | Electric space heater with swivel mount An electric heater has a housing defining a heat-transmitting window and reflector assembly is mounted in housing that has a heat reflective surface. A heating element extends within the reflector assembly between opposite ends of the housing and radiates... | 09/19/2000 |
| 5934362 | Combination bath fan, register box, air conditioning and heating boot A combination bath fan, register box, air conditioning and heating boot requires one opening on the wall or the ceiling of the bathroom, thus reducing the installation and maintenance costs associated with the ventilation of the bathroom. The combination ... | 08/10/1999 |
| 5909534 | Ventilator with far infrared generators A ventilation device having a housing with a grille at the bottom and two ventilation members at two sides of the grille is provided. A fan assembly is mounted on the housing and controlled to draw filthy air out of a room through air vents in the ventila... | 06/01/1999 |
| 5668920 | Ceiling fan with attachable heater housing having an additional fan therein A dual fan room heater includes a conventional ceiling fan and a heating assembly unobtrusively mounted below the ceiling fan and having a PTC heating element and second fan for circulating air over the heating element. The dual fan provides heat in an ef... | 09/16/1997 |
| 5621846 | Radiant electric space heater with angular adjustment support bracket A radiant electric heater has a pair of bracket arms rotatably attached to opposite ends of a housing secured to a support bracket attached to a ceiling over a work space. A control switch mounted on one of the bracket arms and a control knob secured to t... | 04/15/1997 |
| 5471763 | Nozzle attachment for a hair dryer A nozzle attachment for a hair dryer has a cylindrical element for connecting a flow-directing member to the nozzle of a hair dryer. The flow-directing member deflects the air coming from the hair dryer by a certain acute angle. The flow-directing member ... | 12/05/1995 |
| 5425126 | Ceiling fan heater with heater housing Apparatus for heating and circulating air within a room, the apparatus including a ceiling fan having fan blades, a heater housing disposed vertically above the ceiling fan, a heating element disposed within the heater housing, intake ports provided in th... | 06/13/1995 |
| 5333235 | Electric heater assembly for attachment to ceiling fans A heating assembly is provided for attachment to an existing ceiling fan to heat airflow being generated by the fan blades. The heating assembly is adapted to connect to the base of the ceiling fan directly below the blades by means of the centrally locat... | 07/26/1994 |
| 5245692 | Portable hemispheric electric space heater with circumferential filtered warm air discharge An electric space heater includes a hemispherical enclosure in which is positioned a blower arranged to draw air in through air inlets proximate the pole of the hemisphere for discharge through a plurality of air discharge outlets around the circumference... | 09/14/1993 |
| 5077825 | Space heater mounted to ceiling fan A space heater is mounted to a ceiling fan in close proximity to the housing of the fan motor. The housing is protected from heated air by an insulated, frusto-conical in configuration shield member. An elongate, flexible heating element is helically woun... | 12/31/1991 |
| 4871900 | Body air dryer A hot air dryer suspended from the ceiling which may be raised or lowered from the ceiling to surround the user a blow dryer with a drying current of warm air utilizing a flexible skirt which forms a cylinder surrounding the user when lowered, the skirt h... | 10/03/1989 |
| 4780595 | Body dryer A body drying apparatus having a substantially vertical enclosure with at least one air inlet vent at one end, at least one air outlet opening along one side with vents to direct air flow or to prevent air flow through a certain section of the enclosure, ... | 10/25/1988 |
| 4694142 | Electric air heater An electric forced-convection air heater consisting of an axial fan and a cage-shaped resistance heating element mounted up-stream of the fan impeller, which serves to heat the air passing there through and to guide the air stream smoothly to the impeller... | 09/15/1987 |
| 4681024 | Combination heater-light-ventilator unit A combination heater-light-ventilator unit for mounting in a ceiling, is disclosed. A cylindrical housing supports the unit and an annular grille on its bottom includes an arcuate heat discharge outlet around part of its circumference and an arcuate air i... | 07/21/1987 |
| 4539896 | Air heating and filtering apparatus A heat zoning apparatus which comprises air filtering and smoke detecting as well as heat zoning control primarily for residential applications wherein more than a one story building is occupied with a single zone heating system. Embodiments for various m... | 09/10/1985 |
| 4508958 | Ceiling fan with heating apparatus An improved ceiling fan including a housing to be hung down from a ceiling and a motor having a stationary stator and a rotatable rotor which rotates a number of blades to create a stream of air. One or more electrical heating elements are positioned with... | 04/02/1985 |
| 4151811 | Housing apparatus for animals Small animals and particularly the galliformes such as chickens are raised in a housing having a plurality of intercommunicable rooms, each of the rooms comprising progressively larger areas and each of said rooms being provided with independently control... | 05/01/1979 |
| 4146776 | Ceiling mounted forced circulation electric air heater A ceiling mounted forced circulation electric air heater has a housing comprising upper and lower housing members fastenable together at a plurality of tangentially abutting, convex dome-like bosses integrally formed on the housing members. The housing su... | 03/27/1979 |
