Bizarre Patents
Combination Beverage Container and Spittoon
A combination beverage container and spittoon includes a bottom portion including outer wall and a first inner wall defining a spittoon space.
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| Number | Title | Issue Date |
| 7379298 | Noise proofed ventilated air intake chamber for electronics equipment enclosure A system and method are disclosed for enclosing electronic equipment in a noiseproofed and ventilated enclosure. This includes supplying air to an enclosure and removing air from the enclosure through acoustic chambers attached to the enclosure. The acoustic chamber... | 05/27/2008 |
| 7379299 | Noiseproofed and ventilated enclosure for electronics equipment A system and method are disclosed for enclosing electronic equipment in a noiseproofed and ventilated enclosure. This includes supplying air to an enclosure and removing air from the enclosure through acoustic chambers attached to the enclosure. The acoustic chamber... | 05/27/2008 |
| 7344438 | Air conditioner for vehicle There is provided an air conditioner for a vehicle, including an air intake provided on a vehicle compartment inner side of a quarter inner panel and on the side of the quarter inner panel, a fan provided on the side of the air intake port and performs forced ventil... | 03/18/2008 |
| 7328586 | Repositionable attenuator A repositionable attenuator for a terminal unit in a heating, ventilation, and air conditioning system is disclosed. The attenuator is positionable between at least a first and a second position. This enables the attenuator to be attached to and shipped with the ter... | 02/12/2008 |
| 7137880 | Ventilation duct for vehicles A vehicle ventilation duct includes a duct body, a conduit, a sound absorption chamber, a transmission opening communicating the conduit with the sound absorption chamber, and an air-permeable member closing the transmission opening permeably. The duct body is dispo... | 11/21/2006 |
| 6981386 | Silencing equipment for an air-cooling assembly Silencing equipment is provided for an air-cooling assembly in a large off-road vehicle having wheels, traction motors for the wheels that operate in a motoring mode to propel the vehicle and a power generating dynamic braking mode, resistor grids for dissipating th... | 01/03/2006 |
| 6974376 | Air conditioner for vehicle with noise-reduction means A flow straightening grid 30 is provided at an area where the air flow turns about 180 degrees in an air path 23, or in the vicinity thereof. Because of this, the air flow can be prevented from being disturbed in the air path 23 and, therefore, ... | 12/13/2005 |
| 6971474 | Air guiding element, especially an air guiding channel for a motor vehicle An air conduction element (1), particularly an air conduction channel for a motor vehicle, having a reverberant channel body (2) manufactured from plastic, which has at least one wall region replaced by a sound-absorbing component (10, 11), the ... | 12/06/2005 |
| 6953104 | Muffin fan hush hood A low noise method and apparatus with the apparatus including a hood for mounting over an exhaust outlet duct to capture a fluid stream and then redirect the fluid stream to a fluid outlet in the hood through the use of smoothly curving duct that maintains the fluid... | 10/11/2005 |
| 6945355 | Muffler arrangement for a flow duct A muffler arrangement includes muffler elements arranged in rows which are oriented in each case transversely to a direction of flow. The muffler elements themselves are oriented in each case longitudinally in relation to the direction of flow. The distance between ... | 09/20/2005 |
| 6920959 | Inlet and outlet duct units for air supply fan Duct units for delivery of air to an air supply fan and for connecting this fan to an air heater unit are disclosed. The duct unit for delivering air in one version has a narrow first section, a second, transition-type section and a wide sound attenuating, third sec... | 07/26/2005 |
| 6892851 | Acoustic attenuator An acoustic attenuator includes an intake air duct having an intake air duct opening leading to an outside environment and a blower fan opening leading to a blower fan. Air is drawn through the intake air duct opening towards the blower fan and a primary reflecting ... | 05/17/2005 |
| 6866576 | Apparatus for reducing noise entering a vehicle passenger compartment through a pressure relief valve An apparatus (10) includes a pressure relief valve (12) for relieving air pressure from a passenger compartment (76) of a vehicle (66). The pressure relief valve (12) enables airflow from the passenger compartment (76) to at... | 03/15/2005 |
| 6808045 | Secondary acoustic attenuator for vehicle An acoustic barrier systems that reduces the amount of noise entering the passenger compartment of a vehicle includes a secondary acoustic attenuator that extends from a primary acoustic barrier to a vehicle component case to envelop space around a conduit passing f... | 10/26/2004 |
| 6648750 | Ventilation assemblies A ventilation assembly (10) for a window or door assembly is provided with an anti-sound system (80). The anti-sound system may include a sound generator (82), a noise sensor (88) and an error correction noise sensor (100). A control box (86) is provided ... | 11/18/2003 |
| 6637168 | Aircraft engine run-up hangar An aircraft engine run-up hangar comprises a building defining a test chamber capable of receiving an aircraft therein, an air inlet structure, and an exhaust structure. The air inlet structure is formed in a front end part of a roof structure correspondi... | 10/28/2003 |
| 6622818 | Sound attenuating device An improved sound attenuating device for use in a gas transportation duct, said device comprising a core of acoustically absorptive material substantially enclosed within an impervious film to prevent direct contact between the acoustically absorptive mat... | 09/23/2003 |
| 6607432 | Air duct An air duct, in particular for a motor vehicle heating, ventilating and/or air conditioning system, which is acoustically optimized by virtue of the fact that at least one cross-sectional discontinuity is constructed by making use of a phenomena which occ... | 08/19/2003 |
| 6589112 | Duct silencer A ventilation duct and methods of ventilation are disclosed. The ventilation duct provides a plurality of inner and outer sound absorbing members. The inner and outer sound absorbing members lying in separate planes with portions of the inner and outer so... | 07/08/2003 |
| 6565429 | Supply air terminal A supply air terminal designed for installation in an opening (3) in a wall (5) of a ventilation duct (7). The supply air terminal (1) extends in the duct (7) with a part (9) shaped to be able to take up part of the air flow transported in the duct and tr... | 05/20/2003 |
| 6533657 | Low noise duct system A system including a cabinet for intaking or discharging a gas while minimizing external duct noise and a gas duct for attachment to a housing with the gas duct having a smoothly curved passageway therein with each portion of the passageway having a cross... | 03/18/2003 |
| 6425821 | Pore-containing web for diffusing fluids A fluid diffuser and a method for diffusing fluid are provided. In one preferred embodiment, the diffuser comprises a frame adapted to be connected to the end of fluid supply duct. Mounted within the frame is a pore-containing web. The web redirects fluid... | 07/30/2002 |
| 6419576 | Sound attenuating inlet silencer for air supplying fan An air duct silencer can be used at the inlet of an air supply fan unit for a building or other large structure. The silencer has an exterior housing with exterior walls forming outer surfaces of the housing and interior walls arranged in the housing, con... | 07/16/2002 |
| 6402612 | Column fan unit An air handling system for use in a building is used in combination with an elevated floor assembly for mounting on a principal floor of the building, this assembly including a working area floor which lies above the principal floor so as to provide an ai... | 06/11/2002 |
| 6386966 | Blower unit with noise-reducing structure for vehicle air conditioner In a blower unit for a vehicle air conditioner, an inside/outside air switching door opens an inside air introduction port and closes an outside air introduction port when an inside air introduction mode is set. Plural ribs for irregularly reflecting an a... | 05/14/2002 |
| 6342005 | Active noise control for plug fan installations A plug or plenum fan is located near two walls of the plenum such that they tend to act as the scroll for the fan. Additionally, a partition separates the fan from an adjacent corner further enhancing the formation of a scroll while providing a flow passa... | 01/29/2002 |
| 6267665 | Column fan unit An air handling system for use in a building is used in combination with an elevated floor assembly for mounting on a principal floor of the building, this assembly including a working area floor which lies above the principal floor so as to provide an ai... | 07/31/2001 |
| 6139427 | Ventilation system A ventilation system which provides a ventilating unit which can be installed without structural constraints, and air flow can be controlled effectively by setting the direction of nozzles in various directions and also can reduce the noise from air resis... | 10/31/2000 |
| 6139426 | Molded polymer air diffusing screen A molded plastic air diffusing screen in an air supply system provided for effectively diffusing or deflecting air supplied through a coreless or vane-free duct such that undesirable air turbulence and draft/currents are substantially diminished; more par... | 10/31/2000 |
| 6112850 | Acoustic silencer nozzle An acoustic silencer nozzle for ventilation and exhaust fans. The nozzle provides at least two converging exhaust paths, each of which extend through an area that is adjacent acoustically absorbing media or resonating chambers. In this manner, the noise i... | 09/05/2000 |
| 6102153 | Compact air handling unit with integral silencing A compact air handling system includes an inlet channel which defines an inlet flow path in a first direction along a flow axis and a discharge channel which defines a discharge flow path in a second direction, opposite to the first direction along the fl... | 08/15/2000 |
| 6059070 | Soundproofed conduit to discharge fumes Soundproofed conduit to discharge fumes, advantageously associated with assemblies to discharge fumes for melting systems in steel production plants, the conduit being located between the ventilation system (14) and an outlet chimney (13), at least the fi... | 05/09/2000 |
| 6027406 | Centrifugal fan unit with vertical rotation axis A centrifugal fan system for a building, including a centrifugal fan mounted for rotation about a vertical axis and having a bottom inlet. The fan is mounted in a movable housing having a fan chamber and an air outlet arranged in a side thereof. Wheels ar... | 02/22/2000 |
| 5983888 | Low noise cooker hood A low noise hood is provided having a housing with an air inlet and an air outlet. A first modular device in the form of an intake muffler with a first air duct passage extending therethrough is mounted within the housing near the air inlet. A second modu... | 11/16/1999 |
| 5924300 | Modular self contained air conditioning unit An air conditioning system. The system comprises an indoor section and an outdoor section arranged in side-by-side arrangement. The indoor section includes an indoor tangential fan having an axis aligned in a first direction, an indoor heat exchange coil,... | 07/20/1999 |
| 5871334 | Air-conditioner having outlet structure for reducing air turbulence noise An outlet structure for an air-conditioner has a fan guard disposed on the outlet side of the air-conditioner for preventing foreign matter from entering to an air blower, and at least one air-direction control vane disposed upstream and/or downstream of ... | 02/16/1999 |
| 5851144 | Method and device for supplying air to a ventilated space When introducing supply air into a treated space (A), the supply air is conveyed from a source (B) of supply air by way of a terminal device (10) opening into the treated space, the supply air being discharged from the terminal device (10) with a certain ... | 12/22/1998 |
| 5836813 | Air conditioner for vehicle An inside air/outside air switching case employing a rotary door, since an introduced air flows along an inner surface of a circumferential wall of the rotary door, an air flow guiding portion constructed of a plurality of protruding portions formed in a ... | 11/17/1998 |
| 5803072 | Kitchen ventilator A kitchen ventilator, including a collecting box (11) supporting on its upper side a fan casing (10) enclosing a chamber which, by means of an essentially vertical partition (21), delimits an inlet channel (23) and a fan housing with an outlet channel (18... | 09/08/1998 |
| 5733320 | Source of inflating medium with active noise cancellation for an inflatable thermal care apparatus An electrically operated source provides a stream of thermally-controlled inflating medium to inflate an inflatable thermal care apparatus for treating a hospital patient while employing active noise cancellation to reduce noise created by the source, the... | 03/31/1998 |
