U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Bizarre Patents

Patent No. 5593111

Safety System For Remove a Rider From a Vehicle by Deploying a Parachute

Methods and apparatus for reducing the velocity of a rider in or on an open cockpit vehicle when the rider is thrown from the vehicle.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 210/167 - Closed circulating systems


Subclass of Class 210 - Liquid purification or separation
Definition: Apparatus with means to recirculate a liquid therebetween.
No. of patents: 490
Last issue date: 07/29/2008


1                      
NumberTitleIssue Date
7404838Support for an air filter
An internal support for an air filter includes a helical member which is shaped and dimensioned to fit against the inside surface of the air filter to provide structural support which prevents the air filter from inwardly collapsing. In another embodiment of the inv...
07/29/2008
7364663Filter system
A filter system for receiving an oil-in-water emulsion contaminated with an emulsified contaminant oil, and separating the emulsified contaminant oil from the oil-in-water emulsion includes a filter media for receiving the oil-in-water emulsion and emulsified contam...
04/29/2008
7354511Hydraulic unit for industrial trucks
A hydraulic unit for industrial trucks, comprising a motor pump unit which is directly attached to a tank, a reflux filter which has an elongate filter casing for a filtering element adapted to be introduced into the tank through an opening, a hose coupling, and an ...
04/08/2008
7341660Unitary three stage wastewater treatment system
The invention is a three stage wastewater treatment system having a first tank, a second tank and a third tank, all in fluid communication and forming a unitary structure. The first and second tanks are nested, where the first tank is the innermost tank. The first t...
03/11/2008
7332125System and method for processing blood
A system for filtering and processing blood that is simple to implement and that reduces the need for human intervention. The system may be used to collect red blood cells (RBCs). For such a system, a disposable set may be provided with an inlet port, an RBC contain...
02/19/2008
7331469Vibratory separator with automatically adjustable beach
A vibratory separator having a basket for supporting screen apparatus for treating material, the basket pivotably mounted on a base, vibratory apparatus connected to the basket for vibrating the basket, the material forming a pool on the screen apparatus, and a beac...
02/19/2008
7314547Fountain solution recycling system for commercial printers
A method of and apparatus for extending the life of fountain solutions used in commercial printing presses comprises withdrawing fountain solution from the dampener recirculation system of a printing press and directing the withdrawn fountain solution through a sedi...
01/01/2008
7303683Microorganism-removing filter medium having high isoelectric material and low melt index binder
A filter medium capable of removing microorganisms from a fluid such as water. The filter medium includes particles of activated carbon, particles of a substantially insoluble inorganic material having an isoelectric point greater than the fluid being filtered. A lo...
12/04/2007
7300575Portable filter system
A filter system for receiving an aqueous-based fluid contaminated with particles and emulsified contaminant oil, removing the particles, and separating the emulsified contaminant oil from the aqueous-based fluid includes a filter media for receiving the aqueous-base...
11/27/2007
7291277Method and device for cleaning the fountain solution of a printing press
A method for cleaning the fountain solution of a printing press with an automatically emptying separator (16), separates the dirt particles and oil residues from fountain solution and supplies them, as a mixture of dirt and fountain solution, to a dirt and fo...
11/06/2007
7285212Method and apparatus for treatment of wastewater employing membrane bioreactors
Methods and apparatus employing membrane filtration in biodegradation processes for treatment of wastewater are described. A bioreactor system is described having an equalization system, a membrane bioreactor system, and a controller. Aeration systems for a membrane...
10/23/2007
7282142Fluid strainer assembly
A fluid strainer device is disclosed. The device includes a housing which defines an open chamber, the chamber having both at least one fluid input port and at least one fluid outlet port. A plurality of spaced strainer baskets are disposed within the chamber. Each ...
10/16/2007
7278540Adjustable basket vibratory separator
A vibratory separator having a base, a basket movably mounted on the base and for supporting screen apparatus for treating material introduced into the vibratory separator, the basket on a base and pivotable with respect thereto, vibratory apparatus connected to the...
10/09/2007
7275400Washing apparatus
The present invention relates to an apparatus for treating, refreshing or cleaning fabric articles, especially articles of clothing, linen and drapery. ...
10/02/2007
7267728System and method for cleaning and/or treating vehicles and the surfaces of other objects
The present invention relates to a system and method for cleaning and/or treating a surface, preferably surfaces such as ceramic, steel, plastic, glass and/or painted surfaces such as the exterior surface of a vehicle. The system and method utilize a cleaning compos...
09/11/2007
7267133Large scale tubular line kiting system
A large scale cleaning plug (L) adaptable to be placed within an interior passageway (10) of a tubular system (14) includes a generally conically shaped element (C) having a first end (18) and an opposite second end (20). The width of the...
09/11/2007
7264678Process for cleaning a surface
A process is described wherein a surface, for example the exterior surface of a vehicle, is contacted with a cleaning composition capable of rendering the surface treated hydrophilic and then rinsed with purified rinse water. Preferably the process also involves a p...
09/04/2007
7255789Method and apparatus for liquid purification
An apparatus and method for purifying a liquid including: reaction chambers that utilizes KDF 85 or KDF 55 or other media in turbulence with the liquid, a first fine collective filtration unit, a first laser photolytic light ch...
08/14/2007
7244360Water treatment process
The present invention provides a physical water treatment (PWT) method and apparatus to treat liquid coolants. Electrodes (22, 24) are provided in a coolant stream (21), and an alternating voltage is applied across the electrodes (22, 24) to pro...
07/17/2007
7243721Methods and apparatus for heating oil production reservoirs
Methods and apparatus employing inert gases injected into the lower level of sloping underground oil-bearing formations as a driving mechanism and water injected into the upper level of the formations as a gas blocking mechanism for increasing and extending the prod...
07/17/2007
7244366Water filtration and recycling for stone fabrication equipment for exterior and architectural stone
A filtered grey water recycling system includes a waste water storage tank for receiving waste water from a stone processing system and a filtered grey water supply loop providing filtered grey water to the stone processing system. The filtered grey water loop inclu...
07/17/2007
7232524Methods and apparatus for increasing and extending oil production from underground formations nearly depleted of natural gas drive
Methods and apparatus employing inert gases injected into the lower level of sloping underground oil-bearing formations as a driving mechanism and water injected into the upper level of the formations as a gas blocking mechanism for increasing and extending the prod...
06/19/2007
7228910Safety mechanism for weight-set downhole tool
A safety trip button (12) is described for a weight-set downhole tool. The button operates between the tool body (36) and a sleeve (34) of the tool, locking them initially together. When the tool reaches a selected formation (44) in a wel...
06/12/2007
7226170Projector with air cleaning functionality
A projector with air cleaning functionality is equipped with a negative ion generator. The negative ion generator is positioned along a cooling airflow route of the projector and is adjacent to a lamp module. A photo-catalyst sheet, which is stimulated by ultraviole...
06/05/2007
7223337Apparatus and method for cleaning cooling tower recirculating water
An apparatus and method for removing water and debris from a cooling tower basin, discarding debris and returning clean water to the basin. ...
05/29/2007
7220355Evaporative cooler pump strainer
A strainer for a water pump includes a bottom panel and an upwardly extending side panel forming a cavity. The base of the water pump is received within the cavity and is removably secured to the filter. ...
05/22/2007
7214002Water feature kit
A kit for building a water feature, in which all of the materials necessary to construct a pond are provided in a single container. In an alternate form, all materials necessary to build a waterfall or other water feature are provided in a single container. ...
05/08/2007
7214323Method for treating body waste material, and apparatus therefor
A method of treating fluid body waste material includes, separating the material into factions, in which the solids content of one faction is increased substantially relative to the originating waste material, while a second faction has an increased liquid content. ...
05/08/2007
7186334Combined chlorine and ozone generator sterilization system
Water sanitizing apparatus is provided for pools, spas hot tubs and other similar bathing facilities that integrates an ozone generator and a chlorine generator in one unit, in addition to exposing a flow of water to be purified to ultraviolet radiation from the ozo...
03/06/2007
7186332Orbital wastewater treatment system with combined surface aerator and submerged impeller
An orbital wastewater treatment system includes a tank and a partition disposed in the tank to define a pair of channels in the tank. The tank has a turning wall bounding contiguous portions of the channels. The partition has an end spaced from the turning wall, whe...
03/06/2007
7182868Device for filtering fluid substances, used for a meat materials injecting machine
An apparatus for filtering fluid substances is used with a machine for injecting meat products. The device comprises a container (4) comprising filter units (3a, 3b) communicated independently with a suction outlet (6) throu...
02/27/2007
7179372Methods and apparatuses for filtering water
The invention relates to a method and apparatus for filtering or purifying water. ...
02/20/2007
7179390Method of filtering a fluid and remote filtering station
Filtering of an operating fluid of a mechanical device is performed utilizing a pumping device of the mechanical device which routinely circulated the operating fluid within the mechanical device. A remote filtering station of the present invention has a first condu...
02/20/2007
7175760Water dispensing apparatus with water recirculation line
A water purification and dispensing apparatus includes a water reservoir, a recirculation line having an inlet end connected to the reservoir and an outlet end connected to the reservoir, a pump connected to the recirculation line for pumping water through the recir...
02/13/2007
7172689Arrangement and method for maintaining a minimum flow velocity in the coolant return of a machine tool coolant filtration system
An arrangement and method for maintaining a minimum flow velocity in return piping receiving dirty coolant from a plurality of machine tools receiving filtered coolant from a filter apparatus. A bypass line diverts clean coolant into the return piping via a pressure...
02/06/2007
7168569Vibratory screening machine for earth drilling installation
An oil and gas drilling installation having a drill rig with a bell nipple having an outlet at a predetermined elevation, a screening machine having a feeder and an angularly adjustable vibratory frame, a weir positioned between the feeder and the vibratory frame, t...
01/30/2007
7160446Portable spa filter housing with flow splitter
A filter housing for a portable spa utilizes a coaxial channel structure at the flow output of the filter housing to separate the water flow from the filter housing. In one embodiment, the water from the filter housing, exiting at the bottom of the housing, is piped...
01/09/2007
7160445Decorative pond system
An improved outdoor aquatic pond having a installation template, a pond liner, a plenum unit chamber, a pump, a canister filter, and at least one artificial rock for connection with the rim of said pond. This invention provides for increased ease of installation as ...
01/09/2007
7160441Urban runoff water treatment methods and systems
The apparatus and methods of the present invention enable efficient and appropriate treatment of Urban Water Runoff, so that the treated Urban water Runoff can be can be introduced into public waterways without contaminating such waterways. The system apparatus util...
01/09/2007
7155750Filtering apparatus of circulating flush toilet
A filtering apparatus of a circulating flush toilet recycling drain water having used for washing the inside a toilet bowl is disposed between a water-receiving tank and a water-pumping tank of the flush toilet so as to solve problems such as clogging of a pipe and ...
01/02/2007
1                      
 
Sign InRegister
Username  
Password   
forgot password?