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Class 141/93 - Suction hoods and off-takes


Subclass of Class 141 - Fluent material handling, with receiver or receiver coacting means
Definition: Apparatus in which dust, soil, fumes or escaped contents
No. of patents: 127
Last issue date: 12/22/2009


1        
NumberTitleIssue Date
7635011Assembly for delivering solid particulate matter for loading
An assembly for transferring solid particulate matter has a pressurized vessel for retaining a pre-determined quantity of the solid material. A transfer conduit connected to the vessel carries the solid material to a loading vessel, be it a processing tank, a storag...
12/22/2009
7455083Accumulator for gaseous systems
A system for exhausting gas from a source constituting a machine or process which operates on a cyclical basis and generates exhaust gas at a relatively high volume of gas in a short period, at one or more points in its operational cycle. The system includes a first...
11/25/2008
7381127Apparatus for transferring hazardous material
An apparatus is described for transferring hazardous material between the interior of a container and the chamber of a fume hood having a port that includes a flexible enclosure with an upper surface, a lower surface and a side surface; a first conduit extending fro...
06/03/2008
7337521Machine tool, transfer machine tool, and method for the machining of a workpiece
In order to improve a machine tool with a working area, in which workpieces can be positioned and can be machined with at least one tool held by a tool holder, such that the disposal of shavings is optimized, at least one cover is provided which limits the working a...
03/04/2008
7320561System and method for handling bulk materials
A bulk material handling system generally consisting of means for holding the material; means for conveying the material including a first conduit formed of a permeable material having an inlet communicating with an outlet of the material holding means and an outlet...
01/22/2008
7314068Apparatus for replacing gas in storage container and method for replacing gas therewith
While gas in a general storage container with no gas inlet and in the storage container with the gas inlet is replaced in a short time, the semiconductor wafer surface is cleaned. In an apparatus for replacing gas in a semiconductor wafer storage container which inc...
01/01/2008
7299831Substrate carrier having door latching and substrate clamping mechanisms
In a first aspect, an automatic door opener is provided that includes (1) a platform adapted to support a substrate carrier; (2) a door opening mechanism adapted to open a door of the substrate carrier while the substrate carrier is supported by the platform; and (3...
11/27/2007
7225932System units for treatment of aggregate material
An aggregate storing and classifying mechanism for production of asphalt in plants, comprising a body (2) having plurality of circular sections (6) arranged in a manner of substantially surrounding the body (2) for storing aggregate material com...
06/05/2007
7223058Bulk bag discharging system assembly
In one embodiment of the present invention, a material container discharge assembly includes: a main frame assembly; material container impactors engaged to the main frame assembly; a discharge receiving gate having a material container receiving aperture and first,...
05/29/2007
7191773Paintball loading container
The present invention is directed toward a magazine for loading paintballs into a guppy. The magazine is in the form of a tapered plastic container defining a chamber, an exit port leading from the chamber and a top loading opening leading to the chamber. A cover is...
03/20/2007
7137759System and method for handling bulk materials
A bulk material handling system generally consisting of means for holding the material; means for conveying the material including a first conduit formed of a permeable material having an inlet communicating with an outlet of the material holding means and an outlet...
11/21/2006
7118319Bulk closure dispensing system
A system and method for dispensing bulk closures from a removable and transportable bin. The system has a pivotable frame for receiving and tilting the bin and a movable gate including a closed position in which the gate covers the bin opening and an open position i...
10/10/2006
7117995Concrete reclamation apparatus
An apparatus which is useful in the separation of solids from a diluted, wet, concrete mixture has (a) a free-standing first container with a drain port and a top opening, (b) a strainer disposed within the first container, (c) a drain port shut-off valve, (d) a sec...
10/10/2006
7018504Loadlock with integrated pre-clean chamber
A wafer carrier adapted to hold a plurality of wafers and is positioned on an elevator plate in a load lock. The elevator plate is adapted to move between a first position with the carrier in a first chamber of the load lock and a second position with the carrier in...
03/28/2006
6955195Bag filling apparatus and method for filling loose material into a bag
A bag filling apparatus for packing loose material into a bag, comprising a feeding hopper for receiving the loose material and a hollow tube connected to the feeding hopper. The hollow tube comprises an upper section connected to the feeding hopper and a lower sect...
10/18/2005
6955197Substrate carrier having door latching and substrate clamping mechanisms
In a first aspect, an automatic door opener is provided that includes (1) a platform adapted to support a substrate carrier; (2) a door opening mechanism adapted to open a door of the substrate carrier while the substrate carrier is supported by the platform; and (3...
10/18/2005
6949143Dual substrate loadlock process equipment
One embodiment relates to a loadlock having a first support structure therein to support one unprocessed substrate and a second support structure therein to support one processed substrate. The first support structure is located above the second support structure. T...
09/27/2005
6830084Machine for treating containers comprising a hermetically closed space
A rotary processing machine for beverage containers (1), including a carousel (7, 8) that revolves about a vertical axis (5) and is fitted with peripherally spaced processing sites (12) receiving the containers. The processing sites are c...
12/14/2004
6789584Fluid containment apparatus
A method and apparatus for preventing leakage from a fitting coupling a first and second fluid supply line to an environment surrounding the fitting is generally provided. In one embodiment, a containment apparatus includes a body having a first, second and third ap...
09/14/2004
6755224Aseptic filling apparatus of the rotary type
An aseptic filling apparatus of the rotary type comprises an aseptic chamber 12 provided for surrounding a path of transport of containers along with a turntable 41. An air discharge channel 71 is provided between the turntable 41 and the...
06/29/2004
6698469Cylinder cabinet and method of purging remaining gas in the pipe thereof
A cylinder containing gas has a valve and is connected to a delivery side through a filling pipe, a primary pipe, a first air-operated valve, a pressure reducing valve, a secondary pipe, and a second air-operated valve. Inert gas flows into the primary pi...
03/02/2004
6581652Melting tank with a closable batch loading channel
A melting tank with a batch loading channel, with a channel covering having an exhaust gas flue and a loading opening that can be closed by a loading door or flap during operation of the melting tank and the loading opening can be opened for loading the b...
06/24/2003
6491070Device for capturing dust in the loading of concrete mixer trucks
The device comprises a container (1) with a mouth (4') to which the end of the conduit through which cement falls into the drum (3) of a concrete mixer truck is coupled, said container being fixed and having a trap door (6) for adapting the back part of s...
12/10/2002
6481468Apparatus and method for providing container filling in an aseptic processing apparatus
An apparatus and method for filling aseptic containers with an aseptic product in an aseptic processing apparatus. An apparatus including a valve mechanism for controlling the opening or closing of a valve. The aseptic product is delivered through the val...
11/19/2002
6431975Fume hood for large containers
A fume hood is described for use in removing material from, or inserting material into, the opening of a container. The fume hood enclosure has a floor with an opening for insertion of the upper end of the container into the enclosure, with a flexible mem...
08/13/2002
6360788Hood for the protection of premises
A hood (11) for the protection of premises, in particular for premises where general foodstuffs are treated in a controlled atmosphere, comprising an outer enclosure (18) forming a first chamber (22) to house a machine (12), for instance an oenological ri...
03/26/2002
6135168Standard mechanical interface wafer pod gas filling system
A standard mechanical interface wafer pod gas filling system, comprising: a platform, carrying a wafer pod cover of a wafer pod; a pod hold-down latch mechanism; a port, carrying a wafer pod base, with lateral gaps between the platform and the port; a pod...
10/24/2000
6109312Air evacuation insert for wood chip digester
An insert is bolted to the inlet of a wood chip digester to provide air exhaust during chip loading, and over pressure relief during chip processing. The insert has an upper flange which connects to an overhead chip valve, and a lower flange which mates w...
08/29/2000
6105606Chemical cabinet employing air flow baffles
This invention concerns a cabinet for chemical canister storage and dispensing. More particularly, this invention concerns a cabinet structure comprising: walls connected to a base and a top to provide an enclosed structure; wherein at least one wall has ...
08/22/2000
6098676Aseptic liquid fillings
Process and apparatus for providing a HEPA air shower to the critical fill zone of the liquid filling operation for preventing entry of particulate, non-viable and viable particulate, into the critical filling zone by providing opposed flows of pressurize...
08/08/2000
6065922Powder loading device with dust containment system
A cover of a powder loading device prevents the escape of loose powder when the powder is transferred from a storage container of a plant to a receiving container. A blower inside the cover moves air from the outside, under the cover, a filter, and return...
05/23/2000
6044874Sealed container and sealed container ambient gas substitution apparatus and method
First and second wall portions respectively spread along first and second opposing inner surfaces of a housing portion, and a plurality of vent pores that are distributed along the first and second inner surfaces are formed in the first and second wall po...
04/04/2000
6021821Particulate processing apparatus
An apparatus including: a conduit operably connected to a source and extending downwardly therefrom, the conduit being adapted to permit a flow of particulate material from the source through the conduit; a fluidizing nozzle operably connected to the cond...
02/08/2000
5992480Vapor recovery system
A Vapor Recovery System for recovering gasoline vapors released into the vicinity of an automotive filing installation. The inventive device includes an closed-ended pipe having a plurality of apertures formed therealong disposed in spaced relationship to...
11/30/1999
5988234Apparatus for particulate processing
An apparatus including: a funnel comprising a housing operably connected to a particulate source at one end and extending downwardly therefrom to a receiver member at the other end, the funnel being adapted to permit a flow of powder therethrough, and whe...
11/23/1999
5979514Hygienic fill system for a packaging machine
The fill system provides sterile air to the product tank and the cleaning box which creates a more hygienic environment for the forming, filling and sealing of cartons on a packaging machine. The fill system has a pair of offset reducers for facilitated p...
11/09/1999
5971043Multi-chambered booth and method for filling drums
An apparatus and method for filling drums with a substance. First and second external chambers are employed, and an interior filling chamber is employed, which is adjacent to the first and second external chambers. A first exterior door is provided betwee...
10/26/1999
5947170Aseptic liquid filling
Process and apparatus for providing a HEPA air shower to the critical fill zone of the liquid filling operation for preventing entry of particulate, non-viable and viable particulate, into the critical filling zone by providing opposed flows of pressurize...
09/07/1999
5915426Apparatus and process for cleaning the outside of containers
An apparatus for cleaning the outside of a container to remove any adhering liquid, particularly in the region of a fill opening thereof. Adhering liquid is blown off of the container by mean of compressed air....
06/29/1999
5810060Filling installation for hazardous pourable or fluid substances
A filling installation for hazardous pourable or fluid substances. The substances to be packaged at the output of a production plant are divided into portions and packaged in a glove box of a sacking plant in clean room conditions. The sacking plant may b...
09/22/1998
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