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| Number | Title | Issue Date |
| 8113212 | Separator A separator for pneumatically transported particulate material comprises a separation surface through which, in use, a vacuum is drawn, for separating the particulate material from a gaseous medium in which it is transported and an inlet (30) for feeding a st... | 02/14/2012 |
| 7802578 | Shredded tobacco supply device for a cigarette manufacturing machine A shredded tobacco supply device for a cigarette manufacturing machine includes a separation throat (20) diverging from a gravity chute (18) through which shredded tobacco is let fall down, and an extension (68) extending from the outlet (20 | 09/28/2010 |
| 7383840 | Apparatus for scanning and sorting tobacco leaves An apparatus for scanning and sorting tobacco leaves includes a conveyor to convey a flow of tobacco leaves. The flow of tobacco leaves includes acceptable and unacceptable leaves and undesirable particles. An air flow source lifts and accelerates the flow of leaves... | 06/10/2008 |
| 7335847 | Method and apparatus for foreign-body separation from a material flow Method and apparatus for the separation of foreign bodies from a material flow, in particular a tobacco stream. Method is characterized in that at least a portion of the material from the material flow is conveyed into the area of a foreign-body detection device in ... | 02/26/2008 |
| 7318797 | Continuous rod machine arrangement for producing nonwoven filters The invention relates to a method for producing a nonwoven fiber composite for the manufacture of filters in the tobacco industry, wherein the method feeds separated fiber materials to a fluidized bed and the separated filter material inside the fluidized bed are tr... | 01/15/2008 |
| 7185658 | Apparatus for producing and/or packaging cigarettes During the production of cigarettes, but in particular in the region of a cigarette-packaging machine, a comparatively large amount of tobacco accumulates as waste. This is specifically removed by arranging suction-extraction elements and/or conveying-away elements ... | 03/06/2007 |
| 7147640 | External fixator Bone fixators for securing and/or repairing fractures and/or other defects of a distal radius and wrist. The bone fixators may include, among others, (1) a distal mounting element configured to be mounted in a metacarpal bone, or other hand bone, (2) a proximal moun... | 12/12/2006 |
| 6913023 | Filter attaching apparatus A filter attaching apparatus comprises a drum 20 for conveying an intermediate product of a filter cigarette and a receiving drum 36 for feeding a tip paper piece, and winds the tip paper piece around the intermediate product while rotating these drums... | 07/05/2005 |
| 6907996 | Application of complex-mode vibration-fluidized beds to the separation of granular materials of different density Opposite ends of a dry vibration-fluidized separator are moved with complex vibrations, including linear, whirl, linear plus whirl, oscillation, linear plus oscillation, pitch and roll. Near zero to large amplitudes up to about ±0.050 inches and low frequencies of ... | 06/21/2005 |
| 6877516 | Apparatus and method for processing winnowers at a cigarette maker Size reduction equipment is added at the feed end of a cigarette maker to take separated winnowers and other overages from a tobacco feed to the maker, cut or shred the overages to appropriate size and reintroduce the cut or shred overages into the lamina stream fro... | 04/12/2005 |
| 6877515 | Method of making a tobacco rod Apparatus for making one or more rod-like fillers of shredded tobacco for use in the making of cigarettes or the like employs one or two pneumatic conveyors having endless foraminous belts trained over pulleys and including elongated stretches below communicating pa... | 04/12/2005 |
| 6814080 | Apparatus for making a tobacco rod Apparatus for making one or more rod-like fillers of shredded tobacco for use in the making of cigarettes or the like employs one or two pneumatic conveyors having endless foraminous belts trained over pulleys and including elongated stretches below communicating pa... | 11/09/2004 |
| 6782890 | Apparatus for building tobacco rods in cigarette making machines The distributor of a cigarette rod making machine employs a zig-zag sifter which receives a mixture of tobacco ribs and shreds from a reservoir by way of a duct or an elevator conveyor. The shreds leave the uppermost stage of the sifter and are conveyed, by a Coanda... | 08/31/2004 |
| 6634365 | Method of and apparatus for homogenizing streams of particulate fibrous material A shower of tobacco particles is fed into the upper end of a downwardly sloping and downwardly tapering funnel-shaped part of a conveyor wherein the particles gather into a flow of interlaced particles. Successive increments of the flow are acted upon by ... | 10/21/2003 |
| 6516810 | Pipe junction for pneumatic transfer of rod-shaped smokers' products Apparatus for pneumatically conveying filter rod sections from a sender to a remote cigarette filter tipping machine has a first switching device which receives filter rod sections from a single outlet of the sender, a second switching device which delive... | 02/11/2003 |
| 6514014 | Method and apparatus for collecting and transporting cigarettes and cigarette rejects An apparatus for receiving and transporting cigarette rejects in a cigarette manufacturing process comprises a receptacle having a receiving opening and an insertion opening for receiving rejects, a conduit having a first end and a second end and communic... | 02/04/2003 |
| 6435191 | Tobacco separator Apparatus for separating particles contained in threshed leaf tobacco includes a plurality of separating chambers, each including a separation chamber and having a fan system for establishing a generally upward air flow. A covered, high speed conveyor of ... | 08/20/2002 |
| 6371126 | Tobacco recovery system A cigarette manufacturing system includes a feed hopper for feeding cut tobacco at a preselected rate to a cigarette rod forming device which in turn feeds formed cigarette rods to a filter tip attaching device. A tobacco recovery system is provided which... | 04/16/2002 |
| 6371125 | Apparatus for transferring filter rods containing pulverulent, granular and analogous ingredients Apparatus for transporting rod-shaped tobacco smoke filters which contain and/or carry particles of charcoal and/or other solid particulate tobacco smoke filtering and/or flavoring material. A sender directs a series of successive filters lengthwise into ... | 04/16/2002 |
| 6321758 | Tobacco leaf handling assembly The present invention relates to a method for transferring harvested tobacco leaves from an amorphous mass of harvested tobacco leaves to a bulk curing container component for subsequent transfer to a bulk curing site. According to the method, the bulk cu... | 11/27/2001 |
| 6273093 | Incorporating smoke-modifying agents in smoking material rods A method of, and apparatus for, incorporating particulate smoke-modifying agent in a smoking material rod, wherein said agent is introduced into a flow of filamentary smoking material to the suction band of a rod making machine, the location of introducti... | 08/14/2001 |
| 5901709 | Method of and apparatus for processing exhausted air in tobacco processing plants A first stream of contaminated air containing solid impurities including reusable tobacco particles is exhausted from a machine for the making of smokers' products and is caused to pass first through a first filter which separates therefrom all of the imp... | 05/11/1999 |
| 5806531 | Method and apparatus for automatic and continuous pneumatic feeding of tobacco A continuous pneumatic tobacco conveyance system is described which automatically controls the rate at which tobacco is fed into the conveyance system and automatically controls the velocity of the tobacco which is pneumatically conveyed. The system utili... | 09/15/1998 |
| 5645086 | Apparatus for evacuating surplus air for the distributor of a tobacco processing machine The distributor of a cigarette rod maker has a chamber bounded at least in part by a concave guide for a flow of fragments of smokable material in a stream of transporting fluid, such as air. The stream contains a surplus which is withdrawn from a central... | 07/08/1997 |
| 5538017 | Tobacco leaf separator A mixture of tobacco leaf lamina and stem is separated in an apparatus having a first separation chamber in which the mixture is projected through an air stream by a first impeller and an intermediate mixture segment is projected back through the air stre... | 07/23/1996 |
| 5476109 | Apparatus for separating threshed leaf tobacco Apparatus for separating lighter particles such as lamina containing little or no stem from tobacco particles contained in threshed leaf tobacco which comprises a plurality of tobacco particle separating units, each including a separation chamber each a f... | 12/19/1995 |
| 5460189 | Apparatus for separating threshold leaf tobacco A method is provided for separating lighter particles from heavier particles in a mixture thereof utilizing a separation chamber for continuous movement of particles therethrough. The chamber has a pair of opposite sides one of which is a projecting side ... | 10/24/1995 |
| 5398703 | Method of simultaneously producing two continuous cigarette rods In a machine for simultaneously producing two continuous cigarette rods from respective layers of tobacco, shredded tobacco is fed by an air current along an upfeed duct, closed off at the top by a first and a second suction conveyor, in such a manner as ... | 03/21/1995 |
| 5394893 | Modular style multi-separator Apparatus for separating lighter particles from tobacco particles contained in threshed leaf tobacco includes a plurality of tobacco particle separating units, each including a separation chamber and having a fan system for establishing a generally upward... | 03/07/1995 |
| 5331978 | Method and apparatus for separation of heavy and light particles from particulate material Apparatus for the separation of heavy and light particles from material which includes means for fluidising and agitating the material to cause heavy particles to sink from the acceptable material and comprising a deck adapted to receive material at a rec... | 07/26/1994 |
| 5322074 | Tobacco delivery system An exhaust fan draws air and entrained tobacco through delivery pipes from a tobacco feeder to the respective dischargers of a group of cigarette making machines, where the tobacco is screened out and the air passes on through exhaust pipes. When a discha... | 06/21/1994 |
| 5294218 | Centrifugal discharger for waste materials having a low weight/area ratio A centrifugal discharger, particularly for cigarette manufacturing and/or packing machines, for disposing of waste fibrous and/or sheet material inside a fluidtight bin; wherein a centrifugal separator presents a cylindrical lateral wall, the bottom porti... | 03/15/1994 |
| 5267576 | Method of and apparatus for separating foreign objects from moving tobacco particles in a rod making machine A cigarette rod making machine wherein the flow of loosely intermingled tobacco shreds, tobacco ribs and foreign objects (such as nuts, bolts, pieces of wire and/or particles of plastic material) is classified to segregate the ribs and foreign objects fro... | 12/07/1993 |
| 5199448 | Method and apparatus for separation of objectionable particles from tobacco material A method of separating objectionable particles from host tobacco material which includes fluidizing the tobacco material with a fluidizing air stream to allow heavy unwanted particles to fall, to cause light unwanted particles to rise and be air transport... | 04/06/1993 |
| 5188128 | Apparatus for classifying particles of tobacco and the like Apparatus for separating longer tobacco particles from shorter tobacco particles has an elongated vibratory trough for the advancement of a stream containing a mixture of shorter and longer particles from a delivering conveyor to a collecting receptacle. ... | 02/23/1993 |
| 5188127 | Apparatus for feeding tobacco to distributors of rod making machines Apparatus for feeding batches or a continuous stream of tobacco particles into the magazine of the distributor in a cigarette or cigar rod making machine has a container which can receive a stream of gaseous carrier medium for tobacco particles from a shr... | 02/23/1993 |
| 5148816 | Method of and apparatus for making a tobacco stream with a core containing tobacco ribs Smaller and larger fragments of tobacco ribs are sifted out of a mixture of tobacco ribs and tobacco shreds before the shreds are converted into a rod-like filler which is ready to be draped into a web of cigarette paper. The larger ribs are comminuted an... | 09/22/1992 |
| 5083577 | Apparatus for metering tobacco An apparatus for metering a measured amount of tobacco to, for example, a cigarette making machine to provide a uniform feed of tobacco to the cigarette making machine thereby reducing variations of the tobacco in the cigarettes made by the cigarette maki... | 01/28/1992 |
| 5080112 | Controlled opening of fibrous materials Fibrous materials are opened from a metered flow thereof using an opening roller and are subjected to a controlled and adjustable further opening operation to input desirable properties to the fibers. The invention is particularly described with respect t... | 01/14/1992 |
| 5072742 | Method of and apparatus for making a filler of smokable material A cigarette rod making machine wherein the surplus of smokable material which is removed by the trimming device is returned into the magazine of the distributor next to the supply of fresh tobacco. Fresh tobacco is withdrawn from the supply in the form of... | 12/17/1991 |
