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Match Document Document Title
7393313 High speed laser perforation of cigarette tipping paper  
A system and method for controlling a cigarette tipping paper perforation process includes supplying the paper in the form of a flexible web from a supply spindle that is mounted for powered...
7279656 Method of and apparatus for changing the permeability of tubular envelopes of rod-shaped articles of the tobacco processing industry  
The invention relates to a method of and to an apparatus for perforating the tubular wrappers of plain or filter cigarettes and other rod-shaped articles of the tobacco processing industry. The...
7094193 High speed laser perforation of cigarette tipping paper  
A system and method for controlling a cigarette tipping paper perforation process includes supplying the paper in the form of a flexible web from a supply spindle that is mounted for powered...
6880559 Method of and apparatus for making perforations in the wrappers of rod-shaped products  
An method for increasing the permeability of tubular wrappers of a succession of cigarettes by at least one pulsed beam of coherent radiation issuing from a laser has a hollow drum-shaped conveyor...
6720525 Device for perforating rod-shaped articles, particularly in the tobacco-processing industry  
A device and a method for producing zones of desired air permeability in the enveloping material of rod-shaped articles, particularly in the tobacco-processing industry. The device includes a...
6708694 Method of and apparatus for making and processing rod-shaped articles  
Filter cigarettes of unit or multiple unit length are produced in a tipping machine wherein successive groups of coaxial plain cigarettes and filter rod sections are caused to roll within a channel...
6675811 Method of and apparatus for increasing the permeability of wrappers of rod-shaped articles  
Apparatus for increasing the permeabilities of central portions of tubular wrappers which form part of successive filter cigarettes of double unit length being turned out by a tipping machine. The...
6532966 Apparatus for making perforations in the wrappers of rod-shaped products  
An apparatus for increasing the permeability of tubular wrappers of a succession of cigarettes by at least one pulsed beam of coherent radiation issuing from a laser has a hollow drum-shaped...
6526985 Apparatus for perforating tubular wrappers of rod-shaped articles  
Successive cigarettes of a series of cigarettes, such as filter cigarettes, are transported sideways in the axially parallel peripheral flutes of a rotary drum-shaped conveyor to the inlet(s) of a...
6394097 Device and method for inspecting filter rod for cigarette  
A device for executing an inspection method of a filter rod for cigarettes includes an inspection drum ( 6 ), and the inspection drum ( 6 ) has plural pickup grooves ( 8 ) for receiving one filter...
6363942 Perforating apparatus  
The invention concerns a perforating apparatus for producing openings in a peripheral surface of a substantially elongate, cylindrical object, in particular a cigarette, comprising a light source...
6325068 Method of and apparatus for treating webs of wrapping material  
An elongated strip of tipping paper is advanced in a tipping machine for the making of filter cigarettes. The strip advances past a perforating unit and thereupon past a cutting unit which...
6147319 Hole making device for web material  
A perforating device for web material comprises a plurality of laser heads for emitting pulse laser beams toward the web traveling at constant speed and a plurality of linear actuators for...
6098533 Conveyor for stabilizing packets of cigarettes coming off a packing machine  
A conveyor for stabilizing packets of cigarettes coming off a packing machine, whereby each packet is fed along a stabilizing path and through a marking station by a pair of opposite facing...
6070592 Filter assembly machine for producing ventilated tobacco products  
A filter assembly machine for producing ventilated tobacco products; the machine having a conveying drum in turn having a number of peripheral seats for successively feeding the products along a...
6064032 Apparatus in a filter tipping machine for manipulating a web  
A running web of tipping paper (one side of which is coated with a film of adhesive) in a filter cigarette making machine is subdivided into discrete uniting bands and/or is perforated by resorting...
6025572 Laser piercing apparatus for a web material  
A piercing apparatus includes a laser oscillation head for irradiating a pulsed laser beam onto a tip paper which travels at a prescribed speed along a traveling path to form minute holes at...
5860427 Unit for forming group of cigarettes  
A unit for forming groups of cigarettes, wherein a transfer device transfers the cigarettes from a fixed withdrawal station, defined by an open bottom end of a hopper for cigarettes, on to a...
5836318 Piercing device for cigars  
A cigar piercing device which includes an outer housing and a moveable top receiving and indexing station for positioning the tip of a cigar. The indexing station is adapted to automatically...
5797406 Cigarette manufacture  
A scanning device for a cigarette making machine comprises a low energy X-ray beam emitter (110) for passing an X-ray beam through the cigarette rod (116), and an X-ray detector (126;202) arranged...
5775054 Unit for forming groups of cigarettes  
The unit for forming groups of cigarettes has at least one substantially U-shaped pocket designed to receive in succession at least two layers of cigarettes, in which the cigarettes are parallel...
5762075 Method of and apparatus for ascertaining the density of a stream of fibrous material  
The density of a wrapped rod-like filler of tobacco or filter material for tobacco smoke is ascertained by causing successive increments of the filler to traverse beams of X-rays which, after...
5746229 Perforating unit for producing ventilated cigarettes  
A perforating unit for producing ventilated cigarettes, wherein a laser beam, emitted by a laser source along an axis, is reflected and focused by a movable reflecting and focusing assembly and a...
5746225 Method and apparatus for determining the tobacco shred filling quality of cigarette rods  
An apparatus for determining a tobacco shred filling quality includes a rotational position detector for detecting the rotational position of a driving drum of a cigarette manufacturing apparatus,...
5735292 Method and device for the production of filter tip bands for ventilated cigarettes  
A method and device for the production of filter tip bands for ventilated cigarettes, according to which a continuous strip is advanced along a pre-set feed path, an adhesive substance is applied...
5730277 Apparatus for transferring rod-shaped articles of the tobacco processing industry from a stationary guide to a conveyor  
Successive block-shaped arrays of cigarettes are advanced by one or more pushers on an endless conveyor through an elongated channel, defined by a stationary guide, on their way into a receptacle...
5690125 Apparatus for imparting combined sidewise and rotary movements to receptacles for rod-shaped smokers' products  
Apparatus for imparting rotary and sidewise movements to receptacles for cigarettes has a rotary conveyor carrying pairs of levers pivotable about discrete axes which are parallel to and surround...
5678574 Cigarette punching device  
A cigarette punching device comprises a first housing member, a second housing member fitted into the first housing member, a punching device, a receiving cylinder, and an elastic element. The...
5623952 Method and apparatus for making filter cigarettes  
The web of tipping paper which is being advanced in a filter tipping machine from a source to the station where the web is subdivided into uniting bands ready for draping around groups of coaxial...
5598855 Method and machine for producing ventilated cigarettes  
A method and machine for producing ventilated cigarettes comprises forming a succession of double cigarettes, each comprising two cigarette portions and an intermediate double filter joined by an...
5404889 Device for perforating cigarette wrapping material by means of at least one laser beam  
A device for perforating cigarette wrapping material by means of at least one-laser beam, whereby the wrapping material, in the form of a strip, is fed past a focusing head which is supplied with a...
5375613 Cigarette manufacture  
In cigarette conveying apparatus cigarettes are conveyed along a path so that they are intercepted in sequence by beams directed at different portions of the path to produce a complete...
5341824 Method and apparatus for inspecting and controlling tipping paper perforation  
The perforation of tipping paper on a high-speed perforation line is monitored and controlled by an electro-optic detection and data processing system which produces a signal related in value to an...
5284165 Statistical ventilation control device for ventilated cigarettes  
A statistical ventilation control device for ventilated cigarettes, wherein an annular conveyor presents a number of seats, each receiving a respective ventilated cigarette arranged perpendicular...
5259401 Method of and apparatus for perforating cigarette paper and the like  
A running web or discrete tubular wrappers of rod-shaped articles of the tobacco processing industry are perforated with a variable-intensity high-energy pulsed laser beam which is controlled in...
5247948 Filter assembly machine  
A filter assembly machine wherein one laser source emits a beam through a dividing device which divides the beam into two secondary beams directed respectively towards a cutting head for cutting a...
5218976 Device to perforate packaged cigarettes  
A device for perforating packaged cigarettes, or the like, including a first housing member provided for defining a receiving area having an opening for receiving a package of cigarettes. A...
5210390 Apparatus for boring perforations in a web sheet  
A continuously emitted convergent laser beam is deflected by means of a rotating polygon mirror, to be directed to a reflector mirror having a pair of reflective surfaces, which adjoin each other...
5186184 Cigarette manufacture  
Cigarette perforating apparatus comprises a rotary stepped reflector (5) for directing an incident laser beam (2) along a reflected path (2R) to produce axially spaced perforations on a cigarette....
5186183 Method and apparatus for detecting micro-holes or examining the state of micro-holes formed on each of rod-like matters  
In an apparatus for detecting micro-holes of a cigarette having a filtered section, cigarettes are successively carried to a support section which is rotated and each of the cigarettes is supported...
5179965 Apparatus for forming micro-holes on cylindrical objects  
In an apparatus for forming micro-holes on a cigarette, a laser beam is divided into first and second laser beams by a two-dividing mirror. Parts of the laser beams are detected by photo detectors,...
5178166 Filter cigarette  
A filter cigarette comprising a tobacco rod and filter portion comprising a fluted tubular extrusion. The flutes are blocked intermediate the rod end and mouth end of the extrusion. The tobacco rod...
5169481 Apparatus making thin laminate structures and forming the structures into lightweight, thin-walled tubes  
An apparatus for laminating at least two strips of strip material and forming the laminate into lightweight, thin-walled tubular members that may be used in the construction of non-combustion...
5148818 Cigarette manufacture  
Laser perforation apparatus for filter cigarettes includes a drum (10) for conveying cigarettes (11), bands (33, 34) for slowly rotating each cigarette as it is conveyed by the drum, and a laser...
5105833 Device for perforating ventilation holes in cigarettes or similar  
A perforating device for forming holes in cigarettes or similar items, whereby a laser beam, emitted by a laser source, is directed on to the cigarettes, engaged inside respective seats, by means...
5103841 Perforating apparatus for cylindrical articles  
An apparatus according to the present invention, which is used to form a large number of fine pores in the peripheral surface of each of cylindrical articles, such as cigarettes, by means of a...
5092350 Cigarette manufacture  
Cigarette tipping paper is perforated by a laser 31 emitting a beam which is directed onto the tipping paper via an acousto-optical beam deflector 33 and a beam splitter 34 producing two parallel...
5060668 Device for the production of at least two adjacent rows of perforations in cigarettes and/or filter-lining paper or filter-wrapping paper  
A device for the production of at least two adjacent perforation rows in cigarettes and/or filter-lining paper or filter-wrapping paper comprises a pulsed laser light source with mirrors as well as...
5052414 Cigarette perforation apparatus and method  
Various arrangements are disclosed for perforation by laser of cigarettes carried on a fluted drum without rolling. In one arrangement (FIGS. 1-3) rings of reflectors (8, 14) movable with the drum...
5015819 Device for perforating rod-shaped items  
A device for forming perforations in rod shaped items, particularly cigaretts, comprising a transfer roller for transferring the items from a loading position to an unloading position on the...
Matches 1 - 50 out of 115 1 2 3 >