Did You Know...
...that in the early 1940s GE engineer James Wright was charged with a task of utmost importance to the war effort: develop a cheap substitute for rubber that could be used to produce tires, gas masks and a whole host of military gear. Wright tackled the task diligently -- and wound up inventing Silly Putty.
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.
| Number | Title | Issue Date |
| 4736754 | Method and apparatus for making rod-shaped smokers' products with soft cores A rod-like filler for the making of a cigarette rod is obtained by showering particles of tobacco onto a foraminous belt conveyor which is located in front of a suction chamber and is flanked by two additional foraminous belt conveyors or by two stationar... | 04/12/1988 |
| 4703764 | Method and apparatus for making rod-like fillers from several types of fibrous material A cigarette maker wherein batches consisting of a first type of tobacco particles are deposited at intervals at one side of a suction belt conveyor and the gaps between successive batches are filled with tobacco particles of a second type to form a compos... | 11/03/1987 |
| 4697603 | Apparatus for building a stream of fibrous material The distributor of a cigarette rod making machine delivers particles of tobacco into a stream building zone wherein the particles are accumulated into a continuous stream. The surplus of tobacco is removed by an adjustable trimming device and the removed ... | 10/06/1987 |
| 4693263 | Method and apparatus for making a composite stream from fibrous material of the tobacco processing industry A composite tobacco stream which contains different types of tobacco is formed by converting fibrous material of a first type into a first succession of discrete batches and by converting fibrous material of a second type into a second succession of discr... | 09/15/1987 |
| 4693262 | Apparatus for forming batches of tobacco and the like Apparatus for forming a composite filler which is to be draped into a web of cigarette paper has a rotary wheel-shaped conveyor with a series of pockets which are provided in its peripheral surface and are connected to a suction generating device which dr... | 09/15/1987 |
| 4685476 | Apparatus for supplying particles of tobacco to processing machines Tobacco shreds are drawn from a magazine by a pneumatic conveyor pipe which delivers the shreds into the lower chamber of an air separator whose upper chamber is separated from the lower chamber by an air-permeable partition and is connected with the inle... | 08/11/1987 |
| 4681124 | Apparatus for manipulating particles of tobacco or filter material The distributor of a cigarette maker has an upright duct with an inlet at the top and an outlet at the bottom. The inlet receives particles of tobacco from a magazine and the accumulated particles descend in the duct to be removed at the outlet by the car... | 07/21/1987 |
| 4676769 | Method and apparatus for regulating the resistance of filter rod sections to the flow of gases therethrough The pressure of compressed air in one or more nozzles which convert successive increments of a running tow of filamentary filter material into a rodlike filler in a filter rod making machine is regulated in response to variations in the speed of the fille... | 06/30/1987 |
| 4670964 | Grinding machine with magazine for spare grinding wheels A grinding machine wherein the spindle which supports a grinding wheel during removal of material from a workpiece and/or any one of several carriers for spare or substitute grinding wheels are movable relative to each other to positions in which a grindi... | 06/09/1987 |
| 4662214 | Method and apparatus for testing rod-shaped articles of the tobacco processing industry The wrappers of filter cigarettes are tested during transport in the peripheral flutes of a drum-shaped conveyor through a testing station where at least one end of the wrapper receives air at a previously stabilized pressure. The stabilized pressure is m... | 05/05/1987 |
| 4646986 | Apparatus for locating, engaging and transporting the leader of convoluted cigarette paper or the like Apparatus for removing and advancing the leader of a cigarette paper web which forms a roll and whose leader adheres to the adjacent convolution has tongs one jaw of which is formed with a scraping edge movable against the periphery of the roll while the ... | 03/03/1987 |
| 4624081 | Turn-around mechanism for workpieces in grinding machines A grinding machine for workpieces having pairs of surfaces which are disposed opposite each other and each of which must be treated by the grinding wheel has one or two inverting heads each of which can removably receive one end portion of a workpiece so ... | 11/25/1986 |
| 4607607 | Apparatus for dressing grinding wheels A grinding machine wherein a column supports a vertically movable holder for the spindle of a grinding wheel and the dressing apparatus is mounted on the holder. The dressing apparatus has a carriage disposed at a level above the grinding wheel and movabl... | 08/26/1986 |
| 4607460 | Grinding machine with a reciprocable column for work supporting devices A numerically controlled profile grinding machine has a bed for a first carriage which supports an upright column and is reciprocable along a first horizontal path. The column supports a second carriage which is reciprocable thereon along a vertical secon... | 08/26/1986 |
| 4605014 | Machine for the production of smokers' products with cavities between their rod-shaped components A fluted drum transports filter plugs and pairs of plain cigarettes in successive flutes past two rollers which cause the cigarettes to move inwardly toward the respective plug. In order to ensure the establishment of a cavity between each cigarette and t... | 08/12/1986 |
| 4605015 | Method of tip turning filter cigarettes or the like Filter cigarettes which are produced in a filter tipping machine are transported by a severing conveyor in the form of two rows wherein the filters of cigarettes in one row are adjacent to the filters of cigarettes in the other row. The cigarettes of the ... | 08/12/1986 |
| 4605013 | Method and apparatus for forming discrete batches of tobacco particles Circumferentially extending recesses in the peripheral surface of a rotating suction wheel are filled with tobacco shreds which are delivered in the form of a narrow stream by a pneumatic conveyor having a narrow tobacco propelling channel extending radia... | 08/12/1986 |
| 4595025 | Apparatus for replenishing the supplies of filter rod sections in the magazines of filter tipping machines A combination of production lines for the manufacture of filter cigarettes wherein the filter tipping machines form several groups. The number of groups exceeds by one the number of machines in a group. Each machine receives filter rod sections from one o... | 06/17/1986 |
| 4589232 | Mounting for rotary grinding and dressing tools At least one end portion of a grinding or dressing wheel has a frustoconical projection with a relatively short frustoconical external surface extending into a frustoconical recess which is provided therefor in one end portion of a rotary tool supporting ... | 05/20/1986 |
| 4587979 | Apparatus for supplying particulate material to tobacco processing machines and the like A pneumatic conveyor draws particles of tobacco from a vibrating trough by causing an air stream to flow from its intake end, which is adjacent to the trough, to its intake end which is connected to a suction generating device. A cyclone separator is inst... | 05/13/1986 |
| 4586517 | Method and apparatus for ascertaining the filling power of tobacco A method of and an apparatus for ascertaining the filling power of tobacco which forms a continuously moving stream by subjecting spaced-apart portions of the stream to the deforming action of two rollers in such a way that the deforming action of the dow... | 05/06/1986 |
| 4584759 | Grinding machine with magazine for spare grinding wheels A grinding machine wherein the spindle which supports a grinding wheel during removal of material from a workpiece and/or any one of several carriers for spare or substitute grinding wheels are movable relative to each other to positions in which a grindi... | 04/29/1986 |
| 4580579 | Method and apparatus for producing a composite tobacco filler A composite tobacco filler is formed in three stages by showering or otherwise depositing the particles of a first tobacco type at one side of a first air-permeable suction conveyor to form a narrow core one surface of which contacts the first conveyor; b... | 04/08/1986 |
| 4579293 | Apparatus for withdrawing the leaders of webs from reels of convoluted flexible material The leader of a fresh reel in a cigarette making or other tobacco processing machine is engaged by the tongs on an endless chain and is advanced to a splicing device so that it can be spliced to the trailing portion of a running web which is being paid ou... | 04/01/1986 |
| 4577644 | Apparatus for tip turning filter cigarettes or the like Filter cigarettes which are produced in a filter tipping machine are transported by a severing conveyor in the form of two rows wherein the filters of cigarettes in one row are adjacent to the filters of cigarettes in the other row. The cigarettes of the ... | 03/25/1986 |
| 4574768 | Support for rotary material removing tools in grinding machines The shaft of a dressing tool for grinding wheels is rotatable in two spaced-apart sets of roller bearings each of which is mounted in the radially extending leg of a discrete housing section. The two sections are connected to each other by two packages of... | 03/11/1986 |
| 4574816 | Method and apparatus for forming a filler of fibrous material A continuous rod-like filler which is ready for draping into a web of cigarette paper is obtained by removing the surplus of tobacco from a continuous tobacco stream which is formed at one side of a foraminous belt conveyor the other side of which is adja... | 03/11/1986 |
| 4571231 | Method of making blanks for use in cigarette packing machines or the like An intermittently advanced web of wrapping material is subdivided into discrete blanks which are used in a cigarette packing machine for conversion into portions of soft packs by severing the web across its leader during each interval of dwell of the web ... | 02/18/1986 |
| 4564029 | Method and apparatus for assembling plain cigarettes with filter rod section Plain cigarettes of unit length are fed into successive axially parallel peripheral flutes of a rotary drum-shaped first conveyor in such a way that each cigarette enters a first end portion of the respective flute. The second end portions of the flutes h... | 01/14/1986 |
| 4564028 | Apparatus for making a tobacco filler A cigarette rod making machine wherein the trimming device is movable toward or away from the suction conveyor on which the tobacco stream is formed so as to remove larger or smaller quantities of excess tobacco and to thereby influence the density of the... | 01/14/1986 |
| 4564027 | Apparatus for building a continuous tobacco stream Apparatus for building a continuous tobacco stream at one side of an air-permeable conveyor, the other side of which is adjacent to a suction chamber, has two sidewalls which define with the one side of the conveyor a tobacco channel receiving tobacco par... | 01/14/1986 |
| 4564026 | Method of and apparatus for building a tobacco stream A homogeneous tobacco stream is built upon an air-permeable conveyor in a channel which is adjacent to one side of the conveyor and is bounded by two sidewalls. Particles of tobacco are admitted against the concave side of an arcuate guide wall, whose dis... | 01/14/1986 |
| 4564329 | Apparatus for manipulating empty and filled trays for cigarettes or the like between making and processing machines Apparatus for directly coupling a cigarette maker with a packing machine has a tray filling unit which stores empty trays at an upper level and filled trays at a lower level and receives cigarettes from the maker, a tray evacuating unit which stores empty... | 01/14/1986 |
| 4563228 | Method and apparatus for regulating the permeability of wrapping material for rod-shaped smokers products A continuous web which is drawn off a roll is perforated on its way toward the wrapping station of a machine for the making of plain or filter tipped smokers' products or filter rod sections. The perforating device is adjustable by a control system which ... | 01/07/1986 |
| 4562916 | Method and apparatus for transferring cigarettes from two makers into a filter tipping machine Two cigarette making machines discharge discrete files of coaxial plain cigarettes which are moved axially in parallel guides, and successive foremost cigarettes in each guide are engaged and accelerated by a discrete rotating cam which propels the cigare... | 01/07/1986 |
| 4556071 | Method and apparatus for forming rod-shaped articles of the tobacco processing industry The density of the trimmed tobacco stream in a cigarette rod making machine is monitored and the distance between the trimming plane and the conveyor for the tobacco stream is varied in dependency on deviations of the monitored density from an optimum den... | 12/03/1985 |
| 4554931 | Apparatus for severing rod-shaped articles of the tobacco processing industry An apparatus for severing a succession of filter rod sections, cigarettes or analogous rod-shaped articles which are transported at right angles to their respective axes and advance through a severing station has a drum-shaped conveyor which transports th... | 11/26/1985 |
| 4543816 | Method and apparatus for monitoring the diameters of rod-shaped products of the tobacco processing industry The diameter of a continuous filter rod is monitored in a tubular nozzle through which successive increments of the rod are conveyed axially and which directs against the external surface of the tubular envelope of the rod a narrow annular stream of compr... | 10/01/1985 |
| 4541521 | Apparatus for singularizing trays for cigarettes or the like Successive foremost trays of a row of trays on the upper reaches of several endless belt conveyors are advanced away from the remainder of the row toward a lifting device by setting the conveyors in motion while a blocking device engages the remaining tra... | 09/17/1985 |
| 4538626 | Apparatus for trimming a tobacco stream The tobacco stream trimming apparatus of a cigarette making machine has one or more discs which are driven at a peripheral speed exceeding the speed of movement of the tobacco stream through the trimming station. This results in a pronounced increase of t... | 09/03/1985 |
