Did You Know...
...that Charles Goodyear performed some of his experiments on rubber while in debtor's prison? He was there so often he referred to it as his "hotel". Chronically in debt because of poor business sense and ill health, Goodyear depended on the generosity of friends and family. Even after he unlocked the secret to vulcanizing rubber, he was unable to improve his financial situation. When he died, his estate was $200,000 in debt.
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| Number | Title | Issue Date |
| 7347649 | Powder purge tube To supply a powder lacquer sprayer, the coating powder is pressed by a pig through the supply line and, in the process, it is fluidized from the side of the pig which is turned toward the powder. The fluidization air can be led to the powder, for example, by a centr... | 03/25/2008 |
| 7241081 | Pneumatic carrier A fluid-tight carrier (10) is disclosed which has main latches (34 and 36). Each main latch has a safety latch (70) which secures the main latches within the latched position until an operator deflects the safety latch (70) away fr... | 07/10/2007 |
| 7097391 | Pneumatic carrier A fluid-tight carrier (10) is disclosed which has main latches (34 and 36). Each main latch has a safety latch (70) which secures the main latches within the latched position until an operator deflects the safety latch (70) away fr... | 08/29/2006 |
| 6971822 | Device for distributing and receiving articles in the form of sheets of paper, particularly banknotes, documents and the like An apparatus for the delivery and acception of articles made of a sheet-like material, particularly banknotes, documents, and the like, includes a carrier for the articles which can be conveyed in a tube by means of a flowing gas. The carrier includes two elements m... | 12/06/2005 |
| 6146057 | Pneumatic transfer apparatus A pneumatic transfer apparatus (10) includes a service provider terminal (22) and a customer terminal (24). A carrier (32) is moved through a transfer conduit (26) between the customer and service provider terminals by a differential pressure generating m... | 11/14/2000 |
| 6015246 | Transparent pneumatic tube carrier with transparent elastic holding films A pneumatic tube carrier which is pneumatically conveyed through a pneumatic tube is provided with a container body for carrying articles and a pair of elastic films provided in the container body with their peripheries held by the same. The pair of elast... | 01/18/2000 |
| 5980164 | Pneumatic tube system carrier A carrier for use in a pneumatic tube transport system includes first and second shell members, at least a first hinge for pivotally interconnecting the first and second shell members such that the shell members can move relative to one another between op... | 11/09/1999 |
| 5871308 | Watertight carrier for pneumatic tube systems A carrier for transporting articles through pneumatic tube systems is disclosed. The carrier has first and second shells disposed about a longitudinal axis and connected by hinges such that the shells are moved transversely relative to one another when op... | 02/16/1999 |
| 5720306 | Tobacco drying apparatus A high humidity drying apparatus for cut tobacco is shown. The apparatus has a furnace which heats circulated air within the apparatus. The air is forced through a first arcuate elbow which has a tobacco air inlet located thereon for inserting the cut tob... | 02/24/1998 |
| 5655677 | Sealed carrier vessel for pneumatic transport system A carrier vessel for a pneumatic tube transport system provides substantially leak-free containment of fluids transported therein. The vessel includes first and second shell members having opposing engagement surfaces extending substantially about a perim... | 08/12/1997 |
| 5636947 | Watertight carrier for pneumatic tube systems A carrier for transporting articles through pneumatic tube systems is disclosed. The carrier has first and second shells disposed about a longitudinal axis and connected by hinges such that the shells are moved transversely relative to one another when op... | 06/10/1997 |
| 5573356 | Flexible carrier with reinforcing ribs for use in an air tube conveyor A carrier (10) for an air tube conveyor comprises a cylindrical body (11) of flexible material with accelerator rings (25) attached to either end of the body. The accelerator rings (25) comprise a plurality of circular sheets of flexible material secured ... | 11/12/1996 |
| 5215412 | Pneumatic transport system A pneumatic transport system, particularly useful as a mail transport system, which includes a transport carrier moving through a pneumatic tube line between remote sending/receiving stations is described. Movement of the transport carrier through the pne... | 06/01/1993 |
| 5211514 | Transport plug for use in pneumatically transporting solid materials and a pneumatic transport method employing the transport plug A transport plug for pneumatically transporting solid materials in a transport pipe by the use of a pressurized transport gas and a pneumatic transport method of solid materials employing the transport plug. The transport plug comprises two bodies consist... | 05/18/1993 |
| 5108233 | Hydraulic container conveying apparatus A conduit having a circular or polygonal cross-sectional outline serves for reception of one or more receptacles which are conveyed therein by a hydraulic fluid. Each receptacle can be taken apart or is formed with one or more compartments for one or more... | 04/28/1992 |
| 5092714 | Pneumatic cash transfer systems and canisters for use therein A pneumatic cash transfer system for use in banks and building societies to link a cashier station (1) to a remote teller assist unit (3) and a cash deposit box (4) in a separate secure area (5) comprises an air tube (6) extending between a tube terminal ... | 03/03/1992 |
| 4948303 | Pneumatic tube carrier A hinged container for use in a pneumatic tube including a primary container and a secondary container which is simultaneously opened and closed when the main container is opened and closed, the secondary container provides reinforcement for the hinge of ... | 08/14/1990 |
| 4583884 | Transport apparatus for flat articles In a transport apparatus, a plurality of flat bodies are respectively aligned uprightly and juxtaposed laterally to form a block of the flat bodies, the block is loaded in a movable capsule, and the capsule is transported under the application of air flow... | 04/22/1986 |
| 4568225 | Container for transporting piece goods along pipe-lines of a pneumatic conveyer A container having a mechanism for locking a pressing member comprises a toothed segment mounted in the body in a plane parallel to the intermediate wall and capable of limited movement in the plane of the wall in mutually perpendicular directions, for wh... | 02/04/1986 |
| 4557638 | Pneumatic tube conveyor A pneumatic tube conveyor system including tubing of rectangular cross-section with both elevational and lateral bends. The carriers are generally rectangular in outline with a pair of generally cylindrical fore and aft transverse members interconnected b... | 12/10/1985 |
| 4512688 | Pneumatic tube system with carrier A pneumatic tube system utilizes a carrier having at least one unlatched door which is biased to a normally open position but held closed by the conduit of the system. Access stations are associated with the conduit and permit the carrier doors to assume ... | 04/23/1985 |
| 4470730 | Pneumatic tube carrier and pneumatic tube conveyor station The pneumatic tube carrier comprises a belt conveyor with two conveyor belts (4, 5), the working faces (6, 7) of which extend in close proximity to each other from one end of the carrier to the other, for pulling, for example, a bundle of paper money (23)... | 09/11/1984 |
| 4465410 | Pneumatically-propelled carrier system A pneumatically-propelled carrier system including a pneumatic system tube of generally circular cross section interconnecting a first terminal constructed to permit the carrier to be removed, that is, a "free carrier" terminal, and a second terminal cons... | 08/14/1984 |
| 4245934 | Conveying rod-like articles Rod-like articles such as cigarettes are conveyed in a pneumatic carrier tube in a capsule in order to prevent degradation during conveyance. The capsule may include a support portion having an opening through which the cigarette is received, and a guide ... | 01/20/1981 |
| 4219290 | Pneumatic carrier An improved side opening pneumatic carrier is used in a remote transaction pneumatic tube delivery system. A pair of symmetrical semicylindrical shells are provided with interior end pieces on one end and exterior end pieces on the opposite end. Hinges ar... | 08/26/1980 |
| 4184792 | Vacuum-tube mass-transit system A vacuum-tube mass-transit system comprising at least one continuous, tubular, vehicle conveyor having a fan or blower station arranged at each terminating end thereof, wherey a partial vacuum is generated within the tubular conduit to impart linear motio... | 01/22/1980 |
| 4149685 | Pneumatic carrier with adjustable closure mechanism An improved pneumatic tube carrier is provided for transmitting papers, currency and other articles between various stations at locations within a building or building complex. The carrier hull is constructed of identical mating sections each formed in a ... | 04/17/1979 |
| 4006868 | Carrier for pneumatic tube system A carrier for transporting articles in a pneumatic tube system including, in one preferred embodiment, an elongated cylindrical body completely closed at one end and having an opening in the side wall thereof extending from the other end of the carrier a ... | 02/08/1977 |
| 3940091 | Pneumatic tube double-door side opening carrier construction A pneumatic tube carrier has a payload compartment formed by a pair of side column members and spaced end plates. The carrier is formed with at least one side opening for access to the compartment which is closed by a pair of doors, with each door of the ... | 02/24/1976 |
