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...that after Walter Hunt patented the safety pin in 1849, he sold the rights to it for $400?
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| Number | Title | Issue Date |
| 7367480 | Drink supply canister having a self-closing pressurization valve operable to receive a pressurization pin A drink supply canister for beverage dispensing apparatus for a residential refrigerator. The beverage dispensing apparatus includes a drink supplier including a drink supply canister holder for holding a plurality of the drink supply canisters, and a plurality of v... | 05/06/2008 |
| 7048146 | Container attachment system A container system comprising an outer container, an inner container and a spout. The outer container includes a body and an outer spout. The inner container includes a bag and an inner spout. The inner container is positionable within the outer container such that ... | 05/23/2006 |
| 6962275 | Fluid coupling with disposable connector body A coupling apparatus for fluid dispensing with a disposable connector on the fluid line or fluid dispensing system side. The coupling apparatus includes an insert body that is connectable with a disposable connector device. The insert body includes a recess area def... | 11/08/2005 |
| 6889690 | Dry powder inhalers, related blister devices, and associated methods of dispensing dry powder substances and fabricating blister packages The present invention includes dry powder inhalers and associated multi-dose dry powder packages for holding inhalant formulated dry powder substances and associated fabrication and dispensing methods. The multi-dose package can include a platform body comprising at... | 05/10/2005 |
| 6719172 | Pepper agent system A dispenser for releasing a debilitating substance into a user's hand comprises an outer layer defining a cavity therein wherein the outer layer further defines a plurality of holes therethrough communicating the cavity with an exterior of said dispenser. At least o... | 04/13/2004 |
| 6640998 | Caulking gun A caulking gun having a hand-held trigger operating clamp with a blade mounted on the clamp whereby the clamp and the bar cooperate to cause a cartridge containing caulk to move axially against a fixed plunger mounted on the clamp and the blade servers th... | 11/04/2003 |
| 6585008 | Method and apparatus for breaching and venting sealed inner containers within a drum An apparatus and method for breaching and venting sealed inner containers disposed within a drum, where the drum is evacuated to created a pressure differential resulting in expansion and rupture of the inner containers. The temperature may also be reduce... | 07/01/2003 |
| 6554465 | Concrete admixture packaging and batch feed system The present invention provides an apparatus for efficient and clean handling of concrete admixtures that allows their incorporation into a concrete mixture in a pre-measured and controlled manner. The system provides a novel packaging system to be integra... | 04/29/2003 |
| 6308748 | Sealable recovery vessel system and method for accessing valved containers A container access system and method for accessing the contents of a container within a sealed containment vessel. A preferred embodiment of the access system includes a sealable vessel for housing a container to be accessed, a remotely operated container... | 10/30/2001 |
| 6237808 | Method and device for emptying a drum filled with solids In a method for emptying drums which are filled with solids and the lids of which have already been removed, the drum base is separated from the drum and the solids are forced out of the drum with the aid of a pressing body. An apparatus for emptying drums fil... | 05/29/2001 |
| 6237807 | Compact liquid dosing apparatus with a reservoir The invention relates to a dosing apparatus with a container having a charging hole for a refill bag with a liquid in the top part, and an outlet in the bottom part. An opening device for the refill bag is fitted above the outlet. A connector leads from t... | 05/29/2001 |
| 6234350 | Device for removing a liquid from a closed cavity A device for removing liquid from a closed cavity, such as from a shock absorber of a motor vehicle, is proposed; the device compresses a drill, which is guided displaceably in a guide housing, a preloading device at one end of the guide housing for displ... | 05/22/2001 |
| 6227410 | Package, method for the manufacture thereof and coupling therefor The present invention relates to a package having a flexible wall and containing liquid products. The invention also relates to a method for manufacturing the package and a coupling therefor. A perforation mechanism (6) for making a hole in the flexible w... | 05/08/2001 |
| 6164344 | Sealable recovery vessel system and method for accessing valved containers A container access system and method for accessing the contents of a container within a sealed containment vessel. A preferred embodiment of the access system includes a sealable vessel for housing a container to be accessed, a remotely operated container... | 12/26/2000 |
| 6098845 | Package having a flexible wall and containing a liquid A package has a flexible wall and contains liquid products. A perforator (6) for making a hole in the flexible wall (3) is provided and does not make a hole in said wall when an inner and an outer coupling device (4, 5) are interconnected but makes a hole... | 08/08/2000 |
| 6070762 | Device for emptying closed containers, especially fuel filters A device (1) for emptying closed containers which are under pressure, especially fuel filters, which can be detachably fastened to the container, firmly seated thereon, and which has a drain channel with a drain opening, in which a drill (12) which can be... | 06/06/2000 |
| 6041506 | Hole-forming device A hole-forming device includes a pointed shaft which is raisable to a position facing a bottom of a can. The shaft is slidably supported on a support plate, with its lower end projecting downward below the support plate. With the hole-forming device mount... | 03/28/2000 |
| 5934511 | Device for puncturing aerosol cans A device for puncturing aerosol cans has an enclosure having an aerosol can receiving cavity therein, an aerosol can cradle, for supporting aerosol cans, mounted within the aerosol can receiving cavity, and an aerosol can puncturing mechanism mounted with... | 08/10/1999 |
| 5918649 | Aerosol can disposal apparatus having a removable refuse storage liner An aerosol can disposal apparatus having an inlet chute provided with a retractable puncturing member which punctures the side of the aerosol can and a waste container which receives the punctured aerosol can via the inlet chute. The waste container is li... | 07/06/1999 |
| 5901759 | Rupture vessel with auxiliary processing vessel A fluid recovery system and method for accessing the contents of a target container. A preferred embodiment of the fluid recovery system includes an auxiliary processing vessel for housing a container to be accessed, a cylinder rupture vessel for housing ... | 05/11/1999 |
| 5832966 | Apparatus and method for controlled penetration of compressed fluid cylinders A drill assembly for penetrating a wall of a container is provided. The container is supported by a platform within a recovery vessel. The drilling assembly allows removal of a fluid from the container. The drilling assembly includes a tube for lining a f... | 11/10/1998 |
| 5826631 | Cylinder rupture vessel A waste cylinder rupture vessel for release and recontainerization of toxic contents of compressed gas cylinders is defined by an enclosed chamber which accommodates a plurality of bearing surfaces for supporting and positioning a target cylinder thereon.... | 10/27/1998 |
| 5823236 | Aerosol can puncturing machine An aerosol can puncturing machine comprising a lower housing section which is adapted to receive at least a portion of an aerosol can, and an upper housing section which is removably attachable to the lower housing section. The upper and lower housing sec... | 10/20/1998 |
| 5819815 | Apparatus and method for controlled penetration of compressed fluid cylinders A drill assembly for penetrating a wall of a container is provided. The container is supported by a platform within a recovery vessel. The drilling assembly allows removal of a fluid from the container. The drilling assembly includes a tube for lining a f... | 10/13/1998 |
| 5664610 | Rupture vessel with auxiliary processing vessel A fluid recovery system and method for accessing the contents of a target container. A preferred embodiment of the fluid recovery system includes an auxiliary processing vessel for housing a container to be accessed, a cylinder rupture vessel for housing ... | 09/09/1997 |
| 5628353 | Method and device for withdrawing a liquid from a sealed glass ampoule For the purpose of automatically drawing a liquid from a sealed glass ampoule the latter is held in a support in upright position with the ampoule bottom facing upwards, and the bottom is destroyed mechanically by inserting a withdrawing element. The liqu... | 05/13/1997 |
| 5615715 | Container fluid removal and recovery system Pressurized containers are sorted into a certain repeated alignment and pushed in series through a controlled pressure chamber which is maintained at pressure lower than the pressure within the containers and is sealed against pressure leakage to the exte... | 04/01/1997 |
| 5613824 | Automatic bag opening device An automatic bag opening device includes a housing having a bag intake opening for receiving a filled shipping bag. A bag assist plate forms a chute, allowing the bag to slide down and rest on a bag rest. A hollow penetrator penetrates the bag to hold it ... | 03/25/1997 |
| 5613533 | Cylinder rupture vessel A waste cylinder rupture vessel for release and recontainerization of toxic contents of compressed gas cylinders is defined by an enclosed chamber which accommodates a plurality of bearing surfaces for supporting and positioning a target cylinder thereon.... | 03/25/1997 |
| 5613534 | Apparatus and method for controlled penetration of compressed fluid cylinders A drill assembly for penetrating a wall of a container is provided. The container is supported by a platform within a recovery vessel. The drilling assembly allows removal of a fluid from the container. The drilling assembly includes a tube for lining a f... | 03/25/1997 |
| 5609189 | Drain cleaner dispenser A method of cleaning a drain by opening a container within a dispenser and dispensing drain cleaner from the container, through an outlet of the dispenser, and into the drain. The dispenser may have an upwardly extending pin for opening the container. Alt... | 03/11/1997 |
| 5546995 | Pressurized canister recycling apparatus and methods A pressurized canister recycling apparatus is used to recycle contents of a plurality of pressurized canisters of varying length and diameter. The canisters are maintained in a hopper and released. The canisters are pushed into a canister piercing station... | 08/20/1996 |
| 5529097 | Gas tank evacuator An evacuator housing ( 14) of a gas tank evacuator (10) receives a gas tank (12). A valve seal of a movable seal head (34) and a puncture seal (66) of the evacuator housing are clamped onto the gas tank at opposite ends by a hollow threaded shaft (32) to ... | 06/25/1996 |
| 5499665 | Cylinder rupture vessel A waste cylinder rupture vessel for release and recontainerization of toxic contents of compressed gas cylinders is defined by an enclosed chamber which accommodates a plurality of bearing surfaces for supporting and positioning a target cylinder thereon.... | 03/19/1996 |
| 5456167 | Apparatus for cleaning and crushing drums An apparatus for sequentially removing the top, puncturing the sides, simultaneously washing the interior and exterior of a drum and crushing the drum.... | 10/10/1995 |
| 5441088 | LP gas can and gas recycling apparatus A liquified petroleum gas (LP gas) can recycling apparatus which includes a first compacting portion which safely evacuates the can for recovery of any residual gaseous product therefrom, then compacts the can, discharges the slug now compacted for collec... | 08/15/1995 |
| 5427157 | Apparatus and method for controlled penetration of compressed fluid cylinders A drill assembly (44) for penetrating a wall (85) of a container (14) is provided. The container (14) is supported by a platform (30) within a recovery vessel (12). The drilling assembly (44) allows removal of a fluid from the container (14). The drilling... | 06/27/1995 |
| 5398738 | Drain cleaner dispenser A method of cleaning a drain by opening a container within a dispenser and dispensing drain cleaner from the container, through an outlet of the dispenser, and into the drain. The dispenser may have an upwardly extending pin for opening the container. Alt... | 03/21/1995 |
| 5392823 | Drain cleaner dispenser with locking feature A method of cleaning a drain by unlocking and opening a container within a dispenser and dispensing drain cleaner from the container, through an outlet of the dispenser, and into the drain. The dispenser may have an upwardly extending pin for opening the ... | 02/28/1995 |
| 5385177 | Aerosol can recycling system A method for recovering propellant from used aerosol cans which includes the steps of piercing the can; removing the mixture of residual propellant and fluid product from the can; collecting the mixture and then separating the propellant from the residual... | 01/31/1995 |
