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Felix Hoffmann, a German chemist, was searching for something to relieve his father's arthritis. In doing so, he "rediscovered" acetylsalicylic acid and in 1900, patented a stable process for developing it. Hence, we have aspirin.
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| Number | Title | Issue Date |
| 7549267 | Sealing device An apparatus 10 for sealing packages 20 is to be mounted as a part of a larger packaging machine, which fills packages 20 with products or substances, preferably food or beverages but could be any other suitable substance, then closes and seals ... | 06/23/2009 |
| 7401452 | Appliance for vacuum sealing food containers An appliance for evacuating a flexible container, the appliance including a base housing and a vacuum source disposed within the base housing. A drip retainer is removeably disposed in the base and is in communication with the vacuum source. The drip retainer includ... | 07/22/2008 |
| 7392639 | Carton top sealer apparatus and method A method for forming a top seal on a carton being conveyed along a processing path on a form, fill and seal packaging machine using a top sealer including opposing sealing jaws is provided. The carton includes top fin panels configured for sealing to one another to ... | 07/01/2008 |
| 7392641 | Device for forming a vacuum in containers with separable and washable liquid recovery tray The invention concerns a device for creating a vacuum in, and sealing containers for the preservation of vacuum packed products. It includes a plate or tray base (11, 41) forming at least a part of a suction chamber and having at the rear a couple of constrai... | 07/01/2008 |
| 7325370 | Machine to make E-Z open pouch with flap and bulge A form-fill-seal machine for making a pouch style package is provided, comprising an optional bulge forming station for forming a puff or bulge; a heating and filling station for creating seals and filling the pouch; and an optional flap making station comprising a ... | 02/05/2008 |
| 7320204 | Process and apparatus for encapsulating a photo-stimuable phosphor imaging plate within a barrier envelope and a barrier envelope therefore There are disclosed by a process and apparatus for positioning and sealing photostimuable phosphor imaging plates within barriers envelope blanks therefore and formed on a roll thereof wherein a barrier envelope blank including a U-shaped heat sealed portion thereof... | 01/22/2008 |
| 7310924 | Vacuum packaging appliance with sealing sub-assembly including latch and release lever mechanisms A vacuum packaging appliance with a sealing sub-assembly including a latching mechanism and release mechanism is described. According to certain embodiments, the release mechanism, latch and sealing sub-assembly operate in an integrated fashion such that the vacuum ... | 12/25/2007 |
| 7308925 | Apparatus for assembling substrates of planar fluorescent lamp Apparatus for assembling substrates of a planar fluorescent lamp including a base mounted movable along a process line, the base having an upper surface for placing a first substrate of the fluorescent lamp, at least one movable board over the base, the movable boar... | 12/18/2007 |
| 7285749 | Thermoplastic tube sealing device utilizing actuators to control separate heating and cooling stations A tube sealing device for sealing a resilient thermoplastic tube. The tube sealing device includes a base that supports a resilient thermoplastic tube in a fixed position relative to the base. The heating tool and the cooling tool are coupled to the base for movemen... | 10/23/2007 |
| 7231753 | Appliance for vacuum sealing food containers A system for evacuating containers. The system includes a base housing defining a recess having a vacuum inlet port in communication with a vacuum source. An inner door is hinged to the base housing and is sized to cover the recess when in a closed position, and an ... | 06/19/2007 |
| 7217231 | Device for sealing spouts in pouches The invention relates to a device for sealing-in pouring spouts in bags (1), comprising at least one station for opening (4) the bag (1), a station for inserting (4) the pouring spout into the opened bag (1), and at least one stati... | 05/15/2007 |
| 7159376 | Rotary packaging machines A rotary packaging machine 10 having rotatably driven stripper bars 17 and 18 that strip tubular bag material 36 prior to sealing of the bags being formed. To further inhibit material being located between the sealing jaws there is provid... | 01/09/2007 |
| 7146783 | Vacuum packaging machine A vacuum packaging machine (10) is provided having a base (12) and a pivotally mounted lid (14) which cooperatively define a package air evacuation chamber (76) adapted to receive the open end (98) of a filled flexible package (... | 12/12/2006 |
| 7134259 | Vacuum sealer A vacuum sealer includes a base member formed with a hollow platform having a first sealing ring secured on the platform and a support. A drawing hole is defined in the top of the platform within the first sealing ring. A heating plate is laterally secured on a fron... | 11/14/2006 |
| 7131250 | Appliance for vacuum sealing food containers An appliance for evacuating a flexible container, the appliance including a base housing and a vacuum source disposed within the base housing. A drip retainer is removeably disposed in the base and is in communication with the vacuum source. The drip retainer includ... | 11/07/2006 |
| 7067037 | Modular reciprocating heat seal jaw assembly A modular reciprocating heat seal jaw assembly is disclosed for sealing reclosable fastener strips to a web of thermoplastic film and for sealing the web of thermoplastic film into a series of reclosable bags. The jaw assembly includes first and second sealing jaws ... | 06/27/2006 |
| 7021036 | Bag-making and packaging machine A bag-making and packaging machine including a bag-making apparatus 1, a bag-filling (packaging) apparatus 2, and a bag transfer apparatus. The bag-making apparatus 1 of a bag-making and packaging machine, while releasing a film F from a film ro... | 04/04/2006 |
| 6918227 | Method and device for end closing tubular wrappings of products A method and device for end closing tubular wrappings of products, whereby the arms of a scissor-type parting device, once inserted in a closed position inside an end portion of a tubular wrapping, are allowed to part, and are pushed by springs into a fully open pos... | 07/19/2005 |
| 6860089 | Pillow pack wrapping technique and related apparatus A method for hermetically sealing a bulk article wherein a strip of wrapping material is initially positioned onto an article such that extending ends of the wrapping material strip extend from away from an edge of the article, each end having a different length. Th... | 03/01/2005 |
| 6848234 | Sealing machine A sealing machine for sealing a pack filled with one or more objects, including a main case; a first sealing member provided in the main case; a second sealing member facing the first sealing member; a movable supporting part supporting the second sealing member and... | 02/01/2005 |
| 6775962 | Vertical bagging apparatus A vertical bagging apparatus includes a vertically mounted spool for dispensing a roll of centerfold plastic film with the fold in the upper position. A pair of vertical metering rollers are mounted adjacent to the spool for advancing the film from the spool. An adj... | 08/17/2004 |
| 6619012 | Apparatus for the heat sealing of folding flaps, and mechanism for actuating sealing elements Apparatus for sealing thermoplastic sheet materials or for closing packs, such as bags, made of such sheet materials with the aid of heated sealing jaws (22) and mating jaws (25), which accommodate between them the sheet materials and/or folding or closin... | 09/16/2003 |
| 6550219 | Speed adjustable packaging machine A packaging machine includes a machine chassis and a sealing device supported on the machine chassis. The sealing device includes upper and lower movable members each carrying heat-sealing blades for performing heat-sealing operation of a package film enc... | 04/22/2003 |
| 6467242 | Heat-sealing apparatus A heat-sealing apparatus includes a packing bag stretcher adapted to stretch open the mouth of the loaded packing bag, and a vacuum pump adapted to draw air out of the loaded packing bag before sealing the loaded packing bag.... | 10/22/2002 |
| 6453642 | Device for closing envelope flaps A mail-handling machine comprising at least firstly a postage-metering or "franking" module comprising at least print means for printing a postage imprint on a mail item and conveyor means for conveying said mail item along a mail item conveyor path defin... | 09/24/2002 |
| 6347499 | Bag sealing mechanism An integrated and compact bag filling machine comprising a material dispensing spout, a slip tube suspended in substantially vertical alignment with the spout, and a bag sealing apparatus comprising a pair of opposable forming bars and a pair of independe... | 02/19/2002 |
| 6295790 | Compact bag filling machine An integrated and compact bag filling machine comprising a material dispensing spout, a slip tube suspended in substantially vertical alignment with the spout, and a bag sealing apparatus comprising a pair of opposable forming bars and a pair of independe... | 10/02/2001 |
| 6151870 | Machine for packaging products using a plastic film comprising a safety system against work accidents A machine for packaging products using a plastic film comprises: at least a fixed frame (TF) and at least a mobile counter-frame (CM), said counter-frame (CM) can be moved between a lifted rest position and a lowered working position wherein the film is c... | 11/28/2000 |
| 6065271 | Bag filling and sealing apparatus A machine for automatically filling and sealing large bulk thermoplastic bags which includes: a framework with a base and a backplane having an integral sliding carriage; a pneumatically controlled filling spout which holds the bag open for filling; a pne... | 05/23/2000 |
| 6047522 | Press sealing structure of a sealing machine A press sealing structure of a sealing machine includes a control box on a machine base. The control box has both sides respectively connected pivotally to respective links by respective axial bolts. The links have respective front ends extending out from... | 04/11/2000 |
| 5664399 | Tiltable table for packaging liquids, particularly animal semen, in flexible artificial insemination pouches A device for packaging liquids, particularly animal semen, in pre-scaled and pre-cut pouches provided in a roll and designed for artificial insemination. The device includes a tiltable table with a base enabling adjustment of the tilt angle of the table t... | 09/09/1997 |
| 5622032 | Packaging machine A rotary packaging machine including a pair of cooperating stripper bars (17) which engage the bag material (15) prior to the sealing jaws (16) engaging the bag material (15). The stripper bars (17) have attached to them or formed integral therewith, bag ... | 04/22/1997 |
| 5620542 | Apparatus and method for sealing valved bags transported by a conveyor A method and apparatus for sealing a valved bag transported by a conveyor. The valved bag has a body with a longitudinal axis, a center of gravity, and a sealable valve. At least a portion of the sealable valve protrudes from the body in a substantially p... | 04/15/1997 |
| 5570568 | Bagging control apparatus and method A packaging machine and method for simultaneously loading, sealing and severing bags. A first stepper motor, having an output, is coupled to a nip roll assembly. After a bag is loaded, a sealing mechanism is actuated to seal the loaded bag or bags. A sens... | 11/05/1996 |
| 5381640 | Automatic packing and sealing apparatus An antomatic packing and sealing apparatus, wherein a plastic film drum with plastic film is placed on a first roller shaft and a second roller shaft and between two adjusting sleeve members freely slidably fitted on the second roller shaft, whereby the p... | 01/17/1995 |
| 5265402 | Packaging machine A packaging machine and method of packaging utilizing chains of interconnected preopened bags which are fed sequentially and one at a time to a load station. Bag tops are clamped against spreading horns by sensor equipped clamps which cause disablement of... | 11/30/1993 |
| 5259172 | Packaging machine and method A packaging machine and method of packaging utilizing chains of interconnected pre-opened bags which are fed sequentially and one at a time to a load station. Bag tops are clamped against spreading horns by sensor equipped clamps which cause disablement o... | 11/09/1993 |
| 5199247 | Arrangement for enveloping objects in enveloping material taken from two storage reels An arrangement for enveloping an object located between two heat weldable webs of enveloping material includes two coacting welding jaws for joining the webs together in their transversal direction on mutually opposite sides of the object. The welding jaw... | 04/06/1993 |
| 5127211 | Packaging machine The method of automatically filling and sealing containers comprises a conveyor which advances containers, in series, in a first orientation towards a filling station, with the filling port of the container generally horizontal. The containers are then re... | 07/07/1992 |
| 5056296 | Iso-thermal seal process for electronic devices An apparatus and process for iso-thermally sealing electronic packages with a thermosetting adhesive have first and second platens for holding and for heating a package and a lid, respectively. The second platen is operatively coupled to the first platen,... | 10/15/1991 |
