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 |
| 7340807 | Pouch and resealable closure mechanism therefor including a plurality of interlocking closure elements A resealable closure mechanism includes first and second closure strips. The first closure strip includes a plurality of discontinuous closure elements and the second closure strip includes a plurality of discontinuous closure elements. One or more of the discontinu... | 03/11/2008 |
| 7316052 | Closure profile and die plate for extruding same A reclosable pouch includes interlocking male and female closure elements having elongate hollow closure profiles. The male closure profile has a hollow shaft section, and the female closure profile has a channel with at least one hollow side. A set of pleated grip ... | 01/08/2008 |
| 6945764 | Method and apparatus for distributing material in a profile extrusion die A method and apparatus for extruding plastic products having large cross sections, which require a correspondingly large die cross section, is described in which the cross section of the die is divided into regions of predetermined flow and separate flow streams are... | 09/20/2005 |
| 6213751 | Kneading disk for baker's machinery A forming plate for a bakery machine is provided having a working surface area on an upper side with an array of forming bowls provided concentrically in circles thereon. The bowls each have a system of concentric annular edges beginning at an outside and... | 04/10/2001 |
| 5770130 | Method and apparatus for compression molding plastic articles A method and apparatus for compression molding plastic articles including closures which includes providing coacting sets of tools including a first set for moving a core and core sleeve into engagement with a cavity mold on a second set of tooling. An ac... | 06/23/1998 |
| 5554327 | Method and apparatus for compression molding plastic articles A method and apparatus for compression molding plastic articles including closures which includes providing coacting sets of tools including a first set for moving a core and core sleeve into engagement with a cavity mold on a second set of tooling. An ac... | 09/10/1996 |
| 5340298 | Divider assembly A divider assembly for removable attachment to a dividing and rounding machine, the assembly including a divider blade formed into a circular geometric pattern, with relatively movable plugs fitted into the openings of the geometric pattern, the blade bei... | 08/23/1994 |
| 5308234 | Gripping device for two part molds A gripping device for two part molds wherein each mold half is equipped with a centering ring that has outwardly projecting radial wedges, said gripping device including a gripping plate having a center bore which is adapted to fit over and around said ce... | 05/03/1994 |
| 5219588 | Die assembly control A die assembly (10) for controlling extrudate profile dimension. The die assembly includes a die block (12) having a feed passage (16) for movably supporting a diverter member (13) within the die block, and first and second die block passages (18, 20). Th... | 06/15/1993 |
| 5139408 | Apparatus for cleaning braebender-type mixing apparatus A cleaning insert for insertion into a disassembled braebender-type mixing apparatus, wherein the inserted cleaning insert separates the two cavities of the apparatus allowing each to be cleaned of reside from a polymeric composition without permitting th... | 08/18/1992 |
| 4966538 | Mounting press Molding apparatus, particularly for mounting specimens for microstructural analysis. A ramhead pressurizes a molding chamber, with the pressure, temperature and time of the cycle being set into the system from a control panel and proceeding automatically.... | 10/30/1990 |
| 4950147 | Dividing and rounding machine A dough-dividing and rounding machine for dividing and rounding dough wherein the machine includes a removable ring and dividing assembly for the convenient cleaning of the machine and to allow for the interchangeability of the dividing assembly with othe... | 08/21/1990 |
| 4898528 | Dividing and rounding machine A dough dividing and rounding machine for dividing and rounding dough wherein the machine includes a removable ring and dividing assembly for the convenient cleaning of the machine and to allow for the interchangeability of the dividing assembly with a se... | 02/06/1990 |
| 4681520 | Windshield repair assembly A repair assembly for the in-place repairing of windshields and the method for using such assembly, wherein a repair material injected into the windshield break area by a syringe and needle is forced into the windshield break through the repair assembly s... | 07/21/1987 |
| 4586886 | Insert transfer device and method A device and a method for transferring inserts into a mold which has at least one insert receiving cavity. Included in the device are an insert positioner and an insert actuator. The insert positioner includes a transfer plate, which has a mold face with ... | 05/06/1986 |
