Patents Represented by Attorney, Agent or Law Firm Bruce J Hendricks
  • Patent number: 6371181
    Abstract: A method is disclosed for increasing the rate of vulcanization of a halogenated isobutylene sulfur rubber composition comprising heating said halogenated isobutylene rubber composition to a temperature ranging from 100° C. to 200° C., wherein said halogenated isobutylene rubber composition contains from 0.05 to 10 phr of sodium thiosulfate pentahydrate.
    Type: Grant
    Filed: June 19, 2001
    Date of Patent: April 16, 2002
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Richard Michael D'Sidocky, Bernard Matthew Bezilla, Jr., Leighton Randolph Spadone, David Michael Smith, Sr., Mark Andrew Marinko
  • Patent number: 6369144
    Abstract: The present invention relates to siloxy compounds of the formulae wherein R1, R2 and R3 are independently selected from the group consisting of alkoxy radical having from 1 to 8 carbon atoms; R4 selected from the group consisting of alkylene groups having, 1 to 15 carbon atoms and arylene and alkyl substituted arylene groups having from 6 to 10 carbon atoms; R5 is selected from the group consisting of alkyl groups having from 1 to 15 carbon atoms, aryl and alkyl substituted aryl groups having 6 to 10 carbon atoms; x is 3 when M is Al and x is 4 when M is selected from the group consisting of C, Ti, Si and Zr.
    Type: Grant
    Filed: January 26, 1999
    Date of Patent: April 9, 2002
    Assignee: The Goodyear Tire & Rubber Company
    Inventor: Thierry Florent Edme Materne
  • Patent number: 6369255
    Abstract: The present invention relates to titanate compounds of the formula wherein R is selected from the group consisting of alkylene groups having from 1 to 15 carbon atoms and arylene and alkyl substituted arylene groups having from 6 to 10 carbon atoms and x is an integer of from 2 to 8.
    Type: Grant
    Filed: September 30, 1999
    Date of Patent: April 9, 2002
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Edward John Blok, Lawson Gibson Wideman, Paul Harry Sandstrom, Mark Leslie Kralevich, Jr.
  • Patent number: 6368417
    Abstract: A method and apparatus for cleaning a tire mold with frozen CO2 cleaning material wherein a portable frame is positioned on a bottom mold of a tire press and has a rotatable frame on which a nozzle support is mounted for swivel action to clean the upper mold half and the lower mold half as the nozzle support is moved radially and circumferentially of the tire mold.
    Type: Grant
    Filed: December 7, 2000
    Date of Patent: April 9, 2002
    Assignee: The Goodyear Tire & Rubber Company
    Inventor: David Joseph Weber
  • Patent number: 6364981
    Abstract: Forming a tubular tire ply from a flat sheet of wire reinforced material, cutting the ply to length and applying the ply to a drum.
    Type: Grant
    Filed: December 14, 1999
    Date of Patent: April 2, 2002
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Michael Wallace Smith, Donald Chester Kubinski, Bruce Thomas Choate
  • Patent number: 6357499
    Abstract: The present application relates to polymeric resinous material comprising (1) from 5 to 70 weight percent units derived from limonene; (2) from 5 to 70 weight percent units derived from dicyclopentadiene; (3) from 5 to 45 weight percent units derived from indene; and (4) from 5 to 45 weight percent units derived from tertiary-butyl styrene; wherein the sum of the weight percent units derived from limonene and dicyclopentadiene range from 40 to 75 weight percent units of the resin and the sum of the weight percent units derived from indene and tertiary-butyl styrene range from 25 to 60 weight percent units of the resin.
    Type: Grant
    Filed: August 27, 1999
    Date of Patent: March 19, 2002
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Mark Leslie Kralevich, Jr., Edward John Blok, Paul Harry Sandstrom, Lawson Gibson Wideman, Joseph Miles Ruscak
  • Patent number: 6355719
    Abstract: The present invention relates to a heterogeneous silica/carbon black-filled rubber compound and a process for making the same. The rubber compound has improved (lower) electrical resistivity compared to homogeneous silica-filled rubber compounds. The process comprises (a) intimately dispersing from 30 to 60 phr of a silica filler and 5 to 80 phr of a carbon black in a first rubber to form a first nonproductive compound; (b) intimately dispersing curatives in said first nonproductive compound to form a first productive compound; (c) separately intimately dispersing from 20 to 100 phr of a silica filler in a second rubber, which is different from said first rubber, to form a second nonproductive compound; and (d) intimately dispersing curatives in said second nonproductive compound to form a second productive compound; and (e) mixing said first productive compound with said second productive compound to form a heterogeneous silica/carbon black-filled rubber compound.
    Type: Grant
    Filed: July 28, 2000
    Date of Patent: March 12, 2002
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Filomeno Gennaro Corvasce, Giorgio Agostini, Pierre Marie Jean Dauvister
  • Patent number: 6352488
    Abstract: An endless power transmission belt comprising (a) a tension section; (b) a cushion section; (c) a load-carrying section disposed between said tension section and cushion section; and (d) at least one drive surface having a fabric layer bonded to an outer surface of the belt, the improvement comprising a coating layer on said fabric layer of a composition containing a zinc salt unsaturated carboxylic acid ester grafted hydrogenated nitrile butadiene elastomer, a curing agent for said elastomer and from 5 to 60 phr of PTFE in the form of fibers, powder and mixtures thereof, dispersed throughout said composition.
    Type: Grant
    Filed: December 21, 1999
    Date of Patent: March 5, 2002
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Matthew Thomas Morris, Wesley James Billups
  • Patent number: 6353045
    Abstract: The present invention relates to compounds of the formula where R1, R2 and R3 are independently selected from alkoxy radicals having from 1 to 8 carbon atoms and R4 is selected from the group consisting of alkenylenes, arylenes and alkyl-substituted arylenes having from 4 to 40 carbon atoms. These compounds may be used as silica couplers in rubber compositions.
    Type: Grant
    Filed: July 11, 2000
    Date of Patent: March 5, 2002
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Francois Kayser, Wolfgang Lauer, Thierry Florent Edme Materne
  • Patent number: 6350492
    Abstract: A coated multi-filament reinforcing carbon yarn is encapsulated with a rubber composition. The rubber composition comprises resorcinol-formaldehyde reaction product, a vinylpyridine-styrene butadiene terpolymer, an acrylonitrile-butadiene copolymer and urea.
    Type: Grant
    Filed: May 12, 2000
    Date of Patent: February 26, 2002
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: James Gregory Gillick, Cecil Bennett, Jr.
  • Patent number: 6348539
    Abstract: This invention relates to a polymeric resin which contains from 35 to 65 percent by weight of polymeric units derived from dicyclopentadiene and from 65 to 35 percent by weight of polymeric units derived from beta-pinene. The polymeric resins are particularly useful in improving traction of the rubber when used in tire treads.
    Type: Grant
    Filed: November 16, 2000
    Date of Patent: February 19, 2002
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Lawson Gibson Wideman, Mark Leslie Kraleyich, Jr., Edward John Blok, Paul Harry Sandstrom
  • Patent number: 6346209
    Abstract: An ejector pin assembly for a split mold in which the ejector pin is held in a retracted position in a movable mold half, pushed into the mold cavity by a knock out pin contacted by the ejector pin during opening of the mold and held in contact with the knock out pin until it is pulled into the retracted position by the knock out pin upon opening of the mold.
    Type: Grant
    Filed: April 7, 2000
    Date of Patent: February 12, 2002
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Richard Joseph Messemer, Brian Joseph Wilson, Thomas Andrew Laurich
  • Patent number: 6346637
    Abstract: The present invention relates to compounds of the formula where R1, R2 and R3 are independently selected from alkoxy radicals having from 1 to 8 carbon atoms; R4 and R5 are independently selected from the group consisting of alkylene having 1 to 12 carbons, arylenes having 6 carbon atoms and alkarylenes having 7 to 10 carbon atoms and n is an integer of from 1 to 10. These compounds may be used in rubber compositions.
    Type: Grant
    Filed: July 11, 2000
    Date of Patent: February 12, 2002
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Francois Kayser, Wolfgang Lauer, Thierry Florent Edme Materne
  • Patent number: 6346579
    Abstract: The present invention relates to a pneumatic tire having a tread containing from 50 to 100 phr of a dried rubber derived from a blend of a styrene butadiene latex and an acrylonitrile butadiene latex.
    Type: Grant
    Filed: August 5, 1996
    Date of Patent: February 12, 2002
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: David John Zanzig, Paul Harry Sandstrom, Joseph Walter Miller, Richard Robinson Smith
  • Patent number: 6343638
    Abstract: Circumferentially spaced folding modules of a tire building drum have axially movable belt lifting and conveying nose pieces which carry wide breaker ply edges over narrow breaker ply edges laid on the drum.
    Type: Grant
    Filed: February 23, 2000
    Date of Patent: February 5, 2002
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Douglas Raymond Weaver, Joseph Anthony Farelli
  • Patent number: 6329455
    Abstract: The present invention relates to rubber compositions containing a disodium salt of 3,3′-dithiodipropionic acid.
    Type: Grant
    Filed: October 25, 1999
    Date of Patent: December 11, 2001
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Lawson Gibson Wideman, Paul Harry Sandstrom
  • Patent number: 6327842
    Abstract: The present invention relates to a metallic cord for the reinforcement of elastomers. The cord has (a) a core composed of two filaments, (b) a single filament surrounding said core and (c) a sheath of nine filaments surrounding said core and single filament.
    Type: Grant
    Filed: August 21, 2000
    Date of Patent: December 11, 2001
    Assignee: The Goodyear Tire & Rubber Company
    Inventor: Thomas Walter Starinshak
  • Patent number: 6326438
    Abstract: This invention relates to the discovery that the combination of a bismaleimide compound and a bis benzothiazolyldithio end capped compound provides for excellent vulcanization of rubbers and results in desirable reversion resistant rubbers properties.
    Type: Grant
    Filed: December 2, 1999
    Date of Patent: December 4, 2001
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Richard Michael D'Sidocky, Neil Arthur Maly, Lawson Gibson Wideman
  • Patent number: 6316567
    Abstract: The present application relates to polymeric resinous material comprising (1) from 5 to 70 weight percent units derived from limonene; (2) from 5 to 70 weight percent units derived from dicyclopentadiene; (3) from 5 to 45 weight percent units derived from indene; and (4) from 5 to 45 weight percent units derived from alpha-methyl styrene; wherein the sum of the weight percent units derived from limonene and dicyclopentadiene range from 40 to 75 weight percent units of the resin and the sum of the weight percent units derived from indene and alpha-methyl styrene range from 25 to 60 weight percent units of the resin.
    Type: Grant
    Filed: May 16, 2001
    Date of Patent: November 13, 2001
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Mark Leslie Kralevich, Jr., Edward John Blok, Lawson Gibson Wideman, Paul Harry Sandstrom
  • Patent number: 6313206
    Abstract: The present invention relates to titanate compounds of the formula wherein R is selected from the group consisting of alkylene groups having from 1 to 15 carbon atoms and arylene and alkyl substituted arylene groups having from 6 to 10 carbon atoms and x is an integer of from 2 to 8.
    Type: Grant
    Filed: October 1, 1999
    Date of Patent: November 6, 2001
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Edward John Blok, Lawson Gibson Wideman, Paul Harry Sandstrom, Mark Leslie Kralevich, Jr.