Patents by Inventor Oscar E. Alvarez

Oscar E. Alvarez has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 5314126
    Abstract: A hammer mill apparatus to shred and chip boards fed therethrough comprising a shredding rotor assembly rotatably disposed within a debris chamber formed within a rotor housing including an entry portion and an exit portion formed therein, the shredding rotor assembly includes at least one rotor disc assembly having a plurality of hammer elements pivotally coupled to the periphery thereof being operatively connected to a rotor drive assembly including a drive motor and a rotatable rotor drive shaft to rotate the rotor disc assembly exerting centrifugal force on the plurality of hammer elements such that a line coincident with the longitudinal axis of each hammer element extends through the rotatable rotor drive shaft whereby the outer end of the hammer elements engage boards in the entry portion to shred and chip such boards entering the debris chamber and discharges the reduced material from the exit portion.
    Type: Grant
    Filed: April 26, 1993
    Date of Patent: May 24, 1994
    Inventor: Oscar E. Alvarez
  • Patent number: 5205501
    Abstract: A hammer mill apparatus to shred and chip boards fed therethrough comprising a shredding rotor assembly rotatably disposed within a debris chamber formed within a rotor housing including an entry portion and an exit portion formed therein, the shredding rotor assembly includes at least one rotor disc assembly having a plurality of hammer elements pivotally coupled to the periphery thereof being operatively connected to a rotor drive assembly including a drive motor and a rotatable rotor drive shaft to rotate the rotor disc assembly exerting centrifugal force on the plurality of hammer elements such that a line coincident with the longitudinal axis of each hammer element extends through the rotatable rotor drive shaft whereby the outer end of the hammer elements engage boards in the entry portion to shred and chip such boards entering the debris chamber and discharges the reduced material from the exit portion.
    Type: Grant
    Filed: February 12, 1992
    Date of Patent: April 27, 1993
    Inventor: Oscar E. Alvarez
  • Patent number: 5188302
    Abstract: A hammer mill apparatus to shred and chip boards fed therethrough comprising a shredding rotor assembly rotatably disposed within a debris chamber formed within a rotor housing including an entry portion and an exit portion formed therein, the shredding rotor assembly includes at least one rotor disc assembly having a plurality of hammer elements pivotally coupled to the periphery thereof being operatively connected to a rotor drive assembly including a drive motor and a rotatable rotor drive shaft to rotate the rotor disc assembly exerting centrifugal force on the plurality of hammer elements such that a line coincident with the longitudinal axis of each hammer element extends through the rotatable rotor drive shaft whereby the outer end of the hammer elements engage boards in the entry portion to shred and chip such boards entering the debris chamber and discharges the reduced material from the exit portion.
    Type: Grant
    Filed: July 27, 1992
    Date of Patent: February 23, 1993
    Inventor: Oscar E. Alvarez
  • Patent number: 4596625
    Abstract: A heat sealing machine for joining a battery casing and battery cover selectively operable in either a heating mode or a bonding mode comprising a battery casing station, a battery cover station and a battery casing/cover heater station operatively supported on a machine support frame, the battery casing station including a substantially horizontal support member to support the battery casing, the battery casing/cover heating station including a heater support frame movable between a first and second position pivotally mounted on the machine support frame having a casing/cover heater mounted on one end thereof and a counter balance mounted on the opposite end thereof, the battery cover station including a battery cover support frame movable between a first and second position pivotally mounted on the machine support frame having a battery cover support to support the battery cover pivotally attached to one end thereof and a counter balance mounted on the opposite end thereof, the machine support frame includi
    Type: Grant
    Filed: July 1, 1985
    Date of Patent: June 24, 1986
    Inventor: Oscar E. Alvarez
  • Patent number: 4525923
    Abstract: A heat sealing machine for joining a battery casing and battery cover comprising a battery casing heating station and a battery cover preheating station operatively supported on a machine support frame, the battery casing heating station including a battery casing heater support frame pivotally mounted on the machine support frame having a battery casing heater pivotally attached to one end thereof and a counter balance mounted on the opposite end thereof, the battery cover preheating station including a battery support frame having a battery cover preheater pivotally attached to one end thereof and a counter balance mounted on the opposite end thereof, the machine support frame including a plurality of rollers for lateral movement of the individual battery casings thereon to move the heated battery casing laterally from the battery casing heating station to the battery cover preheating station to receive the preheated battery cover, such that the upper periphery of the battery casing is heated by the battery
    Type: Grant
    Filed: December 19, 1983
    Date of Patent: July 2, 1985
    Inventor: Oscar E. Alvarez
  • Patent number: 4169223
    Abstract: A battery cell soldering apparatus for coupling a plurality of battery cells within a battery casing comprising a support platform and a battery casing holder wherein the support platform operatively supports a soldering block including a plurality soldering elements coupled to an electrical source together with a cooling means and control panel to selectively control the heating and cooling of the soldering block when the battery cells within the battery casing are held inverted in operative engagement with the plurality of soldering elements by the battery casing holder.
    Type: Grant
    Filed: March 24, 1978
    Date of Patent: September 25, 1979
    Inventor: Oscar E. Alvarez
  • Patent number: 4058886
    Abstract: A battery casing salvage machine comprising a plurality of discrete stations disposed in operative communication by a conveyor means to sequentially remove the original cover from the enclosed battery case and rebuild the battery case and battery cell partitions. The plurality of discrete stations includes a first station comprising a first cutting means including a saw cutting means to remove at least a portion of the original battery cover and the upper portion of the original battery case, a second station comprising a second cutting means including a bevel cutting means to remove the remaining portion of the original battery cover, and a third station comprising a third cutting means including at least one drill means to undercut the battery cell partitions where the cell connectors are fused together. The battery casing salvage machine further includes an automatic feed means disposed in operative relationship to the first station to continuously feed battery casings thereto.
    Type: Grant
    Filed: January 12, 1976
    Date of Patent: November 22, 1977
    Inventor: Oscar E. Alvarez