Patents Represented by Attorney, Agent or Law Firm Lloyd L. Zickert
  • Patent number: 5860203
    Abstract: A handle repair device for removing a broken, damaged, and/or worn handle from the working head of a handle mounted tool such as a sledge-hammer, spike maul, or pick axe. The handle repair device includes a frame for holding the working head of the handle mounted tool and an actuating member mounted in the frame for selectively extending a ram into engagement with the handle in the working head to force the broken handle out of the working head of the tool.
    Type: Grant
    Filed: September 3, 1997
    Date of Patent: January 19, 1999
    Assignee: ESCO Equipment Service Company
    Inventor: Thomas Y. Gehr, Jr.
  • Patent number: 5828016
    Abstract: A low profile tactile switch including a conductive member having a dome profile and lead means, a conductive contact member having a contact and lead means and an insulating member arranged between the conductive member and the contact member but allowing contact between the members upon actuation of the dome profile, wherein the switch may be mass produced from rolls of flat material.
    Type: Grant
    Filed: February 3, 1997
    Date of Patent: October 27, 1998
    Assignee: Lucas Automation and Control Engineering, Inc.
    Inventors: Dennis A. Grannan, David W. Thompson
  • Patent number: 5813853
    Abstract: A base for an orthodontic attachment such as a bracket for incorporating torque or rotation in the bracket, which includes a body of wedge shape that may be suitably oriented on and attached to the backside of an orthodontic attachment for selectively incorporating torque or rotation into the bracket. The base may be stamped from a strip of material having a varying thickness such that the base will have a wedge shaped cross section.
    Type: Grant
    Filed: March 26, 1996
    Date of Patent: September 29, 1998
    Inventor: Peter C. Kesling
  • Patent number: 5778507
    Abstract: A machine and method for making a strip of dome arrays on a backup strip, wherein the dome arrays include a plurality of domes in a predetermined non-linear pattern and in oriented relation to each other that are adhesively mounted on a dome seal. The machine comprises a punch press or stamping machine capable of simultaneously stamping a pattern of domes in non-linear arrangement and oriented relative to each other and depositing those domes onto the adhesive side of a dome seal strip. The machine also includes means for feeding dome seals to the stamping machine and also for kiss-cutting the dome seal while on the backup strip to define a plurality of successively arranged dome arrays.
    Type: Grant
    Filed: March 27, 1995
    Date of Patent: July 14, 1998
    Assignee: Lucas Automation & Control Engineering, Inc.
    Inventors: Dennis A. Grannan, Robert A. Baum, Randall J. Brodka
  • Patent number: 5777547
    Abstract: A car identification and ordering system for trains which identifies each car in the train, the order of those cars, the total number of cars in the train, and the identification of the last car in the train. The car identification and ordering system may work in conjunction with an electronic pneumatic brake system on a train or can work independently of an electronic pneumatic brake system.
    Type: Grant
    Filed: November 5, 1996
    Date of Patent: July 7, 1998
    Assignee: Zeftron, Inc.
    Inventor: Jeremy S. Waldrop
  • Patent number: 5756174
    Abstract: A bond card for mounting prepasted orthodontic appliances that includes a substantially rigid planar substrate and a flexible adhesive-releasing film attached to the substrate and having a plurality of unmounted or unattached portions serving as sites for the appliances that are capable of being lifted from the surface of the substrate to facilitate removal of the appliance for mounting on a tooth.
    Type: Grant
    Filed: September 20, 1996
    Date of Patent: May 26, 1998
    Assignee: American Orthodontics Corporation
    Inventor: Lee H. Tuneberg
  • Patent number: 5755911
    Abstract: An apparatus and method for making a custom shim for a die component having one or more blind holes, where the apparatus includes a preformed laminate having an adhesive layer, a protective layer removably attached to one side of the adhesive layer, and a paper impression layer attached to the opposite side of the adhesive layer. The method includes the steps of removing the protective layer from the adhesive layer, attaching the exposed adhesive layer to a piece of shim stock, applying ink to the surface of the die component having the blind hole(s), placing that surface of the die component on the paper layer to form thereon an ink impression of the die component, removing the die component from the paper layer, cutting the piece of shim stock in accordance with the ink impression, and removing the laminate from the cut shim stock to uncover the custom shim which accurately maintains the relationship between the blind hole and the outer contour of the die component.
    Type: Grant
    Filed: September 25, 1996
    Date of Patent: May 26, 1998
    Inventor: Terry R. McCall
  • Patent number: 5738285
    Abstract: A secondary seal in the form of a plug member insertable in the open end of a pneumatic discharge nozzle of a covered hopper car carrying granular material, such as plastic pellets, wherein the plug member includes means for maintaining the pellets in spaced relation to the open end of the nozzle to prevent spillage when the plug member is removed, and having retaining means connecting the plug member to the nozzle when it is removed from the open end of the nozzle.
    Type: Grant
    Filed: August 30, 1995
    Date of Patent: April 14, 1998
    Assignee: Zeftek, Inc.
    Inventor: John D. Anderson
  • Patent number: 5736088
    Abstract: An improved plastic knuckle pin for a coupler on a railway car and a method of making the improved plastic knuckle pin whereby the improved plastic knuckle pin has a substantially uniform material matrix and the method of making the pin increases uniformity in the material by increasing the surface cooling area which decreases air and moisture pockets in the material during the molding process.
    Type: Grant
    Filed: September 19, 1996
    Date of Patent: April 7, 1998
    Assignee: Zeftek, Inc.
    Inventors: Michael K. Burke, John D. Anderson
  • Patent number: 5727941
    Abstract: A buccal tube for an archwire wherein the tube includes a lumen having a control portion at the mesial end and a relieved portion toward and at the distal end which reduces the force required for mesial withdrawal of the archwire after the archwire has been bent, and may also permit distal crown tipping of the tooth on which the tube is mounted.
    Type: Grant
    Filed: April 4, 1997
    Date of Patent: March 17, 1998
    Assignee: TP Orthodontics, Inc.
    Inventor: Peter C. Kesling
  • Patent number: 5722736
    Abstract: An electronic pneumatic brake system for trains which significantly improves brake cylinder pressure build-up time and facilitates essentially instantaneous and simultaneous braking on all cars of the train. The electronic pneumatic brake system includes electronic pneumatic control valves on the cars which individually control the braking on each car or a pack of cars and which are regulated by an electronic pneumatic controller on each car that receives electronic braking and release signals by way of wireless communication from an electronic head end unit on the lead locomotive, or where no head end unit is provided in the locomotive, receives pneumatic braking signals through the brake pipe.
    Type: Grant
    Filed: July 11, 1996
    Date of Patent: March 3, 1998
    Assignee: Zeftron, Inc.
    Inventor: James M. Cook
  • Patent number: 5722826
    Abstract: A bonding pad for an orthodontic attachment to be bonded to a tooth, including a foil or plate having a photoetched surface, and a layer of mesh material diffusion bonded to the photoetched surface of the foil, thereby greatly increasing the bonding strength of the attachment to which the bonding pad is secured.
    Type: Grant
    Filed: February 21, 1997
    Date of Patent: March 3, 1998
    Assignee: American Orthodontics Corporation
    Inventors: Lee H. Tuneberg, William P. Gagin
  • Patent number: 5701825
    Abstract: A device for closing the gap between adjacent sidewall panels in an auto rack railroad car in the form of a generally H-shaped elongated plastic member grippingly engaging the panels and closing the gap to prevent the movement of air and precipitation through the gap. The device may be made as a one-piece or two-piece unit.
    Type: Grant
    Filed: March 28, 1996
    Date of Patent: December 30, 1997
    Assignee: Zeftek, Inc.
    Inventor: Walter J. Peach, Jr.
  • Patent number: 5699816
    Abstract: An adjustable fingernail protector for protecting the paint or polish on a fingernail after a manicure, which is attached to the finger primarily ahead of the first knuckle and behind the fingernail to avoid significantly impairing the motion of the hands. The fingernail protector includes a fingernail protective shield having a supporting base and a hood, and a securing band adapted to releasably secure the supporting base to the finger to maintain the protective shield on the finger.
    Type: Grant
    Filed: January 11, 1996
    Date of Patent: December 23, 1997
    Assignee: Cherylann Company
    Inventors: Cheryl Ann Banes, Joseph Born
  • Patent number: 5697780
    Abstract: Apparatus and method for prepasting orthodontic appliances such as brackets with a light-cure adhesive and facilitating the mounting of the brackets in the mouth of a patient. The apparatus includes a kit having a storage box capable of storing a plurality of bond cards on which prepasted brackets are mounted in an organized fashion, a work box for facilitating the initial mounting of the brackets on the bond cards, a bond card cover for protecting the prepasted brackets against curing of the adhesive at the chairside of the patient, and a mouth shield for delaying the curing of the adhesive following initial placement of the prepasted brackets in the mouth of a patient.
    Type: Grant
    Filed: December 29, 1995
    Date of Patent: December 16, 1997
    Assignee: American Orthodontics Corporation
    Inventors: Lee H. Tuneberg, John E. Viglieltti
  • Patent number: 5694859
    Abstract: A hole covering device attached to the sidewall panels or screens in an auto rack car to prevent the direct passage of air and air-carried contaminants into the auto rack car through the multiplicity of holes in the screens to prevent damage to the finishes of newly manufactured vehicles being transported. The hole covering device includes a non-opaque plastic covering panel which is sized and adapted to be mounted on the interior surface of the screen by a plurality of button fasteners to cover a significant number of the holes in the screen. The covering panel permits light into the car through the covering panel and does not significantly inhibit the ventilation of the vehicle exhaust gases during loading and unloading of the vehicles.
    Type: Grant
    Filed: October 16, 1996
    Date of Patent: December 9, 1997
    Assignee: Zeftek, Inc.
    Inventors: Michael K. Burke, Michael K. Murphy, Walter J. Peach, Jr.
  • Patent number: 5687650
    Abstract: A gap closing device for closing the air gaps between the sidewall panels and the floor and/or the gaps between the sidewall panels and auxiliary floor panels or plates in an auto rack railroad car comprising an elongated strip of flexible extruded plastic material having a spine adapted to extend through the gap, a flap centrally connected to one end of the spine for closing the gap, and fins extending from the spine to lock the device in gap closing position. The fins may include a plurality of locking and/or pressure fins.
    Type: Grant
    Filed: April 17, 1996
    Date of Patent: November 18, 1997
    Assignee: Zeftek, Inc.
    Inventors: Richard F. Murphy, Michael K. Burke
  • Patent number: 5682964
    Abstract: A brake beam wear plate for mounting in brake beam guide brackets of railroad car truck side frames having side walls of varying thicknesses to define a slideway for the brake beam lugs providing a sloppy fit and a path of movement to obtain the ideal clasping angle and alignment for the brake shoes with the wheels, and thereby produce better train handling during braking, and uniform wearing of the shoes to enhance shoe life and reduce maintenance.
    Type: Grant
    Filed: September 26, 1996
    Date of Patent: November 4, 1997
    Assignee: Zeftek, Inc.
    Inventor: Richard F. Murphy
  • Patent number: 5669745
    Abstract: A bumper system for a movable deck in an intermodal auto carrier or trailer wherein the bumper system is mounted on the deck and is foldable against the deck or opened to a position for protecting the auto doors against damage when opening the doors for ingress and egress of a driver during loading and unloading operations.
    Type: Grant
    Filed: August 30, 1995
    Date of Patent: September 23, 1997
    Assignee: Zeftek, Inc.
    Inventor: John D. Anderson
  • Patent number: 5630519
    Abstract: An improved plastic knuckle pin for a coupler on a railway car and a method of making the improved plastic knuckle pin whereby the improved plastic knuckle pin has a substantially uniform material matrix and the method of making the pin increases uniformity in the material by increasing the surface cooling area which decreases air and moisture pockets in the material during the molding process.
    Type: Grant
    Filed: March 27, 1996
    Date of Patent: May 20, 1997
    Assignee: Zeftek, Inc.
    Inventors: Michael K. Burke, John D. Anderson