Patents Assigned to Ammco Tools, Inc.
  • Method and apparatus for dampening vibrations during turning of a rotor
    Patent number: 4266454
    Abstract: Vibration of a rotating disc is dampened by means of a pair of weights which respectively lie in inclined tracks and are held against the opposite faces of the disc by the force of gravity.
    Type: Grant
    Filed: September 21, 1978
    Date of Patent: May 12, 1981
    Assignee: Ammco Tools, Inc.
    Inventors: Wallace F. Mitchell, Arthur Kamin
  • Automotive toe-in gauge
    Patent number: 4115926
    Abstract: This invention relates generally to wheel alignment devices, and specifically to such a device in which accurate toe can be established even if the angular relationship of the device to a reference line, such as the horizontal, changes during the toeing procedure.
    Type: Grant
    Filed: June 27, 1977
    Date of Patent: September 26, 1978
    Assignee: Ammco Tools, Inc.
    Inventors: Robert S. Hampton, Jr., Leonard A. Morrison, John W. Murphy, Craig E. Mountz
  • Caster camber gauge
    Patent number: 4114283
    Abstract: A caster-camber gauge includes an automatic interlock for presetting the caster and camber wheels, and a spirit level which is laterally mounted for calibration of the gauge.
    Type: Grant
    Filed: February 3, 1977
    Date of Patent: September 19, 1978
    Assignee: Ammco Tools, Inc.
    Inventors: Phillip A. Spainhour, Robert S. Hampton, Jr., Leonard A. Morrison
  • Brake service tool
    Patent number: 4063342
    Abstract: A single hand tool for removing and applying the springs on automotive brake shoe assemblies includes at one end a member for removing and attaching retainer discs on the hold-down springs and also for removing the shoe-to-anchor springs, and at the other end a spring operated mechanism for attaching the shoe-to-anchor springs to the anchor pin of the brake assembly.
    Type: Grant
    Filed: January 2, 1976
    Date of Patent: December 20, 1977
    Assignee: Ammco Tools, Inc.
    Inventors: Wallace F. Mitchell, Clifford A. Evans
  • Grinder attachment for a lathe
    Patent number: 4058937
    Abstract: A self-contained grinder attachment employs a rigid housing having an electric motor mounted thereon for driving both a grinding wheel and a blower which sucks air and loose particles entrained therein from the grinding area, the shaft on which the grinding wheel is mounted being connected to the housing by flexible and resilient connections thereby to isolate the grinding wheel from vibrations originating in the motor and in the lathe itself.
    Type: Grant
    Filed: January 26, 1976
    Date of Patent: November 22, 1977
    Assignee: Ammco Tools, Inc.
    Inventor: Wallace F. Mitchell
  • Static rotor balancer
    Patent number: 4048858
    Abstract: A rotor is suspended from a body member which is mounted by two sets of bearings for substantially free pivotable movement about two orthogonally disposed intersecting axes, the axis of rotation of the rotor intersects the point of intersection of the two bearing axes, and a level indicating device is mounted to the body member.
    Type: Grant
    Filed: March 24, 1976
    Date of Patent: September 20, 1977
    Assignee: Ammco Tools, Inc.
    Inventor: Wallace F. Mitchell
  • Bubble balancer
    Patent number: 4015481
    Abstract: A pivot head for a bubble balancer has a socket which receives a spherical support member, the socket having a concave top wall which rests on the spherical member and a circular side wall in close proximity to the equator of the spherical member.
    Type: Grant
    Filed: May 24, 1976
    Date of Patent: April 5, 1977
    Assignee: Ammco Tools, Inc.
    Inventors: Arthur Kamin, Clifford A. Evans, Lehner C. Freborg
  • Two-stage wheel balancer
    Patent number: 4010651
    Abstract: A portable bubble balancer incorporates a wheel support and pivot assembly which is spring biased in an upward direction into an interlocked position with the base of the balancer to prevent pivoting of the wheel support in the absence of a wheel thereon.
    Type: Grant
    Filed: July 28, 1975
    Date of Patent: March 8, 1977
    Assignee: Ammco Tools, Inc.
    Inventor: Wallace F. Mitchell
  • Wheel clamp
    Patent number: 3990666
    Abstract: A wheel clamp incorporates a pair of leg members each having a pair of spaced apart rim grippers, the leg members being simultaneously adjustable toward and away from a center mount assembly having a mounting surface supported for limited universal movement.
    Type: Grant
    Filed: August 25, 1975
    Date of Patent: November 9, 1976
    Assignee: Ammco Tools, Inc.
    Inventors: Leonard A. Morrison, Robert S. Hampton, Jr., John Murphy, Leo C. Bogaerts
  • Automotive wheel alignment instrument
    Patent number: 3953134
    Abstract: An optical wheel alignment instrument employs a pair of light weight units each housing a light source and optics including an adjustable mirror for directing a reticle image on a target screen of the other unit, and magnetic devices extend from the approximate centers of gravity of the units for mounting thereof to the hubs of the wheels to be aligned.
    Type: Grant
    Filed: September 23, 1974
    Date of Patent: April 27, 1976
    Assignee: Ammco Tools, Inc.
    Inventors: Arthur V. Appel, Robert S. Hampton, Leonard A. Morrison