Patents Assigned to Vaal Reefs Mining and Exploration Co., Ltd.
  • Cage deck
    Patent number: 4695219
    Abstract: A materials handling system which includes a deck on which is mounted a number of rollers, a motor for rotating the rollers in either sense, a pair of rails for a tracked vehicle, and at least one cover which is pivotal to expose or overlie the rollers.
    Type: Grant
    Filed: October 23, 1985
    Date of Patent: September 22, 1987
    Assignee: Vaal Reefs Mining and Exploration Co., Ltd.
    Inventor: Samuel B. McGimpsey