Patents by Inventor Melvyn Tindall

Melvyn Tindall 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).

  • Latch mechanism
    Patent number: 5829801
    Abstract: A latch mechanism comprising pushing means (28) which may operate vertically. The pushing means (28) being operable to push a first lever (42) which is positioned to act upon a second lever (50). The second lever (50) operates to turn a spindle (53). The turning the spindle effects retraction of a locking mechanism associated with the spindle. The latch mechanism may be used to operate deadlocks and security locks.
    Type: Grant
    Filed: September 5, 1996
    Date of Patent: November 3, 1998
    Assignee: Tindall Engineering Limited
    Inventor: Melvyn Tindall