Patents by Inventor David G. Baublits

David G. Baublits 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).

  • Spring loaded automatic plug ejector or hole saws
    Patent number: 5690452
    Abstract: A spring loaded automatic plug ejector for hole saws which utilizes a spring 50 which is increasingly compressed while a hole is being drilled. Once the hole is drilled, the spring 50 decompresses and ejects the plug from the hole saw. The amount of spring tension applied to the plug is adjusted by varying the degree to which the spring is compressed.
    Type: Grant
    Filed: June 27, 1996
    Date of Patent: November 25, 1997
    Inventor: David G. Baublits