Patents by Inventor Lee Webber Ramstrom

Lee Webber Ramstrom 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).

  • Battery pack and latch
    Patent number: 3999110
    Abstract: Securing means particularly for slide-in type battery pack to be used in cordless electric power tools. An L-shaped latch is pivoted on the tool, and its short leg cooperates with a release mechanism at the remote end of the battery pack. A release member, spring loaded on the battery pack, urges the latch away from the pack during disengagement. A thermostated subassembly of the cells within the battery pack is also disclosed.
    Type: Grant
    Filed: February 6, 1975
    Date of Patent: December 21, 1976
    Assignee: The Black and Decker Manufacturing Company
    Inventors: Lee Webber Ramstrom, Alvydas Petras Karasa, Stanley Alan Markle
  • Cordless electric tool
    Patent number: D243652
    Type: Grant
    Filed: July 31, 1975
    Date of Patent: March 15, 1977
    Assignee: The Black and Decker Manufacturing Company
    Inventors: Donald William Zurwelle, Lee Webber Ramstrom, Stanley Alan Markle