Patents by Inventor Timothy L. Griffin, Jr.

Timothy L. Griffin, Jr. 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).

  • Loudspeaker enclosure
    Patent number: 4168762
    Abstract: A loudspeaker enclosure comprises a shell having an opening therein and a loudspeaker mounting baffle disposed over the opening. The shell is formed entirely from one or more diaphragm members or passive radiators which oscillate in response to selected low frequency sound waves emanating from a loudspeaker mounted within the enclosure. The diaphragms forming the shell reinforce the forward acoustic radiation from the loudspeaker and militate against the formation of standing waves within the enclosure.
    Type: Grant
    Filed: January 13, 1978
    Date of Patent: September 25, 1979
    Assignee: Amanita Sound, Inc.
    Inventor: Timothy L. Griffin, Jr.
  • Shock resistant loudspeaker enclosure
    Patent number: 4129752
    Abstract: A shock resistant loudspeaker enclosure includes a resilient shell formed with an opening therein and a resilient, shock resistant bracket secured to the shell about the periphery of the opening. A loudspeaker mounting board or baffle is secured to the shock resistant bracket through a rigid frame thereby closing the shell opening.
    Type: Grant
    Filed: October 20, 1977
    Date of Patent: December 12, 1978
    Assignee: Amanita Sound, Inc.
    Inventor: Timothy L. Griffin, Jr.
  • Speaker enclosures
    Patent number: 4014597
    Abstract: Two main speaker enclosures when latched to each other at their open faces for transport purposes, enclose chambers that are of an internal configuration and dimension to respectively receive and hold two abutting auxiliary speakers in assembled relationship provided the two auxiliary speakers are inserted in a predetermined orientation. The chambers are formed by forwardly diverging walls of the speaker enclosures.
    Type: Grant
    Filed: August 27, 1975
    Date of Patent: March 29, 1977
    Assignee: Amanita Sound, Incorporated
    Inventor: Timothy L. Griffin, Jr.
  • Speaker enclosures
    Patent number: D246174
    Type: Grant
    Filed: October 7, 1976
    Date of Patent: October 25, 1977
    Inventor: Timothy L. Griffin, Jr.