Mechanical Conversion To Or From Sound Patents (Class 369/155)
  • Patent number: 6213626
    Abstract: A dual purpose light that may be configured as both a floor-type worklight and as an elevated stand light. The present invention provides a light stand which has a threaded post on its terminal end that is adapted to receive a light housing having a pair of pivotal support legs. When the leg are in an open position, they support the light housing on a support surface in a non-elevated position. When in a closed position, the legs are co-extensively arranged with a common aperture that accepts the thread post on the stand for affixing the light housing to the stand for use in an elevated position.
    Type: Grant
    Filed: June 7, 1999
    Date of Patent: April 10, 2001
    Assignee: Regent Lighting Corporation
    Inventor: Pei Sheng Qian
  • Patent number: 4525827
    Abstract: A device for removing a chip produced during cutting of information into a record carrier, particularly a metallic record carrier, wherein the cut chip is removed by means of suction air and the magnitude or pressure of this suction air is controlled in dependence on the depth recording component of the recording.
    Type: Grant
    Filed: September 24, 1982
    Date of Patent: June 25, 1985
    Assignee: TELDEC Telefunken - Decca Schallplatten GmbH
    Inventor: Horst Redlich
  • Patent number: 4348755
    Abstract: The piston portion of a coupling for a mechanical phonograph is split lengthwise and joined together at a closed end by a living hinge so that the compression spring which biases the piston against the tonearm will exert a spreading force to the piston conforming it to the inside diameter of the cylinder or collar on the speaker cone, thereby achieving the close clearance required to transmit recorded sound vibrations to the speaker cone.
    Type: Grant
    Filed: January 23, 1981
    Date of Patent: September 7, 1982
    Assignee: Mattel, Inc.
    Inventor: John T. Benson
  • Patent number: RE31401
    Abstract: An electronic timepiece having an A.M. and P.M. display function. The characters A or P are displayed during time setting or correction by one discretionary display element of a plurality of display elements normally used for displaying time.
    Type: Grant
    Filed: March 4, 1981
    Date of Patent: October 4, 1983
    Assignee: Kabushiki Kaisha Daini Seikosha
    Inventor: Yasuo Kusumoto