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Heated cover device

  • US 5,552,580 A
  • Filed: 11/20/1991
  • Issued: 09/03/1996
  • Est. Priority Date: 12/22/1989
  • Status: Expired due to Term
First Claim
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1. A device for covering a receptacle containing a vaporizable substance subject to temperature control, the device comprising:

  • a frame;

    a base supported on the frame, the base is configured to be positioned against the receptacle and having means for effecting temperature control of the substance; and

    a cover supported on the frame, the cover is configured to be placed over the receptacle for reducing evaporative loss, the cover and the base are pivoted on the frame in opposing positions such that the receptacle can be positioned between the cover and the base, and the base and cover can be pivotally positioned against the bottom and top, respectively, of the receptacle.

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