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Hospital bed

  • US 7,464,425 B2
  • Filed: 03/07/2005
  • Issued: 12/16/2008
  • Est. Priority Date: 08/04/2004
  • Status: Active Grant
First Claim
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1. A patient support comprising:

  • a support deck;

    a mattress comprising one or more air bladders or one or more layers of foam and an identifying feature that identifies a mattress type of the mattress supported by the support deck as being an air mattress type if the mattress has one or more air bladders and identifies the mattress type as a foam mattress type if the mattress has one or more layers of foam; and

    a control system, coupled to the mattress, the control system comprising a display to prompt a user to select the mattress type of the mattress, an input device that permits the user to select the mattress type of the mattress as being one of an air mattress type and a foam mattress type, a fluid supply to supply fluid to the mattress, and a controller to cause the fluid supply to supply fluid to the air bladders in response to selection of an air mattress type and cause the fluid supply not to supply fluid to the air bladders in response to selection of a foam mattress type.

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