Sanitary handle

• US 4,046,508 A
• Filed: 06/16/1976
• Issued: 09/06/1977
• Est. Priority Date: 06/16/1976
• Status: Expired due to Term

• Current Assignee: William M. Mcdonald
• Original Assignee: William M. Mcdonald
• Inventors: McDonald, William M.
• Primary Examiner(s): Wolk, Morris O.
• Assistant Examiner(s): Turk, Arnold
• Application Number:
  US05/696,553
• Time in Patent Office: 447 Days
• Field of Search: 21/77, 21/2, 21/103, 21/58, 292/347, 292/1, 4/222
• US Class Current: 4/222
• CPC Class Codes: A61L 2/18 Liquid substances or solutions comprising solids or dissolved gases
• CPC Class Codes: E05B 1/0069 Sanitary doorknobs or handles, e.g. comprising a disinfectant

Abstract

A sanitary door handle for the inside of a public toilet door which includes a generally circular handle element having means for rotating the handle to a new position with the handle being moved through a sterilizing bath as it rotates. Means are provided for effecting rotation of the handle on each opening of the door.

Claims

1. A sterilized door handle apparatus comprising a housing secured to a door and having an aperture in one side thereof, a wheel rotatably mounted in said housing and having a portion thereof graspable through said aperture for opening the door, means in said housing engaging said wheel for coating said wheel with sterilizing liquids, means in said housing adjacent said last named means for removing excess liquid from said wheel, and means on said door engaging means on its door frame for rotationally advancing said wheel each time the door is opened.

2. A device as claimed in claim 1 wherein the means for coating said wheel with a sterilizing liquid comprises a generally U-shaped tank, a wick in said tank and engaging opposite sides of said wheel, and means extending from said tank out of said housing for filling said tank with sterilizing fluids.

3. A device as claimed in claim 2 wherein said tank is of transparent plastic and said housing is provided with a slot through which the contents of said tank might be viewed.

4. A device as claimed in claim 1 wherein the means for advancing said wheel includes a circular ratchet on said wheel and a hinged pawl engaging said ratchet and actuated by opening of said door.