Automatic faucet for lavatory unit of aircraft

• US 7,406,722 B2
• Filed: 10/21/2005
• Issued: 08/05/2008
• Est. Priority Date: 01/07/2005
• Status: Expired due to Fees

• Current Assignee: JAMCO Corporation
• Original Assignee: JAMCO Corporation
• Inventors: Yamaguchi, Tatsuya, Fukuizumi, Masahito
• Primary Examiner(s): Phillips; Charles E
• Application Number:
  US11/254,751
• Publication Number:
  US 20060150316A1
• Time in Patent Office: 1,019 Days
• Field of Search: 462/3, 4675-678, D23/215, D23/222, D23238-242, 137/801
• US Class Current: 4/623
• CPC Class Codes: A47K 2005/1218 Table mounted; Dispensers integrated with the mixing tap
• CPC Class Codes: A47K 5/1217 Electrical control means for the dispensing mechanism
• CPC Class Codes: B64D 11/02 Toilet fittings of general application A47K
• CPC Class Codes: E03C 1/057 touchless, i.e. using sensors
• CPC Class Codes: F21V 33/004 Sanitary equipment, e.g. mirrors, showers, toilet seats or paper dispensers
• CPC Class Codes: F21Y 2115/10 Light-emitting diodes [LED]
• CPC Class Codes: Y02T 50/40 Weight reduction

Abstract

The invention provides an improved automatic faucet for a lavatory unit of an aircraft. A body 110 of an automatic faucet 100 has on its lower left side (seen from the front) a liquid soap dispenser outlet 200, and the dispenser outlet 200 is connected to a liquid soap dispenser tank via a valve not shown. A reflective infrared sensor 210 for the liquid soap dispenser outlet and an LED light 230 for the liquid soap dispenser outlet are provided adjacent to the liquid soap dispenser outlet 200. When a user'"'"'s hand is placed within the area of infrared waves 220, a predetermined amount of liquid soap is supplied over the user'"'"'s hand. The LED light 230 is turned on to illuminate the user'"'"'s hand. A water supply outlet 300 is provided at the lower right side of the body 110, which is connected to a water tank via a valve not shown. A reflective infrared sensor 310 for the water supply outlet and an LED light 330 for the water supply outlet are provided adjacent to the water supply outlet 300. When the user'"'"'s hand is placed within the area of infrared waves 320, a predetermined amount of water is supplied over the user'"'"'s hand. The LED light 330 is turned on to illuminate the user'"'"'s hand.

Claims

1. An automatic faucet for a lavatory unit of an aircraft comprising:

an automatic faucet body having a semi-annular planar shape and attached to a wall surface in front of a wash basin;

a liquid soap dispenser outlet disposed on a bottom left side of the automatic faucet body;

a reflective infrared sensor for the liquid soap dispenser outlet;

an LED light for the liquid soap dispenser outlet;

a water supply outlet disposed on a bottom right side of the automatic faucet body;

a reflective infrared sensor for the water supply outlet;

an LED light for the water supply outlet; and

a water temperature adjustment dial attached to a right end side of the automatic faucet body.

2. The automatic faucet for a lavatory unit of an aircraft according to claim 1, wherein the water temperature adjustment dial has an illumination means that changes color tone in response to the temperature of the water being supplied.